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Guidelines: National Prequalification System for Precast Concrete Products
This new National Prequalification System (NPS) documentation is made available to road agencies and industry to enable the new specialist category for precast concrete to be formally introduced into the NPS.
Specification and Use of Geopolymer Concrete in the Manufacture of Structural and Non-Structural Components: Experimental Work

This report details the experimental phase of an Austroads project to review the specifications and use of geopolymer concrete. The findings indicate that acceptable grades of structural geopolymer concrete can be made for field applications.

This…

Accelerated Evaluation of the Effectiveness of Supplementary Cementitious Materials to Suppress Damaging AAR Expansion in Concrete Structures

This report provides the results of testing of three potentially reactive aggregates by the accelerated mortar bar test (AMBT) and the concrete prism test (CPT).

The tests were conducted using reference mixes, which contained plain Portland cement as…

Revised Seismic Design Provisions in AS 5100.2
The seismic design provisions in AS 5100 have recently been revised to accord with AS 1170.4:2007. The revised provisions were mainly based on Austroads technical report AP-T200-12, titled Bridge Design Guidelines for Earthquakes .
Next Generation of Facilities for Testing and Inspection of Bridge
This paper studies the mechanical and Data Acquisition performance of a Robotic Transverse Profiler (RTP), designed and built in the partnership between with ARRB and Laboratory of Motion Generation and Analysis for pavement technology study. A…
The Challenges Faced in Assessing the Durability Risks of Reinforced Concrete Bridges in Aggressive Environments
Durability assessment is increasingly becoming an integral part of infrastructure design projects in Australia. One of the key drivers for this is the requirement by asset owners for optimum whole of life cost, minimum construction period and…
Bridge-Vehicle Dynamic Interactions: Results from Recent Load Tests
As part of the National Asset Centre of Excellence (NACoE), the Queensland Department of Transport and Main Roads (TMR) with ARRB Group has embarked on a program of research investigating the dynamic interactions between bridges and vehicles. The…
The Torsional Strengthening of Concrete Girders Using the NSM FRP Technique with Different Configurations
The near-surface mounted (NSM) FRP technique has received attention worldwide over the externally bonded FRP strengthening technique. Strengthening of a concrete girders using fiber reinforced polymer (FRP) composites to flexural and shear…
Bridge Design Challenges on the Waikato Expressway Huntly Section, New Zealand
The Huntly Section is a new NZ$415M section of the Waikato Expressway running between Hamilton and Auckland. It will connect the recently completed Ngaruawahia and Ohinewai sections on a route that traverses the Taupiri Ranges within a deep cutting…
Wigram-Magdala Link Bridge: Low-Damage Details For a More Efficient Seismic Design Philosophy
The aftermath of the Christchurch earthquake highlighted difficulties in the assessment and repair of damaged plastic hinge zones in conventional reinforced concrete structures. Particular issues are uncertainty in strain history, low-cycle fatigue,…