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"FfG. 7. 3.6.4 'UNTRAPPED GULLY{ WITH GULLY FORMER )BAR FOR OVERFLOW WECR FOR DETAILS SEE OGR. H163APPROPRIATE TYPE OF KERB OVERFLOWWEIR TO EITHER ORG. N 169, 170, 184FRAME MOUNTfNG DETAILS ACCORDINGTO RIGID /FLEXIBLE CONSTRUCTIONSEE ORG. No. H 161 , 186— MIN.150 CONCRETE OR 2/3 COURSEENGINEERING BRICKGULLY FORMER TO APPROVED DESIGN e.g.PRECAST CONC.18S 5911 p t 31 }VITRIFIED CLAY I BS 65 )UPVC OR OTHER APPROVEDPLASTIC MATERIAL150 60NCRETE SURROUNDVARIES TO SUITSECTION A-AKERB OVERFLOW WEiR-300 « /BACKFILLRENDERING150 DIA.SLOW BEND TOALIGN PIPECONNECTIONTO CARRIERDRAIN WHENNECESSARYWEIR ANC FRAME OMtTTEO FOR CLARiTY )SECTIONB-B-150 CONCRETESURROUNDNOTE: SEE DRG. NO. H187 FOR TYPICAL LAYOUT

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