Latest Tender Detail from national highways authority of india NHAI for the corrigendum tender for laying of underground gas pipeline in nh-716 of tirupati to tiruthani to chennai section along the road from km. 61/510 to km. 81/540 (rhs) and km. 107/600 to km. 115/600 in the state of ap and from km 45/500 to km 61/510 (rhs) in the state of tn in maduravoyal, tamil nadu,. Reference number 15493585. Don't miss out on this chance to be part of a significant project. Register for free today to access the complete tender details and download the necessary documents. Seize the opportunity with Tender 18!