Description
The City of Huntsville is soliciting bids for the repair of the drainage at the 1900 Block of 19th Street. The project includes constructing a concrete structural support beam, placing common fill material, constructing structural wing walls, and placing riprap for backfill and erosion prevention. The vendor must meet the requirements outlined in the solicitation, including providing a written plan and timeline for the project, being bonded and insured, and providing a one-year warranty for the work performed.
• The project requires the construction of a concrete structural support beam to stabilize two existing box culverts under 19th Street.
• The vendor must place approximately 150 cubic yards of common fill material to construct a concrete floor and establish positive drainage at the downstream outfall of the box culverts.
• The project includes the construction of structural wing walls for erosion prevention and containment of flow.
• The vendor must place approximately 100 tons of 18” riprap for backfill and erosion prevention behind wingwalls and in front of the concrete floor.
• All concrete construction shall be reinforced with rebar of appropriate size and spacing for the structure.
• A temporary construction easement has been obtained from the property owner to eliminate most of the work on the street side.
• Restoration shall consist of leveling and hydroseeding the disturbed area, and erosion control such as silt fencing shall be in place during and after construction.