The project involves in construction of total 23 km long elevated MRT route connecting Bang Yai in the north-western suburbs of Bangkok in Nonthaburi province with Tao Poon in Bang Sue. Construction of Purple Line is divided into 2 sections. The first section is 12 km long stretches between Khlong Bang Pai depot and Phra Nang Klao Bridge, with total 6 stations, and construction of 330 m long Rama III bridge across Chao Phraya river. The second section is 11 km long continues from Phra Nanag Klao Bride station to Tao Poon interchange station. Park and Ride facilities are located at Sam Yaek Bang Yai, Tha It, Yaek Nonthaburi and at Tao Poon interchange station. One depot at Khlong Bang Phai.

• •  Provide technical advises and recommendations for the construction of elevated structure, station structure, track work, conductor rail system, building service systems of the station and buildings, and railway systems
• •  Supervise construction work includes installation of track, conductor rail and electric train associated systems
• •  Quality assurance and control - to ensure all construction activities conform with technical specifications and client requirements to achieve desired quality
• •  Participate and witness all acceptance tests for the installations and commissioning of installed systems