Railway sleeper SB35F/SAT35F without fastening system, 100 % Portland cement and 100 % green PC-steel

Precast concrete railway sleepers of the type SB35F/SAT35F. Precast concrete sleepers are used for rail construction. The sleeper supports the rails in railroad tracks, to transfer loads to the track ballast, hold the rails upright and keep them spaced at the correct gauge.

SB35F is the standard sleeper for the Swedish railway infrastructure, managed by the Swedish Transport Administration. The sleeper holds axle-loads up to 35 tonnes and fulfills the requirements of heavy transport system. For example, the sleepers are used for the mining lines in the North of Sweden. This EPD covers the monoblock sleeper only (does not include fastening system).