Author : Contrafed PUblishing

Classic Machines Wheel dozers

Classic Machines- The Clark-Michigan 180 Wheel Dozer

Contrafed PUblishing
In some countries, particularly New Zealand, wheel dozers are an under-appreciated item of machinery. The wheeled bulldozer is actually an extremely versatile piece of equipment...
Classic Machines Scrapers

Classic Machines: The Caterpillar 619 motor scraper

Contrafed PUblishing
Caterpillar’s model 619 motor scraper was the very first of their ‘600’ series machines and introduced quite a few innovations not seen on their previous...
Contractor Feature

Knowing what is under your feet

Contrafed PUblishing
By Goldie Walker, the geophysics team leader at Geotechnics who has been involved in the inception of the National Utility Locating Contractors Association of New...