Chennai Metro Phase 2 is an expansion project by Chennai Metro Rail Corporation (CMRL) with a total length of 118.9 kilometers, 128 stations, and cost of ₹63,246 crore including interest on construction. 76.3 kilometers will be elevated and 42.6 kilometers underground.

Corridor 3 (Madhavaram to SIPCOT): 45.8 km - Connects Purasaiwalkam, Mylapore, Adyar, Taramani, Thoraipakkam and the southern IT corridor.

Corridor 4 (Lighthouse to Poonamallee Bypass): 26.1 km - Covers Nandanam, T. Nagar, Vadapalani, Porur and Poonamallee with east-west connectivity.

Corridor 5 (Madhavaram to Sholinganallur): 47 km - Longest corridor connecting Villivakkam, Anna Nagar, Koyambedu, Vadapalani, Ashok Nagar, Alandur, Madipakkam, Medavakkam and Perumbakkam.

Areas expected to benefit: Porur, Poonamallee, Adyar, Sholinganallur, Madhavaram, Mylapore, Taramani, Thoraipakkam, Villivakkam, Anna Nagar, Koyambedu, Madipakkam.

Property prices (last year growth): Poonamallee ₹5,750/sq ft (+4.5%), Porur ₹8,700/sq ft (+11.5%), Adyar ₹19,000/sq ft (+3%), Sholinganallur ₹8,950/sq ft (+19.3%), Madhavaram ₹8,750/sq ft (+16.7%), Villivakkam ₹9,900/sq ft (+8.6%).

Tamil Nadu is establishing a dedicated Global Capability Centre (GCC) corridor to support Chennai's expanding tech and corporate sector.

Corridors covered:

• OMR (Rajiv Gandhi Salai): 45 km IT corridor from Madhya Kailash to Mahabalipuram/ECR; identified stretch between Madhya Kailash and Kelambakkam (25 km) through Perungudi, Thoraipakkam, Sholinganallur, Navalur, Kelambakkam
• Pallavaram-Thoraipakkam Radial Road: 10-14 km, east-west corridor linking GST Road to OMR; current proposal covers 7.4 km between Pallavaram Bridge and Thoraipakkam Junction
• Mount-Poonamallee High Road: 11 km arterial road through Nandambakkam, Manapakkam, Porur to Poonamallee; key commercial and IT corridor with projects like DLF IT Park

Key features:

• Enhanced Floor Space Index (FSI) for eligible GCC campuses to enable additional office space
• Infrastructure improvements for roads, public transport, water supply, sewage, drainage, electricity, digital infrastructure
• Current average land price: ₹5,000-10,500 per sq. ft; average 2BHK rent: ₹18,000-45,000 per month
• GCC sector added 94,000 jobs in 2023-24

Expected impact: Increased demand for housing, retail, hospitality and services in surrounding areas; establishment as major employment hubs.

Chennai Corporation plans to relay 8 arterial roads and 242 interior roads, totalling 250 roads, at Rs 53 crore cost; additional Rs 1 crore for project management consultant.

Arterial roads to be relaid:

• MMDA second and third main road
• TNPSC road (Fazer bridge)
• Gandhi Irwin bridge, Egmore
• Nelson Manickam Road (2km)
• Sterling road, Nungambakkam (1km)
• 70 feet road, Perambur
• Sterling Avenue road, Nungambakkam

Zones covered: Royapuram, Teynampet, Perungudi, Sholinganallur, Manali, Madhavaram.

Interior roads in Manali zone include Manali New Town 150 feet Main Road, Rajiv Gandhi Nagar extension, Kalaignar Nagar, Ariyalur Pond Road, Kambar first and second main road. Royapuram zone roads include Barracks First Lane, Ezhil Nagar, Alwarpet lane. Teynampet zone: Sivan Koil street, Dayal Nagar. Other zones: Anna Nagar main and streets (5th, 6th, 7th), Kakkan Street, Madhavaram (Indira Nagar, MMM Garden, JJ Nagar Pond Road).

Roads currently have patch works which may wear off during rains. Consultant appointed for 3 months to review contractor progress, prepare weekly inspection reports, check compliance to specifications, detail defects, and issue completion certificate.