Author : Contrafed PUblishing

Classic MachinesTractors

The Terex 82-20 crawler tractor

Contrafed PUblishing
Smallest of all the production Terex track type tractors, the 82-20 was designed to expand Terex’s market share of the crawler tractor business and take...
Elevating scraperTerex

Classic Machines: The Terex S-23E elevating scraper

Contrafed PUblishing
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Classic MachinesScrapers

Classic Machines: The International Harvester 270 PayScraper

Contrafed PUblishing
Ten years ago, when I first wrote about the International 270 PayScraper (Contractor, September 2005), the article was heavily abridged to fit available publishing space. Also,...
ContractorHistorical

We shall not forget: the Kiwi pioneers and engineers on The Western Front

Contrafed PUblishing
Many Kiwi engineers and civil construction workers were the backbone of the New Zealand forces in WW1. They included such industry-making figures as Arnold Downer,...
ContractorFeature

Runway Innovations

Contrafed PUblishing
  Lawrence Schäffler looks back on how the looming threat of WWII kick-started the development of the NZ Air Force’s infrastructure and how a shortage of...
CaterpillarDiesel SixtyTractors

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...
elevatingHancockScrapers

Hancock’s elevating scraper pioneer

Contrafed PUblishing
Many of the machines used in earthmoving today were born out of the need for a specific tool to carry out a local task. Necessity...
International-Harvester

The International-Harvester TD-18 tractor

Contrafed PUblishing
International introduced the model TD-18 track type tractor in 1938, primarily aimed at the growing construction market. Initially known as the TD-65, the machine’s designation...
Classic MachinesScrapers

Classic Machines: The Le Tourneau-Westinghouse C-500 motor scraper

Contrafed PUblishing
Earthmoving equipment manufacturers are constantly modifying and improving their machines to make them perform better. Some of these modifications are beneficial, others open to question, but...