| National Highway 32 | ||||
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| Route information | ||||
| Length | 657 km (408 mi) | |||
| Major junctions | ||||
| North end | ||||
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| South end | ||||
| Location | ||||
| Country | India | |||
| States | Tamil Nadu, Puducherry | |||
| Primary destinations | Tambaram, Perungalathur, Chengalpattu, Tindivanam, Puducherry, Cuddalore, Chidambaram, Sirkali, Akkur, Tharangambadi, Karaikal, Nagapattinam, Velankanni, Thiruthuraipoondi, Muthupet, Adirampattinam, Manamelkudi, Mimisal, Thondi, Devipattinam, Ramanathapuram, Thoothukudi, Tiruchendur, Uvari,Kanyakumari | |||
| Highway system | ||||
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National Highway 32 (NH 32) is a National Highway in India. It starts from Chennai and terminates at Kanyakumari. It is also known as East Coast Road.
Originally, the highway terminated at Nagapattinam. The highway was extended up to Thoothukudi as per a notification issued by the Ministry of Road Transport and Highways on 5 December 2017. The highway was further extended up to Kanyakumari in July 2022.
On 6 April 2026, a portion of a bridge spanning the Kollidam River between Kollidam and Chidambaram, along the Villupuram–Nagapattinam (NH-32) in Tamil Nadu, subsided by approximately 20 ft (6.1 m). The incident was attributed to a failure in the bridge’s foundation.
The highway starting from its junction with NH-48 near Chennai connecting Chengalpattu, Tindivanam, Puducherry, Cuddalore, Chidambaram, Akkur, Karaikal, Nagapattinam, Velankanni, Thiruthuraipoondi, Muthupettai, Adirampattinam, Manamelkudi, Thondi, Devipattinam, Ramanathapuram bypass, Thiruppullani, Keelakarai, Ervadi, Valinokkam, Sayalgudi, Vembar, Vaippar, Kulathur, Veppalodai, Pattina, Maruthur, Thoothukudi, Mudivaithanendal, Tiruchendur, Kulasekharapatnam, Uvari, Kudankulam, Anjugramam and terminating at its junction with NH-44 near Karungulam .
National Highway 32 is being developed as a four-lane highway in multiple contract packages, including the Puducherry–Nagapattinam, Nagapattinam–Thoothukudi and Thoothukudi–Tiruchendur-Kanyakumari stretches, as part of phased corridor development along the East Coast Road to improve freight movement and regional connectivity.