2026 4th International Conference on SmartRail, Traffic and Transportation Engineering creates opportunities for academics, researchers, industry professionals, and practitioners to share ideas, exchange knowledge, and discuss the latest challenges, innovative solutions, and future prospects related to various topics related to SmartRail, Traffic and Transportation Engineering, which include but are not limited to: 

Track 1: Intelligent Equipment and Technology for Rail Transit

High-speed trains
Rack-type trains
Straddle-type monorail vehicles
Suspended monorail vehicles
Key components for rail transit vehicles
Traction and control of rail vehicles
Health monitoring and management of rail vehicles
Intelligent operation and maintenance 
Equipment for rail transit

Track 2: Railway-Air-Maritime Transportation

Geometric design of track
Railway stations and yards
Railway maintenance and rehabilitation
Rail electrical controls and equipment
Track drainage
Alignment of railway lines
Railway safety and management
Signalling and interlocking
High speed trains
Suburban railways
Classification yards
Emerging technologies
Runway and gate capacity
Air traffic management and safety
Airport-highway interface
Baggage handling systems
Water transportation
Ports and harbour operation
Intermodal transportation
Maritime energy efficiency initiatives
Maritime cybersecurity
Autonomous ships
Wireless Sensors and Sensor Networks
New Technology on Developing Sensor

Track 3: Transportation Planning

Urban aesthetics and townscape
Urban ecology
Travel characteristics
Land use and urban design
Environmental considerations
Travel demand and network modelling
Evaluation and prioritization
Asset management
Transportation system management
Transit planning
Travel demand management
Statewide transportation planning
Metropolitan transportation planning
Corridor planning
Rural community planning
Recreational areas
Freight transportation planning
Public participation
Economics and Policy
Heritage, Local and regional identity

Track 4: Highway Transportation

Highway geometric design
Automated transportation systems
Emergency response systems
Highway maintenance/management
Intelligent transportation systems
Security and monitoring systems
Signal and communication technology
Image & Video Signal Processing Speech Processing
Error Theory and Analysis
Array & Multi-Channel Signal Processing
Sustainable transportation
Traffic control/information technology
Transport dynamics
Intersections and roundabouts
Bridge bearing capacity and stability
Transportation safety and security
Traffic operations
Geographic information systems
Sustainable development
Pedestrians and bicyclists
Site impact studies
Modelling, simulation and optimization
Supply chain management
Pavement design