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H-70 <br />C] <br />[r <br />Z <br />-180-7 <br />Z <br />10,000 <br />(Bi <br />168 <br />8,000 <br />EXAMPLE <br />a <br />�� <br />w <br />t- <br />w <br />100 <br />/ <br />a <br />156 <br />48 <br />� <br />6,000 <br />0=36 inches 13.0 feel) <br />6. <br />-J <br />a <br />U <br />60 <br />5,000 <br />Q�66 cte <br />o <br />42 <br />(3) <br />50 <br />144 <br />h <br />w <br />1.0 <br />4,000 <br />5. <br />6. <br />o <br />w/ <br />36 <br />HW* Hw <br />0:w <br />132 <br />TYPE <br />3,000 <br />u (feet) <br />a <br />5. <br />G. <br />20 <br />(1) Hr odrall <br />a <br />i:: <br />-B .B <br />5.4 <br />4. <br />(21 Mitered to conform <br />q <br />w <br />1205. <br />L <br />2,000 <br />2.1 6.3 <br />to slope <br />4. <br />'B <br />U <br />p <br />27 <br />a <br />10 <br />(3) Projecting <br />(3) 2.2 6.6 <br />o <br />108 <br />a <br />.7 .7 <br />a <br />0 <br />a <br />3. <br />4. <br />� <br />e0 in feel <br />6 <br />96 <br />� <br />1,000 <br />To use scala (2) or (3) praJegl <br />3. <br />21 <br />4 <br />horizontally to scale (1), then <br />600 <br />6 <br />3. <br />84 <br />D <br />u, <br />.6 <br />600 <br />2. <br />3 <br />0 and Q scales, or reverse as <br />.6 <br />18 <br />500 <br />illustrated. <br />2 <br />400�s <br />/ <br />_ --► - --. <br />2. <br />2. <br />72 <br />/ <br />N <br />w <br />.5 <br />300 <br />/ � <br />1.5 <br />HEADWATER <br />U <br />N <br />/ <br />PIPE <br />CULVERTS <br />2 <br />60 <br />U <br />200 <br />U) <br />1.5 <br />1.5 <br />Z <br />Z <br />+P/ <br />W <br />a_54 <br />a <br />�� <br />w <br />t- <br />w <br />100 <br />/ <br />a <br />UJ <br />48 <br />� <br />80� <br />o <br />-J <br />a <br />U <br />60 <br />2 <br />I.0 1.0 <br />o <br />42 <br />N <br />o <br />50 <br />h <br />w <br />1.0 <br />Cr <br />o <br />w/ <br />36 <br />3o HW ENTRANCE <br />CALF <br />0:w <br />TYPE <br />9 <br />a <br />33 <br />20 <br />(1) Hr odrall <br />a <br />i:: <br />-B .B <br />30 <br />(21 Mitered to conform <br />q <br />w <br />to slope <br />X-- <br />'B <br />U <br />p <br />27 <br />10 <br />(3) Projecting <br />o <br />.7 .7 <br />a <br />0 <br />a <br />24 <br />8 <br />.T <br />6 <br />h <br />5 <br />To use scala (2) or (3) praJegl <br />21 <br />4 <br />horizontally to scale (1), then <br />6 <br />use straight inclined line through <br />.6 <br />3 <br />0 and Q scales, or reverse as <br />.6 <br />18 <br />- <br />illustrated. <br />2 <br />1.0 <br />.5 <br />- <br />12 <br />HEADWATER <br />DEPTH FOR <br />C. M. <br />PIPE <br />CULVERTS <br />WITH <br />INLET <br />CONTROL <br />SVREAU OF PVBIIO ROADS JAN. 1963 - <br />U J <br />