SAN JUAN, Puerto Rico -- The U.S. Army Corps of Engineers collected its 1 millionth cubic yard of debris from the island Dec. 9, 2017, and is seeking ideas from the island's residents to limit the ...

The tiny village of Brienz in eastern Switzerland had a deadline to evacuate by Friday due to the threat of a 2.6 million cubic-yard rockslide. Residents were ordered to leave the town by 6 p.m. local ...

Ultra-high performance concrete mixes cost $360-650 per cubic yard and have compressive strength from 22,500 PSI to 29000 PSI. There are proprietary makers of stronger concrete with costs of $2000 per ...