Historical Construction Equipment Association (HCEA)

More From Historical Construction Equipment Association (HCEA) - Page 6
A restored Cat Sixty with a counterbalanced LaPlant-Choate hydraulic dozer.
How to Control a Bulldozer
Stroud & Company of Omaha, NE, offered this stock-powered dozer, dubbed the Marsh Filler, circa 1920.
The Earliest Bulldozers
Shovels or Draglines for Overburden Removal?
Narrow-gauge (left) and high-clearance (right) Cletrac Fs displayed by Historical Construction Equipment Assn. Board Chairman Larry Kotkowski at the HCEA’s 2011 International Convention and Old Equipment Exposition near Penfield, IL.
The Raised Drive Sprocket
This 1913 Holt 60 illustrates the original front steering design.
The First Successful Crawler Tractor
The Clyde Steam Stump Pulling and Land Clearing Machine, featured in the company's catalog.
The Clyde Stump Puller
A Clyde Universal Logging Machine hauls one log in by cableway while positioning another for loading onto a rail car passing beneath it. An incline carries the car over the track upon which the logging machine sits.
Early Log Loaders
Self-propelled railroad pile drivers were built by Industrial Works as early as 1885, as evidenced by this Steam Pile-Driver Car.
The Railroad Pile Driver
A Priestman VC15 excavator at work. The hydraulic cylinder that attaches the traveling counterweight to the boom is barely visible.
Long-reach excavators
A Utility Demolition Hammer at work.
The Keystone Hammer
This image from a Hein-Werner advertisement illustrates one of the problems faced by a truck-mounted backhoe: When a backhoe has to be moved to continue the trench, the operator has to change cabs twice rather than simply propelling from the excavator cab.
Truck-Mounted Hydraulic Excavators
The Double Boom Excavator is seen here equipped with two 2.5 cu. yd buckets at work near Mounds, LA.
The Double-Boom Excavator
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