ballast · Ballast zone 1

BZ-NC04-01

NC-04 · km 10.35 · installed 2005

4 inspections of NC-04

Attention

86 /100

21 Oct 2026

Ballast contamination · Minor

INS-2026-047 · OBS-1054 · first detected

Track Inspection Procedure TIP-04

Procedure

Ballast and Drainage Condition Guide

Procedure