Answer Posted / suhas poria
RCC NP3 pipe means Non Pressure Hume pipe made with
reinforcement cement concrete. It stands in class 3. It is
medium duty pipe. it is used for irigation and culvert with
medium traffic density.Other classification is NP1
(Concrete non pressure pipe with no reinforcement), NP2 (
It is light duty), NP4 (it is heavy duty.You can refer
IS:458-1988 for further details information.
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