Vibhavadi Rangsit Road

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National Highway 31
ทางหลวงแผ่นดินหมายเลข 31
Route information
Length	28.5 km (17.7 mi)
Existed	1966–present
Major junctions
From	Tai Duan Din Daeng Intersection in Pathum Thani
Location
Country	Thailand
Highway system
Highways in Thailand Motorways Asian Highways

Vibhavadi Rangsit Road (Thai: ถนนวิภาวดีรังสิต, RTGS: Thanon Wiphawadi Rangsit) or Highway 31, often informally called Vibhavadi Road (ถนนวิภาวดี), is a highway in Thailand.

The road begins at

.

Vibhavadi Rangsit Road is a superhighway through Bangkok with no

(Highway 304).

It is named in honor of HRH Princess Vibhavadi Rangsit (1920–1977), a well-known Thai novelist who dedicated the final decade of her life to developing rural Southern Thailand, and was killed in an attack by insurgents while trying to rescue injured Border Patrol police. Prior to the renaming of Highway No. 31 as Vibhavadi Rangsit Road, it was commonly known as "Superhighway Road" (Thai: ถนนซูเปอร์ไฮเวย์, Thanon Superhighway).

The section between Chaeng Watthana Road and

to the airport.

Vibhavadi Rangsit Road between Din Daeng Intersection and

and Phaya Thai districts in Bangkok.

The Uttaraphimuk Elevated Tollway, better known as Don Mueang Tollway runs high above the road and is a toll expressway in Bangkok.