What is a Traffic Island?
A traffic island is defined as an area between traffic lanes used to control traffic movements. It is typically characterised as a marked-off area with a vertical displacement, located either in the centre of or to the side of a road.
Where can I find the Traffic Island data in RAMM?
Traffic Island assets are accessible in the Traffic Island (AMDSX) table.
What are the common types of Traffic Islands?
The table below provides additional supporting information about the common types of Traffic Islands found in RAMM.
| Type | Description | Examples / Additional Information |
|---|---|---|
| Splitter | A short island used near intersections to separate opposing traffic. |  |
| Median | A long island used to separate lanes of traffic and potentially provide a stopping place for pedestrians. |  |
| Rotary | A round island typically used within a roundabout intersection. |  |
| Kerb Buildout | An 'island' typically connected to the kerb on the roadside for the purposes of narrowing the roadway. |  |
| Slip lane | Separates the slip lane from the main road. |  |
| Refuge | An island with a dedicated section or passage for pedestrians to stand on |  Source: Reference #3  Source: Reference #3 |
Frequently Asked Questions
None have been identified so far.
References
- PNG DoWH 'Papua New Guinea' RAMM database
- Waka Kotahi NZ Transport Agency; Asset Management Data Standard project documentation
- Waka Kotahi NZ Transport Agency; Pedestrian / median refuges
