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FLOOD11632 (2)
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Last modified
1/26/2010 10:25:18 AM
Creation date
1/5/2009 2:45:10 PM
Metadata
Fields
Template:
Floodplain Documents
County
Costilla
Community
Costilla County
Stream Name
Rito Seco
Basin
Rio Grande
Title
Approximate Floodplain - Rito Seco
Date
1/5/2007
Prepared For
Costilla County
Prepared By
HDR Engineering, Inc.
Floodplain - Doc Type
Floodplain Report/Masterplan
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costilla.rep <br />valid, energy was used. <br />River: Rio Seco Reach: 1 R5: 400.5 Profile: 25-Year <br />warning:The conveyance ratio (upstream conveyance divided by downstream conveyance) is le~ss than 0.7 <br />or greater than 1.4. <br />This may indicate the need for additional cross sections. <br />Warning :The energy loss was greater than 1.0 ft (0.3 m). between the current and previous, cross <br />section. This may indicate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, energy was used. <br />River: Rio Seco Reach: 1 R5: 400.5 Profile: 50-Year <br />warning:The conveyance ratio (upstream conveyance divided by downstream conveyance) is less than 0.7 <br />or greater than 1.4. <br />This may indicate the need for additional cross sections. <br />Warning :The energy loss was greater than 1.0 ft (0.3 m). between the current and previous cross <br />section. This may indicate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, energy was used. <br />River: Rio Seco Reach: 1 R5: 400.5 Profile: 100-Year <br />warning:The velocity head has changed by more than 0.5 ft (0.15 m). This may indicate the need for <br />additional cross sections. <br />warning:The conveyance ratio (upstream conveyance divided by downstream conveyance) is less than 0.7 <br />or greater than 1.4. <br />This may indicate the need for additional cross sections. <br />Warning :The energy loss was greater than 1.0 ft (0.3 m). between the current and previous cross <br />section. This may ind~cate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this locat~on. The critical depth with the lowest, <br />valid, energy was used. <br />River: Rio Seco Reach: 1 R5: 400.5 Profile: 200-Year <br />warning:The velocity head has changed by more than 0.5 ft (0.15 m). This may indicate the need for <br />additional cross sections. <br />Warning:The conveyance ratio (upstream conveyance divided by downstream conveyance) is less than 0.7 <br />or greater than 1.4. <br />This may indicate the need for additional cross sections. <br />warning :The energy loss was greater than 1.0 ft (0.3 m). between the current and previous cross <br />section. This may indicate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, energy was used. <br />River: Rio Seco Reach: 1 R5: 400.5 Profile: 500-Year <br />warning:The velocity head has changed by more than 0.5 ft (0.15 m). This may indicate the need for <br />additional cross sections. <br />warning :The energy loss was greater than 1.0 ft (0.3 m)„ between the current and previous cross <br />section. This may indicate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, energy H~as used. <br />River: Rio seco Reach: 1 Rs: 400.5 Profile: PF 9 <br />warning:The velocity head has changed by more than 0.5 ft (0.15 m). This may indicate the need for <br />additional cross sections. <br />warning :The energy loss was greater than 1.0 ft (0.3 m). between the current and previous cross <br />section. This may indicate <br />the need for additional cross sections. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, energy was used. <br />River: Rio seco Reach: 1 R5: 100 Profile: 2-vear <br />Note: Multiple critical depths were found at this locztion. The critical depth with the lowest, <br />valid, water surface was <br />used. <br />River: Rio 5eco Reach: 1 R5: 100 Profile: 5-vear <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, water surface was <br />used. <br />River: Rio Seco Reach: 1 RS: 100 Profile: 10-Year <br />warning:~ivided flow computed for this cross-section. <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, <br />valid, water surface was <br />used. <br />River: Rio Seco Reach: 1 RS: 100 Profile: 25-Year <br />warning:~ivided flow computed for this cross-section. <br />Note: Multiple critical depths were found at this location. The critical depth with th~e lowest, <br />valid, water surface was <br />used. <br />River: Rio Seco Reach: 1 R5: 100 Profile: 50-Year <br />warning:Divided flow computed for this cross-section. <br />Warning :Slope too steep for slope area to converge during supercritical flow calculations (normal <br />depth is below critical <br />Page 22 <br />
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