HY8:USBR Type III Stilling Basin: Difference between revisions

Revision as of 21:22, 16 December 2011

The only input variable required for this calculation is the following:

Variables from the figure

@@ Line 6: / Line 6: @@
 Variables from the figure
-* W1 -- width of the chute blocks
+* W<sub>1</sub> -- width of the chute blocks
-* W2 -- space between chute blocks
+* W<sub>2</sub> -- space between chute blocks
-* h1 -- height of the chute blocks
+* h<sub>1</sub> -- height of the chute blocks
-* W3 -- width of the chute blocks
+* W<sub>3</sub> -- width of the chute blocks
-* W4 -- space between chute blocks
+* W<sub>4</sub> -- space between chute blocks
-* h3 -- height of the baffle blocks
+* h<sub>3</sub> -- height of the baffle blocks
-* h4 -- height of the end sill
+* h<sub>4</sub> -- height of the end sill
-* LB -- Length of the bottom of the basin
+* L<sub>B</sub> -- Length of the bottom of the basin
-* y2 -- Conjugate depth
+* y<sub>2</sub> -- Conjugate depth
 {{HY8Main}}

v • e HY-8
Introduction:	Getting Started • Layout • Vena Contracta • Building a Project • Locate Project • Culvert Crossing Data • Run Analysis • Report Generation
Crossing and Culvert Data:	Crossings • Discharge Data • Roadway Data • Tailwater Data • Irregular Channel • Culvert Data • Site Data • Culvert Invert Data • Embankment Toe Data
Analysis	Project Units • Roadway Overtopping • Inlet Control Computations • Outlet Control Computations • Tables and Plots
Energy Dissipation	Scour Hole Geometry • Increased Resistance • Tumbling Flow • USBR Type IX Baffled Apron • Drop Structures • Stilling Basins • Streambed Level Structures
Methods	Aquatic Organism Passage • Low Flow Hydraulics
Troubleshooting	Differences from DOS HY-8 • Limitations • HY-8 User Manual