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<br />4. The pipeline frOill the intake 'larks to the treatl11ent plant <br />should be designed to accafu"odate peak daily flow or ten hour <br />fillup on the tanks, l1hichever is greater. lue type of pipe <br />should be either Class 52 ductile iron or ASTM 60-l8/40,cR6t <br /> <br />iron. <br /> <br />metal meeting A .vl.1-1.A. require.m.ents and should be coat ed with <br /> <br />a hard, durable surface inside. <br />7. The pipeline into the town fran the tanks should be sized at <br />peak hourJ"y now or 737 gal.lmin., ,.hich meets N.F.B.U. codes. <br />Pipelines should be either Class 52 ductile iron or ASTt1 60 - <br />JB/Lo cast iron. <br />8. Distribution lines should be sized to accommodate fire pro- <br />tection needs. The grading schedule for municipal fire pro- <br />tection states that the minimum fire now at each fire hydrant <br />shall be 500 gal.lmin. It also states that if a minimum niJ',; <br />of 250 gal./min. were not available at the fire hydrants, the <br /> <br />-33 - <br />