Summary details of the ATS Test Tracks - http://jpods.com

A similar comparison can be made amongst the substructure elements. The column for the ULTra standard span is some 500m diameter rolled hollow section with a wall thickness of 10mm. This in standard application is 5.7m high to provide clearance above highways. The comparable LRT column is some 2000m by 1000mm in reinforced concrete. ................
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