Question

the national highways are laid and maintained by whom?​

Answer 1

Answer:

laid and maintained by the Central Public Works Department (CPWD). A number of major National Highways run in North- South and East-West directions. The historical Sher-Shah Suri Marg is called National Highway No. 1, between Delhi and Amritsar

Answer 2

Explanation:

The National Highways Authority of India (NHAI) is the Nodal Agency responsible for building and maintaining most of the national highways network.