IS 73 2006 PAVING BITUMEN
- 张立中
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2019-03-17 19:22:11
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IS 73 2006 PAVING BITUMEN\!,\IS73:2006n$11((114911*@lTwRwi?rqs’PTT-fmTFzIndianStandardPAVINGBITUMEN—SPECIFICATION(ThirdRevision)\IlCS93.080.20II0BIS2006BUREAUOFINDIANSTANDARDSMANAKBHAVAN,9BAHADURSHAHZAFARMARCNEWDELHI110002Jufy2006PriceGroup2—IBitumen,TarandTheirProductsSectionalCommittee,PCD6FOREWORDThisIndianStandard(ThirdRevision)wasadoptedbytheBureauofIndianStandards,afterthedraftfinalizedbytheBitumen,TarandTheirProductsSectionalCommitteehadbeenapprovedbythePetroleum,CoalandRelatedProductsDivisionCouncil.Thisstandardwasfirstpublishedin1950as‘Specificationforasphalticbitumenandfluxednativeasphaltforroadmakingpurpose’whichwasrevisedin1961tochangethegradesofmaterialandincorporatethemethodsoftestasper1S1201toIS1220:1958‘Methodsfortestingtarandbitumen’.Inthefirstrevision,thegradesoffluxednativeasphaltweredeletedandessentiallythepavinggradeswereincluded.BasedontherevisedmethodsoftestinIS1201toIS1220:1978‘Methodsfortestingtarandbituminousmaterials(firstrevision)’andtheadditionaldatathathad
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