Production of Xblocs® for Gorgon, Australia - BAM International

Numbers and volumeA total of 40,073 Xblocs ® and 26 antifers were produced and stored inBAM Indonesia’s precast concrete yard on West Java, from where theywere shipped to their final destination by client’s barge. Sizes of theXblocs ® ranged from 1.5m 3 (33,285 units) to 6.0m 3 (6,762 units);the size of the antifers was 14.5m 3 . Over a period of approximately17 months a total volume of 91,000m 3 of concrete was poured in86 moulds of 1.5m 3 and 35 moulds of 6.0m 3 , an average productionof 330m 3 per day.Stringent quality requirementsAll Xblocs ® were produced to meet the strict Australian quality andquarantine requirements and specifically to meet the even morestringent quarantine requirements for Barrow Island, a Class ‘A’ NatureReserve. They were successfully treated with biodegradable chemicalsto prevent any alien flora and fauna to be imported into Australianwaters during sea shipment.Quality control systemAll Xblocs ® are uniquely marked and a data-base quality controlsystem tracks each block from concrete mixing to final shipment. Forease of identification all blocks are colour coded to mark thecompletion and acceptance of the various quality control andquarantine phases.BAM Indonesia’s precast yardThe permanent precast yard on West Java caters for the production,storage and quarantining of precast concrete units, whether it bereinforced concrete units such as jetty elements or gravity blocks, orconcrete armour units, including the Xbloc®. Precast concreteelements can be loaded from the nearby materials offloading facility.The permanet set-up of the yard garantuees a quick response afterorder, which minimises delivery time for our clients.BAM International bvP.O. Box 414H.J. Nederhorststraat 12800 AK GoudaThe NetherlandsT +31 (0)182 59 06 30F +31 (0)182 59 08 70E info@baminternational.comI www.baminternational.com