Major maintenance through strengthening and overlay of the existing highway from km.38.000 (guduvancherry) to km.51.300 (mahindra city) on tambaram to tindivanam section of nh 32 (old nh 45) in the state of tamil nadu on item rate (percentage) basis

Periodic renewals of armoor-jagtial-mancherial section of nh-63 from km 28/000 to 31/000 km 37/000 to 38/000 km 41/000 to 42/000 km 45/000 to 47/000 and 51/300 to 55/400

Rectification of defects on four lane gujarat-maharashtra border-surat-hazira port section of nh-53 (old nh-6) (approx. length 131.500 km) in the state of gujarat on single percentage item rate basis at risk and cost of concessionaire

Annual maintenance including incident management for perambalur (km 78.200) to athoor (km 133.200) section of nh-136 (total length 55 km) in the state of tamil nadu on item rate basis

Strengthening and overlay on damaged sections of six lane ahmedabad to vadodara section of nh 48 (old nh-8) from km. 6.400 to km. 108.700 (length 102.300 km) in the state of gujarat at risk and cost of concessionaire on single percentage item rate ba

Maintenance of median and avenue plantation along nh-31 new nh 27 from dalkhola to ghoshpukur section except islampur bypass and nh 31c new nh 27 from salsalabari to assam border section under piu jalpaiguri for 5 years on item rate percentage basis

Overlay with sma from village bhamaiya ch.780.920 to village baletia 803.420 (design ch. 328.500 to ch. 351.000) section of dve (nh-148n) in the state of gujarat (package-29) at risk and cost of contractor on single percentage item rate basis

Capacity augmentation by construction of pqc service roads and misc works at various locations of 6 lane motachiloda km 494.410 to nanachiloda km 509.550 of nh-48 in gujarat on single percentage item rate basis at risk and cost of existing contractor

Annual maintenance, incident management, special repairs including rectification of black spot location and compliance of road safety audit observations on 6-lane motachiloda to nanachiloda section of nh-48 in the state of gujarat on item rate basis

Overlay works on 4lps of agra bharatpur section from km.17.756 to km.62.295 of nh 11 (new nh 21) in the state of uttar pradesh an d rajasthan on item rate (percentage) basis at the risk and cost of concessionaire.