Transcription of Below ground drainage systems installation guide
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CI/SfB( )In6 OCTOBER 1999 OUIG4 Below ground drainage SYSTEMSINSTALLATION GUIDECONTENTS PAGEB elow ground drainage SystemsResources and Planning4 Transport4 Handling4 Storage5 installation Notes6 Excavation6 Bedding6-7 Backfill Sequence8 Pipe Protection8-9 installation of TwinWall Pipes10-11 OsmaDrain SystemContents12 installation Information13-34 Osma UltraRib SystemContents35 installation Information36-45 Wavin TwinWall SystemContents46 installation Information47-49 Below ground drainage SystemsTesting50 Safety50 Maintenance50 General Information51 Acceptance52 Abbreviations52 Below ground drainage SYSTEMSC ontents3 Below ground drainage systems installation GUIDET able 1. Size of Block BundlesNominal Number ofDimensionsWeightPipe3m/6m lengthsin mmper bundle kgSizeper bundleheightwidth3m6mOsmaDrain1105072511 45246492160258651035230460 Osma UltraRib15024655970158304225127309701733 273009966970227 Wavin TwinWall1503311801000-2972251411801000-2 35300811801000-264 RESOURCES AND PLANNINGThe main contractor, or sub-contractor,needs no special equipment or are responsible for checking lay
a captive ring seal. b) Osma UltraRib Sealing rings are supplied either loose with pipes and fittings or pre-fixed in the case of Inspection Chamber and Manhole Bases and are included in the price. c) Wavin TwinWall Sealing Rings are supplied loose with pipes and fittings if required, all pipe and fitting prices are exclusive of ring seals, and ...
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