Laserfiche WebLink
velocity shall not exceed ten (10) ft/sec. <br />a„ All parts and fittings other than inlet devices or venturi throats, <br />6e,ion 7 o, Inlets and Outlets <br />vust.7.3.L1.3. <br /> 1, Piping system (use Hazen Williams formula or chart) <br />Exception, copper pipes and any suction lines velocity shall not <br />exceed eight (8) ft/sec. <br />All pools shall have a minimum of one (1) return inlet for each <br />ten thousand (101000) gallons or fraction thereof. <br />Inlets shall not protrude more than one and one fourth (1*) inches <br />beyond wall surface into pool, and shall be rounded and smooth. <br />2- Bottom drain or outlet <br />1L-a. Bottom drain or outlet provided <br />Ile:- b. Covered with grate or other protective device which cannot be <br />removed except with tools - this includes recirculation outlets. <br />Slots or openings of these covers not to exceed one half (i) inch <br />in the smaller dimension. <br />All designs shall be of such shape, area and arrangement as to <br />prevent hazard of being drawn thereto with such force as to create <br />a safety hazard. <br />3. Skiataers in lieu of overflow gutters <br />a• Oirculation system designed to provide sufficient velocity at inlets <br />arranged and directed so as to impart a substantial circulatory <br />eaovement to pool water, which promotes skimming and uniform dis- <br />infectant distribution. <br />Section 7790 Z'a 7795 - Hand holds and steps, ladders, etc. <br /><40001. Hand eolds provided <br />Hand holds required at water level similar to rim of an overflow gutter <br />for epecial use and competitive pools. <br />If oferflow gutters not provided, a two and one half (2i) inch (maximum) <br />thice Sullnosed coping not more than nine (9) inches above water level <br />shall be provided. <br />L. Steps or /adders provided at both and of pools over two (2) feet deep. <br />If width exceeds thirty (30) feet a ladder shall be provAded on each side <br />of pool. In long pools ladders shall be provided along sides not more <br />than one hundred (100) feet apart. <br />Ladders shall have a clearance of not less than three (3) inches or more <br />than five (5) inches between wall and ladder. <br />09, <br />E.H. 12 Rev, 5/69 Page 3.