Boon Lay MRT Extension

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  • Boon Lay MRT Extension

General Description

  • Construction of two elevated stations and a 3.8-km viaduct, which starts from the existing overrun viaduct just beyond Boon Lay Station, runs along Jurong West Street 63 and Upper Jurong Road and terminates at Joo Koon Circle.

Technical Information

  • The elevated viaduct is made up of cast in situ crosshead supported precast viaduct beam up to a maximum of 30m, 275 ton. The precast viaduct beam is produced at casting yard with innovative in-house design of heavy shifting system while huge cast in situ structure is constructed through steel falsework support system.