An official of NHA told APP Monday that this study is expected to conclude in a couple of months period.
He said that seven first aid centres are located at Rashakai at Peshawar-Islamabad Motorway (M-1), Service area Chakri, Service area Sukheki, Service area Sial More, Service area Bhera, Service Area Kallar Kahar on Islamabad-Lahore Motorway (M-2) and Nooriabad at Hyderabad-Karachi Motorway.
He said that awareness is being created among the commuters through installation of sign boards and enforcement of speed limit restriction is being done in an effective manner by Motorway Police.
He said that speed breakers/cat eyes have been installed at crucial locations and monitoring of heavy weight vehicles through Axle Load Control Programme is being done.
Moreover, he said that the NHA has been taking steps for timely repair and maintenance of roads and it has been ensuring the Enforcement of Highway Safety Programme.