Where there is limited clearance to accommodate wire suspensions systems such as in tunnels, the overhead wire may be replaced by rigid overhead rail.

Originally trialled on the Brisbane - Toowoomba route, they were soon withdrawn from this section due to problems with limited clearances in the tunnels.

This voltage was initially to be used where limited clearances gave concern over use of the higher voltage.

This bridge, also a draw bridge, had only two traffic lanes and offered severely limited clearances for maritime traffic.

British Rail's Class 01 diesel locomotives were a short wheelbase 0-4-0 diesel-mechanical design intended for use in areas with tight curves and limited clearance.

Where limited clearance has taken place it has often been incomplete with landmines remaining and accidents occurring after clearance.

The traction motors could not be upgraded, however, due to the limited clearances in the bogies.

The first two were built with lower side coamings due to the limited clearance under the loader at the port of Luleå.

One reason for this move was that the limited clearance of the line prevented viable transportation by rail.

The official, who spoke on the condition of anonymity, said the Pentagon had no basis to revoke this limited clearance.