Question 1

What is the Thatchoor Chittoor Expressway Chennai and who is building it?

Accepted Answer

NHAI is building it as the 116.1 km NH-716B greenfield corridor under Bharatmala Pariyojana Phase 1. The DPR was prepared by Louis Berger Group Inc under Lot-3 Package-1, at a cost of Rs 3,197.56 crore.

Question 2

How long is the expressway and what is the Right of Way?

Accepted Answer

Total length is 116.1 km, with a 10.45 km Chennai Peripheral Ring Road overlap raising it to 126.55 km. The 70m Right of Way NHAI specification is fixed across the corridor, with a 100 kmph design speed.

Question 3

Which villages does it pass through in Tiruvallur district?

Accepted Answer

The Tiruvallur land acquisition stretch covers Pallipattu, Nagari, Nagalapuram, Uthukkottai, Ponnavakkam, Mambakkam, Tharatchi, Paruthimenikkuppam, Sengattakulam, Vadamadurai, Jayapuram, Maduravasal and Kannigaipair before reaching Thatchur near Ponneri and Ennore.

Question 4

Will the expressway connect with the Chennai Peripheral Ring Road?

Accepted Answer

Yes. The corridor terminates at Kannigaipair, joining the 133 km CPRR built by TNRDC. This routes Bengaluru-bound freight directly to Kamarajar Port and Kattupalli Port without entering Chennai city limits, raising land value at confirmed interchanges.

Question 5

How much land is being acquired in Tamil Nadu for the project?

Accepted Answer

NHAI requires 360.5 hectares in Tamil Nadu and 525 hectares in Andhra Pradesh, totalling 885.5 hectares. Compensation is paid under the National Highways Act 1956 once 3D notifications are gazetted in the Tiruvallur district records.

Question 6

Is buying agricultural land along the alignment safe before construction?

Accepted Answer

No, not without zone verification. Most Tiruvallur parcels remain classified Agricultural in the CMDA Second Master Plan 2026 and need Change of Land Use approval before any layout, plotting or commercial development becomes legally permissible.

Question 7

Is the project being built on Hybrid Annuity Mode Bharatmala?

Accepted Answer

Yes. The expressway is split into 4 civil packages under Hybrid Annuity Mode Bharatmala. KCC Buildcon received the Letter of Award for Package 1, while Package 4 covering Pondavakkam to Kannigaipair was retendered before final award by NHAI.

Question 8

Does the expressway link with the Bangalore Chennai Expressway?

Accepted Answer

Yes. The alignment starts at Keenatampalli at km 152 of the 262 km Bangalore-Chennai Expressway, making it the eastern feeder that channels Bengaluru cargo through Tiruvallur straight into the Chennai Peripheral Ring Road interchange and onward to North Chennai ports.

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