What is Open Channel Flow?

Open channel flow refers to the flow of liquid (usually water) with an open surface exposed to the atmosphere. It is a type of flow that occurs in natural channels like rivers and streams, as well as in man-made channels like irrigation ditches, canals, and sewer systems. In open channel flow, the water is subject to atmospheric pressure. Some of the key characteristics of open channel flow are a free surface and gravity-driven flow.

Given below are the links to some major and important topics related to open flow that will be beneficial for aspiring civil engineers:

Must Read: 👉🏻 What is Hydrology in Civil Engineering?

Online Courses for Open Channel Flow (CE):

Having in depth knowledge and right guidance from the experts is very important to achieve success in engineering exams especially GATE, ESE, SSC JE, SES and many others. Especially the high competition in civil engineering requires correct strategies and dedication to score well and have a career growth. MADE EASY Online has meticulously curated online courses by our experts. Our online courses focus primarily on teaching from the basic level to the advanced level. Candidates who are interested in learning civil engineering from the basics, including open channel flow and other key topics, from renowned experts are advised to click on the below-mentioned CE courses:

1. ESE+GATE 2025-26 Live Online Foundation Course
2. GATE 2025-26 Live Online Foundation Course
3. Live-Online JE & AE: 1 Year Foundation Course 2024 – 2025
4. Live-Online Course: BPSC-AE General Studies | General Engineering
5. Live-Online Rank Improvement Batch for GATE 2025
6. Live/Online General Studies Course for ESE 2025

Recommended Books for Open Channel Flow

Books are still an essential part of learning as they offer in-depth knowledge on various topics. Learning books are well structured and provide comprehensive understanding, making them invaluable for students and lifelong learners. MADE EASY Publications is one such platform for students who are looking for high-quality, well-structured content for their preparation. Our platform consists of government engineering exam books that are curated by a team of experts and experienced authors.

Civil engineering aspirants are suggested to click on the links mentioned below to learn more in depth about open channel flow:

1. 3500 MCQs : Civil Engineering- Practice Book for Junior Engineering
2. GATE-2025: Civil Engineering Previous Year Solved Papers
3. ESE 2025: Preliminary Exam: Civil Engineering Objective Solved Paper Vol-1
4. A Handbook on Civil Engineering

FAQs:

1. What is the open channel flow measurement system?

Ans. Open channel flow measurement system refers to the methods and devices used to measure the flow rate of water in open channels.

2. What is the normal depth in open channel flow?

Ans.  Normal depth is the depth when water is flowing at a uniform level in an open channel maintaining a constant flow rate and velocity under steady state conditions.

3. What is an example of an open channel?

Ans. Rivers, canals, or streams are examples of an open channel flow.

4. What is the classification of open channel flow?

Ans. Open channel flow is classified into:- steady and unsteady flows.

5. Difference between open channel flow and pipe flow?

Ans. Open Channel Flow is a type of flow in a conduit with a free surface open to the atmosphere. The pipe flow is a type of flow within a closed conduit.