Resources

NZTA T21 Test methods for epoxy modified open-graded porous asphalt (version 1.0) sets out laboratory-based procedures to assess the quality of epoxy modified binders and the durability of epoxy modified open-graded porous asphalt mixes.

The T23 method for the estimation of the density of compacted aggregate layers by direct transmission is used to quantify the vertical uniformity of aggregate compacted in a pavement layer.

The M32 specification for high modulus asphalt (EME 2) (version 1) and notes (version 1) cover EME 2 high modulus asphalt for roads, industrial pavements and related applications.

This specification and guidance notes describe the required properties of open graded porous asphalt for use as a surfacing course for road pavements.

The M27 stone mastic asphalt specification (version 1) and notes (version 1) cover stone mastic asphalt used as a pavement surfacing layer for roads and related applications.

This method describes the use of the standpipe permeameter to assess the permeability of compacted hot mix asphalt pavement surfacings.

The M10 dense graded asphalt specification (version 6) and notes (version 4) cover dense graded asphaltic concrete for roads and related applications.