AKLAuckland Metro Networkchainage tolerance ±10 mm
Running lines3 tracks · 15 switches · 22 branches
Onehunga & Western LineSouthern LineDM · Down Main5.3 MGTUM · Up Main4.3 MGTLP1 · Ōrākei Goods Loop0.6 MGT0.0 km9.9 km19.9 km29.8 km39.7 km49.7 km

East-West Line

LP1 · Ōrākei Goods Loop49.671 km · 0.6 MGT/yr on this running line · 268 services/weekday · run 2026-06-18
map data © OpenStreetMap contributors (ODbL) - tiles © CARTO
click the alignment to move the chainage cursor · 24.835 km
1Measured data
2Analysis overlay
3Work history
5Planned work
Chainage10 mm grid
0
5
10
15
20
25
30
35
40
45
Swanson
Sturges Road
Glen Eden
Avondale
Morningside
Te Waihorotiu
Ōrākei
Glen Innes
Sylvia Park
Ōtāhuhu
Papatoetoe
Manukau
Top 35 m SD
mm · 3 runs to 2026-06-18
Twist 3 m SD
mm · 3 runs to 2026-06-18
Alignment 35 m SD
mm · 3 runs to 2026-06-18
Gauge deviation
mm · 3 runs to 2026-06-18
RCF eddy current depth
mm · 3 runs to 2026-06-18
Rail head loss
mm · 3 runs to 2026-06-18
Rail side wear
mm · 3 runs to 2026-06-18
Ultrasonic crack - rail head
% head · 3 runs to 2026-06-18
Ultrasonic crack - rail foot
% foot · 3 runs to 2026-06-18
GPR ballast fouling index
% · 3 runs to 2026-06-18
Utilisation (MGT/yr)
MGT · 1 runs to 2026-06-18
OLE contact wire height
mm above TOR · 3 runs to 2026-06-18
OLE contact wire stagger
mm from centreline · 3 runs to 2026-06-18
OLE contact wire residual thickness
mm · 3 runs to 2026-06-18
OLE contact wire wear
% section loss · 3 runs to 2026-06-18
Structures
36 features
Switches & crossings
10 features
Level crossings
7 features
Geotechnical risk
8 features
Drainage assets
14 features
Ultrasonic defects
14 features
Overhead line equipment
22 features
Track geometry exceedance
1 flagged lengths
Fouling, drainage and geometry correlation
1 flagged lengths
Track form
1 slab length · no ballast work
Work history
45 records
Planned work
6 planned items
SLAB
GRIND
GRIND
GRIND ×2
24.835 km

Scroll to zoom about the cursor · drag to pan · every band shares one 10 mm-aligned chainage axis