"Evacuate the valley, Hollis," she said, her voice calm because it had to be. "Tell them we have cracked full construction joints on four primary monoliths. Tell them the dam is no longer a dam. It's a pile of separate blocks pretending to hold hands."
"Full separation at Monoliths 4 and 5," she murmured into her recorder, her voice flat with dread. "Joint opening: twelve millimeters and growing." cracked full construction joints
The moral of the dam is this: pay attention to the joints. They are the places where things pretend to be whole. When they crack full, the pretending stops. "Evacuate the valley, Hollis," she said, her voice
Used where differential settlement is occurring. "Evacuate the valley