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Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator

Easily calculate and compute ogee spillway crest discharge capacity & cavitation index calculator with accurate equations, live formulas, and expert guidance.

Total effective clear width of spillway crest.

Head used to shape the USBR standard ogee profile.

Actual upstream water head over crest.

Flow velocity in upstream reservoir approach channel.

Calculated Result
2,359.1 m³/s

Spillway Discharge (Q)

Spillway Discharge (Q)

2,359.1 m³/s

Discharge Flow Q M3 S

2359.1

Effective Discharge Coefficient C

2.22

Total Energy Head M

7.67

Chute Velocity M Per S

23.3

2,359.1 — m³/s

Calculation Breakdown

  1. Applied FormulaSizes ogee-crested spillway discharge capacity and evaluates high-velocity chute cavitation index to prevent concrete erosion.C = C_0 f(H/H_0), \quad H_e = H + \frac{V_a^2}{2g}

Ogee Spillway Hydraulics Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.05901.2k1.8k2.4kSpillway Discharge (Q)

What Is the Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator?

This tool computes ogee spillway crest discharge capacity & cavitation index calculator with high precision arithmetic.

How Does the Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator Work?

Sizes ogee-crested spillway discharge capacity and evaluates high-velocity chute cavitation index to prevent concrete erosion.

Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

C=C0f(H/H0),He=H+Va22gC = C_0 f(H/H_0), \quad H_e = H + \frac{V_a^2}{2g}

Sizes ogee-crested spillway discharge capacity and evaluates high-velocity chute cavitation index to prevent concrete erosion.

How to Use the Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Ogee Spillway Crest Discharge Capacity & Cavitation Index Calculator Example

Input Values:

spillwayCrestLengthM:50.0
designHeadH0M:6.0
operatingHeadHM:7.5
approachVelocityMPerS:1.8
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required m³/s.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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