The direction was issued at a recently-held meeting chaired by the PWD's Engineer-in-Chief, Sarvagya Srivastava, to review the works of the department, .
The move is intended to ensure that there is no accident on its roads due to lack of safety norms. There are 1,260-km roads owned by the PWD in the city, an official said.
"In the meeting, it was directed that all the field staff must ensure that road surfaces and road safety measures on PWD roads are proper and not liable for any accident," the minutes of the meeting stated.
The study was conducted in June.
Thereafter, the PWD had arranged a workshop to sensitise its engineers about proper installation of road signs.