This is a service / maintenance or supply contract in Centreville, Virginia. Contact the soliciting agency for additional information.

UOSA is seeking quotes from qualified contractors for the bulk replacement of a grassy area with gravel. The existing 4 inches of topsoil in the areas shall be removed and this top soil shall be relocated to another location on the site. The areas shall have a weed barrier placed and then gravel added to bring the grade back up. The final grade shall be equal to the starting grade. Scope of Work: Remove the top 4" of topsoil. The UOSA PM shall coordinate between the contractor and facility staff on a spoil storage area. Laydown weed barrier in both zones. Contractor shall use a geotextile material as the weed barrier. The geotextile layer shall be whole and free of tears and other openings. All new stone materials shall meet VDOT #57 stone standards. New stone shall be layered over the site area in both zones, as shown on the attached map. For zone 2, use geogrid placed on top of the weed barrier to support the stone on the slope. Gutter Buddies (name used as example) shall be used to prevent sediment from entering the storm water inlets during work. There are two storm inlets within the work area. The area of work shall be limited to Zone 1 and Zone 2 as shown on the attached map (Attachment B). A laydown area can be established with written approval of the UOSA PM. Notice to proceed and all scheduling shall be coordinated through the Upper Occoquan Service Authority (UOSA) project manager (PM). The project will be subject to and governed by the terms and conditions included in Attachment C to this document.