- (a) Flow Tests. The flows set forth in Section 260.140.71.5 above are to be calculated on the basis of a residual pressure of 20 p.s.i.g. in the distribution system under flowing conditions.
- (b) Fire Hydrants. Fire hydrants shall be attached to the distribution systems at the locations designated by the entity responsible for their use for fire fighting purposes. Any new mains to which a hydrant may be attached shall be not less than six inches in diameter.
- (c) Source of Supply. Each separately operated water system shall have not less than two independent sources of supply.
The fire protection system of a mutual water company must be constructed to conform with currently accepted engineering practices, and must comply with the following construction standards:
Note: Authority cited: Section 25610, Corporations Code. Reference: Section 25140, Corporations Code.