Stormwater Detention Basin Retrofit and Stream Restoration Project

Background
The City of Raleigh, North Carolina, through its Engineering Services Department, is issuing a solicitation for the Spottswood Street Stormwater Control Measure Retrofit and Durant Nature Preserve Stream Restoration project.

The goal of this contract is to retrofit a stormwater detention basin and restore a stream channel and bypass channel downstream of the basin, aligning with the city's mission to manage stormwater effectively.

Work Details
The project involves several major tasks including:
- Removing trees
- Replacing the basin’s outlet structure
- Installing an automated valve on the outlet structure
- Constructing a retaining wall
- Replacing inlet pipes and constructing forebays
- Rebuilding an embankment
- Establishing a bypass channel
- Filling a headcut
- Excavating a new step-pool and riffle-pool stream channel
- Rerouting a pedestrian trail
- Installing pedestrian bridges.

Additionally, the contractor will be responsible for providing traffic control and ensuring pedestrian safety around the work area during all phases of the project. Erosion and sediment control measures must be maintained as per the State- and City-approved erosion and sediment control plan.

Period of Performance
The contract performance period begins upon award and continues until all work is completed, with bids due by 11:00 AM on October 25, 2024.

Place of Performance
The work will be performed at Spottswood Street and Durant Nature Preserve in Raleigh, North Carolina.