1748123Amend006dwg_CIVIL.pdf

This is a set of technical construction drawings and specifications for a federal construction project located at what appears to be a military installation (Camp Lejeune, based on references in the document). The drawings include site plans, erosion and sediment control details, storm drain and pipe specifications, and construction details for various drainage and site protection features.

The project specifications detail requirements for temporary and permanent ground cover, erosion control construction sequencing, storm structure and pipe installation, and site drainage management. Key construction elements include temporary sediment fences, temporary construction entrances, rock pipe inlet protection, temporary inlet protection measures, dewatering/sediment traps, tree preservation and protection fencing, stockpile management with topsoil detail specifications, outlet stabilization structures, and rock check dams. The specifications mandate specific materials including filter fabric, geotextiles, erosion control seed mixes, and stone aggregate. Maintenance requirements are outlined for ongoing inspection and repair of sediment control measures, including weekly inspections, prompt removal of accumulated sediment, and restoration of protective measures. The drawings reference compliance with North Carolina Department of Environmental Quality standards and include detailed cross-sections and plan views showing proper installation depths, material gradations, and dimensional requirements for each drainage and erosion control feature.