ANNEX A TO
MATERIALS AND TOOLS REQUIRED TO ERECT A RANP
1. Number of Sleepers Required
Ramp erected on a track where the rails are flush with a hard surface: 211.
Ramp erected on a track where the rails are not flush with a hard surface: 273.
When a wider ramp is used, it is necessary to provide respectively for 26 and 30 additional sleepers.
The number of sleepers used to form the 9th layer and the flooring can vary according to their length and
width ratio. It necessary, a gap with a width less than that of a sleeper can be left in the ramp axis.
2. According to the depth of the rails, the use of bearing or sole plates beneath the rails, and the dimensions of the
sleepers which may be different from one railway to another, and even from one track to another, additional materials
(planks, wedges, etc.) will be required to firmly secure the lower layers of sleepers.
3. 2 sledgehammers, 2 levers (claw-bars) and at least 6 shovels are required on the site for leveling the ground on which
the ramp is to be erected and for positioning and wedging the sleepers; carpenter tools must also be provided for the
preparation of the wedges.
Change 4 Z-7