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<br />An evaluateon of draenage problcma en the Town of Elizabeth requeres <br />hydrolo~ic analyais for a number of sub-basins withen d,c study arca. The <br />tributary drainage areas of some of theae sub-basins at selected locations <br />area presented in Table-6. <br /> <br />CHAPTJ.:RVIIl <br />HISTORY OF FLOODING <br /> <br />LOCATION <br /> <br />AREA (acres) <br /> <br />noodingwithin the Town of Elizabeth has occurred a number ef tielcS <br />in the past. Fleod damage has been limited to street erosien and occasional <br />flooding of low lying buildings and residences. As is the Case with Running <br />Greek, no nctual flood flow ~asurement8 have been recorded and the deacrip- <br />tions of past floods are qualitative only. Information on past flood events <br />is based on interviews with local residents of the town, discussions with town <br />and county officials, and newspaper accounts. <br /> <br />TABLE 6 <br />MAJOR DRAINAGEWAY AREAS <br /> <br />Strect erosion due <br /> <br />to inadequate <br />Culvert. are <br /> <br />culvert capacity has been a recurring <br />generally undersized and many are restic- <br /> <br />South Town Limit <br /> <br />81.0 <br /> <br />problem over the years. <br />ted by sediment deposits. <br /> <br />A typical maintenance problem is described by the <br /> <br />Detention Pond <br /> <br />157.0 <br /> <br />following newspaper article, <br /> <br />Elbert-Elm Street Intersection <br /> <br />214.0 <br /> <br />Concrete Box Culvert Inlet <br /> <br />225.0 <br /> <br />Fro,nthe"DivideRe"iew" <br />ftiday, August 2, 1957 <br /> <br />climate <br /> <br />City Maintainer operator, Harold <br />lMuldin,work.>d dilige"tly and <br />efficiently all forenoon Tuesday <br />nn ~h~ "t~~~t no~th of St.M~~y'" <br />church llnd put it in fine shape <br />only to see it all washed sway <br />in the nearly two inches of rain <br />fall in the afternoon. While it <br />rained vc~y hard, th"r" waS very <br />little electrical display and <br />much of the time the rain fell <br />straight down without "ve.tige <br />of wind to stir the brsnches of <br />the tree.... <br /> <br />The Town of Elizabeth ha~ weother characteri.tics aimilar to the Runnin~ <br />Creek basin. The roinfall depth. given in T.ble-3 fo. various storm durations <br />"nd (requencie~ ~re olso applicsble to the Elizabeth d~ainage study. Refer <br />to the discu".ion of the climate and precipitation in the Running Creek ""ction <br />of this study fo~ a more thorough description (Page 14 through i3). <br /> <br />Initial flood history investigations focuscd on the dates of flooding on <br />Running Creek, assu~ing flooding in town would likely occur at the Same time. <br />!lowe"",r, newspaper accounts for th"se date. did not reveal any si&,nificant <br />inforrl8tion conccrnin~ Eli~abcth. A number of 1\0"'. item. described heavy rains <br />and hai 1 sturms, but nOll~ provid"d d..tails of n"od damage. i.n lown. Informa- <br />tion ~as very limited for the y~ar8 that s new.paper "'aa not publlSh~d in <br /> <br />-41- <br /> <br />""',- <br />