According to Technical Specification
RFI TCAR SF AR 03 005
Dimensions:
Length from 1800 to 6800 mm
Length from 220 to 260 mm
Depth from 130 to 160 mm
Special dimensions for bridges pieces
Marking with steel plate: MARGA aa (aa=year)
Consolidation of sleeper’s ends: Anti splitting nails plate
Wood species:
European Oak (Quercus petrae), (Quercus pubescens),
(Quercus robur)
Impregnation:
Preservative: WOLMANIT CX-10
Application method: in autoclave with vacuum
pressure treatment
Penetration Class: P8 according with UNI EN 351-1
Retention Class: R4 according with UNI EN 351-1
Antisplit treatment: In base of paraffin-water
emulsion EMULSER