NAV_DATA // 02A

Route Summary Fields

Each atlas entry includes precise navigation vectors, known road surface transitions, average gradient metrics, and designated grouping rest zones.

Turn Vectors

Sequential direction markers at every junction with distance-from-start notation and landmark references for visual confirmation.

Surface Index

Segment-by-segment surface classification: sealed asphalt, compact gravel, loose aggregate, and transition zones with approximate lengths.

Rest Zones

Pre-identified stopping points with capacity for full peloton assembly, water access notes, and estimated arrival windows per pace line.

ELEV_PROFILE // 03B

Murchison Loop — Elevation Data

Total ascent: 840m over 72 km. Maximum gradient segment: 8.2% at km 34. Average gradient: 1.8%. Longest continuous climb: 6.4 km.

Request GPX file
Bicycle drivetrain mechanical detail

ROUTE_TABLE // 04C

Published Route Index

Route ID Name Distance Ascent Surface GPX
RT-09A Murchison Loop 72 km 840 m Mixed Request
RT-12B SH65 Century 105 km 620 m Sealed Request
RT-07C Buller Gorge Grind 68 km 710 m Gravel Request
RT-03D Nelson Cafe Circuit 45 km 280 m Sealed Request
Alpine road cycling scenery

GPX_MODULE // 05D

Downloadable Navigation Files

GPX data files are formatted for direct upload to common cycling computers and smartphone navigation applications. Files include waypoint markers for rest zones and surface change notifications.

To receive a GPX file for a specific route, submit a request through our contact page with the route ID reference.

Request GPX data