Publications

Flexible granular pavements protected by sprayed seal surfacings are the backbone of the Australian and New Zealand road networks. Road agencies in Australia and New Zealand have therefore been focused on producing quality, long-lasting sprayed seal…

This report presents the findings of site inspections and binder ageing performance studies associated with two Austroads sprayed seal trial sites constructed near Coober Pedy, South Australia and Cooma, New South Wales. These trials were…

This method sets out the procedure for determining the degree of stripping of a single coat sprayed seal with a nominal aggregate size of 10 mm or larger.

This guide presents information on the application, design, maintenance and recycling of geotextile reinforced seals. The main application is as a surfacing treatment though there is some discussion of use as an interlayer. Two grades of fabric are…

This brief Guide provides advice on the proportion of cutback to be added to conventional bitumen to ensure that an even coating of bitumen is achieved under a variety of climatic and traffic conditions. Notes are provided to assist users when to…

Fibre reinforced seals comprise a sprayed sealing treatment consisting of a layer of glass fibre strands sandwiched between two coats of a polymer modified bituminous emulsion. The fibres are applied randomly to form a mat that resists reflective…

Austroads and the Australian Asphalt Pavement Association (AAPA) have jointly prepared this Guide to the Audit and Surveillance of Sprayed Sealing Contract Works as an aid to promoting good practice in the performance of sprayed sealing work.…