Underground Utility Tunnel Integrated Monitoring System

Background Overview

Underground utility tunnels are public conduits that centralize municipal pipelines – including power, telecommunications, broadcasting, water supply, drainage, heating, and gas systems – which sustain urban operations. These comprehensively managed and monitored corridors are recognized as a city’s “critical infrastructure lifeline”. Advancing such infrastructure resolves chronic issues including:

• Repeated road excavation

• Overhead cable congestion

• Frequent pipeline failures

This initiative enhances urban safety, optimizes city functions, improves aesthetics, and promotes intensive/efficient development. It further elevates urban carrying capacity and urbanization quality, aligning with:

• State Council Guidelines on Strengthening Urban Infrastructure Development

• State Council Directives on Underground Pipeline Construction Management

Operational Challenges

As utility tunnel projects expand, safety monitoring has emerged as a critical industry concern. Complex underground environments cause frequent accidents during manual inspections, resulting in substantial property damage and casualties. Consequently, enterprises urgently require stable integrated monitoring systems to mitigate risks.

Proposed Solution

Given the hazardous nature of manual inspections in confined tunnels, our company designs tailored solutions to ensure personnel and asset safety.

System Architecture

1. On-site Monitoring Devices

   • Single-gas detectors

   • Multi-gas detectors

   • Temperature/humidity sensors

   • Flame detectors

   • Smoke sensors

2. Data Transmission

   • Real-time data relayed via RS485 digital protocol or wireless communication to local controllers

   • Controllers installed at maintenance-friendly access points

3. Centralized Management

   • Wireless networking of all tunnel controllers

   • Centralized alarm display and interlinked outputs at master control unit

Applicability
Optimized for:

• Branch utility tunnels

• Trunk tunnels with concentrated distribution