I-89 Exit 14 Slip Lane & Intermodal Intercept Parking Facility
Total Page:16
File Type:pdf, Size:1020Kb
I-89 Exit 14 Slip Lane & Intermodal Intercept Parking Facility Final Scoping Report May 2013 110 West Canal St, Suite 202 Winooski, Vermont 05404 t 802-660-4071 f 802-660-4079 www.ccrpcvt.org The preparation of this document has been financed through transportation planning funds provided by the U.S. Department of Transportation and matching funds provided by Chittenden County’s 18 municipalities and the Vermont Agency of Transportation. The views and opinions expressed do not necessarily state or reflect those of the U.S. Department of Transportation. TABLE OF CONTENTS 1.0 INTRODUCTION ......................................................................................... 1 1.1 Background .............................................................................................................................................. 2 1.2 Study Area ................................................................................................................................................ 3 2.0 PROJECT PURPOSE AND NEED ....................................................................... 4 2.1 Purpose .................................................................................................................................................... 4 2.2 Needs ....................................................................................................................................................... 4 3.0 EXISTING CONDITIONS ................................................................................ 5 3.1 Project Site ............................................................................................................................................... 5 3.2 Traffic Assessment ................................................................................................................................... 6 3.3 Crash Data Assessment ............................................................................................................................ 7 3.4 Bicycle and Pedestrian Facility Assessment ........................................................................................... 12 3.5 Transit Service Assessment .................................................................................................................... 12 3.5.1 Existing Transit Facilities and Services .............................................................................................. 12 3.6 Land Use & Zoning Regulations ............................................................................................................. 19 3.7 Natural & Cultural Resource Assessment .............................................................................................. 22 3.8 Flood Zones ............................................................................................................................................ 22 3.9 Wetlands ................................................................................................................................................ 22 3.10 Historic & Archeological Resources ....................................................................................................... 23 3.11 Hazardous Waste Sites ........................................................................................................................... 23 3.12 Rare, Threatened or Endangered Species .............................................................................................. 24 3.13 Public Lands / LWCF Grant Sites ............................................................................................................ 24 3.14 Prime Agricultural Soils .......................................................................................................................... 24 4.0 USER PROFILE & FACILITY SIZE REQUIREMENTS ............................................... 25 4.1 Parking Demand Estimation ................................................................................................................... 25 4.1.1 South Burlington ............................................................................................................................... 25 4.1.2 Sheraton Burlington Hotel and Conference Center .......................................................................... 25 4.1.3 Burlington International Airport ....................................................................................................... 25 4.1.4 University Mall ................................................................................................................................. 26 4.1.5 Fletcher Allen Health Care ................................................................................................................ 26 4.1.6 Champlain College ............................................................................................................................ 26 4.1.7 General Public................................................................................................................................... 26 5.0 LOCAL AND REGIONAL CONCERNS ................................................................ 29 6.0 EXIT 14 INTERCEPT FACILITY LAYOUT ............................................................ 30 7.0 ALTERNATIVES ASSESSMENT ....................................................................... 37 7.1 Traffic Impacts........................................................................................................................................ 37 I-89 Exit 14 Slip Lane & Intermodal Intercept Parking Facility Scoping Study Page i 7.1.1 Estimate Facility Trip Generation ......................................................................................................37 7.1.2 (Re)Distribute Trips to Facility ...........................................................................................................38 7.1.3 Evaluate Traffic Impacts ...................................................................................................................40 7.2 Transit Service ........................................................................................................................................42 7.2.1 Existing Transit and Shuttle Services .................................................................................................42 7.2.2 Transit Demand ................................................................................................................................44 7.2.3 Potential Bus and Shuttle Service Changes with Intercept Facility ...................................................45 7.3 Facility Construction Cost Estimate ........................................................................................................54 7.4 Operations and Maintenance Costs, Projected Revenue and Management Options ............................56 7.4.1 Operating Costs and Projected Revenue ...........................................................................................56 7.4.2 Management Options .......................................................................................................................58 7.4.3 Conclusions .......................................................................................................................................60 7.5 Alternatives Evaluation Matrix ...............................................................................................................60 8.0 PREFERRED ALTERNATIVE .......................................................................... 62 LIST OF FIGURES Figure 1: Study Area ............................................................................................................................................... 3 Figure 2: Existing Site Plan ..................................................................................................................................... 5 Figure 3: Intersection Count Locations and Count Dates ...................................................................................... 6 Figure 4: Level-of-Service Criteria for Signalized Intersections ............................................................................. 7 Figure 5: Summary of Crashes from High Crash Location (South Burlington US 2 – Mile Marker 0.0-0.158) ....... 7 Figure 6: Crash Assessment Summary ................................................................................................................... 8 Figure 7: Crash Diagram at Sheraton Hotel/Staples Plaza ..................................................................................... 9 Figure 8: Pedestrian Facilities Adjacent to the Project Site ................................................................................. 10 Figure 9: Bicycle Facilities Adjacent to the Project Site ....................................................................................... 11 Figure 10: Table of CCTA Transit Route Serving Study Area ................................................................................ 13 Figure 11: Map of CCTA Routes Serving Study Area ............................................................................................ 14 Figure 12: Table of CATS Transit Routes .............................................................................................................. 15 Figure 13: Map of CATS Shuttles.......................................................................................................................... 16 Figure 14: Park and Ride and Intercept