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HomeMy WebLinkAboutCT 77-02; HOSP GROVE UNIT 2; HYDROLOGY AND HYDRAULICS; 1979-12-20• # ^DRO^^a^^YDRMlLICS PROJECT CAfZLiBAO 77i4cT 77- Z - C/AJ>T DATE' /^'gg'-7f ROY L KLEI\/IA, ENG/NEERS, INC. BY: i^^tZ!,..^'?^. ^)^^<y^ DEC 2 8 1979. JC""^Y or CAR! S-AE) ti,i-„(w^ii,.g Ofepartrnent 7f>T-: lAJi?ey. ZA)LeT <^^m (^Z>ArA) ^'^e cyekJ,AJd c^y^g- /Jyj}AAui/c ^a^^e^f XAt^, P/Aj^JAt^tZ 4lt£j^ I I Z 2 3 4* 4 iT 7 /o // /7 I'f /r ^AOMMAO TTJ^T JO'" 77- Z - LlKiiT ^ « A4t£A^ Ac0€i 4 c 1 JZ ..,7.2 J-' c <<41 c^s 2 /./<s '/ 3 '/ h y >i in " '1 f' /.o - •1 '< 1 V /.^ * r '/ * A^ * J </ IC li » . a CAPMlTi (^PPim£ ^Ticorzs) 24'.2G'0e30' = Zo A r 1^ TT/C^/C/^^ SECTIONS = ^-e^'^^^ -- <^Ah!^.,3A (s'^) ^/Z/(5'^) cAMisBAo 77'Z u^^r^z ^Titffwr CAPActry C^^A i^Ay) 20- SLOPE-v. 12- 3 MIN AC RAVING WITH SEAL COAT SEE NOTE N9 9 HEREON 5.5* MIN D.G BASE ON APPROVED SUB- ~ d''<S</>e/3 BASE (PRIMED). SEE NOTE N9 9 HEREON _TYP1CAL SECTION P--^o.C ^ ,2-.^/, / /^-'-^'-.i-^ :r;7r«fr (pMATtl MOST ^'.y /:;^^^ /ii^/z^ye/^/ • [H^ y^iCuJ 4>sv^ )/yP/l€C€>GY / //yVM4i/i/CS ilp) 5 T2M'5 'UPVE DATA-/ <K/^^^ ' - 'L -2/49 '<Py^- Ki/ilOjl fc/.' See AEkT P^cs //yi///cu^6 y / //yojeA(fc/<: s CAO-USBAP 772JCT 77-Z UtJtT^Z. see ST.cAf Tffptz RESIDENTIAL STREET ONE SIDE ONLY S 6 7 8 9 10 DISCHARGE (CFS) EXAMPLE: Given I QI 10 3= 2 5% Chort gives: Depth = 6.4, Velocity = 4.4 f fx! 20 30 40 t» SAN DIEGO COUNTY C€PARTMENT OF SPECIAL DISTRICT SERVICES DESIGN MANUAL APPROVED _/9,V,/^4C^/)f7y GUTTER AND ROADWAY DISCHARGE-VELOCITY CHART DATE Iz/^oUy APPENDIX X-D o in Ol 3 OF FLOW-:/ - FE ZT: .01 11. la (b) PARTIAL INTER- CEPTION RATIO FOR INLETS OF LENGTH LESS THAN L^ .05 .05 .03 .10 L/L, BUREAU OF PUBLIC ROADS CAPACITY OF CURB OPcMliNG liMLETS ON CONTINUOUS GRADE V-54 rOWATll OFFICE STANDARD NO 108 cone. 1 • UTTtnJ" ir FLOW GRATING a GUTTER PLAN NOTES I- THU CHAUT »,vtl •HATIHO CAPACIT.C. • TAHOAHO tNATlNet (li-WlDf WITH TVE -A-rCURB a OUTTt« TYPICAL HALF STREET SECTION (ABOVE BASIN) » f • »I I * I • >• 'ii ii :i|ii;ii rttt"jt' In 11 11 ( il .11 ii;i •''I ll I,! 6 .7 .6 .9 10 Iill :l I : 1 :;i iiii 15 i ; 1 •• 11- • • 1 • ilu. »: :! ; t : 1. i;: I I i! ii;; II" I . I NO -; J.' :: I • DESIGNCH^^ SHOWING EFFECT OF SLOPE _GRATING CAPACITIES ncL^'^^^^^'^^-C'^ OF LOS ANGELES 21^7"^'^^ 0^ PUBLK; WORKS ^ wo PlinJSf" ^^"^ ^^SIGN DIVISION AUQUSTJM7 PgjQNED BY. EJ.aft W.H.T DRAWN RY: nn^ 5 I r ' — O.DePTH OF FLOW (Ft) ABOvrNORMAL GUTTER GRADE 1 Iv-13 1073. 03 INSTRUCTIOMS FCK USE CF fIC. IO73.03 CAPACITT OF CURB OPEIING INLETS IN A Lffff POINT OR SUMP .5 4 1-3 This nosfflgraph is based on the follo'/rlng conditions: r ^ '• • . . °P«"i"8 i^et (iM, grate) is located at a lox point'^Tthe Jraae.. ; l^^W^f" rr?^^ ? the inlet must eventually enter the inlet and "will pond /• •••.until sufficient head is built up so the outflow through the inlet yfi.ll eanal-- , f^tha peak Inflon from the gutters. . "V'-i^' •' • • , ' . • • ' ' ' '-Tr-i^F-'-: 7j!'!5'iS^ nomograph.with any two of the three values h, Q/L, H/h, and read the ' ' Where^v.h = Total height of opening in feet .V. .• . > .^i^JL a Total length of opening in feet .v.^;l^': H = Depth of Trater at the entrance in feet • •. '. . -i^-^Q « Total peak rate of flow to the inlet in cfs ' " - Nonnaliy Q, L, and h will be known, and the nomograoh can be used to dPt.AT-m^„«» ly.J depth of water H at the inlet. The spread of the v/ater on the sireet ^dlr^epeS upon.the cross slope of the pavenent. aepena The hordraulic basis ofthe nomograph is as follows: (l)^;;:.?or heads . (depths of water) up to the height of the opening '"• . ^vi•' "• , -•-.•'.'* '•' f'..'.; • the inlet is assumed to act as a weir with the flow passing througli'*" critical depth at the entrance and follovfing the formula •:^3u:'' • Q = 3.087 LH 3/2 (2) • For heads equal to or greater than twice the height of opening (5'>2) .the inlet is assumed to act as an orifice follomng the fonnula ^'^ ' ,3/2 ^H:JI/2 This is a rearrangement of the standard orifice formula Q = CA -/2iH • T^^:^ 0^7 and H' equal to the head on the middle of the inlet opening ..• 2 .' • (3) For heads with H/h between 1 and 2, a transition was used as the operation of the inlet is indefinite. 1073, 03 ; • T • * . * •* >. • '..•J'->V - lU UJ • u. • u 2 • (AS ; u. »-•• .*;',0 ' UJ. . X •rt 0> r-5 — 4 -3 X o 2 2 UJ a O a o X UJ X o h- o 2 2 UJ a O cc UJ u. o X CL UJ o u. o O i.6 •1.0 -.9 -.8 -.7 -.6 -.5 -.4 -.3 - .25 - .15 BUREAU OF PUBLIC ROADS DIVISION TWO WASH., D. C. NOMOGRAPH FOR CAPACITY OF CURg OPENING INLETS AT LOW POINTS ^S^^MA^) 1 7fa ^1. CAttcseA-C T/ZA^r x/s- 7 7-2 C/AJ/T^Z Kl^a 'r h/AtJDSoo*: oyy.s rn.^NVK.A ^vnu ,-V,KOKS, M.,.W 7 TAMC .....1. Vnll... „f K U.r C„ , ,•,,,.,„„,. „, y 0 i 1 .0(1 .Ul .u: .10 i ; .11 IJ 0] 1 9..•.7 7 n . ,t 4.411 Hi 4 (11 .VV, 111'. ,.' •.'.»« 87 2 71 ; V l .l .3 2.5.^ •2.'211 III 2 (I'l .4 I.IWI 1.74 1 TJ 1 1 l .'.i; , ..S 1.17(1 1, < t 1 ll't 1 311 t 1../ ,0 I.Vll 1.11)2 1 170 1.141 1 1 .'• 7 l.ftM .vn 1 .1.,..', .1117 .a ,121 aoi ,7.17 770 ,7'1 .6A4 .M7 ,(.;i .1" i 1,0 .4(1.1 ! i 1 .-(• I •.' rl,,, „r|. •' •'•• ,-. (7 ! • („ 1 , ;.. ' " 1 .•« ' 1 (7 I ... •• ' ' : 2 12 I 2 .(., .' „. • " I -'2 I I >7 I ,| ' '' - I 1 I .'..1 I llll 1 I" • I1 1.»,, I, I ••'. I '""' ^'^ 'I'U" ''"-I.I-r < :..,-.„. 1, „ ,1.. I „ 0 ' f) - .i.-i.ii. ,1 l> 1 ,UI (IJ --— — - .u .i««xi: ,(mo.ii I ixiihi: III la OIU .3 .011X1 0141 OIUI .1 OlJDT 1027 .< . l.Mll ,iii:i] 17(14 .t 231 2311 247 .a 311 311 .127 .7 nm 3UJ 1112 .> 4JJ 4tl ml .« <a« 4U1 I'J7 1,0 41'.] 1 (•"(171 tn::{\ i(ir7 ' .ij»\ (i,i,ir<ri^vi" loav 177* 335 4I>* 4na rn In.'. I .'<i.i 1l3 4ia 17.1 l(l^ i>-, u I2IS I'.i.-l 271 1'.<l 123 177 fit .«i|..'. ii.-.l .i7:i« 1112 .111/ I 4M r..i 1 i.'.i 21(-.<( .171 I 11 • .1 .tK.I i-;i III S/lEEr //' ap OPEN CII.VNNELS WITH UNirORM VLOW 7-41 Table RA. For Determining thc Area a of thc Cross 5?OCI!OQ of n Circular Conduit Flowing Part Full depth of w>ter dtmnieter ol ch&nQol fl . J- wd <i tha tftbulfttcd value. Then a cd^. D 7 .00 .01 .02 .03 .04 .05 .06 .07 .08 .00 .0 .0000 .0013 .0037 i * .0069 .0105 .0147 .0192 .0242 .0204 .0350 .1 .0409 .0470 .0534 .0600 .0608 .0739 .0811 .0885 .0901 .1039 .2 .1118 .1190 .1281 .1365 .1449 .1535 .1823 .1711 .1800 .1890 .3 .1082 .2074 .2167 .2200 .2358 .2450 .25'tn .2642 .2730 .2836 .4 .2031 .3032 .3130 .3220 .3328 .3428 .352V .3827 .3727 J827 .5 .303 .403 .413 .423 .433 .443 .453 .402 .472 ,482 .S .41(2 .502 .812 .521 .531 .540 .650 .559 .609 .578 .7 .587 .508 .605 .614 .023 .632 .640 .649 .657 .666 .8 .874 .881 .889 .607 .704 .712 .719 .725 .732 .738 .0 .745 .760 .766 .761 .706 .771 .776 .779 .782 .784 Table 85. For Dolc'rraiuiiig the Hydraulic Iladiii.s r of ihc Cross Section of a Circular Conduit Flowing IVrt Full , . depth 6( water D . .t . . . j , Let -r. • !—i 1 •" T •"'1 ' ~ tabulated value. Then r - ed. uianiotor ol channel a D 7 .00 .01 .03 .03 .04 .05 .06 .07 .08 .09 .0 .000 .007 .013 .020 .026 .033 .039 .0-15 .081 .057 .1 .063 .070 .074 .081 .087 .093 .090 .104 .110 .115 .2 .121 .126 .131 .136 .143 .147 .162 .167 .161 .100 .3 .171 .170' .ISO .185 .189 .193 .198 .202 .206 .210 .4 .214 .218 .222 .220 .229 .233 .236 .240 .243 .247 .5 .250 .253 .260 .259 .262 .265 .268 .270 .273 .275 .6 .278 .280 .282 .284 .280 .288 .290 .292 .203 .295 .7 .290 .298 .299 .300 .301 .302 .303 .303 .304 .304 .8 .304 .304 .304 .304 .304 .303 .303 .302 .301 .299 .» .298 .208 .394 .292 .280 .280 .283 .270 .274 .267 il 7fr?- ffyi^jeoi/xsry y Ayi>nAuucs CAliLSBAfi 7V^7 AJ^ 77-2 ^kiiT *Z imez^ 6 <^ = 'V2fi/ , Wo,' V'-''^-^,'^/<p^'-^^ (i2<fp. A7ZP<^o} Z *^J^ WLST ip-'/'O ^ SUMf CSiUP/J)t,,J j/L^ '/.zrM.CI3^2>^S^.l/6 -'>Zf(i ^ P^^.IC 4'^. 31 /' ^2-^75 ^''^^ 7fs'?-Z- ^Y0/2^<^Y / //y/>je4i/cjcs CAiZcsSAO TTZAcZ 77'2. -//f//r''^2 / C,^.ZS ^•^•^' * l<^f,(ifi-,oa/ 4 /ci>r^ Af 7 lA'i'll //.CC