Bluff Hill Climb: Open Class
The Open Class gallery features 11 of 13 riders competing in the class at the 2015 Burt Munro Challenge in November last year. The 13 riders that made their way to the 2015 Bluff Promotions NZ Hill Climb Champs to compete included one from Australia three North Island riders. The Open Class bikes ranged in age from a 1999 Yamaha RZ 1000 to two 2015 machines, an MV Agusta 675 and a Yamaha R1 1000. The Bluff Hillclimb is the event that kicked that off the 2015 tenth Anniversary Burt on Thursday 26 November, 2015.
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Immediately after the final upstream section of culvert was placed at 9:10 pm, the 6 x high-tension steel threaded rebars were completely pushed through the 10.5m culvert. The multi-thread 80 ton post-tensioning of the culvert was executed using a Hydraulic Steel Rebar Tensioner. The task of tensioning the first tierod got underway just before 9:30 pm.



