September 21, 2026 7:52 PM
NHAI issues new guidelines for design of access-controlled high-speed national highways
The National Highways Authority of India (NHAI) has introduced comprehensive guidelines for the planning and design of access-controlled high-speed National Highways, other than Expressways. The guidelines aim to bring uniformity in the preparation of Detailed Project Reports (DPRs), ensure consistency in technical standards, strengthen road safety and improve operational efficiency across the National Highway network. The new framework will apply to all upcoming four- and six-lane Greenfield ...


