Projects

Biblock – Reinforced concrete biblock sleepers

Solutions

Full track sleepers

Sleepers formed by two reinforced concrete blocks joined by a metal brace. To date, PRECON has supplied more than 14,000,000 units of bi-block sleepers. The different design parameters and fastenings of the supplied models can be seen in the models table.

Track type	MOD	Track width (mm)	Lane type	Fixing (sheath+clip)	Axle load (Tn)	Maximum speed (km/h)
Iberian Multipurpose International/Iberian Iberian	BR-94 or PB-91 PB-91 RS	1,668 1,435 or 1,668 1,668	45-54 54 45-54	VAPE + NABLA VAPE + NABLA THYOLLER	22.5 22.5 22.5	160 160 160