What Happens When the Fly Ash Runs Out? Bruce Perry1 1 National Customer Technical Support Manager, Cement Australia ABSTRACT For many years, the replacement of cement with fly ash in pavement concrete mixes has been mandated by infrastructure asset owners. In NSW, R82 requires a minimum 40% replacement level whereas...
ASCP Forum (Online) – Tunnels Pavements, Concrete Supply, Procurement – Tuesday 12 April 2022
Tunnels allow rapid and unobstructed transport facilities in big congested cities. Think the recent NorthConnex! Whilst considered an expensive solution, tunnels provide a protected system for the pavement, thus tunnels reduce the maintenance cost of the system, but there are wider considerations in the design, detailing, materials selection and construction...