NR NR/L3/TRK/3418 ISSUE 1 PDF

Within the scope of this standard is the repair of “cast - in” or “drill and glued”, damaged or broken housings and dowels in concrete sleepers and bearers.

Purpose

The purpose of this standard is to:

a) mitigate the risk of derailment through wide gauge,

b) control the methods used to repair concrete sleeper and bearer housings;

c) control methods of replacing dowels; and

d) document stakeholders’ responsibilities in the integrity or the repair .