Main Roads WA Geodetic Control Points for Engineering Survey

Main Roads WA Geodetic Control data underpins engineering-grade survey, mapping, and laser scanning for road projects. Points contain coordinate values, horizontal and vertical accuracy metrics, and methodology details. The layer is maintained and edited daily.

Use Cases

• Align laser scanning point clouds using MGA or Project Zone coordinate values for engineering accuracy.
• Assess horizontal and vertical accuracy metrics to validate survey methodology for construction standards.
• Convert between coordinate systems using supporting Latitude and Longitude values in GDA94 or GDA2020.
• Support road asset management by integrating geodetic control points into planning and design workflows.

Strengths

• Data is maintained and edited on a daily basis, ensuring high recency.
• Provides engineering-grade accuracy metrics for survey and mapping operations.
• Supports multiple coordinate systems including MGA, Project Zone, GDA94, and GDA2020.

Limitations

• Unknown row count and specific column structure limits pre-analysis of dataset scale and features.
• Primary focus on Western Australia road projects may limit geographic applicability for other regions.
• Engineering-grade specificity may require domain knowledge in geodesy or surveying for effective use.

Provenance

Source

Main Roads Western Australia

Collection Method

Used for and maintained from road investigation, planning, design, construction, and asset management operations.

Time Range

null

Freshness

Updated daily.

Geography

Western Australia, specifically for road projects.