South Street Trestle Structure Repair Project
Sealed bids are hereby invited for the furnishing of labor and equipment necessary to repair damage done to the exit and entrance wing walls of a concrete box culvert due to stormwater.
The work includes stream mitigation measures, removal of years of overburden on top of the entrance and exit ends of the culvert. It also includes removing and resetting of guardrails, removal of asphalt 100-feet east and west from the roadway under the trestle, and removal, inspection, and replacement of two crossroad culverts. The banks on the entrance and exit ends f the culvert require “armoring” using crushed stone.
SEALED BID PROPOSALS will be accepted at the office of the Town Manager, 263 Route 30N, Bomoseen, VT 05732, until 12:00 PM, local time, on Thursday, July 22, 2021 at which time the bids received will be opened and copies for presentation to the Select Board on Monday, July 26, 2021 at a scheduled meeting.
Project Description: The project scope includes replacing damaged rebar reinforced poured concrete wing walls on the entrance and exit ends of a concrete box culvert, replacing approximately 13.33 cubic yards of embankment armor, resetting four-six guardrail posts, removing approximately 200 linear feet of existing pavement the entire existing width of the roadway, removing overburden from atop the entrance and exit ends of the culvert, and replacing two crossroad culverts. This project requires a permit to work in the stream and requires mitigation measures prescribed by the State of Vermont Department of Environmental Conservation.
State of Vermont DEC (Rivers and Streams) Requirements: A pre-construction meeting with RME, CONTRACTOR, and TOWN is required. CONTRACTOR to submit a stream flow control plan to the VT DEC River Management Engineer for review and approval. Work area must be isolated from surface flows and dewatering effluent must be pumped through a filter bag or similar sediment retention practice prior to discharge into surface waters. Uncured concrete products must be isolated from surface flows and groundwater until complete cured.