Multi-message signs are an alternative to stand-alone signs.
The lightweight corflute material used make the task of signing
easier.
(One should refer to Mainroads WA website for guidelines of use.)
Guidelines for Use:
The use of multi-message signs shall comply with the following requirements:
- Only Main Roads WA approved message plates or signs shall be used and shall only be placedin the panel as shown in Mains Roads Traffic Management for Works on Roads Code of Practice Appendix 4 - Multi-message sign inventory and application schedule.
- Regulatory control message plates, where used shall always be positioned closest to traffic and reflect condition.
- Regulatory signs shall not be used in-conjunction with the NEXT ‘x’ km or ‘x’ km AHEAD message plates.
- Lane status 600 x 600 signs shall only contain two lane instruction (arrow) messages. Lane status 1200 x 600 signs may contain up to 4 lane instruction messages.
- Where practical multi-message sign assemblies should be duplicated on both sides of the road or carriageway, of the road to which the signs apply or as recommended by Australian Standards.
- Signs shall be positioned in accordance with the requirements of Australian Standards - Manual of Uniform Traffic Control Devices AS1742.3.
- All sections of the frame assembly shall be filled. Messages should be logically linked and conflicting messages should not be used.
- Except as noted in the schedule, where used, at least one of the 600 x 600 sign panels must be symbolic.
- Only 2 panels shall consist of a similar background colour.
- Colour combination for sign legend and background to match existing practices included colour and reflectivity;
- Have high contrast between panels when used as a multi-message sign (i.e. close colouring should be avoided on adjacent panels).
- Duplication of the same or similar messages on the same multi-message sign shall be avoided.
- Otherwise stand alone signs, as recommended by Australian Standards shall be used.
- No company names, advertising or any other words, symbols or markings shall be displayed on the front face of the signs or frame other than that shown on the drawings.