Laserfiche WebLink
1-HR SUMP or UDC TEST - "LAKE" TEST <br /> • 1 -Hour Hydrostatic Test <br /> • Fill sump with water <br /> • Measure level using stick with <br /> 1 /16" increments - <br /> • Visual check in 1 hours <br /> • Any drop results in failure, or <br /> • Less than 1 /8" drop = Pass*. = - <br /> ay <br /> Consult AHJ or manufacturer <br /> procedures for threshold. <br /> *This test method is described <br /> by PEI RP-1200 (6.5) <br />