Bulkhead Hoist System for Harry Truman Powerplant

Modernizing Hydro Gate Hoists for Safety and Economy

SELECTCRANE: An Expert System for Optimum Crane Selection
Every major project undertaken today requires the services of a crane(s) to ensure that all materials and equipment hoisting and placement are performed in the most efficient manner. The...

Wanapum Development Spillway Gate Hoist Failure

Dewatering Using a Floating Bulkhead Proves Flexible, Reusable and Cost Effective
Going beyond a traditional bulkhead dropped in place with a barge crane or crane hoist, a steel floating bulkhead was conceived to dewater powerplant intakes, gated spillway bays or outlet...

Position Indicator Arrangements for Gates
There are several types of position indicator arrangements that can be installed for various types of gates. These arrangements include mechanical, hydraulic and electronic types. Larger...

Guard Gate Tests at Tieton Dam
The emergency gate hoist system on the guard gates at Tieton Dam, near Yakima, Washington, was tested as part of the United States Bureau of Reclamation Safety Evaluation of Existing Dams...

Mechanical Aspects of Intake Gates at John Hart Dam
As part of the John Hart Dam rehabilitation program completed in 1988, six new intake gates complete with guides and hydraulic operators were installed replacing the existing gates and...

Vessel Considerations for Straddle Hoist Dry Docking

Fixed-Wheel Gates Uses and Limitations
The fixed-wheel type of gate, which derives its name from sets of wheels mounted on axles fixed to the gate, rolls upon and transmits the hydraulic load of the gate to guide tracks bearing...

Torsion Rigid Gates and Their Hoisting Mechanisms
In Europe, installation of modern, steel, 'torsion-rigid', radial (tainter) gates and flaps, operated by one or more hydraulic hoists usually situated at the...

Critical Features of Custom Design Hydro Gates
Large hydro gates are custom designed to suit each particular installation. To prevent overlooking a feature that could lead to future problems, a check list of the numerous features should...

Dual Hoist Container Cranes for Virginia Port Authority
The dual hoist container crane has proven to be substantially more productive than conventional container cranes. Virginia Port Authority has purchased three new dual hoist cranes with...

The Mile High Dream
For the 1986 Tall Buildings Conference in Chicago, a group of experts studied the implications of a mile high skyscraper to be built of concrete. It is 500 ft square at the base, designed...

Construction by Computer
Olympia & York, the developers of the 8 million sq ft World Financial Center in lower Manhattan are using a computerized scheduling system to keep the flow of materials into the...

New Tainter Gate Hoist
A new 23-ton tainter gate hoist consists of a ratchet wheel driven by a pawl on a lever, which, in turn, is driven by a piston in a 2,000 psi hydraulic cylinder. A second pawl holds the...

Erection of Steel Buildings
Accepted Good Practice in the Selection of Plant and Methods
The data and directions in this manual, Erection of Steel Buildings: Accepted Good Practice in the Selection of Plant and Methods, have been...

Tests of the Efficiency of Hoisting Tackle
DataNotAvailable...

Tests of the Efficiency of Hoisting Tackle
DataNotAvailable...

The Coal Hoists of the Calumet and Hecla Mining Company
DataNotAvailable...

 

 

 

 

Return to search