Specialised Australian grout & mortar manufacturer Crosbe achieves first product certification under new PT Scheme

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PT Grout on building site, Image Supplied: crosbe.com
Media Release by Crosbe

Australian manufacturer of cementitious grouts & mortars Crosbe has received product certification for the production and supply of pre-bagged grout material to CARES Appendix APT03 for use in post-tensioning systems.

Post-tensioning is a form of active concrete reinforcement widely used in commercial buildings, infrastructure, and residential apartment blocks as it provides design flexibility and speed of construction.

The new CARES Australian Post-tensioning Scheme covers both safety-critical installations as well as products entering the supply chain.

Crosbe company founder and Managing Director Albert Haddad says that the Crosbe team is “very supportive of the rigorous certification process and encouraged by a scheme that raises the standard of quality, professionalism and safety within the industry.”

In developing the scheme, CARES engaged with a range of stakeholders including structural engineers, major contractors, clients, the Post-Tensioning Institute of Australia (PTIA), and the Australasian Certification Authority for Reinforcing and Structural Steels (ACRS).

Extensive public consultation was also undertaken by CARES on the scheme’s technical requirements to ensure the needs and expectations of all stakeholders were addressed.

The new scheme covers:

Production and supply of prestressing anchorages for post-tensioning systems
Production and supply of prebagged grout material for use in post-tensioning systems
Supply and installation of post-tensioning systems in concrete structures (excluding highways structures) Registration scheme for competent post-tensioning personnel.

Several documents deal with various aspects of post-tensioning of flat slabs; however, none comprehensively deals with the technical aspects of post-tensioning in building construction. As a result, CARES has produced a model specification as a guide to specification writers, which takes account of regional specifications and state building control requirements.

A similar CARES PT scheme to the new one recently launched in Australia has been operating successfully in the UK since 1999.

Crosbe has several specialist products that have been developed and manufactured in Australia for post-tensioning.

“Our range of post-tensioning products are made on-site at our state-of-the-art manufacturing facility in the Sydney suburb of Seven Hills. We follow strict quality control plans and utilise our in-house NATA lab to ensure our products consistently meet key performance criteria”, added Haddad.

Crosbe is an Australian-owned and operated manufacturer of cementitious products. For more information visit crosbe.com or phone 1300 797 560.

Image Supplied: crosbe.com