Description
The Town of Norwich, Vermont is seeking bids for the replacement of Culvert No. 9 on Mitchell Brook Road. The project involves excavating, removing, and disposing of the existing culvert and installing two new culverts. The successful bidder will be required to perform the work in accordance with the technical requirements of the Vermont Agency of Transportation 2024 Standard Specifications for Construction. The project is expected to be completed by June 1, 2026.
• The existing culvert is a 24-inch diameter steel culvert that is approximately 30 feet in length and in fair condition.
• The new culverts will be a 30-inch corrugated metal pipe and an 87-inch x 63-inch pipe arch.
• The project requires the removal of bedrock material and the use of a synthetic fabric to separate unsuitable native soil from backfill material.
• The project also requires the installation of new metal culvert pipe markers and the armoring of the culvert inlets and outlets to prevent erosion and channelization.