PA9901-LR000419 (2) & �.nvironmental s,nd AU ces
1965 California Crossing
Dallas, TX 75220
Ph. (972) 556 -2913 Fax (972) 556 -1614
MANHOLE VACUUM TEST REPORT
TEST PROCEDURE
Plug all manhole entrances and exits other than the
manhole top access using suitably sized pneumatic
or mechanical pipeline plugs. Install the vacuum
tester head assembly at the top access of manhole.
Attach vacuum pump to test head and start pump.
Open inlet /outlet ball valve and evacuate the
manhole to 10" Hg. (approximately negative 5PSGG,
0.3 bar) Close vacuum inlet /outlet ball valve and
monitor vacuum for specified test period.
Manhole # HG. PSIG. TIME PASSED
1 l0 psi 1 min. Y
25' irrigation manhole
Coming off pump house
Going into the lake...
OWNER Walker Utilities DATE 4 -19 -00
PROJECT JOB#
TESTED BY Enrique Calvillo OF U.E.S. INC.
INSPECTOR Lanny Allison CITY OF Coppell