Definitions for "WATERSTOP"
a metallic or non-metallic material that is embedded in the concrete extending on both sides of a joint for the full extent of the joint, forming a liquid tight diaphragm that prevents the passage of the liquid through the joint
A continuous strip of waterproof material placed at concrete joints designed to control cracking and limit moisture penetration.
Construction joint, which is plugged with plastic, rubber, etc. to prevent water passing through.