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UFC 3-230-01 AC 150/5320-5C <br /> 8/1/2006 9/29/2006 <br /> Figure 4-6. Headwater Depth for Structural Plate and Standard Corrugated <br /> Metal Pipe-Arch Culverts with Inlet Control <br /> " 5,000 <br /> DO 16`-7'xl0'-1" 4,000 <br /> (1) <br /> 4 <br /> a' 15'-4'x 9'-3' 3,000 EXAMPLE {2I <br /> a <br /> oU 4 <br /> a size:36"x 22�" 4 <br /> 2,000 0=20 cfs 3 <br /> rn� �y <br /> 26 o,n HW' HW - 3 <br /> o w D (feet) 3 <br /> 5'x 7'-3' (1 1.1D --- -- -- <br /> a <br /> d z 1,000 } z.0 <br /> ZQ Q (2) 1.15 2.1 <br /> 800 (3) 1.22 2.2 <br /> O� rc� <br /> U m W - 9'-6'x 6'-5' <br /> z 600 0 in feet 1'1-3 2 2 <br /> eo n: W 500 <br /> N i 8'-2'x 5'-9" 400 <br /> 300 <br /> f7'-O"x 5'-1' <br /> A 6'-1' x 4'-7' 170 CFS <br /> ut 2' x 44' '0 100 / 1.0 1.0 <br /> iL 1.0 <br /> LL 65'x 40' 80 e1Q / x .9 .9 <br /> O <br /> vWi 58'x 36' 50 <br /> tY 40 U- <br /> 8 8 <br /> O <br /> x 8 <br /> Z V 30 / f <br /> 50"x 31' m ! to T <br /> N Q 0 H. 7 <br /> W HW ENTRANCE ? 7 <br /> N 43'x 27' D SCALE TYPE 2 <br /> F- <br /> (1) <br /> (1) Headwall W 6 <br /> 10 0 .6 <br /> � (2) Mitered to conform � <br /> / e. to slope 6lU <br /> U <br /> 0 36'x 22' (3) projecting <br /> z 6 <br /> 2 5 <br /> LLJ <br /> 4 = 5 .5 5 <br /> 29"x 1$' To use scale(2)or(3)project <br /> 3 horizontally to scale(1),then <br /> c use straight inclined line through <br /> D and 0 scales,or reverse as <br /> 25'x 16' 2 illustrated. <br /> i <br /> i <br /> 22'x 13' 1.0 a t.4 4 .4 <br /> t <br /> �- <br /> IS' x It, S + .35 .3S 35 <br /> PREPARED BY <br /> BUREAU OF PUBLIC ROADS <br /> 124 <br />