Melbourne Waterway Structures for Asset Management

Featuring polygons representing natural waterway or channel structure locations, such as sediment ponds, litter traps, weirs, spillways, and drop structures. It was created by the Melbourne Water Corporation for asset management and maintenance purposes, with data maintained using Lidar survey data and 60-hectare catchment limits. The dataset includes associated details like descriptions and asset sections for As Constructed drawings.

Use Cases

• Map the locations of specific waterway structures like weirs and spillways for asset inventory management.
• Analyze the distribution of channel assets such as sediment ponds and litter traps across the drainage network.
• Integrate structure polygons with Lidar-derived contour data for hydrological modeling and maintenance planning.
• Use the asset section attribute to link spatial features with As Constructed engineering drawings.

Strengths

• Data is maintained using Lidar survey data (contours) for accuracy.
• Waterway extents were defined by a rectification project from 2001 to 2003, ensuring a complete dataset.
• The dataset is intended for asset management, indicating a practical, operational focus.

Limitations

• The dataset's completeness is limited to waterways within catchments greater than 60 hectares.
• The author makes no guarantees as to the accuracy or completeness of the data, placing the burden of assessment on the user.
• Specific row counts, column details, and sample data are unavailable for assessing dataset scale and structure.

Provenance

Source

Melbourne Water Corporation.

Collection Method

Created from original FIS 1:50K (Vicmap Hydro) streams data, rectified using orthophotos, design drawings, and other sources, with updates using Lidar survey data.

Time Range

Data creation and rectification primarily occurred from 2001 to 2003, with updates in 2005 and 2009/10.

Freshness

Last updated on 2026-03-20.

Geography

Covers waterways within the catchments of greater than 60ha in the Melbourne area, Australia.