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FLOOD11632 (2)
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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 />HEC-RAS version 3.1.3 May 2005 <br />u.s. Army Corp of Engineers <br />Hydrologic Engineering Center <br />609 second Street <br />Davis, california <br />x x ~oooo a ~oo cx x~ooc xx ~oooc <br />x x x x x x x x x x <br />x x x x x x x x x <br />xxxx~ooc ~oooc x ~ooc ~oooc x~ocx~oc x~ooc <br />x x x x x x x x x <br />x x x x x x x x x x <br />x x x~ocx~o c ~oo oc x x x x xxx~oc <br />PRO]ECT DATA <br />Project Title: costilla <br />Pro~ect File : costilla.prj <br />rtun Date and Time: 4/19/2007 1:54:14 PM <br />Project in English units <br />Project Description: <br />& R <br />PLAN DATA <br />Plan Title: floodplain-All water in right Channel <br />Plan File : C:\Pro7ects\COStilla\HECRAS\costilla.p02 <br />Geometry Title: Floodplain-All water Right Channel <br />Geometry File : C:\Projects\COStilla\HECRAS\costilla.g02 <br />Flow Title : Rico Seco <br />Flova File : C:\Projects\Costilla\HECRAS\costilla.f01 <br />Plan summary Znformation: <br />Number of: Cross Sections = 9 Multiple openings = 0 <br />Culverts = 0 Inline Structures = 0 <br />Bridges = 1 ~ateral structures = 0 <br />Computational information <br />water surface calculation tolerance = 0.01 <br />critical depth calculation tolerance = 0.01 <br />Maximum number of iterations = 20 <br />Maximum difference tolerance = 0.3 <br />Flow tolerance factor = 0.001 <br />Computation options <br />Critical depth computed only where necessary <br />Conveyance Calculation Method: At breaks in n values only <br />Friction slope Method: Average Conveyance <br />Computational Flow Regime: Subc~~tical Flow <br />FLOW DATA <br />Flow Title: Rico Seco <br />Flow File : C:\Projects\COStilla\HECRAS\costilla.f01 <br />Flow oata (cfs) <br />River Reach RS 2-Year 5-Year <br />25-Year 50-Year 100-vear 200-Year 500-vear <br />Rio Seco 1 2785 104 183 <br />295 435 522 615 755 <br />10-Year <br />254 <br />Page 1 <br />
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