Tag : LaPlant-Choate


A more modern look at the Allis-Chalmers TS-200 motorscraper

Gill Prentice
Although it was not an original Allis-Chalmers design, the model TS-200 motorscraper paved the way for a far more successful machine in Allis’ product line,...
Classic Machines Forgotten companies

Forgotten companies: Isaacson

Contrafed PUblishing
Back in time when the track type tractor was still considered a new tool for earthmoving, there were dozens of companies offering attachments to outfit...
Scrapers Towed scrapers

Caterpillar’s Towed Scrapers

Contrafed PUblishing
For over 30 years, Caterpillar’s towed scrapers were a mainstay of most contractors’ earthmoving fleets. As a one man tool, they could cut spread and...
Allis-Chalmers EMD Scrapers TS460

The Allis-Chalmers TS460 motor scraper

Contrafed PUblishing
Allis-Chalmers was always an innovator when it came to construction equipment although not all of its products were instant successes, its TS460 motor scraper being...
Caterpillar dual axle DW21 scraper Scrapers

Caterpillar’s DW21 scraper revisited

Contrafed PUblishing
Born of necessity, the Caterpillar DW21, the great granddaddy of all Caterpillar 2-axle scrapers, went on to become a very successful scraper for Cat and...
Caterpillar D8 model

The Caterpillar D8 dozer

Contrafed PUblishing
A true classic tractor in every sense of the word, the Caterpillar D8  has been around in various forms since 1935.   BY RICHARD CAMPBELL This...
Classic Machines Scrapers

The history of the towed scraper

Contrafed PUblishing
Before the motor scraper there was the towed scraper – one of the first types of bulk earthmoving equipment to be invented.   RICHARD CAMPBELL looks...
Classic Machines Scrapers

Classic Machines: Wooldridge’s scraper range

Contrafed PUblishing
Wooldridge is not a name many of our readers will be familiar with and yet it was an important evolutionary branch of the motor scraper...
Classic Machines Tractors

Classic Machines: The Allis-Chalmer’s HD-14 tractor

Contrafed PUblishing
The Allis-Chalmers HD-14 was introduced in 1939 and was broadly based on that company’s earlier and very successful Model L and LO gasoline powered crawlers....
Caterpillar Diesel Sixty Tractors

Caterpillar’s Diesel Sixty: A landmark machine

Contrafed PUblishing
The Diesel Sixty marked a significant milestone in the development history of the track type tractor in that it was the first such diesel engined...