(a) whether the Government is undertaking a project to improve the water and light facilities at toll plazas on the National Highways;
(b) if so, the details of the progress made in the improvement of the facilities at toll plazas;
(c) whether separate toilets for men and women are instituted at the toll plazas; and
(d) if so, the details of the new toilet facilities instituted in 2016 at the toll plazas?