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PREN 124-4 : DRAFT 2012被替代

GULLY TOPS AND MANHOLE TOPS FOR VEHICULAR AND PEDESTRIAN AREAS - PART 4: GULLY TOPS AND MANHOLE TOPS MADE OF STEEL REINFORCED CONCRETE

出版：Comite Europeen de Normalisation

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基本信息

标准编号： PREN 124-4 : DRAFT 2012

标准类别：Draft

出版单位：Comite Europeen de Normalisation

标准页数：0

标准简介

Pertains to gully tops and manhole tops with a clear opening up to and including 1000 mm for installation within areas subjected to pedestrian and/or vehicular traffic.

PREN 124-4 : DRAFT 2012被替代

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