Report

S59: Investigation, Assessment and Management of ASR in Precast Prestressed Concrete Deck Units and Piles (2020–22)

November 24, 2025

Queensland Department of Transport and Main Roads (TMR) has over 3,300 bridges and major culverts in its asset base, and around 40% of these (approximately 1,320) have superstructures based on transversely stressed prestressed precast concrete deck units. A significant number of bridges also have substructures which include prestressed precast concrete piles.

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