Grand Southern Trunk Road

Grand Southern Trunk Road (or) National Highways 45 is an arterial road in Tamil Nadu. It is also known as Chennai–Trichy Highway.[1] The Road starts from Kathipara Junction in St Thomas Mount, Chennai towards Tiruchirappalli. It branches out from Anna Salai (previously known as Mount Road).[2]

The Road runs through important localities like Meenambakkam, Pallavaram, Chrompet, Tambaram, Vandalur, Kilambakkam, Guduvanchery, Paranur, Chengalpattu, Madurantakam, Tindivanam, Villupuram, Vikravandi Ulundurpet and Perambalur.

Grand Southern Trunk Road
மாபெரும் தெற்கு வழித்தடம்
Chennai–Trichy Highway
CountryIndia
StateTamil Nadu

Major Junctions

Chennai City

  1. Mount-Poonamallee Road near Kathipara Junction.
  2. Mount-Medavakkam High Road in St.Thomas Mount.
  3. Pallavaram-Kundrathur-Poonamallee Road (Pammal Main Road) in Pallavaram.
  4. Pallavaram-Thiruneermalai Road in Pallavaram.
  5. Pallavaram-Thuraipakkam Radial Road in Pallavaram.
  6. Chitlapakkam and Hasthinapuram Main Road near MIT Bridge Along GST Road.
  7. Gandhi Road in Tambaram.
  8. Velachery Main Road and Mudichur Road in Tambaram.
  9. Chennai Bypass Road in Irumbuliyur.
  10. Chennai Outer Ring Road in Vandalur.
  11. Vandalur-Kelambakkam Road in Vandalur.
  12. Guduvancheri Tiruporur
  13. Kotteripattu Near Tindivanam

Developments
  1. NHAI to repair Palar Bridge in Grand Southern Trunk Road near Chengalpattu.[3]
  2. Double Deck Structure proposed between Airport and Irumbuliyur along GST Road.[4]
  3. NHAI set to rectify 18 accident-prone spots in GST Road.[5]

References
  1. "Tamilnadu Highways". www.tnhighways.gov.in. Retrieved 2020-08-19.
  2. "'Grand Western Trunk Road is old name of EVR Periyar Salai'". The Hindu. Special Correspondent. Chennai. 2021-04-14. ISSN 0971-751X. Retrieved 2022-01-24.{{cite news}}: CS1 maint: others (link)
  3. Ram Sundaram (Jul 25, 2020). "NHAI to repair Palar Bridge on Tambaram-Chengalpet road | Chennai News - Times of India". The Times of India. Retrieved 2020-08-20.
  4. Yogesh Kabirdoss (Aug 10, 2020). "Double deck structure proposed between airport, Chennai bypass | Chennai News - Times of India". The Times of India. Retrieved 2020-08-20.
  5. Ram Sundaram (Aug 4, 2020). "NHAI set to rectify 18 accident-prone spots | Chennai News - Times of India". The Times of India. Retrieved 2020-08-20.


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