The U.S. Army Corps of Engineers – Los Angeles District has been tasked to solicit and award the construction of 2 Containerized Long Weapons Storage (CLWS) Earth Covered Magazines (ECMs) at Vandenber... The U.S. Army Corps of Engineers – Los Angeles District has been tasked to solicit and award the construction of 2 Containerized Long Weapons Storage (CLWS) Earth Covered Magazines (ECMs) at Vandenberg SFB, CA. This project focuses on site-adapting a specialized, heavy-load earth-covered magazine structure in an undisturbed coastal area.