International Standards


The International Organization for Standardization
ISO Standards
ISO Part 2


The International Electrotechnical Commission
IEC Standards


European Standards in English
EN Standards


The British Standards Institute
BS Standards


Miscellaneous Sources
Other Standards

Home Page

British Standards: BS4521-1.1:1971

Standard No BS4521-1.1:1971
Title of Standard Specification for railway turnouts for private users. Turnouts over which British Railways locomotives operate. Turnouts using bull head rails
ISBN 058006701 7
Date of Publication 12/05/71
Approx Pages 30
Description Railway equipment, Railway fixed equipment, Railway track, Point work, Turnouts, Dimensions, Railway rails, Rails, Bull-head rails, Marking, Wear, Fish plates, Rail chairs, Rail base plates, Fasteners, Curvature, Layout, Railway applications
Cross references BS 9, BS 24:Part 3A, BS 24:Part 6, BS 47, BS 64, BS 84, BS 729:Part 1, BS 913, BS 970:Part 1, BS 970:Part 5, BS 1452, BS 1802
International Equiv (If Applicable )
Replaces Standards :
Replacement Notes
Now Replaced By
Replaced by Notes
Committee Ref RAE/2

To obtain a quote for this standard, you can email BSI directly via the following email address:

Purchase and delivery details will be returned.