Originally on site 2012-13 with a workforce of 56 delivering Pre strip services and the construction of haul roads utilising a Hitachi 3600-6 excavator, D11 Dozers, dump trucks and graders. Over 8 million BCM was moved in less than 12 months.
From April 2015 Wolff has been delivering Dozer push services with 4 crews of 3 Operators supported by management and administration based in Toowoomba.
Wolff recently acquired a 3 year Blast Hole Drilling contract starting February 2016 with Peabody. For the project we chose a semi-autonomous CAT MD6420B Drill Rig 13m mast with a hole diameter of 229mm to 311mm capable of drilling up to 75m in depth.