NHAI made drone survey mandatory for all National Highway projects

The National Highways Authority of India (NHAI) has made use of drones mandatory for monthly video-recording of national highway projects during all stages of development – construction, operation and maintenance.

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NHAI project directors will undertake monthly drone surveys from the date of signing the contract till start of construction on site, as well as after completion of the project.

Authorities will also undertake monthly drone surveys in all developed projects where NHAI is responsible for operation and maintenance.

Apart from this, mandatory deployment of Network Survey Vehicles (NSVs) will carry out road condition recces on national highways to enhance quality.

NSVs use latest survey techniques such as high-resolution digital camera for 360-degree imagery, laser road profilometer and others, said the statement.