Atch 18- Power Trench Sand and Backfill Requirements.pdf

This document provides requirements for trench sand and backfill for the Nellis/Creech AFB Multiple Award Construction Contract solicitation. The solicitation was issued by the Department of the Air Force Air Combat Command for multiple indefinite-delivery indefinite-quantity construction contracts at Nellis and Creech Air Force Bases. The attached specifications detail the material and testing requirements for trench sand, including gradation and plasticity index limits. Trench backfill must meet compaction requirements and be free of organic matter, debris, and rocks larger than 3 inches. The MACC solicitation will result in multiple awards for construction services over the next five years, with an estimated total value of $250 million. Responses are due by January 15, 2022.