This part of YD/T 841-2008 specifies the symbols, product classification, model and structure, requirements, test methods, inspection rules, marking, transportation and storage of double-wall corrugated pipes for underground communication pipelines. This section applies to single-hole and multi-hole plastic pipes in duct systems for underground communication cables and optical cables.
YD/T 841.3-2008 Referenced Document
GB/T 19472.1-2004 Polyethylene structure wall pipeline system for underground usage Part 1:Polyethylene double wall corrugated pipes
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 8806-1988 Method for dimension measuring of plastic pipes
YD/T 841.1-2008 Plastic Pipe for Buried Communication Conduit.Part 1:General
YD/T 841.3-2008 history
2016YD/T 841.1-2016 Plastic pipes for underground communication ducts Part 1: General principles
2008YD/T 841.1-2008 Plastic Pipe for Buried Communication Conduit.Part 1:General
1996YD/T 841-1996 Plastic pipes for underground communication pipelines
YD/T 841.3-2008 Plastic Pipe for Buried Communication Conduit.Part 3:Double-Wall Corrugated Pipe has been changed from YD/T 841-1996 Plastic pipes for underground communication pipelines.