Ludlow STP DECK (39) Alternatives Presentation Meeting · 2017. 2. 24. · Alternatives...
Transcript of Ludlow STP DECK (39) Alternatives Presentation Meeting · 2017. 2. 24. · Alternatives...
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Ludlow STP DECK (39)Alternatives Presentation MeetingVT 100 – Bridge #99 over Branch Brook
April 4, 2016
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Introductions
Jennifer Fitch, P.E.VTrans Scoping Project Manager
Todd Sumner, P.E.VTrans Design Project Manager
Shannon Beaumont, P.E.CLD Design Consultant
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Purpose of Meeting
Provide an understanding of our approach to the project Provide an overview of project constraints Discuss alternatives that were considered Discuss our recommended alternative Provide an opportunity to ask questions and voice
concerns
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Location Map
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Project Location
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Meeting Overview
VTrans Project Development Process Project Overview
– Existing Conditions– Alternatives Considered– Recommended Alternative
Maintenance of Traffic Schedule Summary Questions
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VTrans Project Development Process
Project Definition
Project Design Construction
ProjectFunded
ProjectDefined
ContractAward
Quantify areas of impact
Environmental permits
Develop plans, estimate and specifications
Initiated
Identify resources & constraints
Evaluate alternatives Public participation Build Consensus
Initiated
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Who are you representing?
A. Municipal OfficialB. ResidentC. Local BusinessD. Independent
OrganizationE. Emergency ServicesF. Other
A. B. C. D. E. F.
50%
29%
7%7%
0%
7%
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How often do you use this segment of VT 100?
A. DailyB. WeeklyC. MonthlyD. RarelyE. Never
Daily
Weekly
MonthlyRare
lyNev
er
33%
47%
0%0%
20%
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How often do you walk over the bridge?
A. DailyB. WeeklyC. MonthlyD. RarelyE. Never
Daily
Weekly
MonthlyRare
lyNev
er
7% 7%
50%
21%
14%
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How often do you bike over the bridge?
A. DailyB. WeeklyC. MonthlyD. RarelyE. Never
Daily
Weekly
MonthlyRare
lyNev
er
47%
27%
20%
7%
0%
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What is your reason for attending this meeting?
A. Specific concernB. General InterestC. Live in close vicinityD. Other
Specif
ic co
ncern
Genera
l Inter
est
Live in
close
vicin
ityOther
7%
47%
7%
40%
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Project Overview
Existing Conditions
Alternatives Considered
Recommended Alternative
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Description of Terms Used
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Existing Conditions – Bridge #99 Roadway Classification – Minor Arterial Bridge Type – 82’ Rolled Beam Constructed in 1966 Ownership – State of Vermont
Looking Along VT 100
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Existing Conditions – Bridge #99
Concrete deck has begun to delaminate
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Existing Conditions - Bridge #99 Deck Rating 5 (Fair) Superstructure Rating 7 (Good) Substructure Rating 7 (Good)
Cracks, Spalls, and Delamination
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Existing Conditions
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Truck Turning Movements/Limitations Design Speed of 40 mph (Stop Condition) Access to local businesses throughout construction
Design Criteria and Considerations
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No Action̶ Additional maintenance required within 10 years
Deck Patching– Least-up front cost
Full Deck Replacement– Longest service life
Alternatives Considered – Bridge #99
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Proposed Typical Section (Looking Toward VT-103) Proposed Curb to Curb = 35’-8” (Existing is 34’) Proposed Fascia to Fascia = 39’-8” (Existing is 38’-10”)
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Recommended Alternative - Bridge #99 Deck Replacement
– Replace Deck with precast concrete deck panels– Increase bridge width (10 inches)
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Maintenance of Traffic Options Considered
Short Term Road Closure w/ Offsite Detour– Signed by State – Passenger car/pedestrian route: 2.5 miles end-to-end– Regional truck detour route: 53.5 miles end-to-end– Truck through traffic:
Phased Construction– 1-Way alternating Traffic maintained by phasing with no pedestrian access
Temporary Bridge– Not considered since it isn’t economical for maintenance projects
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Road Closure Approx. 10 day bridge closure Detour route signed by State Shortest passenger car route available: 2.5 miles end-to-end
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Regional Detour Route for Trucks VT 103, to US Route 7,to US Route 4, to VT 100
End-to-End: 53.5 MilesThrough: 33.7 Miles
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Local Detour Route for Cars and Pedestrians
VT 100, Rod and Gun Club Rd, to Buttermilk Falls Rd, to VT 103
End-to-End: 2.5 Miles
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Phased Construction Alternating 1-way traffic Possible Truck Turn Around Bridge closed to pedestrians 12 weeks of construction Cycle length is approximately 2 min
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Phased Construction – Typical (Looking toward VT-103)
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Phased Construction - Phase 1
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Phased Construction - Phase 2
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Project Location
Truck Turn Around
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Which maintenance of traffic option do you prefer?
A. Phased ConstructionB. Closure
A. B.
63%
38%
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What would be the maximum acceptable length of closure for Bridge #99?
A. 5 DaysB. 10 DaysC. 2 weeksD. Not Acceptable
A. B. C. D.
0%7%
0%
93%
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Which time of year would be most acceptable for Bridge #99 to be constructed?
A. MayB. JuneC. JulyD. AugustE. SeptemberF. Other
A. B. C. D. E. F.
100%
0% 0%0%0%0%
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Recommended Scope
Deck replacement with new precast panels with traffic maintained onsite with phased construction– Increase width 10”– Summer 2017 or 2018
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Alternatives MatrixRecommended
Montgomery STP DECK (40)
Alt 1 Alt 2 Alt 3
Do Nothing Deck Patching Deck Replacement
N/A Phased Construction Phased Construction
Total Project Costs (Including Engineering and Contingencies)
$0 N/A $948,900
Town Share N/A N/A N/A
Project Development Duration
0 N/A 2 year
Construction Duration 0 N/A 4 months
Closure Duration (If Applicable)
N/A N/A N/A
Geometric Design Criteria
No Change No Change No Change
Alignment Change No No No
Utilities No Change No Change No Change
ROW Acquisition No No No
Design Life Less than 10 Years N/A 30-40 Years
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Additional Considerations
Coordinate with intersection and downtown closure projects Intersection scope Intersection Duration Intersection traffic impacts Mike Lacroix for contact info
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Which would you be most concerned about?
A. Construction DurationB. Bridge AestheticsC. Environmental ImpactsD. Recreational ImpactsE. Emergency ServicesF. Business ImpactsG. OtherH. Not really concerned
A. B. C. D. E. F. G. H.
50%
0%
7% 7%
0%
14%14%
7%
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Did you find this presentation to be?
A. Too technical in natureB. Too simplified C. Just about rightD. Not much use at all
Too tec
hnical
in nature
Too sim
plified
Just
about
right
Not much
use at
all
0% 7%
93%
0%
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Do you find the recommended scope of work satisfactory?
A. YesB. No
Yes No
0%
100%
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Ludlow STP DECK (39)Questions & CommentsVT 100 – Bridge #99 over Branch Brook
April 4, 2016
For more information: https://outside.vermont.gov/agency/vtrans/external/Projects/Structures/15b109
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