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Free-Flow Discharge of Thompson Parshall Measuring Flumes. Formulas used to compute this table are shown at the bo[tom of page 7. Do no[ run flumes full. Allow 3"' freeboard. Follow installation instructions. GAGE 6EADING DI9LNAAGE IN CUBIL FEET PEN SELOxD FOR VA610U5 TNNOAT WIDTHS GAGF 6E NG ] 6 9 I I'', I 3'a 3 J 5 6 ) 0 10 13 IS IO I] A OI Faal Ina Sea Ines InIM1 IneM1 Fuat F«1 Feel Feet feet Feel feet feel Feel Feet feel Feat Faet Feet Feel F<et InlM1ea .10 I fL .OSB .OS .09 ...... ...... .._ . ... ....... ..... ..... ........ ... .. ........ .... ... .10 I j, .11 1 rti .07] .OB .10 ...... .. ..... ........ .. .... ....... ... .11 1 ja .11 1$ .077 .O] .l3 ~~~~" .. ~~~~~ ... .13 It>. 17 l 3 ~~~~~" Writ e for a sep arate free flo w disc harge .. ...... ... . is .04 .O8 .14 .... ... ..... " " '" ...... .. ....... .IJ I fr .11 11{ .947 .09 .IS ...... ...... .. table (or I , 2 an d 3 t hroat w idth T homP' ... .14 1 h} .is IH .9s7 .tD .17 ..... son P arshal l Meas uring Flumes . .. .... ... .is 1~ .16 IN .OSB .I] .19 .. ... .. .... .. .. ...... ........ .I6 119 .l7 SI: .064 .IS 30 .... .. .... ...... ... .... .17 2ja .IB Sj, .070 .I4 .15 .._.. ... ..... .. .... ... .18 Srti .19 SY; .076 .15 .51 ... .. ... ..... .. _.. .... .. .... .... ... .19 Slii .SO 27ie .093 .16 .26 .75 .51 .6fi .8l .97 I.TB .... ...... ... ...... ... .. .... ... .20 RYe 31 3th .089 .IB .38 .7] .54 .71 .90 1.01 I.OB ... .... .. .. ........ ...... ........ ... .SI Slh .SS S]Je .093 .19 .70 .4D .58 .77 .94 1.11 1.47 ... ........ .. ........ ........ .. .. ........ .R3 R;6 .77 ]1/4 .103 .10 AS .N .e7 .BS 1.01 LSO LSB ........ .. ..... ........ .. ..... ... .... ..... .27 PA .34 S~/e .I09 .27 .75 .10 .67 .BB I.OB 1.28 1.89 .... ........ ..... .... ... .... ........ ....... .24 TI/e .35 J .117 3] .77 .49 .71 .97 1.15 I.J7 I.BO 2.11 2.67 ........ ...... .. .... ` ..... .15 7 .26 ]!6 .114 35 .79 .SI .75 .99 1.27 1.48 1.91 2.78 2.eD ........ .. ...... .. ... .. .26 Sye .17 ]I/, .I91 .38 .41 .54 .60 1.05 I.]0 1.55 2.0] 2.50 2.97 ..... .... ..... .. ....... .77 71/, .31 7ve .178 38 ./4 .58 .85 1.11 1.78 1.61 1.15 2.65 ].IS ... ........ .. ...... ...... .1B 7]/a .39 ]I/I .148 .59 .46 .81 .90 1.18 1.45 1.77 3.27 2.80 ].71 ..... ... .... ........ ...... 39 7y~ .70 ]S/e .154 .71 .49 .W .94 1.14 I.SJ 1.82 3.79 T.96 ].52 4.OB 4.fi2 .. ..... ........ ..... .. .. .. .70 7S/e .71 75p .163 .73 .SI .68 .89 1.70 I.el 1.95 1.51 3.IS 7.71 4.7J 4.88 .... .... .... ... ........ ........ .71 7;'4 .73 7i .170 .74 .54 .71 I.04 1.77 1.68 1.OS S.6S 7.28 7.90 4.SS 5.17 ........ ... ..... ..... .... .71 711 .77 7,3 .I78 .76 .58 .74 I.09 1.44 1.79 3.1] 1.78 7.4{ 4.10 4.75 5.79 ..... ........ ........ ... ... ... .]] 711 .74 4ia .197 .78 .59 .77 1.18 1.50 1.96 7.21 1.91 ].e] 1.70 4.98 5.66 ........ .... ..... ........ ........ .71 4ia .75 4ia .196 .79 .63 .t0 1.19 1.57 1.95 2.71 7.06 J.78 4.50 5.15 ~ 5.97 ........ .. ..... ... .. .75 4 fl .]B / r4 .305 .41 .8/ .84 I.TI I.fi4 S.0] 1.47 7.19 7.95 1.71 5.16 6.20 ...... .. ..... .. .... .O6 / ~'a .77 4j; .117 .4] .67 .IB I.]0 1.75 3.13 1.57 7.74 1.IJ 1.93 S.]0 6.48 ...... .. ..... ........ .. .77 4t', .7B 4ja 312 .45 .70 .92 1.7fi 1.79 1.11 1.64 7.48 1.71 J.1] 5.95 6.76 .... ...... ...... ........ ...... .78 41'; .]9 4~ .271 .17 .77 .95 1.41 I.BB 3.70 3.75 7.62 4.49 S.JS 6.20 7.05 ........ ........ .. .. ........ .09 Ii,4 ./0 1~ .541 .IB .7B .99 1.4fi 1.97 1.40 2.86 7.77 4.fi8 5.57 6.18 7.74 9.09 10.79 IJ.J4 17.fi0 21.85 .40 4,' ./1 1!8 .250 ..SO .7B I.07 1.37 1.01 2.19 5.97 3.97 686 fi.B0 6.73 7.64 8.43 11.33 17.88 18.71 11.74 .4l 4~l .42 5 h .360 ' .51 .81 1.07 1.58 1.09 1.59 7.08 4.07 5.05 8.07 8.98 7.94 8.87 11.87 14.47 19.07 37.67 .13 S~. .47 St6 .369 .54 '.,.84 l.ll 1.64 1.18 268 ].50 4.52 5.54 6.15 7.53 8.54 1030 11.11 14.99 19.76 14.54 .47 5;. .44 51/, .379 .56 :V 1.13 1.70 334 3.78 J.71 4.78 5.47 6.48 7.52 8.55 10.59 13.37 15.53 30.50 85.16 .44 Slh .45 5]/e .189 .38 .•.90 I.I9 1.76 5.72 2.88 J.11 4.54 5.67 6.71 7.80 8.87 10.97 17.0] 18.11 51.15 36.]9 .45 336 .46 S!.7 .399 .fil .84 13] 1.83 1.10 3.98 O.Sfi 4.70 5.87 6.96 B.OB 9.19 II.J] IJ.50 16.69 21.01 27.71 .46 5',2 .47 53e .709 .67 .9] 1.57 I.BB S.IB 7.9e J.6B 1.86 6.OJ 7.30 B.]6 9.51 11.77 IJ.9] 17.27 32.78 28.19 .47 SSe ./B 5;~ .J 19 .85 1.00 1.71 I.94 1.57 7.I9 7.80 5.07 6.25 7.44 B.fiS 9.84 IS.17 14.45 17.86 27.56 19.26 .4B 51 .49 5?6 .739 .87 1.07 1.]5 1.00 7.65 7.29 ].93 5.10 6.15 7.69 8.94 10.17 12.$e 14.9] 18.46 34.75 70.14 .49 5'e .50 6 .779 .69 1.06 1.79 2.Ofi 1.7] 7.79 4.05 5.7fi 6.66 7.91 9.2J 10,51 12.99 15.12 19.07 25.15 ]1.7A .SD 6 .SI 6ye .750 .71 1.19 1.44 2.17 3.BS 7.50 4.18 5.57 B.V 830 9.57 IO.BS 17.41 12.91 19.68 55.98 71.31 .51 636 .52 81/, .761 .77 1.17 1.48 3.19 2.90 3.fi1 4.]1 5.70 ].09 8.46 9.V 11.19 1].87 16.43 SO.JO 38.78 77.Si .53 8!/~ .S7 fi]/e .]71 .76 I.le 1.53 1.16 5.99 7.77 4.44 5.88 7.]0 8.13 10.14 11.54 14.26 16.97 50.97 17.81 74.29 .5] BYe .S! ey3 .783 .78 1.10 1.57 1.1] 3.OB 7.87 1.57 6.05 7.53 8.98 10.15 II.B9 14.69 17.44 51.57 38.45 75.77 .54 61.i .55 e36 .797 .BO 1.]7 1.61 3.10 7.17 7.94 1.70 fi.57 7.71 9.25 10.78 1].71 13.17 17.96 53.51 59.70 ]6.78 .55 6Y6 .56 6~/a .101 .BS 1.36 1.66 3.48 7.36 4.05 4.84 fi.11 7.97 9.52 11.07 13.fi0 I5.5] 18.49 32.86 ]0.16 J].IS .56 6!~a .57 8~] .415 .BS I.70 1.70 2.51 1.]5 4.16 1.98 fi.59 8.20 9.79 11.79 13.96 16.01 19.02 T].53 ]1.03 ]8.53 .57 61A .59 811 .127 .t7 1.77 1.75 3.60 ].41 4.SB 5.11 6.77 B.4] 10.07 11.71 1].OJ 16.17 19.56 T4.IB ]1.90 ]9.61 .58 6 .59 7„ .478 .B9 I.J] 1.80 2.66 ].57 4.79 5.25 6.96 B.6fi 10.75 12.07 17.70 16.9J 30.10 34.85 ]3.78 10.71 .58 7;.: .60 7ja .450 .73 I.40 1.84 2.77 ].62 I.sl S.J9 7.15 8.89 IO.fi] 13.76 11.08 I).]3 30.64 35.5] ]].67 41.83 .9] 7ja .01 7,S .Ie3 .94 1.44 1.88 5.10 7.72 4.67 5.57 ].71 9.17 10.92 13.69 11.46 17.15 3130 26.71 ]{.57 43.97 .61 7.:. .6] ]j, .474 .9] 1.48 1.97 3.87 7.BI 1.75 S.BB 7.5] 9.77 11.20 17.0] 14.84 18.]7 11.76 28.90 73.49 44.07 .6] 7 k .67 7,i •185 .99 1.51 1.le 2.95 7.91 4.87 5.87 7.72 9.61 11.19 1].76 15.27 18.8] 23.72 57.60 76.41 45.11 .6] 7ri.~ .61 7~; .197 1.02 1.55 3.07 ].02 1.01 4.99 5.97 ].91 9.85 11.78 1].70 15.6] 19.T8 33.89 38 ]0 ]7.]7 16.]6 .61 7 N .65 I 7 „{ .509 1.04 I.59 S.Ot 7.10 4.11 5.11 8.12 8.11 10.10 13.08 14.05 16.01 19.76 1].18 19.01 ]8.37 47.52 .65 71! 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