(Phys.org) —A truss design devised to help workers process space shuttles continues to find new uses as a space shuttle engineer-turned-entrepreneur adapts it to everything from a solar-powered ...
On Feb. 5, demolition crews in San Francisco completed a delicate, two-day operation to remove a 504-ft-long, 2,500-ton bridge truss in one piece. Joint-venture contractor CEC-Silverado lowered the 96 ...
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