EN 124-6-2015 沟壑和人孔顶部车辆和行人区-第6部分:由丙烯（PP）聚乙烯（PE）或聚氯乙烯（PVC）（PVC－U）复合材料铸成的沟壑和人孔顶
Gully tops and manhole tops for vehicular and pedestrian areas - Part 6: Gully tops and manhole tops made of polypropylene (PP), polyethylene (PE) or unplasticized poly(vinyl chloride) (PVC-U)
This European Standard applies to manhole tops and gully tops made of Polypropylene (PP), Polyethylene (PE) or unplasticized poly(vinyl chloride) (PVC-U) by a moulding or extrusion process, with a clear opening up to and including 1000 mm for covering gullies, manholes and inspection chambers for installation within areas subjected to pedestrian and/or vehicular traffic. It is applicable to manhole tops and gully tops for use in- areas which can only be used by pedestrians and pedal cyclists (class A 15), and; - pedestrian areas and comparable areas, car parks or car parking decks (class B 125). This European Standard gives guidance for combinations of covers/grating made of PP, PE or PVC-U with frames according to EN 124-2, EN 124-3, EN 124-4 and EN 124-5. This European Standard is not applicable in isolation but only in combination with EN 124-1. This European Standard is not applicable to; - rodding point covers according to EN 13598-1; - gratings/covers as part of prefabricated drainage channels according to EN 1433; - floor and roof gullies in buildings which are specified in EN 1253 (all parts); - surface boxes.