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Displaying 441 - 450 results of 507 for ""

Durability test method for bitumen

Published:
Category: Materials , Surfacing , Specifications | Audience: Roading contractors

Test method to assess the long-term field durability (resistance to oxidative hardening) of NZTA M1 penetration grade bitumens.

Geotextiles

Published:
Category: Construction , Pavement & surfacing , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification and guidance notes set out the material and construction requirements for geotextiles for use as separation and/or filtration applications in highway earthworks and pavements.

First coat sealing

Published:
Category: Construction , Chipsealing , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

The specification and guidance notes for first coat seals applied upon the finished surface of compacted granular basecourse pavement.

Filter fabrics permeability

Published:
Category: Construction , Pavement & surfacing , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This method can be used to provide a simple quality control test to determine the permeability of a fabric.

In-situ stabilisation of modified pavement layers

Published:
Category: Construction , Pavement & surfacing , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification applies to the in-situ stabilisation of granular pavement layers using cement, lime, bitumen emulsion or foamed bitumen.

Pre-surfacing repairs

Published:
Category: Pre-surfacing repairs , Maintenance , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification for pre-surfacing repairs replaces the specifications TNZ C4, C5, C6, C7 and C8.

Determination of retroreflectivity

Published:
Category: Materials , Road marking , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification describes the procedure for determining the retroreflectivity of road marking material.

Determination of heavy metal content in glass beads intended for use in pavement

Published:
Category: Materials , Road marking , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

This specification describes the procedure for determining the heavy metal content in glass beads intended for use in pavement marking materials.