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<br />LOWELL
<br />
<br />
<br />
<br />
<br />Onl,n Point A]
<br />16th" Grove
<br />
<br />Ql00 - lit... eft
<br />
<br />Q. . lltl cis
<br />5
<br />
<br />QIO - 216 cf. ~S. 261 ~fl
<br />
<br />Less:
<br />
<br />less:
<br />
<br />Lell: leu:
<br />
<br />Qplpe In ConeJos PI. . 20 ch ./j, ch
<br />o.plpe In 16th Ave. . 22 cf.
<br />Street flew @ 16th" Grove . ~ . 98 ch
<br />
<br />1t3 cfs
<br />
<br />0\] ch
<br />
<br />.!ll..ili.
<br />
<br />!!!...ill.
<br />
<br />Design Point ~b (Revised July, 1977)
<br />17th" Fed.ral
<br />
<br />0.100 . 1t63 cfs
<br />
<br />Q - ,,, ,f, 0.10 -29] ," Q'5 . 35' ,"
<br />5
<br />leu: Len: leu:
<br />36 01, 65 ," 81 ,"
<br />72 cfs 72 01, )' ,"
<br />.~ lli..E!. .w...ll!
<br />
<br />Leu:
<br />
<br />l~th Ave. flew 9Qln9 south.
<br />It'2> ,"
<br />
<br />Stonn sewer In Federal Blvd. .
<br />72 eft
<br />
<br />Street flow at 17th t Federal.
<br />278 c:fs
<br />
<br />Note: Peak flow determination at Design Point A2b was Made by combining sub-b.. Ins
<br />A2. and A2b and a.sumlng that a portion of local runoff f~ S~-b..ln A2a
<br />enters Sub-basin A2b via. 15 Inch pipe at the south..stern shore of Sl~n.
<br />lake. The remaining portion of loeal runoff from Sub-basin A2a was .Is~d
<br />to enter Sloen. lake contributing to the peak flow determination at Design
<br />Points 8 and A3 and reaching Design Point AZb via 'low splits at 16th Avenue
<br />and Grove Street.
<br />
<br />,
<br />1 5
<br />
<br />: j
<br />
<br />A . 78 Acres
<br />
<br />North ,.4 (North of 19th, East of F..,.I)
<br />
<br />c . ,5
<br />Q. CIAC,
<br />'Tc - 55 mIn. (Tc of A5 plus flaw time from Fao.r.1 to Bryant):
<br />
<br />I (In/hr)
<br />
<br />Cf
<br />Q(ch)
<br />
<br />Plus: Q Peak' A5
<br />
<br />lei.: Storm Sower
<br />Capacity
<br />Q peak' 19th' Bryant
<br />
<br />SYr, 10 Yr. 25 Vr. 100 Yr.
<br />J.2S 1.60 1,)5 2.3
<br />1,0 1.0 LI 1.25
<br />~. 6' )' II'
<br />+301 +4711 +577 +)57
<br />.,,,,, -2"'0 -2"'0 -240
<br />111 '96 ." 6,.
<br />
<br />A - 69 Acres
<br />
<br />South All (Stadium/Arena Area ~ Colhlit to 19th. Feder.l to BryantJ
<br />(RevIled July, 1977)
<br />
<br />C - .'5
<br />@ Tc - SO mIn. (Teof A3 plus flew thle from F.denl to Bryant):
<br />
<br />5 Yr. \0 Yr. 25 Yr. 100 Yr.
<br />
<br /> I (In/hr) 1,3 L) 1.85 2."5
<br /> C, 1,0 1.0 1,1 1.25
<br /> Q (ets) 86 111 "3 '01
<br />Plus: Overflew' 17th 8' 156 '" ')8
<br /> , Fedenl
<br />Q peak t 17th I Bryant
<br />
<br />
<br />Toul Q. Bry.nt St. 287
<br />
<br />I'..k flows at 17th I Bryant from local runoff @ T - 10 ~In.
<br />(not IncludIng overflQoj' @ 17th , Fede~.I)
<br />
<br />FIGURE B-2 FLOWS AT DESIGN POINTS
<br />A2b (17th & FEDERAL), A3 (16th & GROVE),
<br />A4 (17th & BRYANT)
<br />
<br />B-2
<br />
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