U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


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Hydraulic Engineering

Updated Charts for 2001 HDS

Charts in Word and .tif format (.zip, 1.0 mb)

Chart 10a Nomograph: Headwater Depth For Inlet Control Rectangular Box Culverts 90° Headwall Chamfered Or Beveled Inlet Edges

Chart 11a  Nomograph: Headwater Depth For Inlet Control Single Barrel Box Culverts Skewed Headwalls Chamfered Or Beveled Inlet Edges

Chart 13a Nomograph: Headwater Depth For Inlet Control Rectangular Box Culverts Offset Flared Wingwalls And Beveled Edge At Top Of Inlet

Chart 14a Critical Depth-Rectangular Section. Graphs of Critical Depths- dc(m) vs Q/B.

Chart 35a Nomograph: Headwater Depth For Inlet Control Structural Plate Pipe-Arch Culverts 457mm Radius Corner Plate Projecting Or Headwall Inlet Headwall With Or Without Edge Bevel

Chart 35b  Nomograph: Headwater Depth For Inlet Control Structural Plate Pipe-Arch Culverts 18-in. Radius Corner Plate Projecting Or Headwall Inlet Headwall With Or Without Edge Bevel

Chart 58a Nomograph: Face Control For Box Culverts With Side-Tapered Inlets

Chart 59a Nomograph: Face Control For Box Culverts With Slope Tapered Inlets

Word files can be viewed with the Word Viewer
Updated: 02/11/2015
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000