New Standard from Last Update.

1 SCOPE

This standard lays down the requirements of pipe grid types and false bottom floor types underdrainage system of rapid sand gravity filtration equipment for water treatment plants.

2 REFERENCES

The standards listed in Annex A contain provisions, which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreement based on these standards are encouraged to investigate the possibility of applying the most recent editions of these standards.