Motorway 7 (Thailand)
The Bangkok−Ban Chang Motorway (, ), designated Motorway Route 7, is a motorway in Thailand, connecting Bangkok to Chonburi, Pattaya, and Map Ta Phut. The country's first intercity motorway, it is part of the Asian Highway Network as AH Route 19 and AH Route 123. The entire length from Bangkok to Pattaya is and the posted speed limit is , enforced primarily by speed cameras. An extension between Pong and Map Tha Put opened in May 2020. It is part of the transport network development project in the eastern seaboard. Routes. Main route. Motorway Route 7, in the beginning , was called "Bangkok–Chonburi Road" or "Bangkok–Chonburi Road New Line". It is an eight-lane intercity-motorway and originates in Si Rat Expressway "Section D" and Rama IX Road at the Sri Nagarindra Interchange in Suan Luang District, heading Eastern Thailand. It crosses Saphan Sung District, Prawet District, and intersects Kanchanaphisek Road "(Motorway Route 9)" at the Thap Chang Interchange in Prawet District, and Rom Klao Road "(National Route 3119)" at the Rom Klao Interchange in Lat Krabang District, and on through Samut Prakan Province, Chachoengsao Province and finally Chonburi Province at the Khiri Nakhon Interchange in Mueang Chonburi  District. The second section, is called "Chonburi–Pattaya Road". It is on through Si Racha District, connecting Laem Chabang at the Nong Kham Interchange. This section originating from Bangkok to this area is part of Asian Highway 19 "(AH19)", and another section originating from this area to Pattaya is part of Asian Highway 123. In this section, it is six-lane intercity-motorway and intersects National Route 36 at the Pattaya Interchange, and finally terminates in Sukhumvit Road "(National Route 3)" in Pattaya. Spur routes. The spur routes connect between main route and the economic area, also National Routes including  Sukhumvit Road. This routes heading to coasts are planned as the semi-controlled access motorway. The spur routes branches from Motorway Route 7 are: Frontage routes. The frontage routes are the local roads running parallel to motorway route 7. They are designated as National Route both left and right route. The left route is Thailand Route 3701 and Thailand Route 3702. Toll rates. These are toll rates of Motorway Route 7 in 9 tollgates. The toll rates is in Thai Baht (4 wheels/6 wheels/over 6 wheels).