Halcrow materials specialists have long association with working in desert conditions from Libya alongside the Mediterranean to Oman on the shores of the Indian Ocean.
Halcrow were at the forefront of the development of materials and concrete properties for these areas and contributed extensively to the 1984 CIRIA Guide to Concrete Construction in the Gulf Region and its successor the 2002 CIRIA / Concrete Society Guide to the Construction of Reinforced Concrete in the Arabian Peninsula.
Our specialists have:
- carried out aggregate resources surveys
- advised on extraction, selection, crushing, screening and if necessary washing processes for aggregates
- audited construction materials and processes
- specified concrete materials for the adverse environmental conditions and undertaken durability planning
- undertaken thermal analyses of large pours
- carried out inspections and surveys. Modelled deterioration processes to determine service life and to develop whole-life costings
- developed repair, protection and maintenance programmes
- successfully implemented chloride extraction from reinforced concrete structures
- designed cathodic protection systems for a wide range of structures
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Video produced March 2008
The new Al Garhoud Bridge Creek Crossing in Dubai replaced the old bridge constructed in the mid seventies.
The Halcrow team overcame the problems of casting concrete in the heat of the Gulf by wrapping the piers in insulating blankets for almost three months.