Saphan Khwai (Thai: สะพานควาย) is a major road intersection in Sam Sen Nai subdistrict, Phaya Thai district, Bangkok, Thailand. The neighbourhood with lots of apartments is best known for the dense trade area with many serving shops and markets. It is also provided the BTS skytrain service at Saphan Khwai Station. From 60's era, as the urban zone of Bangkok downtown was growth, the land which once had been countryside mostly rice farming then became urbanized with more residential and commercial area replacing along the road network, especially on the way to the former Mo Chit Bus Terminal, thereby Saphan Khwai had all facility as central downtown.