Advantages-disadvantages of dual Rails train system development.
Advantages
1. the development of a pair of Rails stimulus and resulting in an increase in cargo volume. Many passengers. Rail transport uses energy saving than freight cars to reduce transport costs. Increase the competitiveness of the trade.
2. a pair of Rails development process to promote an overview of logistics by takes freight Rails lowered and the speed of the train on the chalopriwen intersections of railways with the car (because it is done by crossing/sift)
3. enhance reliability in service of State railway of Thailand more Thai. It enables fast and direct transport.
The disadvantages
1. delivery is limited, there are places to train only.
2. cargo is not easy, because if you want to distribute the goods to the places where there are no train stations need to make changes to the itinerary.
3. legislative issues in project implementation
4. the delays in construction caused the losses to the economy.