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Exception: Group R -3 occupancies shall comply with Section 903.2.8. <br />(b) Section 903.3.5.3 Hydraulically calculated systems is hereby added as follows: <br />903.3.5.3 Hydraulically calculated systems. The design of hydraulically <br />calculated fire sprinkler systems shall not exceed 90% of the water supply capacity <br />Exception: When static pressure exceeds 100 psi, and required by the Fire Code <br />Official, the fire sprinkler system shall not exceed water supply capacity specified by <br />Table 903.3.5.3 <br />DesigC <br />TABLE 903.3.5.3 <br />HYDRAULICALLY CALCULATED SYSTEMS <br />100 110 120 130 140 150 PSI <br />11 A -23 <br />Ordinance No. NS -XXXX <br />Page 21 of 31 <br />