Active Standard: C12 - 13
Revision to Note 4. Sand used as a bedding material is defined in the previous sentence. The definition of haunching has been removed from ASTM C896.
Keywordsbackfilling; bedding; clay pipe; compaction; construction; design; excavation; installation; load factors; perforated pipe; pipe; sewers; trench foundation; trenching; vitrified;
Draft Under Development