Automatic Drainage Cleaning Robot

Abstract

Manually cleaning sewer lines and obstructing drainage pose a major hazard to human health, safety, and the environment. Traditional drainage cleaning methods expose workers to harmful vapors, dangerous circumstances, and dangerous bacteria. This study builds an Internet of Things- enabled drainage cleaning robot using an ESP32 microcontroller and a multi-sensor integration approach. A motor-driven garbage collection system, proximity sensors for waste identification, servo motors for accurate collection arm control, gear motors for mobility, and gas sensors for hazardous gas detection are all part of the system. The self-governing robot continuously checks drainage tubes for solid waste and dangerous gas concentrations. The motor driver module ensures efficient control of DC gear motors for directed movement while the garbage collection mechanism removes debris from the drainage stream. The ESP32 microcontroller\'s wireless monitoring and control features allow operators to supervise activities from a distance. This gadget provides an alternative to human drainage cleaning that is safer, less expensive, and uses less energy. The proposed approach aims to improve sanitation efficiency, increase worker safety, and decrease human intervention. Future advancements could include AI-based garbage recognition, camera-based monitoring, and cloud-based data logging for predictive maintenance of urban drainage systems.

Introduction

The proposed Automated Drainage Cleaning Robot addresses the growing problem of blocked drainage systems caused by waste accumulation and the dangers of manual sewer cleaning. Traditional drainage maintenance exposes workers to hazardous gases and unsafe conditions, creating a need for an automated and safer solution.

The system is built around an ESP32 microcontroller and integrates a proximity sensor for garbage detection, a gas sensor for monitoring harmful gases, DC gear motors for movement, a motor driver for motor control, and a servo motor-based garbage collection mechanism for waste removal. The robot can move through narrow drainage pipelines, detect obstacles and hazardous conditions, and automatically collect and remove waste while enabling wireless monitoring.

The main objectives are to reduce manual scavenging, improve safety, automate waste detection and removal, and provide intelligent monitoring of drainage conditions. The robot operates by continuously collecting sensor data, identifying garbage and dangerous gas levels, stopping when waste is detected, activating the collection arm, and safely removing debris from the drainage path.

Experimental results demonstrate effective garbage detection and gas monitoring. The proximity sensor successfully identified waste obstacles, triggering automated collection actions, while the gas sensor classified air quality levels into safe, moderate, high, and hazardous categories. These results confirm the system’s ability to perform real-time monitoring and automated cleaning operations.

Conclusion

In this project, we have developed an Automated Drainage Cleaning Robot using ESP32, a proximity sensor, a gas sensor, DC gear motors, a motor driver, and a servo-based garbage collection mechanism. The technology guarantees effective waste identification and safe operation by continuously monitoring the presence of trash and dangerous gas levels inside drainage pipelines. The robot increases sanitation efficiency and lessens the need for human involvement in dangerous sewage conditions. The suggested system could develop into a completely independent, Internet of Things-enabled smart drainage maintenance system that is appropriate for managing industrial and urban infrastructure in the future with additional improvements.

References

[1] G. Hemalatha, Akileshwaran, A. Vardhan, V. Kumar, and Parthiban, “Artificial Intelligence-Based Smart Drainage Cleaning Robot,” International Research Journal of Engineering and Technology (IRJET), vol. 11, no. 5, pp. 76–80, May 2024. [2] S. Baig, M. Aquid, S. Jambhulkar, M. Shahare, and A. Warhade, “A Review on Automated Drainage Cleaning System,” International Journal of Scientific Research in Science and Technology (IJSRST), vol. 5, no. 7, pp. 322–325, Mar. 2020. [3] B. Shinde, A. R. Yenpe, S. J. Kotte, V. R. Pawara, A. S. Mane, and P. Barde, “Drainage Cleaning Robotic System,” International Research Journal of Modernization in Engineering Technology and Science, vol. 05, no. 05, pp. 6490–6495, May 2023. [4] R. M. Madhumathi, H. Kumar S., M. Suhail M., M. K., and S. M., “Development of Cleaning Device for In-pipe Robot Application,” Procedia Computer Science, Elsevier, 2015, doi: 10.1016/j.procs.2015.12.326. [5] P. D. Chaudhari and G. S. Gajare, “Design and Fabrication of Semi- Automated Drainage Cleaning System,” International Journal of Engineering Research & Technology (IJERT), vol. 9, no. 4, pp. 542– 546, Apr. 2020.

Copyright

Copyright © 2026 Samiksha Giranje, Vaibhavi Jadhav, Kavitha Gaikwad. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.