Chennai Peripheral Ring Road – Information & Status

133.38 km Chennai Peripheral Ring Road (CPRR) by TNRDC is an under construction 6 lane access-controlled expressway with a route alignment in Tamil Nadu connecting Ennore Port – Mahabalipuram.

This new greenfield expressway with 5 sections will be Chennai’s 4th Ring Road. It will connect the towns of Singaperumalkoil, Sriperumbudur, Tiruvallur, Tamaraipakkam, Periyapalayam, Puduvoyal and Kattupalli at an estimated cost of Rs 12,301 crore.

The expressway has a deadline of 2025 and will be connected with NHAI’s under construction Bangalore Chennai Expressway and Chittoor – Thatchur Expressway projects. Its Detailed Project Report (DPR) was created by STUP Consultants and can be viewed here.

  • Total Estimated Cost: Rs. 12,301 crore
  • Project’s Length: 133.38 km (approx.)
  • Lanes: 10 lanes (6 lanes with paved shoulders + 2 service lanes on either side)
  • Design Speed: 120 kmph
  • Status: Under Construction (Ennore – Thatchur); Bidding Underway for 2 sections (Thatchur – Sengadu)
  • Deadline: 2025
  • Owner: Tamil Nadu Road Development Company (TNRDC)
  • Project Model: Engineering, Procurement and Construction (EPC)

External Funding Sources

Section 1 (25.31 km Ennore Port to Thatchur): Japan International Cooperation Agency (JICA, 40,074 million Yen loan)

Sections 2 & 3 (56.2 km Thatchur to Sengadu): by Asian Infrastructure Investment Bank (AIIB, USD 378 million loan) and OPEC Fund for International Development (OFOD, USD 100 million loan)

Route Map

An official PDF route map will be added here when available

Current Status

Bidding is underway for sections 3 & 4. Section 1 is under construction by Tata Projects (TPL) for the Northern Port Access Road connecting strategically important Ennore Port with Thatchur.

Tenders & Contractors

The project has been divided into 5 sections with a construction period of 3 years including maintenance for 7 years.

Package (Distance)Contractor
Section 1: Ennore Port – Thatchur (25.31 km)Tata Projects Ltd. (TPL)
Section 2’s Lot-1 Package EPC-01: Thatchur (Ch 21+700 ) to Punnapakkam (Ch 35+000 )Bidding Underway
Section 2’s Lot-2 Package EPC-02: Punnapakkam (Ch 35+000) to Thiruvallur Bypass (Ch 47+800)Larsen & Toubro (L&T)
Section 3’s Lot-1 Package EPC-03: Thiruvallur Bypass (Ch 47+800) to Vengathur (Ch 58+200)Bidding Underway
Section 3’s Lot-2 Package EPC-04: Vengathur (Ch 58+200) to Sengadu (Ch 68+200)Bidding Underway
Section 4: Sriperumpudur – Singaperumal Koil (23.80 km)Constructed (may need to be upgraded)
Section 5: Singaperumal Koil – Poonjeri Junction (near ECR) (27.47 km, 4 lanes)Tender Notice Pending

Page last updated: October 3, 2022. Have a question or spot an error? Let me know here.