Resources

Displaying 1 - 8 results of 8 for ""

Binder and hot cutback binder, chipseal life and usage analysis report

Published:
Category: Materials , Chipsealing , Research & reports | Audiences: Road controlling authorities, Road traffic engineers & consultants, Roading contractors

The NZ Transport Agency (NZTA) engaged MWH to conduct analysis of the attained life of certain chipseal resurfacing types.

Size shape and grading of grades 1–4 sealing chips

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

This test method covers the procedure for sampling and for determination of percentage fines, average least dimension (ALD), average greatest dimension (AGD), distribution of least dimensions, and incidence of broken faces in grades 1–4 stone sealing…

Rubber latex in reseal binders

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

This specification and guidance notes are to be appended to P/4 Resealing and shall apply where natural rubber latex is to be added to the bituminous binder for resealing purposes.

Quantitative extraction of bitumen from asphalt mixes

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

Test method to determine the bitumen content of asphalt mixes for the purposes of assessing compliance with specified requirements.

Kerosene content estimation

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

This method is a procedure for calculating the lighting kerosene content of cutback bitumen.

Sealing chip

Published:
Category: Materials , Chipsealing , Specifications | Audiences: Road controlling authorities, Road traffic engineers & consultants

This specification sets out the material requirements for five size grades of sealing chip for use on state highways and other heavily trafficked roadways.

Adhesion agents

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

This specification and accompanying notes describe the procedure by which the contractor shall obtain approval for the nominated adhesion agent and dosage rate with each source of sealing chips that is intended for use on sealing work, except where e…