TKO Tunnel to Lam Tin

Design Features

Advanced engineering and innovative design elements of the TKO-LLT project

Engineering Excellence

The TKO-LLT incorporates cutting-edge engineering solutions and innovative design features to ensure optimal performance, safety, and sustainability. Every aspect has been carefully designed to meet the highest international standards while addressing local requirements. View our Technical Design Specifications for complete details.

Structural Design

Dual-Bore Configuration

Two separate tunnel bores for enhanced safety and traffic flow, with cross-passages every 250 meters for emergency access.

Reinforced Concrete Lining

High-strength concrete segments with waterproof membrane system, designed to withstand hydrostatic pressure and seismic forces.

Flexible Joint System

Advanced joint design accommodating ground movement and thermal expansion while maintaining structural integrity.

Ventilation Systems

Longitudinal Ventilation

Jet fan system providing efficient air circulation and pollutant removal during normal operations.

Emergency Smoke Extraction

Dedicated smoke extraction system with reversible fans for emergency situations and fire incidents.

Air Quality Monitoring

Real-time monitoring of CO, NO2, and visibility levels with automatic ventilation control adjustments.

Safety Systems

Fire Detection & Suppression

Advanced fire detection with linear heat sensors and deluge sprinkler systems for rapid response.

Emergency Communication

Emergency telephone system every 100 meters with direct connection to control center and emergency services.

Escape Routes

Cross-passages connecting both bores with pressurized safe areas and emergency lighting systems.

Traffic Management

Intelligent Traffic Control

Variable message signs and lane control signals responding to traffic conditions and incidents.

CCTV Surveillance

Comprehensive camera network with automatic incident detection and 24/7 monitoring capabilities.

Traffic Flow Optimization

Real-time traffic data collection and analysis for dynamic traffic management and congestion prevention.

Smart Technology

Integrated Control System

Centralized SCADA system managing all tunnel operations from lighting to ventilation and safety systems.

Predictive Maintenance

IoT sensors and data analytics for predictive maintenance scheduling and equipment health monitoring.

Energy Management

Smart energy systems with LED lighting, variable frequency drives, and renewable energy integration.

Environmental Features

Noise Reduction

Sound-absorbing materials and barrier systems minimizing noise impact on surrounding communities.

Water Management

Advanced drainage system with water treatment facilities for groundwater and surface water protection.

Sustainable Materials

Use of recycled materials and sustainable construction practices throughout the project lifecycle.

Innovation Highlights

01

Advanced TBM Technology

State-of-the-art Tunnel Boring Machines with real-time ground condition monitoring and adaptive cutting systems for optimal excavation performance.

02

Smart Concrete Technology

Self-healing concrete with embedded sensors for structural health monitoring and automatic crack detection throughout the tunnel's lifespan.

03

Digital Twin Integration

Complete digital replica of the tunnel for virtual testing, maintenance planning, and operational optimization using real-time data feeds.