MCA Stage 1 Barberstown Level Crossing Assessment

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative)

Road realignment with skewed roadbridge over Road realignment with square roadbridge over Closure of the existing crossings with no canal and railway circa 130m southwest of level canal and railway at the level crossing. Pedestrian Leave the current level crossings in place. alternative provided. All traffic would be diverted crossing. Pedestrian / Cycle facilities provided for / Cycle facilities provided for over the bridges. to alternative routes around the crossing location. along diverted road. Level Crossing closed. Level Crossing closed. Turnback facilities provided at railway

Significant comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Significant comparative disadvantage over options options other options other options

Assessment of cost of construction This option includes the costs of urban roadworks Construction and Land This option includes the costs of urban roadworks 1.1 of option, land costs and temporary The level crossing is currently manned. The across green fields to cross the railway and canal Cost Cost of removing crossing is low in comparison to across green fields to cross the railway and canal works ongoing cost associated with this control via raised embankment and two single span provision of road crossing. via raised embankment and a single span bridge. mechanism on the railway is significant. bridges. Includes 2No, roundabouts and the Includes 2No, roundabouts. acquisition of two houses.

Significant comparative disadvantage over Significant comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other other options options options options The existing crossing is manned resulting in an Long Term Maintenance Ongoing annual maintenance costs 1.2 ongoing annual cost. The closure of the level crossing would remove An overbridge would reduce maintenance An overbridge would reduce maintenance costs associated with varied options The level crossing equipment incurs an annual the maintenance requirement for the level requirements over a level crossing. Bridge option requirements over a level crossing. Bridge option maintenance cost and replacement cost on a 15yr crossing. would determine overall maintenance costs . would determine overall maintenance costs. cycle

1 Economy Some comparative disadvantage over other Significant comparative disadvantage over Significant comparative advantage over other Significant comparative advantage over other options other options options options

Benefits to vehicular traffic through Traffic Functionality reduction in journey time lengths 1.3 /economic benefit and delays through removal of level Improvement in journey times; potential for Some improvement in journey time; potential for crossings. Consideration of Reduced capacity as train frequencies increase; Displacement of traffic onto alternative routes; induced trips; potential to increase congestion on induced trips; diversion required for local potentially longer routes for traffic. increase in journey times for local residents. increase in journey times for local residents. local road network. residents.

Some comparative disadvantage over other Significant comparative disadvantage over Some comparative disadvantage over other Some comparative advantage over other Impact on scope for and ease of options other options options options interchange between modes. Impact on the operation of other transport services both during construction and in operation. New interchange Transport Integration Not shown on GDA Cycle Network Plan but there Some improvement in journey time; Shared 2.1 nodes and facilities; Reduced Not shown on GDA Cycle Network Plan but there General reduction in journey times. Maintaining would be a reduction in local accessibility to the pedestrian & cycle facility; Access to Royal Canal walking and wait times associated would be a removal of local accessibility to the access to the Royal Canal Cycleway will present Royal Canal Cycle Route with increased closures Cycle Route retained, albeit via slightly more with interchanges. Modal shift Royal Canal Cycle Route. challenges. No cycle facilities figures during construction and of the railway. circuitous route. operations. Changes to journey times to transport nodes.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative)

Significant comparative advantage over other Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other options options options options

Option 2 is located within a section of land zoned for "High Amenity" by the Fingal DP, the option also travels across Open Space zoned land and the GDA Cycle Network (along the Royal Canal). It then travels north west into an areas designated Impact on land use strategies and This option is mainly online and would tie in with (map based zoning objective LAP 13.A) for the local plans. Assessment of support This Option would not support the Barnhill LAP the approved Barnhill Ongar Distributor road, Barnhill LAP 2019. The introduction of a new road The do-nothing option would not support for 2.2 Land Use Integration for land use factors local land use 2019, movement and access strategy nor does it supporting the future development of lands zoned infrastructure into a High Amenity area is DART Expansion but does not impact on any and planning. Inclusion of project in provide access across the rail line to lands zoned "Residential Area" to the north as part of the considered to be a major negative impact and 2 Integration local planning policies objectives hence rated as relevant local planning documents. for future development, zoned "Residential Area" Barnhill LAP 2019. This Option provides would be inconsistent with this landuse zoning. an significant advantage over other options. in FDP as part of the Barnhill LAP (2019). vehicular, pedestrian and cycle access to lands However, it travels on the edge of this zoning and north and south of the railway & Canal. in proximity to the existing road network and could provide a direct connection into the LAP lands. Subject to further studies this option could have the potential to facilitate land use and transport planning integration.

Alternative level crossing options are mostly neutral in respect of Comparable to other options Comparable to other options Comparable to other options Comparable to other options Geographical Integration due to 2.3 Geographical Integration localised nature of the level crossings. As a consequence all No impact on Geographical Integration No impact on Geographical Integration No impact on Geographical Integration No impact on Geographical Integration options are rated comparable to one another. Some comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other options options options options

Integration with the other This option would support the delivery of the higher Other Government This option would not support the delivery of the This option would support the delivery of the higher This option would support the delivery of the higher 2.4 Government policy such as the NPF level national and regional planning policies regarding Policy Integration higher level national and regional planning policies level national and regional planning policies regarding level national and regional planning policies regarding and RSES. the DART Expansion programme (NPF- (NS04), RSES & regarding the DART Expansion programme (NPF- the DART Expansion programme (NPF- (NS04), RSES & the DART Expansion programme (NPF- (NS04), RSES & GDA Transport Strategy). However would not meet (NS04), RSES & GDA Transport Strategy). GDA Transport Strategy). GDA Transport Strategy). Smarter Travel policy. Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other Estimated number of sensitive options options options options properties within 100m of the works. Options closer to more sensitive locations will have an increased risk 3.1 Noise and Vibration The online overbridge will have a neutral noise of generating a noise impact. Retains vehicular traffic which will impact a low Removes vehicular traffic and construction phase New overbridge will have some construction impact compared to the Do Nothing scenario. 2 However, qualative criteria are also number of sensitive receptors in proximity. is minimal. phase impacts. 1 dwelling within 100m. used where necessary to dwellings within 100m. differentiate between the options.

Estimated number of number of Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other receptors within 50m reviewed as options options options options part of appraisal. Options closer to more sensitive locations will have an increased risk of changes in air The online overbridge will have 2 dwellings within 3.2 Air Quality and Climate One dwelling within 50m. Potential for quality during construction or Retains vehicular traffic which will impact the low Removes vehicular traffic and construction phase 50m as per the Do Nothing Scenario. Potential for construction phase dust impact is not significant operational phases. However, number of sensitive receptors in proximity. is minimal. construction phase dust impact is not significant when mitigation measures are put in place. qualitative criteria are also used when mitigation measures are put in place. where necessary to differentiate between the options.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative)

Key landscape characteristics Option to avoid potential impact on boundary to affected; Impact on landscape Luttrellstown Castle estate (the latter is an architectural conservation area, and a protected character; Impacts on landscape Very significant landscape and visual impact on structure). Landscape and Visual features, protected landscapes. Royal Canal corridor and Pakenham Bridge. 3.3 Loss of local connectivity. Minimal impact on Tree Preservation Objectives for lands north of (including light) Key visual characteristics affected; No impact on existing landscape or visual Very significant landscape and visual impact for 3 existing landscape or visual characteristics - no Luttrellstown estate. Impacts on properties, amenities, characteristics. residential properties to either side of existing likely significant landscape or visual impacts. Significant landscape and visual impact on Royal protected views, key views. road leading to crossing and for canal side Canal corridor. cottage at bridge. Significant visual impact for two residential properties to north/northwest of eastern roundabout.

Significant comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Some comparative disadvantage over other 3 options options other options options Potential compliance/conflict with Hydrologically connected to South Dublin Bay and biodiversity objectives; Indirect Hydrologically connected to South Dublin Bay and Biodiversity (flora and River Tolka Estuary SPA. No risk of LSE. 3.4 impacts on protected species, River Tolka Estuary SPA. No risk of LSE. fauna) Demolition of existing bridge could lead to designated sites; Overall effect on No direct impacts No direct impacts Potential impacts to Royal Canal pNHA. Loss of significant impacts on the Royal Canal pNHA. nature conservation resource. treeline, hedgerow and agricultural grassland Habitat loss will be minor given that the option is habitats. online.

Overall effect on cultural, Significant comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Some comparative disadvantage over other archaeological and architecture options options other options options heritage resource. Likely effects on Cultural, Archaeological RPS, National Monuments, SMRs, Potential indirect impacts on the Royal Canal Environment 3.5 and Architectural Conservation areas, etc. Direct impact on Packenham bridge (RPS 0711). (RPS No. 944a) and Peckenham bridge (RPS Minimal changes likely - no likely significant Heritage Number of designated No likely impacts. Potential indirect impacts to the Royal Canal 711) and Luttrellstown ACA. Potential to impacts. sites/structures (by level of (RPS No. 944a). encounter archaeological deposits that may designation) directly impacted by survive in undeveloped areas. scheme (landtake)

Some comparative advantage over other Significant comparative advantage over other Some comparative disadvantage over other Significant comparative disadvantage over options options options other options

Overall potential significant effects Removes vehicular traffic born pollutants and Proposed route indicated to have increased flood on water resource attributes likely to minimal construction phase. The Do Minimum Potential negative impact on surface water quality 3.6 Water Resources risk compared to other options. Potential negative be affected during construction and Potential negative impact on surface water quality Option has significant comparative advantages during operational phase. Potential negative impact on surface and groundwater quality during operation. during operational phase. over other options. impact on surface and groundwater quality during operational phase. Potential negative impact on construction phase. groundwater quality during construction phase.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative)

Significant comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Some comparative disadvantage over other options options other options options Overall impact on land take & Agriculture and Non- property. Number of properties to be Properties on either side of the road to the south- 3.7 Under Options 2, there will be a direct impact on Agricultural impacted/acquired. Likely temporary Minimal changes likely - no likely significant east of the railway would severely restrict the No likely impacts. agricultural lands used for equine stock resulting or permanent severance effects, etc. impacts. construction of an online route at this location in landtake and severance. without partial or complete property acquisitions.

Soils and Geology and likely impact Significant comparative advantage over other Significant comparative advantage over other Some comparative advantage over other Some comparative advantage over other on geological resources based on options options options options preliminary/likely construction details. Soil or topsoil resources to be developed/removed based on cut or fill requirements and potential for soft ground which may also need replaced. Existing information Geology and Soils Lower fill import requirements compared to other Lower fill import requirements compared to other 3.8 relating to potential to encounter No direct impacts. No direct impacts. (including Waste) contaminated land. High-level options. options. assessment based on the likely structures/ works required and the potential for ground contamination due to historic landfills, pits and quarries.

Some comparative advantage over other Some comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other options options options options

It is assumed that the routing of the cabling, the It is assumed that the routing of the cabling, the Overall likely impact on existing Radiation and Stray location of existing substations, hubs etc. along location of existing substations, hubs etc. along 3.9 sources of electromagnetic the line will be changed or impacted by the the line will be changed or impacted by the Current No change from an EMI perspective therefore No change from an EMI perspective therefore radiation. selection of any of the options over the entire selection of any of the options over the entire advantage over other options. advantage over other options. project. All Do-Something options are comparable project. All Do-Something options are comparable from an EMI perspective at this stage in the from an EMI perspective at this stage in the assessment. assessment.

Some comparative disadvantage over other Some comparative disadvantage over other Significant comparative advantage over other Some comparative advantage over other options options options options

Impacts on low income groups, non- With the level crossing becoming effectively closed on Impact on Vulnerable car owners, mobility impaired, With removal of the level crossing and with no 4.1 implementation of the proposed working timetable Groups visually impaired and people with a provision for supplementaty infrastructure for Original Distance from R121 junction to Diverted distance route 587m (2.0x diversion and with no provision for supplementaty disability. vulnerablegroups, the majority of users will be Barberstown North Road junction 300m retained. route). infrastructure for vulnerable groups, the majority of diverted onto the adjacent road network. users will be diverted onto the adjacent road network.

Comparable to other options Comparable to other options Comparable to other options Comparable to other options

Quantification of increased service 4.2 Stations Accessibility levels to the vulnerable groups. It is considered that alterations at Barberstown will It is considered that alterations at Barberstown will It is considered that alterations at Barberstown will It is considered that alterations at Barberstown will not significantly affect access to stations in the not significantly affect access to stations in the not significantly affect access to stations in the not significantly affect access to stations in the locality locality locality locality Accessibility & 4 Social inclusion

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative) Social inclusion Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative advantage over other Some comparative advantage over other other options other options options options

Cross Railway journey = nil as crossing remains Cross Railway journey = nil as crossing remains in place; Inaccessible when crossing is closed. in place; Inaccessible when crossing is closed. This option does not cause community Diversion for cars, pedestrians and cyclists when Premanent diversion for cars, pedestrians and Service levels impacts including severence. severance of community groups; level crossing closed 5.0km. cyclists 1.1km 4.3 Social Inclusion Severance from community facilities This option does not affect access to community Diverted distance route 587m (2.0x diversion Community facilities affected by reduced access Community facilities affected by reduced access consequent on an option. amenities route). include Shopping facilities, Ongar Community include Shopping facilities, Ongar Community Centre, Stone Ideas, 2No. Educate Together Centre, Stone Ideas, 2No. Educate Together Original Distance from R121 junction to Schools - northwest of the railway and Shackleton Schools - northwest of the railway and Shackleton Barberstown North Road junction 300m retained. Gardens, Westmanstown Sports and Conference Gardens, Westmanstown Sports and Conference Centre, Dublin Falconry and Luttrellstown Castle Centre, Dublin Falconry and Luttrellstown Castle Resort - south of the railway. Resort - south of the railway.

Significant comparative disadvantage over Significant comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other other options options options options

This Option leaves the railway level crossing in place, a This option removes the railway level crossing, a Safety for Rail users – removal of characteristic which is considered negative from the characteristic which is considered positive from the 5.1 Rail Safety Level crossings is considered a perspective of railway safety. significant safety enhancement perspective of railway safety. All overbridges have a significant advantage as they All overbridges have a significant advantage as they are a great crossing alternative. are a great crossing alternative. This option will require construction activity There is no significant construction activity along the associated with signalling along the live railway railway associated with the level crossing associated with the level crossing

Significant comparative disadvantage over Some comparative disadvantage over other Significant comparative advantage over other Significant comparative advantage over other other options options options options This option retains the level crossing - a signficant Quality of Access for these road hazard to transport users; users, lengths of diversions, removal Closing the crossing with no alternative would 5.2 Vehicular Traffic Safety Providing a segregated crossing would have a Providing a segregated crossing would have a of interface with rail and other result in diversion of road traffic onto longer This option will result in traffic diversions of up to significant advantage as vehicular traffic is not significant advantage as vehicular traffic is not modes of transport routes but would avoid congestion at the level 5.5km and increased congestion on the local road crossing the live rail. crossing the live rail. 5 crossing. Safety network.

Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative advantage over other Some comparative advantage over other other options other options options options

The curtailed availability of access over the level crossing associated with this option will divert vulnerable road users onto the existing road network. This option closes the level crossing - removes a Pedestrian, Cyclist and signficant hazard to transport users; Quality of Access for these road Diverted road users will be required to negotiate 5.3 Vulnerable Road user users. removal of interfaces up to 4No additional junctions including traffic light Original Distance from R121 junction to Diverted distance route 587m (2.0x diversion Safety This option will result in traffic diversions of up to junctions and roundabouts, typically turning left Barberstown North Road junction 300m retained. route). 5.5km and increased congestion on the local road travelling southbound, right if travelling northbound. network.

This options does not provide for segregation over the full length of the diversion routes for vulnerable road users.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Do Nothing Do Minimum Option 1 Option 2 Qualitative)

Connectivity to No cycle tracks currently present on the Analysis of the extent that the No cycle tracks on the immediately surrounding 6.1 adjoining cycling immediately surrounding road network, but This option supports good linkage to proposed This option supports good linkage to proposed scheme connects with cycle tracks. road network, but the closure of the level crossing facilities increased closures of the level crossing would cycle facilities cycle facilities would reduce access to the Royal Canal reduce access to the Royal Canal Greenway. See Greenway. See also Transport Integration above. also Transport Integration above.

Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative advantage over other Significant comparative advantage over other other options other options options options 6 Physical Activity Cross Railway journey = nil as the proposed Cross Railway journey = nil as the proposed Cross Railway journey = nil as crossing remains Cross Railway journey = nil as crossing remains option is along the plan alignment of the existing option is along the plan alignment of the existing Journey Time and lengths of in place; Inaccessible when crossing is closed. in place; Inaccessible when crossing is closed. Barberstown Link Road. Barberstown Link Road. diversions for active modes and Permeability and local numbers affected. Analysis of the Diversion for cars, pedestrians and cyclists when Premanent diversion for cars, pedestrians and Diversion for cyclists when level crossing closed Diversion for cyclists when level crossing closed 6.2 access opportunity connectivity between level crossing level crossing closed 5.0km cyclists 5.0km 0.30km 0.30km and green areas/key attractions related to active mode The principal affected amenities in the vicinity of The principal affected amenities in the vicinity of The principal high amenity greenspaces in the The principal high amenity greenspaces in the the level crossing include the Royal canal,and the the level crossing include the Royal canal,and the vicinity of the existing train station include the vicinity of the existing train station include the amenity zoned lands south east of the level amenity zoned lands south east of the level Royal canal, the amenity zoned lands, golf Royal canal, the amenity zoned lands, golf crossing. Removal of the level crossing will crossing. Removal of the level crossing will courses and allotments south of the level courses and allotments south of the level require detour for access to each of them. require detour for access to each of them. crossing. This access is maintained by the crossing. This access is maintained by the proposed bridge scheme. proposed bridge scheme.

Criteria Do Nothing Do Minimum Option 1 Option 2

Some comparative disadvantage over other Significant comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other 1 Economy options options options options Some comparative disadvantage over other Significant comparative disadvantage over Some comparative advantage over other Some comparative advantage over other 2 Integration options other options options options Some comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Some comparative disadvantage over other 3 Environment options options other options options Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative advantage over other Some comparative advantage over other 4 Accessibility and social inclusion other options other options options options Significant comparative disadvantage over Some comparative disadvantage over other Significant comparative advantage over other Significant comparative advantage over other 5 Safety other options options options options Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative advantage over other Significant comparative advantage over other 6 Physical Activity other options other options options options

Progress To Stage 2 No No No Yes

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative)

Road realignment with square roadbridges over canal Road realignment with square roadbridge over and railway circa 180m northeast of level crossing. canal and railway circa 180m southwest of level Pedestrian / cycle Bridge at Crossing, Turnback Lower the Railway to Accommodate the road Pedestrian / Cycle facilities provided for along crossing. Pedestrian / Cycle facilities provided for facilities at railway, Level Crossing Closed, No network at grade diverted road. Level Crossing closed. Turnback along diverted road. Level Crossing closed. replacement road access facilities provided at railway Turnback facilities provided at railway

Significant comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Significant comparative disadvantage over options options options other options Assessment of cost of construction Construction costs of this option will be Construction and Land 1.1 of option, land costs and temporary This option includes the costs of urban roadworks This option includes the costs of urban roadworks comparative to other options as the provision of a The cost and disruption of a scheme of this Cost works across green fields to cross the railway and canal via across green fields to cross the railway and canal pedestrian cycle bridge within the canal environs nature would be unsustainable and unjustifiable in raised embankment and two single span bridges. via raised embankment and a single span bridge. will require significant temporary and permanent comparison to other options available. It is Includes 2No, roundabouts. Includes 2No, roundabouts. works. The cost to acquire land will be lower than proposed to discard this option without further other options providing full access consideration. Some comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Significant comparative disadvantage over options options options other options In dropping the railway adjacent to the canal a A pedestrian/cyclist overbridge would require Long Term Maintenance Ongoing annual maintenance costs new drainage system will be needed which is 1.2 An overbridge would reduce maintenance An overbridge would reduce maintenance minimal maintenance in short term with regular costs associated with varied options likely to be sealed and pumped. In addition the requirements over a level crossing. Bridge option requirements over a level crossing. Bridge option inspections and remedial works in the long term. earth retaining structured required over the full would determine overall maintenance costs . would determine overall maintenance costs. The long term maintenance low compared to length of the proposed cut will require other options. maintenance 1 Economy Significant comparative advantage over other Significant comparative advantage over other Significant comparative disadvantage over Some comparative advantage over other options options other options options

Displacement of mobility impaired and cycle traffic onto ramped alternative routes; increase in journey times for local residents. Benefits to vehicular traffic through Traffic Functionality reduction in journey time lengths Removal of vehicular access over the level 1.3 /economic benefit and delays through removal of level crossing results in displaced flows - 1218 vehicles Improvement in journey time; potential for induced Some improvement in journey time; potential for crossings. Consideration of Some improvement in journey time; potential for AM peak hour and 1110 vehicles PM peak hour. trips; no diversion required for local residents. induced trips; diversion required for local potentially longer routes for traffic. induced trips; diversion required for local residents. Construction phase impacts to rail network would residents. Additional traffic delay will result along adjacent be significant. access routes - 7% AM peak hour and 5% PM peak hour.

Benchmark journey times will increase by up to 8%,

Some comparative advantage over other Some comparative disadvantage over other Some comparative disadvantage over other Impact on scope for and ease of Some comparative advantage over other options options options options interchange between modes. Impact on the operation of other transport services both during construction and in operation. New interchange Transport Integration Some improvement in journey time; Shared 2.1 nodes and facilities; Reduced Some improvement in journey time; No cycle facilities General reduction in journey times. Maintaining pedestrian & cycle facility; Access to Royal Canal walking and wait times associated on new bridge; Access to Royal Canal Cycle Route Reduction in local permeability. access to the Royal Canal Cycleway will present Cycle Route retained, albeit via slightly more with interchanges. Modal shift retained, albeit via slightly more circuitous route. challenges. No cycle facilities figures during construction and circuitous route. operations. Changes to journey times to transport nodes.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative)

Significant comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other options options options options This option crosses through the middle of a new housing estate so would be significantly worse than the other options from a land use planning and integration perspective. At local level, Option 3 travels through sensitive land use zonings including 'High Option 5 is located within a small section of land Amenity', 'Open Space' associated with the Royal zoned for "Open Space" by the Fingal DP. The Canal, over the GDA cycle Network. It continues introduction of a new infrastructure into a Open Impact on land use strategies and Option 4 is located within a section of land zoned northwards into Hansfield SDZ 2006 (as amended) Space area is inconsistent with the 'Open Space' local plans. Assessment of support for "High Amenity" by the Fingal DP. This option There is map-based Specific Objective of “Protect & landuse zoning objective, however as this option 2.2 Land Use Integration for land use factors local land use travel into the LAP 13.A Barnhill LAP through Preserve Trees, Woodlands and Hedgerows”. only supports sustainable modes of travel, it is Vertical railway lowering would not significantly and planning. Inclusion of project in zoned open space lands as part of the Barnhill 2 Integration Continuing northwards it travels through zoned considered that the impact will be smaller when impact land use planning policy. relevant local planning documents. LAP. This option links to the Barnhill - Ongar road "Residential Area" part of the Hansfield SDZ (2006). compared with Option 2 and 4 which support network and could support overall land use and The construction of mixed-used development has vehicular traffic. Subject to further transport transport planning integration over the long-term. commenced at Hansfield. Construction of a road studies, this option could have the potential to network through the SDZ lands at this location would support sustainable transport planning be inconsistent with the policies and objectives of the integration. SDZ as well as impact on existing properties/residential amenity. There is a significant disadvantage with a major negative impacts associated with this option. Alternative level crossing options are mostly neutral in respect of Comparable to other options Comparable to other options Comparable to other options Comparable to other options Geographical Integration due to Geographical 2.3 localised nature of the level Integration crossings. As a consequence all No impact on Geographical Integration No impact on Geographical Integration No impact on Geographical Integration No impact on Geographical Integration options are rated comparable to one another. Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other Some comparative advantage over other options options options options Integration with the other Other Government 2.4 Government policy such as the NPF This option has significant direct and indirect impacts to a This option would support the delivery of the higher This option would support the delivery of the higher This option would support the delivery of the higher Policy Integration and RSES. number of local level policy documents which would also level national and regional planning policies regarding level national and regional planning policies regarding level national and regional planning policies regarding impact regional land use and transport planning the DART Expansion programme (NPF- (NS04), RSES & the DART Expansion programme (NPF- (NS04), RSES & the DART Expansion programme (NPF- (NS04), RSES & integration across a number of areas. GDA Transport Strategy). GDA Transport Strategy). GDA Transport Strategy).

Some comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other Estimated number of sensitive options options options options properties within 100m of the works. Options closer to more sensitive locations will have an increased risk There is the potential for greater construction 3.1 Noise and Vibration Removes vehicular traffic which will reduce the phase impacts due to the extent of the track of generating a noise impact. New overbridge will have some construction phase New overbridge will have some construction noise levels in the locality. 2 dwellings within lowering works. However, operationally there will However, qualative criteria are also impacts, 1 dwelling within 100m. phase impacts. 8 dwellings within 100m. used where necessary to 100m be a neutral impact compared to the Do Nothing differentiate between the options. scenario

Estimated number of number of Some comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other receptors within 50m reviewed as options options options options part of appraisal. Options closer to more sensitive locations will have an increased risk of changes in air No dwellings within 50m but longer route means 4 dwellings within 50m. Longer route means 1 dwelling within 50m. Removes vehicle traffic There is the potential for greater construction 3.2 Air Quality and Climate quality during construction or potentially more embodied energy with respect to potentially more embodied energy with respect to locally therefore reducing local impact. Potential phase impacts due to the extent of the track operational phases. However, construction materials. Potential for construction construction materials. Potential for construction for construction phase dust impact is not lowering works. However, operationally there will qualitative criteria are also used phase dust impact is not significant when mitigation phase dust impact is not significant when significant when mitigation measures are put in be a neutral impact compared to the Do Nothing where necessary to differentiate measures are put in place. mitigation measures are put in place. place. scenario between the options.

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DART+ WEST - MCA Stage 1 Barberstown Level Crossing Assessment

Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative)

Significant comparative disadvantage over other Significant comparative disadvantage over Significant comparative disadvantage over Significant comparative disadvantage over options other options other options other options

Key landscape characteristics Significant landscape and visual impact for affected; Impact on landscape Very significant landscape and visual impact on Royal boundary to Luttrellstown Castle estate (the latter character; Impacts on landscape Canal corridor and across lands south of railway to is an architectural conservation area, and a Landscape and Visual features, protected landscapes. Luttrellstown Castle estate. Tree Preservation protected structure). Tree Preservation Significant visual impact for three dwellings 3.3 Vertical railway lowering would impact on setting (including light) Key visual characteristics affected; Objectives north of Luttrellstown Road and within Objectives within Luttrellstown estate. Significant (including canalside cottage) in close proximity. of Packenham bridge (RPS 0711) and Direct Impacts on properties, amenities, Luttrellstown Estate. Very significant visual impact for landscape and visual impact on Royal Canal Potential significant impact on Royal Canal and impact on the Royal Canal (RPS No. 944a). protected views, key views. residential property on site of former Barberstown corridor. Significant visual impact for residential on associated trees and vegetation. House. Potential visual impact for Beech Park House properties, one to northwest of eastern / Shackleton Gardens east of the road option. roundabout, and one southwest of western roundabout.

Some comparative disadvantage over other Some comparative disadvantage over other Some comparative disadvantage over other Significant comparative disadvantage over options options options other options

3 This option is hydrologically connected to Potential compliance/conflict with European sites downstream in the Tolka Estuary and Dublin Bay. There is no risk of Likely biodiversity objectives; Indirect Hydrologically connected to South Dublin Bay and Biodiversity (flora and Hydrologically connected to South Dublin Bay and Hydrologically connected to South Dublin Bay and Significant Effects to this or any other European 3.4 impacts on protected species, River Tolka Estuary SPA. No risk of LSE. fauna) River Tolka Estuary SPA. No risk of LSE. Potential River Tolka Estuary SPA. No risk of LSE. site. There is potential for impacts to Royal Canal designated sites; Overall effect on Potential impacts to Royal Canal pNHA. impacts to Royal Canal pNHA. Loss of treeline, Potential impacts to Royal Canal pNHA. Loss of pNHA arising from noise, artificial lighting. nature conservation resource. Significantly greater loss of treeline, hedgerow hedgerow and agricultural grassland habitats. hedgerow and agricultural grassland habitats. Channelistaion or realignment and lowering of and agricultural grassland habitats. the canal could have significant impacts to water quality and aquatic fauna which may have to be rescued prior to works.

Overall effect on cultural, Some comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Significant comparative disadvantage over archaeological and architecture options options options other options Environment heritage resource. Likely effects on Cultural, Archaeological RPS, National Monuments, SMRs, Indirect impacts on the Royal Canal (RPS No. Indirect impacts on the Royal Canal (RPS No. 944a) 944a) and Luttrellstown ACA. Potential to 3.5 and Architectural Conservation areas, etc. Potential indirect impacts on Royal Canal (RPS Indirect impact on Packenham bridge (RPS 0711) and Luttrellstown ACA. Potential to encounter encounter archaeological deposits that may Heritage Number of designated 944a).Potential to encounter archaeological and Direct impact on the Royal Canal (RPS No. archaeological deposits that may survive in survive in undeveloped areas. sites/structures (by level of deposits that may survive in undeveloped areas. 944a). designation) directly impacted by undeveloped areas. scheme (landtake)

Some comparative disadvantage over other Significant comparative disadvantage over Some comparative advantage over other Significant comparative disadvantage over options other options options other options The in-stream works required constitute a flood Overall potential significant effects hazard and is significantly disadvantageous on water resource attributes likely to Potential negative impact on surface water quality Proposed route indicated to have increased flood Potential negative minor impact on surface and compared to the other options. The construction 3.6 Water Resources be affected during construction and during operational phase. Potential negative impact risk compared to other options. Potential negative groundwater quality during construction phase. works within the Royal Canal proposed as part of operation. on surface and groundwater quality during impact on surface and groundwater quality during Potential positive impact on surface water quality Option 6 is likely to have a significant negative construction phase. operational phase. Potential negative impact on during operational phase due to removal of traffic- impact on Surface water quality. Excavations groundwater quality during construction phase. related pollutants. required for lowering of the railway vertical alignment also pose potential risk to Groundwater quality. Option is disadvantageous across all sub-

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Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative)

Significant comparative disadvantage over other Some comparative disadvantage over other Significant comparative advantage over other Some comparative disadvantage over other Overall impact on land take & options options options options property. Number of properties to be Agriculture and Non- Impact mainly within Irish Rail property boundary 3.7 impacted/acquired. Likely temporary Agricultural Option 3 will have a direct impact on three agricultural Under Option 4, there will be a direct impact on Option 5 will involve minor landtake of agricultural and maintenance depot during construction or permanent severance effects, properties including a significant impact on an equine agricultural lands used for equine stock resulting lands on one property and is therefore rated as stage. Agricultural farmland impacts due to need etc. farm holding due to landtake and land severance. in landtake and severance. Significant Advantage over other options. to acquier a strip of farmland further details required for full assessment.

Soils and Geology and likely impact Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other Significant comparative disadvantage over on geological resources based on options options options other options preliminary/likely construction details. Soil or topsoil resources to be developed/removed based on cut Although overbridge and approach roads or fill requirements and potential for construction requires less fill import to the site, soft ground which may also need the arisings from the railway lowering are much replaced. Existing information more likely to include ground contamination Geology and Soils Long route with overbridge require fill import to the Lower fill import requirements compared to other Lower fill import requirements compared to other 3.8 relating to potential to encounter (considered medium to high risk, subject to further (including Waste) site (Minor negative). options. options. contaminated land. High-level investigation). Comparative disadvantage is due assessment based on the likely to likelihood of ground contamination and more structures/ works required and the extensive length of works interfacing with the potential for ground contamination canal. due to historic landfills, pits and quarries.

Some comparative disadvantage over other Some comparative disadvantage over other Some comparative disadvantage over other Some comparative disadvantage over other options options options options

It is assumed that the routing of the cabling, the It is assumed that the routing of the cabling, the It is assumed that the routing of the cabling, the It is assumed that the routing of the cabling, the Overall likely impact on existing location of existing substations, hubs etc. along location of existing substations, hubs etc. along location of existing substations, hubs etc. along Radiation and Stray location of existing substations, hubs etc. along the 3.9 sources of electromagnetic the line will be changed or impacted by the the line will be changed or impacted by the the line will be changed or impacted by the Current line will be changed or impacted by the selection of radiation. selection of any of the options over the entire selection of any of the options over the entire selection of any of the options over the entire any of the options over the entire project. All Do- project. All Do-Something options are comparable project. All Do-Something options are comparable project. All Do-Something options are comparable Something options are comparable from an EMI from an EMI perspective at this stage in the from an EMI perspective at this stage in the from an EMI perspective at this stage in the perspective at this stage in the assessment. assessment. assessment. assessment.

Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other Significant comparative advantage over other options options options options

Impacts on low income groups, non- Impact on Vulnerable car owners, mobility impaired, 4.1 This option is of benefit to low income groups, Groups visually impaired and people with a Diverted distance route 948m (3.1x diversion Shortest diversion route 4.8km (16x diversion Diverted distance route 789m (2.6x diversion route). enhancing access to public transport. disability. route). route).

Comparable to other options Comparable to other options Comparable to other options Comparable to other options

Quantification of increased service 4.2 Stations Accessibility levels to the vulnerable groups. It is considered that alterations at Barberstown It is considered that alterations at Barberstown It is considered that alterations at Barberstown It is considered that alterations at Barberstown will not will not significantly affect access to stations in the will not significantly affect access to stations in the will not significantly affect access to stations in the significantly affect access to stations in the locality locality locality locality Accessibility & 4 Social inclusion

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Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative) Social inclusion Some comparative advantage over other Some comparative disadvantage over other Significant comparative advantage over other Some comparative advantage over other options options options options

Service levels impacts including severance of community groups; This option does not cause community 4.3 Social Inclusion severence. Severance from community facilities Diverted distance route 948m (3.1x diversion Pedestrian, and cyclist and non motorised road Diverted distance route 789m (2.6x diversion route) consequent on an option. route) users catered for. This option does not curtail access to community amenities

Safety for Rail users – removal of 5.1 Rail Safety Level crossings is considered a Closing the crossing with no alternative would significant safety enhancement All overbridges have a significant advantage as they are a All overbridges have a significant advantage as they result in diversion of road traffic onto longer All overbridges have a significant advantage as they great crossing alternative. are a great crossing alternative. routes but would avoid congestion at the level are a great crossing alternative. crossing.

Significant comparative advantage over other Significant comparative advantage over other Some comparative disadvantage over other Significant comparative advantage over other options options options options Quality of Access for these road This option closes the level crossing - removes a users, lengths of diversions, 5.2 Vehicular Traffic Safety Providing a segregated crossing would have a signficant hazard to transport users; removal of interface with rail and Providing a segregated crossing would have a significant Closing the crossing would have a disadvantage on significant advantage as vehicular traffic is not This option will not significantly divert traffic. other modes of transport advantage as vehicular traffic is not crossing the live rail. vehicular traffic as traffic will have to be diverted crossing the live rail. This option incorporates good segregation for 5 Safety pedestrians, cyclists and cars from railway traffic.

Some comparative disadvantage over other Some comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other options options options options

This option closes the level crossing. It provides a new link along approximately the same line as the original; Pedestrian, Cyclist and Quality of Access for these road 5.3 Vulnerable Road user users. removal of interfaces Diverted distance route 948m (3.1x diversion The junction strategy for vulnerable road users is Safety Diverted distance route 789m (2.6x diversion route) No diversionl for pedestrian and cyclists route) unaffected by this option;

This option incorporates good segregation for pedestrians, cyclists and cars from railway traffic.

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Sub-Criteria (Quantitative/ Parameter Criteria Option 3 Option 4 Option 5 Option 6 Qualitative)

Connectivity to This option supports good linkage between Analysis of the extent that the 6.1 adjoining cycling existing and proposed cycle facilities scheme connects with cycle tracks. This option supports good linkage to proposed cycle This option supports good linkage to proposed This option supports good linkage to proposed facilities facilities cycle facilities cycle facilities The quality of access to the train station for pedestrians and cyclists is good in respect of this option.

Significant comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other options options options options 6 Physical Activity Cross Railway journey = nil as the proposed Cross Railway journey = nil as the proposed Cross Railway journey = nil as the proposed option is option is along the plan alignment of the existing option is along the plan alignment of the existing Cross Railway journey = nil as the proposed along the plan alignment of the existing Barberstown Barberstown Link Road. Coolmine Road. option is along the plan alignment of the existing Journey Time and lengths of Link Road. diversions for active modes and Coolmine Road. Diversion for cyclists when level crossing closed Diversion for cyclists when level crossing closed Permeability and local numbers affected. Analysis of the Diversion for cyclists when level crossing closed 6.2 0.30km 0.30km Diversion for cyclists when level crossing closed access opportunity connectivity between level crossing 0.30km and green areas/key attractions is nil. The principal high amenity greenspaces in the The principal high amenity greenspaces in the related to active mode The principal high amenity greenspaces in the vicinity vicinity of the existing train station include the vicinity of the existing train station include the The principal affected amenities in the vicinity of of the existing train station include the Royal canal, Royal canal, the amenity zoned lands, golf Royal canal, the amenity zoned lands, golf the level crossing include the Royal canal,and the the amenity zoned lands, golf courses and allotments courses and allotments south of the level courses and allotments south of the level amenity zoned lands south east of the level south of the level crossing. This access is maintained crossing. This access is maintained by the crossing. This access is maintained by the crossing. by the proposed bridge scheme. proposed bridge scheme. proposed bridge scheme.

Criteria Option 3 Option 4 Option 5 Option 6

Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other Significant comparative disadvantage over 1 Economy options options options other options Some comparative disadvantage over other Some comparative advantage over other Some comparative advantage over other Some comparative advantage over other 2 Integration options options options options Significant comparative disadvantage over other Some comparative disadvantage over other Some comparative advantage over other Significant comparative disadvantage over 3 Environment options options options other options Some comparative disadvantage over other Some comparative advantage over other Some comparative disadvantage over other Significant comparative advantage over other 4 Accessibility and social inclusion options options options options Significant comparative advantage over other Significant comparative advantage over other Some comparative disadvantage over other Significant comparative advantage over other 5 Safety options options options options Significant comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other Significant comparative advantage over other 6 Physical Activity options options options options

Progress To Stage 2 No Yes Yes No

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