7x=<:âN+

oPTToNAL RESTRATNT (NOT TO

REPLACE THRUST BLOCKS)

dtþ dtþ

BACKFLOW PREVENTER(TYPE RP SHOWN)

STEEL PIPEABOVE GROUND

CONCRETE THRUSTBLOCK PER DETAILw-2

GENERAL NOTES:

ÏHIS DETAIL IS NOT APPLICABLE TO CIry OWNED &MAINTAINED LANDSCAPE SYSTEMS. SEE DIVISION V,,'STANDARDS

FOR LANDSCAPING" FOR BACKFLOWPPREVENTERS INSTALLED FOR LANDSCAPING

BACKFLOW PREVENTER IT MAY BE INSTALLED WITHINA PROTECTIVE ENCLOSURE AÏ THE OPTION OF ÏHEOWNER.

TYPE, MAKE, & MODEL OF BACKFLOW PREVENTERSHALL BE APPROVED BY CITY PRIOR TOINSÏALLATION.

BACKFLOW PREVENTERS SHALL BE INSTALLED &TESTED IN PLACE BY APPROVED TESTER PRIOR TOBEING PLACED INTO PERMANENT OPERATION.

BACKFLOW PREVENTER MUST BE INSTALLED OUTSIDECITY RIGHÏ OF WAY DIRECTLY DOWNSTREAM FROM

THE PO|NT OF CONNECTTON AND/oR THt WATERMETER UNLESS ALLOWED OTHERWISE BY CITYENGINEER.

B

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STIAFTERSLBDIVISION & ENC INEERINC

DESIGNM.{\UALDÊPARTMENT OF PUBLIC WORKS

ENCINEERINC DTVISION

APPROVED BYTHE CITY COUNCIL:

JULY 21 2005DATE

BACKFLOW PREVENTERTYPICAL INSTALLATION

STANDARD DRAWING

APPROVED:

ORIGINAL SIGNED & ON FILECITY ENGINEER

DRAWN BY:KLH

SCALE:

NTSw-15CHECKED BY:

KLHUPDATED:

6/2005