Marine Construction

Marine Solution

Whether working in a remote locations or corrosive marine environments, we offer a variety of specialized winching and hoisting equipment to meet your tough demands.

From small duty units that can be mounted on davit or jib cranes to larger capacity units, including self-contained systems that are entirely mobile, APPI has the solution for your marine construction needs.

With a choice of input power that includes, AC, DC, hydraulic and pneumatic, matching your requirements to one of our products is assured.

To discuss project specifics or request a quote contact us at (503) 626-0654.


Marine Construction Winches and Hoists





Custom Columbia Dam Hoist System

Application:  Lifting fish screens weighing 24,000 pounds and 7,000 pounds
Customer:  Tacoma Power and Light
Location:  Cowlitz Falls Dam, Washington State
Hoist Model:  Columbia HL14000-4A17-L Dual Drum Hoist

Line Pull:  14,000 pounds on the first layer (single line)
Line Speed:  0-12 feet per minute on the first layer (single line)
Wire Rope Capacity:  29′ x 5/8″ wire rope per drum
Power Source:  460 VAC / Three phase / 60 Hz…

Columbia Turbine Hoist Assists Maintenance Procedure

Application:  Columbia turbine hoist used to raise and lower submerged turbine for maintenance and adjustments
Customer:  Marine Renewable Energy Collaborative – New England
Location:  Marion, MA
Hoist Model:  Columbia HL12000-2A17-L-02 AC Electric Hoist
Line Pull:  12,000 pounds on the first layer
Line Speed:  5 feet per minute on the first layer
Wire Rope Capacity:  55 feet x 1/2″ stainless steel wire rope with thimble eye
Power Source:  230 VAC / Single Phase / 60 Hz…