10A.30.010 Fire flow – defined and requirements.
(1) Defined. Fire flow is the measure of the sustained flow of available water or fire suppression purposes at a specific building or within a specific area at not less than 20 pounds per square inch (PSI) residual pressure.
(2) Minimum fire flow – new subdivisions. Minimum fire flow requirements for new subdivisions shall be determined using the City of Pullman Design Standards. A plan for meeting the minimum fire flow requirements shall be submitted to the Director by the developer of a new subdivision.
(3) Minimum fire flow – new buildings and change of use.
(a) Minimum fire flow requirements will be determined by the Fire Chief using the criteria established in the Uniform Fire Code as adopted in 3.16.010 for
(i) new buildings except detached single-family structures that are to be constructed in a previously developed subdivision.
(ii) existing buildings in which there is a change of use.
(iii) existing buildings except detached single-family structures in which proposed alterations will increase the total cubic footage or alter fire separations.
(b) The minimum fire flow determinations required to be made in accordance with the provisions of 10A.30.010(3)(a)(i), (ii), and (iii) shall be made prior to issuing a building permit for the particular building involved. (Ord. 88-23 §36, 1988).