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piea c brows""0"'eonstrucuon rax zi"vzoxaa TO neorpc eonrena 11 W-1—rev enyuic•r• rape R via . �•r �• �• �� r+av v,v a.r«. Integrity Construction 1386 E. Beamer Street 'Woodland, California 95776-6003 State Contractors Lic.# 552686 Phone, (916) 668-9442 Fax (916) 662-0273 January 5, 1996 Westenl Geo-Engineers .Mr George Converse 1386 E Beamer St Woodland, CA 95776 Re Repoi t oil Pi essui e Te stung and Repairs to Lateials at R-603 Dear Mi Converse As your i equested, Integi ity Construction pen forined pressure tests and 1 epairs to the folloNNing laterals with the followiing results 1 The 2" PVC line connecting MW 1 to the recoN ery system NN as pi essure tested at 51b for 15 min The line held pressure and no repairs \N el e requii ed 2 The V hose connecting MW2 to the recovery systeni %gas pressure tested at i lb for l5 111111 The hose held pressure and no repairs Avere i equ fired 3 The 3" PVC lune connecting MW2 to 'MW3 was pressure tested at 51b fol 1.i min The lune held pressure and no repairs \\ere required 4 The two, 2" PVC Innes running fi on1 the recovery sy stem over the roof of the building and into the ti affic box containing the water drop out tank v,ere tested at 51b for 15 min The lines held pressure and no repairs N\ere required 5 The mo, 2" PVC lines connecting the \%ater di op out tank and \IW 10 \Nei a pressure tested at 51b for 15 min The spare 2" PVC lune held pressure and no i epairs were requn ed The actn e 2" PVC line failed to hold pressure when tested Several leaks were detected in the piping Asper our discussions, )or1 directed Integrity Constriction to disconnect the actiN e lune and re-route the piping as i equired to coiunect the spare 2" pipe to the actin e i ecoi er% s�stein The connections \\ere made and the lune NNas re-tested at 51b foi 15 min Tine line held prr�cciirP The testing and repair s were completed on 12/15/95 Yours Truly, Douglas E Brown, Owner cc John Margowski