Chao Phraya Express Boat

The Chao Phraya Express Boat ( "Ruea Duan Chao Phraya") is a transportation service in Thailand operating on the Chao Phraya River. It provides riverine express transportation between stops in the capital city of Bangkok and to Nonthaburi, the province immediately to the north. Established in 1971, the Chao Phraya Express Boat Company serves both local commuters and tourists. It also offers special tourist boats and a weekend river boat tours, as well as offering boats available for charter. Along with BTS Skytrain and Bangkok MRT, using the boats allows commuters to avoid traffic jams during the peak hours on weekdays.
The route is served by 65 boats and operates from 06:00–21:30 (last departure from CEN-Sathorn pier of a yellow flagged boat) on weekdays and from 06:00–18:40 on weekends and holidays. Current prices are from THB10 (Local line for distance within one zone) to THB32 (for green-yellow flag trip on its entire route from Pakkret to Sathon), depending on the type of boat and the distance travelled. The river boats carry an average of about 40,000 passengers per day.
Boats.
Chao Phraya Express boats operates mainly two types of boats; all of them are built mainly out of wood. 
All seats on board all boats have individual life jackets and there are lifebuoys around the boat that can be used in case of an emergency.
27 electric boats are under construction for the service.