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<br />... :~I" 1\. <br /> <br />I~) r\...OLssON <br /> <br />ASSOCIATES <br />143 Union Blvd, Suite 700 Lakewood, CO 80228 720-962-6072 <br /> <br /> <br />R_I.O: GRA.N_D.E, RIVER. <br />DIVERS.ION S.TRUG:TURE, IN,VE'NTORY <br /> <br />Structure Name: McDonald Ditch <br /> <br />Reported By: Jason Mead <br /> <br />Date: <br /> <br />5/10/06 <br /> <br />Time: <br /> <br />9:00 a.m. <br /> <br />Directions: <br /> <br />From Intersection of Hwy 160 and County Rd. 5N (Five Mile Rd.), approx. two <br />miles east on County Rd. 5N to green trailer, then south on access rd to <br />headgate. <br /> <br />Location: <br /> <br />Latitude <br />N37038'49.5" <br /> <br />Longitude <br />W106014'22.7" <br /> <br />Section <br />SW1/4 S5 <br /> <br />Township <br />T39N <br /> <br />Range <br />R7E <br /> <br />Type: <br /> <br />Manually operated 3' wide steel slide gate <br /> <br />Cond ition: <br /> <br />Good <br />Fair <br />Poor <br /> <br />D <br />[gI Submerged: <br />D <br /> <br />No D <br />Yes [gI <br /> <br />Reason Submerged: <br />High River Flow <br /> <br />Repair(s) Needed: Steel headwall is bulging slightly. Wood wingwall is rather deteriorated. Debris <br />build-up is a problem. Overall the structure is in fair condition. <br /> <br />Upstream Configuration: There is a boulder diversion dam that directs water to the headgate, <br />which sits along the north bank of the Rio Grande River. <br /> <br />Comments: The McDonald Ditch has a 2' poured concrete Parshall flume downstream for flow <br />measurement. A portion of the ditch downstream of the flume has been concrete lined. <br /> <br />Estimated Range of Cost: Low <br /> <br />F:\Projects\20060507\Documents\Reports\Rio Grande\lnventory Forms\McDonald Ditch.doc <br /> <br />OA No. 2-2006-0507 <br />