113 Tewning Rd.
Williamsburg, VA 23188
Hours of Operation
7:30 - 4:30 p.m.
Stonehouse Elementary School Stormwater Facility Stormwater BMP Repair and Retrofit (complete)
May 5, 2014
Scope of Work
This project consisted of the repair of a failed stormwater management facility and the eroded outfall channel that receives the discharge from the facility. The project also retrofits the facility with a constructed wetland to improve the water quality treatment of the stormwater discharged from the school site.
Civil Engineering Design - Completed – 100 percent
Construction phase completed - Nov. 9, 2013
Wetlands Plants Installation to be completed in Apr. 2014
Estimated Budget -$107,000
AES Consulting Engineers - $18,649
Contract amount and percent complete - $18,214 – 97.8 percent
Additional services - $14,291
JSG Corporation - $93,034.52
Total change orders - 2
Total amount of changed orders - $15,554.94*
Current payout and percent - $108,589.40 – 100 percent
*for removal of unsuitable soil material from the dam embankment and the basin floor, import of additional suitable material, installment of an additional gate for maintenance access and additional erosion control matting
- Design complete and site plan approval.
- Obtained all necessary permits.
- Construction started on Oct. 1 and completed Nov. 9.
- Installation of wetland plants completed on April 7, 2014.
- Record drawings and Construction Certification.