Specification for railway turnouts for private users. Medium grade turnouts over which British Railways locomotives do not operate, for axle loads not exceeding 25 tons. Turnouts using flat bottom rails.
NORMA vydána dne 30.4.1975
Designation standards: BS 4521-3.2:1975
Note: NEPLATNÁ
Publication date standards: 30.4.1975
The number of pages: 44
Approximate weight : 132 g (0.29 lbs)
Country: British technical standard
Kategorie: Technické normy BS