Where are Fir sleepers used?
Where are Fir sleepers used? Correct Answer Lines with traffic density less than 10GMT
Fir sleepers are used only when the main or trunk lines have traffic density less than 10GMT. They do not provide good service.Where are Fir sleepers used? Correct Answer Lines with traffic density less than 10GMT
Fir sleepers are used only when the main or trunk lines have traffic density less than 10GMT. They do not provide good service.