The North Wales Wind Farms Connection Project
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The North Wales Wind Farms Connection Project Design and Construction Report Technical Appendices Application reference: EN020014 March 2015 Regulation reference: The Infrastructure Planning (Applications: Prescribed Forms and Procedure) Regulations 2009 Regulation 5(2)(q) Document reference 7.2 The Planning Act 2008 The Infrastructure Planning (Applications: Prescribed Forms and Procedure) Regulations 2009 Regulation 5(2)(q) The North Wales Wind Farms Connection Project Design and Construction Report Appendices Document Reference No. 7.2 Regulation No. Regulation 5(2)(q) Author SP Manweb Date March 2015 Version V1 Planning Inspectorate Reference EN020014 No. SP Manweb plc, Registered Office: 3 Prenton Way Prenton CH43 3ET. Registered in England No. 02366937 Appendix 1 – Limits of Deviation 2 Figure 2.6 Limits of Deviation Appendix 2 – Construction Working Areas Figure 2.7. Work Area Requirement with 20m LOD 4 Figure 2.8. Work Area Requirement with 40m LOD 5 Appendix 3 - Power Line Crossings Approximate 132kV Crossing Figure Grid Duration of OHL Description Method Reference reference Reference Works Spans (days) Proposed 132kV OHL crosses 11kV 20 302155, Underground one span of 11kV 5.2 29 - 30 line between poles 9 and 10 of 11kV 360612 line between pole 9 and pole 10 (Bryn Goleu 2) line 18 19 302200, Proposed 132kV OHL crosses 11kV Underground one span of 11kV 5.2 30 - 31 (Bryn Goleu 1) 360656 line between poles 9 and 1 of 11kV line line between pole 9 and pole 1 18 Proposed 132kV OHL crosses 11kV 302655, 1 n/a 37 - 38 line between poles 11 and 12 of 11kV 11kV line to remain in situ n/a (Cefn Maen 361107 Uchaf) line 17 303126, Proposed 132kV OHL crosses 11kV Underground 2 spans of 11kV 5.3 50 - 51 16 (Tan yr Allt) 361960 line between poles 7 and 8 of 11kV line line between pole 7 and pole 9 Proposed 132kV OHL crosses 11kV 16 303288, 1 n/a 67 - 68 line between poles 60 and 61 of 11kV 11kV line to remain in situ n/a 363180 (Peniel) line 15 301965, Proposed 132kV OHL crosses 11kV Underground one span of 11kV 5.4 93 - 94 5 (Bryn Amlwg) 364392 line between poles 7 and 8 of 11kV line line between pole 7 and pole 8 Proposed 132kV OHL crosses 11kV 14 301649, 105 - 1 n/a line between poles 45 and 46 of 11kV 11kV line to remain in situ n/a 365087 106 (Goppa) line 1 No plan is show for those 11kV lines to remain in situ 7 Approximate 132kV Crossing Grid Duration of OHL Description Method Reference Reference Works Spans (days) 8 Proposed 132kV OHL crosses 11kV 301535, 133 - 1 line between poles 79 and 80 of 11kV 11kV line to remain in situ n/a (Eriviat Bach 367134 134 Uchaf) mainline 7 Proposed 132kV OHL crosses 11kV 300790, 145 - Underground one span of 11kV 5.5 line between poles 9 and 10 of 11kV 6 (Pen Parc 367929 146 line between pole 9 and pole 10 Llwyd) mainline Remove 11kV spur from pole 3 to pole 7 and construct a new 6 300681, 149 - Proposed 132kV OHL crosses 11kV 5.5 underground cable to the 16 368169 150 line between poles 3 and 4 of 11kV line (Hafod Farm) property from pole 12 of the mainline. 5 300684, 159 - Proposed 132kV OHL crosses 11kV Underground one span of 11kV 5.6 4 (Ty Celyn) 368908 160 line between poles 7 and 8 of 11kV line line between pole 7 and pole 8 Proposed 132kV OHL crosses 11kV 4 300596, 169 - 1 n/a feed to one customer between Poles 6 11kV line to remain in situ n/a 369716 170 (Berain) and 7 of 11kV spur Change Pole 18 of 11kV line to Proposed 132kV OHL crosses 11kV 3 300384, 179 - a terminal pole and install 5.7 feed to one customer between poles 19 19 370341 180 underground service from new (Llyn Mawr) and 20 of 11kV spur pole 18 into property. 2 Proposed 132kV OHL crosses 11kV 299920, 1 n/a 197-198 line between poles 32 and 33 of 11kV 11kV line to remain in situ n/a (Bod-ysgawen 371743 Isaf) main line 8 Approximate 132kV Crossing Grid Duration of OHL Description Method Reference Reference Works Spans (days) Proposed 132kV OHL crosses 11kV 1 300206, 212 - Underground 11kV from 5.8 line between poles 3 and 4 of 11kV 14 372761 213 mainline to pole 6 of spur (Plas Hafod) spur 33kV line adjacent to 208 - Section of existing 33kV OHL that runs Underground existing 33kV line northern end of 5.9 N/A 14 218 adjacent to the proposed 132kV OHL from pole 20 to 30 proposed 132kV line 9 10 Figure 5.2 Lower voltage diversions at Bryn Goleu 11 Figure 5.3 Lower voltage diversions at Tan yr Allt 12 Figure 5.4 Lower voltage diversions at Bryn Amlwg 13 Figure 5.5 Lower voltage diversions at Pen Parc Llwyd and Hafod Farm Figure 5.6 Lower voltage diversions at Llechryd 14 15 Figure 5.7 Lower voltage diversions at Croen Llwm Mawr 16 Figure 5.8 Lower voltage diversions at Plas Hafod Figure 5.9 33kV diversion adjacent to the Proposed Development 17 Appendix 4 Management of Public Rights of Way ARoW Plan Approxi Footpath/ Document mate and Sheet ARoW Plan Local Grid Reference at Pole Bridleway Management Method Duration Reference Reference Authority Crossing Point Nos. number of Closure 2.4.1 F - G Manage by construction 51 Denbighshire 301756, 360171 staff 21-22 n/a sheet 1 2.4.1 H - I Temporary closure - 52 Denbighshire 301844, 360267 immediately adjacent to 23 - 24 2 days sheet 1 pole position 2.4.2 N - O Manage by construction 53 Denbighshire 302202, 360657 staff 30 - 31 n/a sheet 2 2.4.3 R - S Temporary closure - tree 23 Denbighshire 303132, 361796 cutting and conductor 48 - 49 2 weeks sheet 3 pulling position 2.4.3 V - W Temporary closure – 22 Denbighshire 303347, 362518 conductor pulling position 58 - 59 2 weeks sheet 3 2.4.4 Z - AA Manage by construction 21 Denbighshire 303324, 362974 staff 65 - 66 n/a sheet 4 2.4.4 AF - AG Manage by construction 26 Denbighshire 302876, 363662 staff 77 - 78 n/a sheet 4 2.4.5 AL - AN Temporary closure - tree Llansannan Conwy 302364, 364147 cutting and conductor 87 - 89 2 weeks FP 80 sheet 5 pulling position 19 ARoW Plan Approxi Footpath/ Document mate and Sheet ARoW Plan Local Grid Reference at Pole Bridleway Management Method Duration Reference Reference Authority Crossing Point Nos. number of Closure 54 2.4.5 AN - AM Temporary closure - tree Denbighshire 302364, 364147 cutting and conductor 87 - 89 2 weeks sheet 5 pulling position Llansannan 2.4.6 AS - AT Manage by construction Conwy 301726, 364678 staff 99 - 100 n/a FP 79 sheet 6 2.4.8 BF - BG Manage by construction 121 - 65 Denbighshire 301987, 366418 staff n/a sheet 8 122 Llansannan 2.4.8 BL - BM Manage by construction 133 - Conwy 301531, 367153 staff n/a FP 30 sheet 8 134 Llansannan 2.4.9 BP - BQ Temporary closure – 153 - Conwy 300621, 368478 tree cutting 2 days FP 49 sheet 9 154 Llannefydd 2.4.11 CB2 - CE2 Manage by construction 177 - Conwy 300484, 370244 staff n/a FP 34 sheet 11 178 Llannefydd 2.4.11 CL - CM Manage by construction 194 - Conwy 299930, 371557 staff n/a FP 22 sheet 11 195 2.4.12 CP - CO Manage by construction Access Llannefydd staff Road sheet 12 Conwy 299374, 371358 n/a FP 22 CP1/CP 2 - CT 20 Appendix 5 Site Access Requirements ARoW Plan Road Access to Document Access Type Location Grid Ref Access Works Pole Overhead Line Works and Sheet No Numbers Reference 2.4.1 single Create new 5m access A - B carriage SJ 01236 gateway and bell-mouth in Construction of OHL and sheet 1 Hafoty Ty Ddu Rd 01 – 06 south way 59202 existing fence and material laydown area hedgerow 2.4.1 single Create new 5m access A - B carriage SJ 01228 gateway and bell-mouth in Construction of OHL and sheet 1 Hafoty Ty Ddu Rd 07 - 17 north way 59206 existing fence and material laydown area hedgerow 2.4.1 single Extend existing gateway C1 - C2 SJ 01752 Construction of OHL and Hafoty Ty Ddu Rd carriage access to 5m. Reduce 19 - 08 sheet 1 60026 material laydown area west way hedge to 2m at gateway 2.4.1 single Extend existing gateway C2 - C3 SJ 01766 Construction of OHL and Hafoty Ty Ddu Rd carriage access to 5m. Reduce 20 – 22 sheet 1 east 60042 material laydown area way hedge to 2m at gateway 2.4.1 single C1/C2 to SJ 01752 Create temporary stoned Construction of OHL and Hafoty Ty Ddu Rd carriage 19 - 08 sheet 1 D 60026 access track material laydown area way 2.4.1 single C2/C3 to SJ 01766 Create temporary stoned Construction of OHL and Hafoty Ty Ddu Rd carriage 20 – 22 sheet 1 E 60042 access track material laydown area way 2.4.2 single Create new 5m access J - K SJ 01869 Construction of OHL and Hafoty Ty Ddu Rd carriage gateway and bell-mouth in 23 - 22 sheet 2 west 60279 material laydown area way existing hedgerow 22 ARoW Plan Road Access to Document Access Type Location Grid Ref Access Works Pole Overhead Line Works and Sheet No Numbers Reference 2.4.2 single Create new 5m access J - K SJ 01880 Construction of OHL and Hafoty Ty Ddu Rd carriage gateway and bell-mouth in 24 - 33 sheet 2 east 60283 material laydown area way existing hedgerow 2.4.2 single Create new 5m access SJ 02079 L1 - L2 Hafodty Ddu Rd carriage gateway and bell-mouth in 24 - 33 Construction of OHL sheet 2 60689 way existing hedgerow 2.4.2 single L1/L2 – SJ 02079 Create temporary stoned Hafodty Ddu Rd carriage 24 - 33 Construction of OHL sheet 2 M 60689 access track way 2.4.2 single Create new 5m access P - Q Nantglyn to Saron SJ 02367 carriage gateway and bell-mouth in 34 - 45 Construction of OHL sheet 2 Rd 60905 south way existing hedgerow 2.4.2 single Create new 5m access P - Q Nantglyn to Saron SJ 02367 carriage gateway and bell-mouth in 34 - 45 Construction of OHL sheet 2 Rd 60905 north way existing hedgerow 2.4.3 single Extend existing gateway T2 - U1 SJ 03139 Construction of OHL and Bwlch Road carriage access to 5m.