Filling a hole in the (then) lineup of Caterpillar elevating scrapers, the Caterpillar model 615 was a great little machine with some features unique to the Cat scraper product range. By RICHARD CAMPBELL
First introduced in 1981, the Caterpillar 615 elevating scraper came as a bit of a surprise to the earthmoving industry.
Rated at...
Always the innovative thinker when it came to earthmoving equipment, Robert LeTourneau came up with the idea of the Tournatractor in 1946. By RICHARD CAMPBELL
We examined one of the smaller Australian-produced versions of the Tournatractor, the LW12, in the September 2010 issue of Contractor, but the Model C was the grandaddy of them...
An exceptionally versatile tool, the wheel loader has found a use in all phases of construction as well as quarry and aggregate production, material recycling, reclamation, rubbish transfer and heavy mining. BY RICHARD CAMPBELL
Early machines were based largely on agricultural two-wheel drive tractors and operated back-to-front with the...
John Deere was one of the pioneers of elevating scrapers in the USA. But what to do when your existing technology is out of date? The model 762 was the perfect answer. By Richard Campbell.
Deere introduced its first elevating scraper, the seven cubic yard model 840 in 1957. It was the result of mating an existing, highly modified John...
Introduced in 1960, the No.922 Traxcavator was the second Caterpillar wheel loader to be released for sale (the first was the No. 944) and proved to be a huge success. By Richard Campbell
Until 1959 Caterpillar had not offered a wheel loader of any sort and companies such as Hough, Allis-Chalmers, Scoopmobile and Michigan had...
LeTourneau was first of the blocks with a wheeled bulldozer, a roadable and manoeuvrable machine suited to many earthmoving jobs. Here we take a closer look at the LW12 Tournatractor. By Richard Campbell
As earthmoving methods developed and newer and faster machines were introduced, it became apparent to RG LeTourneau that the...
