Usually it is a clamshell bucket made out of stainless steel.

The bite of the clamshell bucket was too large.

A crane at the surface removes the soil with a clamshell bucket.

A clamshell bucket with typical marine sediments.

In this scenario, a dredge plume can be expected to begin at the bottom as the clamshell bucket stirs up loose material.

Grapple trucks have hydraulic knucklebooms, tipped with a clamshell bucket, and usually include a dump body or trailer.

There are now variants of the old-style clamshell bucket that are positioned using satellites accurate to within an inch or so.

The Army Corps has hired commercial dredging operators, who use clamshell buckets or machines not unlike large backhoes.

Dredging of loose sediment pockets will likely be carried out using onsite marine crane fitted with a clamshell bucket.

These giants use a clamshell bucket and counterweight system to scoop the cargo out of the holds, one scoop load at a time.

"The salvor then employed a clamshell bucket to dump the remains of the vessel into a road construction rock sorter to sift for treasure."

Our quick coupler system can accept augers, Pole grabs or Clamshell buckets and enables very fast changes from one attachment to another.

Staring astern, Church could see the twenty-four coaling derricks looming through the darkness, their giant clamshell buckets secured for rough weather.

The Japanese launch a major attack, which the Seabees barely manage to hold off, sometimes using heavy construction machinery such as bulldozers and a clamshell bucket.

These are fitted with clamshell buckets and in operation loaded a hopper, which in turn fed a conveyor system leading to the power station's coal bunkers.

The toy had two functional hand crank hoists, accurate rigging, a stamped steel open lattice boom and a working clamshell bucket used for excavating.

Examples include lifting yokes, clamshell buckets, crane bases, vibratory screening system frames, ingot processing equipment, and rolling mill equipment.

Coal was brought to the boiler house by barge, scooped up at the shoreline by large clamshell buckets to a great overhead rail line, 100 feet up.

Dredged material will be carried underwater directly from the loading site to the disposal site in one of two clamshell buckets and discharged 5 m above the seabed.

The clamshell bucket is a more sophisticated articulated several-piece device, including two elementary buckets associated on a hinged structure forming a claws-like appendage with an internal volume.

Fearing that the dredge could spread a cloud of dirty soil toward the oyster beds, they fashioned a special plate around the clamshell bucket to contain the drifting plumes.

A huge floating crane marked Weeks 504 grabbed the steel with a clamshell bucket and dropped the load into one of the two barges moored on either side of it.

Non forestry uses have been as follows: Fitment to agricultural trailers, lime spreaders with clamshell bucket and use with other types of specialist machines which require a loading arm.

The Grab Bucket system employs a clamshell bucket suspended by a set of hoisting cables, with a separate set of control cables that open and close the bucket.

Garbage was picked up by a crane (called a "digger") using a clamshell bucket and deposited in a tracked side-dump vehicle called an "Athey wagon" (not related to equipment of the same name used for oil drilling).