This Supplementary Code relates to B3.1.1.01- Mechanical Code Of Practice, Section 3.21 – Springs. It contains NZ Railways Mechanical Branch Code No 32 – Laminated, Elliptical And Coil Springs; Issue 2 of 16/3/1934, which contains information relevant to the manufacture and repair of springs.

Code number B3.4.2.05

Version 1

Effective date 27 June 2006