The Bangkok Metropolitan Administration (BMA) expects the Green Line will helpease traffic problems in Bangna and Samut Prakan province.
Samrong station on the southern stretch of the Green Line will be the first after Bearing.
The line will be the first BMA link for the city with greater Bangkok. The capital will also have the Purple Line, operated by the Mass Rapid Transit Authority of Thailand (MRTA), which will officially open on Aug 6, linking Bang Yai and Tao Pun.