IS 909 : 1992 UNDERGROUND FIRE HYDRANT, SLUICE VALVE TYPE - SPECIFICATION
Reaffirmed 2018
1. SCOPE
This standard lays down the requirements regarding materials, shape, dimensions and tests of uderground hydrant, sluice-valve type.
NOTE - Generally the sluice-valve type hydrant shall have one sluice-valve. Where it is intended to introduce into this type of additional facilities for closing off mains for repairs, then an additional sluice-valve of a similar type may be introduced adjacent to the sluice-valve’ on the side of the mains.
2. REFERENCES
The Indian Standards listed in Annex A are necessary adjuncts to this standard.