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Alternatives Meeting
VT 2A/Industrial Avenue/Mountain View Road Scoping StudyWilliston, VermontSeptember 25, 2013
Project Committee
• Christine Forde CCRPC• Ken Belliveau Town of Williston• Bruce Hoar Town of Williston• Ken Robie VTrans• Rick Bryant Stantec• David Grover Stantec• Contact: cforde@ccrpcvt.org
Meeting Purpose
• Receive public comment regarding the alternative improvement plans.
Agenda
• Describe Study Process• Review Future Traffic Projections• Identify Alternatives and Performance• Describe “Viable” Alternatives• Receive Public Comment
Scoping Study Process
• Collect existing conditions data• Conduct Local Concerns Meeting• Establish project Purpose and Need• Identify potential alternatives• Evaluate alternatives.• Recommend a preferred alternative
Purposed and Need Statement
“To address existing and future traffic congestion; enhance safety for all users; and, improve bike-pedestrian travel along VT2A in Williston between Industrial Avenue/Mountain View Road and River Cove Road.”
Study AreaN
VT 2A
AccommodationsOperations
Project Area
PM Peak Hour Volumes
Existing 2033
Traffic Operations
0.79
0.92
0.98
1.19
0
0.2
0.4
0.6
0.8
1
1.2
1.4
Existing ‐ 2013 Future ‐ 2033
Volu
me-
to-C
apac
ity R
atio
AM Peak Hour
PM Peak Hour
Delay vs. V/C Ratio Curve
0
50
100
150
200
250
300
0 0.5 1 1.5
Del
ay p
er V
ehic
le (S
econ
ds)
Volume to Capacity Ratio
Simulation: 2033 PM Peak Hour
Option 1: Add Westbound Left-Turn Lane
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.95PM 1.19 1.17
Option 2: Add Eastbound Left Turn Lane to Option 1
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.91PM 1.19 0.99
Option 3: Add Northbound Through Lane to Option 2
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.89PM 1.19 0.89
Option 4: Change Lane Use on Industrial Avenue, Add Westbound Left-Turn Lane
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.90PM 1.19 1.09
Option 5: Add Northbound Through Lane to Option 4
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.90PM 1.19 0.98
Option 6: Single Lane Roundabout
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 1.59PM 1.19 1.37
Option 7: Dual Lane Roundabout
V/C RATIO
2033 2033 WITHIMPROVEMENTS
AM 0.92 0.82PM 1.19 0.85
Viable Options: Lane Additions
Viable Options: Dual Lane Roundabout
Comparison of Alternatives
Benefit or Impact Lane Additions RoundaboutWorst V/C Ratio 0.89 0.85“Life Expectancy” 31 Years 35 YearsAdded Pavement 25,000 SF 24,000 SFROW Takings-Area 5,200 SF 1,300 SFROW Takings-Parcels 15 Parcels 5 ParcelsTree Loss 7 Trees 5 TreesUtility Poles Moved 14 12
VT 2A Alternatives
Proposed Improvements for VT 2A North of River Cove Road
Looking North
Pedestrian Safety
• Pedestrian Actuated Rapid Flashing Beacons• Crosswalks• Pedestrian Refuge Island
3 Lane Cross-Section with East Side Sidewalk
Looking North
Existing Conditions with East Side Sidewalk
Looking North
Option N1: Three-Lane Section
Option N2: Add Sidewalk on East Side
Comparison of AlternativesBenefit or Impact
Existing 3-Lane Cross Section
3-Lane Cross Section + Sidewalk
Existing + Sidewalk
Sidewalks One Side One Side Two Sides Two Sides“Bike Lanes” On Street On Street On Street On StreetRefuge Islands No Yes Yes NoNew Pavement None 27,000 SF 50,000 SF 19,000 SFROW Takings-Area
None None 15,000 SF None
ROW Takings-Parcels
None None 17 Parcels None
< 25 Feet of Driveway
None None 2 Parcels None
Tree Loss None 6 Trees 11 Trees 5 TreesUtility Poles None 14 14 14
Comments and questions
Next Steps
• Refine Plans• Present to Planning Commission on October 1, 2013• Present to Selectboard on October 21, 2013• Submit Final Report
Other Options
Other Options
Other Options
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