Thailand operates an extensive rail network managed by State Railway of Thailand (SRT), with significant modernization including high-speed rail development and urban systems in Bangkok, focusing on regional connectivity and urban mobility.
Network Overview
| Parameter | Statistics | Notes |
|---|---|---|
| Total Track Length | 4,507 km | Active network |
| Electrified Lines | 250 km | Urban/Airport link |
| Double Track | 1,200 km | Expanding |
| Track Gauge | 1,000 mm | Meter gauge |
| High-Speed Lines | Under construction | Standard gauge |
Major Systems
Main Lines
| Route | Length (km) | Status | Type | Speed (km/h) |
|---|---|---|---|---|
| Northern Line | 751 | Active/Upgrading | Main line | 120 |
| Northeastern Line | 1,045 | Active/Upgrading | Main line | 120 |
| Eastern Line | 266 | Active/Upgrading | Main line | 120 |
| Southern Line | 1,159 | Active/Upgrading | Main line | 120 |
Urban Systems
| System | Length (km) | Stations | Daily Riders | Type |
|---|---|---|---|---|
| BTS Skytrain | 68.2 | 59 | 900K | Urban |
| MRT | 70.0 | 53 | 400K | Metro |
| Airport Rail Link | 28.6 | 8 | 72K | Airport link |
Technical Parameters
Track Infrastructure
| Parameter | Main Lines | High-Speed* | Urban |
|---|---|---|---|
| Track Gauge | 1,000mm | 1,435mm | 1,435mm |
| Power Supply | Diesel | 25kV AC | 750V DC/25kV AC |
| Max Axle Load | 20t | 23t | 16t |
| Signaling | ETCS L1 | ETCS L2 | CBTC |
*Under construction
Rolling Stock
Main Line Fleet
| Type | Quantity | Manufacturer | Usage | Status |
|---|---|---|---|---|
| Diesel Locomotives | 217 | Various | Mixed | Active |
| DMUs | 88 sets | Various | Passenger | Active |
| Passenger Cars | 912 | Various | Passenger | Mixed |
| Freight Wagons | 3,000+ | Various | Freight | Mixed |
Urban Fleet
| Type | Quantity | Manufacturer | Capacity | System |
|---|---|---|---|---|
| Siemens EMU | 52 sets | Siemens | 1,000 | BTS |
| CNR EMU | 54 sets | CRRC | 1,000 | MRT |
| Siemens Airport | 9 sets | Siemens | 745 | Airport Link |
Operations
Passenger Services
| Service Type | Daily Services | Annual Passengers | Punctuality |
|---|---|---|---|
| Long Distance | 80 | 15M | 75% |
| Commuter | 200 | 35M | 85% |
| Urban Rail | 1,500+ | 800M | 98% |
Freight Traffic
| Commodity | Annual Volume (M tonnes) | Share | Trend |
|---|---|---|---|
| Container | 12 | 35% | Growing |
| Bulk Cargo | 10 | 29% | Stable |
| Oil Products | 8 | 24% | Stable |
| General Cargo | 4 | 12% | Growing |
Infrastructure Development
Current Projects (2025-2027)
| Project | Budget (THB B) | Status | Completion |
|---|---|---|---|
| Thai-Chinese HSR | 179.4 | Construction | 2027 |
| Double Tracking | 398.4 | Various | 2026 |
| Urban Extensions | 235.3 | Active | 2026 |
Future Plans (2027-2030)
| Project | Estimated Cost (THB B) | Status | Notes |
|---|---|---|---|
| Southern HSR | 560 | Planning | Malaysia link |
| Eastern HSR | 220 | Proposed | Airport connection |
| Regional Links | 180 | Concept | ASEAN connectivity |
Environmental Initiatives
Sustainability Goals
| Initiative | Target | Timeline | Status |
|---|---|---|---|
| CO2 Reduction | -30% | 2030 | In progress |
| Energy Efficiency | +25% | 2028 | Active |
| Electrification | +500km | 2030 | Planning |
Economic Impact
Employment
| Sector | Direct Jobs | Indirect Jobs |
|---|---|---|
| Operations | 25,000 | 75,000 |
| Construction | 15,000 | 45,000 |
| Maintenance | 10,000 | 30,000 |
Regional Integration
International Connections
| Country | Status | Project | Timeline |
|---|---|---|---|
| Laos-China | Construction | HSR | 2027 |
| Malaysia | Planning | HSR | 2030+ |
| Cambodia | Proposed | Standard Gauge | Future |
