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WSPC01704
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Last modified
1/26/2010 11:13:40 AM
Creation date
10/9/2006 2:56:04 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
5000.375
Description
Flood Protection Section - Alamosa - Rio Grande Flood
State
CO
Basin
Rio Grande
Water Division
3
Date
8/8/1985
Author
CWCB - DODES
Title
Report on the Findings of a State Damage Survey Team on the Rio Grande Flood of June 8-14 1985 - Rio Grande and Alamosa Counties - Colorado - CWCB - DODES - Second Preliminary Draft
Water Supply Pro - Doc Type
Report/Study
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<br />3703 cu. yds. at 6.00 '" $ 22,218 I <br />Jetty 5,000 <br />333 cu, yds. at 40.00 '" 13,300 <br />clearing 5,000 <br />7,000 feet at $60/ft, '" $420,000 <br /> , <br /> t <br /> <br />002122 <br /> <br />The flood of October, 1911, <br />flood known in Del Norte. The Rio <br />tracks just outside of the depot. <br />deep at the intersection of 4th <br />triggered by intense rains in the <br />period of time. <br /> <br />is considered the most severe <br />Grande inundated the railroad <br />Water was also 1 1/2-2 feet <br />and Pine. The flood was <br />mountains over an extended <br /> <br />Protection of floods greater than about one in a 50-year <br />magni tude flood will require a major flood control levee. An <br />alignment along the north side of the railroad tracks is <br />reCOJ1Uuended. This levee would be approximately five feet high <br />and 7,000 feet long. <br /> <br />Flooding <br />aggravated by <br />vegetation and <br /> <br />problems within the Town of <br />the restriction of the river <br />the accumulation of flood debris. <br /> <br />Del Norte are <br />channel due to <br /> <br />The Town' of Del Norte is in the Regular phase of the <br />National Flood Insurance Program and has adopted floodplain <br />management regulations. As of i'1arch 1985, there were only 9 <br />policies in force in Del Norte. Other than diversions by ele Rio <br />Grande Canal Company there is very little flood protection for <br />the Town. During recent floods. temporary sand bag levees have <br />been placed along the south edge of the river to protect the Town <br />from more frequent. less severe, floods. <br /> <br />Cost Estimates: <br /> <br />To raise Front Street, <br /> <br />To repair bank - <br /> <br />For major levee - <br /> <br />Recorrunenda tion : <br /> <br />The Town of Del Norte should elevate Front Street and <br />protect existing trees on the river bank north of the town park. <br />The Corps of Engineers should be requested to investigate the <br />feasibility of construction of a major levee to protect the town. <br /> <br />34 <br /> <br />t, <br />fl <br />!, <br />I <br /> <br />,. <br />~ <br />f~ <br /> <br />I <br /> <br />~ <br />~ <br />[ <br />~ <br />, <br />
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