Weep Hole Hydrostatic Pressure Relief System for Department of Transportation bridge abutments and retaining walls for Highway Projects.
New 4 inch and 6 inch Jet-Filter weep hole system components for use in bridge abutments and retaining walls including Department of Transportation ( DOT ) uses are now available. These units are made of steel and have bolt in filters accessible from the front.
Mechanical Drawings can be downloaded here:
