Dry Detention Water Quality Enhancement Project

The Project consists of retrofitting existing stormwater detention basins including constructing forebays to increase pretreatment of solids and create sheet flow through the basin, removing and replacing of existing turf grass in the bottom of the basins with a hardier herbaceous vegetative mix that provides more treatment, and modification of outlet structures of basins that increase retention time within the basins to increase pollutant removal.

Collective AH (6633 Brookfield Place, 524 Wilby Drive)

524 Wilby Drive: The culvert will be constructed with a headwall and endwall, with the junction box In between. The 24” plastic pipe will be replaced with 24” RCP.

6633 Brookfield Place: 30” RCP from JB 9 to DCB 8 to be replaced with a 36” RCP , and curb to be added along Alexander Road and standard catch basins to be constructed along the curb.

Magnolia/Winthrop Storm Drainage Improvement Project

The Magnolia/Winthrop Storm Drainage Improvement Project (SDIP) consists of storm water infrastructure improvements along Ideal Way, Winthrop Avenue and Springdale Avenue. Work will involve mobilization, earthwork, drainage structures, storm drain pipe systems, working over, under, near, and around existing private utilities, asphalt paving, concrete flatwork, water and sewer (relocations, installations and adjustments), traffic control and any other associated work required by the Engineer.

 

Pella Rd 6212 Project

Project consist of joint repairs and the lining of 563 LF of 66 CMP with CIPP.  Three non-standard and three standard structures will be removed/replaced as well as two headwalls.  57 LF of 24 inch RCP will be removed and replaced. A rip rap apron will be revised/installed.  70 LF of an 8″ water main will also be relocated.

Queens Storm Drainage Improvement Project

The project involves analysis of existing conditions to determine areas suitable for improvement, planning analysis of improvement alternatives, and the design and construction of the needed improvements in the Queens Storm Drainage Improvement Project (SDIP) area.

The Queens Storm Drainage Improvement Project is bordered by East 4th Street to the north, Baxter Street to the south, Caswell Road to the east and Baldwin Avenue to the west.  This project area is within a drainage area of approximately 40 acres and the improvements will include pipe system upgrades and channel improvements.

Eastway Storm Drainage Improvement Project

The project involves analysis of existing conditions to determine areas suitable for improvement, planning analysis of improvement alternatives, and the design and construction of the needed improvements in the Eastway Storm Drainage Improvement Project (SDIP) area.

The Eastway Storm Drainage Improvement Project is bordered by Arnold Drive to the north, Central Avenue to the south, Temple Lane to the east and Eastway Drive to the west.  This project area is within a drainage area of approximately 200 acres and the improvements may include pipe system upgrades and channel improvements.

Collective Storm Drainage Improvement Project Series AA

Work performed under this contract will consist of storm water infrastructure repair and improvement projects within the city limits of Charlotte, NC.  Work will involve mobilization, earthwork, drainage structures, storm drain pipe systems, channels, working over, under, near, and around existing private utilities, asphalt paving, concrete flatwork, and landscaping and any associated work required by the Engineer. Other work may include structural foundation protection, storm water pipe lining, storm water pipe joint and structure repair, water and sewer (relocations, installations and adjustments).  Storm Water maintenance work may be located entirely within or a combination of the street right-of-way, private, residential, and commercial properties.

Collective AG Storm Water Drainage Improvement Project

Collective Storm Drainage Improvement Projects Series AG will involve 2 projects throughout the City of Charlotte, 1845 Pinewood Cr and 6009 Rexwood Pl.  1845 Pinewood Cr will consist of reinforced concrete pipe replacement and realignment, CIPP liner, storm drainage structure replacement, full depth asphalt, curb and gutter, concrete driveway, new sanitary sewer pipe and sanitary sewer structures, and new watermain.  6009 Rexwood Pl will consist of reinforced concrete pipe replacement and realignment, CIPP liner, storm drainage structure replacement, full depth asphalt, curb and gutter, and concrete driveway.

Sweden Rd Surface Water Quality Improvement project

The project is located at an existing CDOT facility located at 4600 Sweden Rd. The project improvements include the installation of SCMs along the perimeter of the existing parking areas to capture, treat, and reduce runoff discharge pollutants that are contributing to the Sugar Creek watershed in compliance with site NPDES permit requirements.