Open Channel Hydraulics · Hydraulic Structures

Stilling Basin for Inclined Drop

Hydraulic design of the stilling basin for inclined drops. Calculates critical depth, hydraulic jump, basin dimensions, and entry and exit ramps.

🌊 Method: Trapezoidal Control Section

Input Parameters

📐 Upstream Channel

m³/s
unitless
m/m
unitless
m
m

🔻 Inclined Section and Drop

unitless
m
m
unitless
unitless
Nota: The variables B (control section bed width) and dc (critical depth) are computed iteratively using the Newton-Raphson numerical method.

Calculating basin dimensions…

Upstream Channel

Inclined Section (Trapezoidal Control)

Transition and Hydraulic Jump

Design Dimensions

🏗️ Stilling Basin

↗️ Ramps

General Summary Table

Schematic Diagram of the Basin

Calculation Report

Word document (.docx) with cover page, full development, summary tables and design dimensions.

About This Tool

Stilling basin design for inclined drops. The iterative solution of the trapezoidal control section and the hydraulic jump simultaneously solves B and dc using the Newton-Raphson method. Results must be verified by a responsible engineer.


Built by: Roberto Rivera