6.14.4. Wash Rack Grading. The pavement surface of the wash rack will be sloped at 1.5 percent
(1.5%) to assure positive drainage to waste drains.
6.14.5. Tiedowns and Grounding Points. Tiedowns/mooring points/tiedown mooring eyes and
grounding points are not required for wash racks.
6.14.6. Concrete Curb. Concrete curbs will be constructed on the perimeter of the wash rack
pavement to confine waste water to the wash rack pavement.
6.14.7. Service Points:
220.127.116.11. Army and Air Force. Wash racks are designed with service points incorporated into
the pavement floors. These items should be considered for wash rack pavement design. In-
pavement structures are listed below. Typical locations for these structures are shown in Figure
18.104.22.168.1. Valve pits containing air, detergent, and water lines with controls and connectors.
22.214.171.124.2. Water hose outlets.
126.96.36.199.3. Covered utility trench.
188.8.131.52.4. Service Rack.