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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





Columbia Pump Hoist Assists Routine Pump Maintenance

Application: Pump hoist maintenance system
Customer: Lafollette Mining Supply Co
Location: Jacksboro, TN
Hoist Model: Columbia HL12000-4A17-L-02 AC Electric Hoists
Trolley Model: Motorized 15-ton Hammerhead Trolley
Performance based on 460 VAC / Single Phase / 60 Hz:
Line Pull:  Maximum of 24,000 lbs. at the hook on each hammerhead.  Maximum system lift limited to 30,000 lbs. by user.
Line Speed:  6 feet per minute on the first layer
Wire Rope Capacity:  300 ft. X 1/2″ diameter stainless steel rope
Special Features:  Motorized hammerhead trolleys. Synchronized controls for entire system….

Columbia Barge Positioning Hoist

Application: AC electric hoist used to position barges for dredging operation
Customer: Equipment Specialties/Piranha Pumps
Location: Albuquerque, New Mexico
Hoist Model: Columbia HG4500-4A17-X-00 AC Electric Hoist
Performance Based on 460 VAC / 3 Phase / 60 Hz:
Line Pull: 4,500 pounds on the first layer
Line Speed: 11 feet per minute on the first layer
Wire Rope Capacity: 38 feet x 3/8″ diameter stainless steel wire rope with latching hook
Special Features: 2.0 HP brakemotor with spring applied electrically released brake to maintain dredge position. Left hand grooved drum for 3/8” wire rope with a custom cable tension plate to prevent “bird nesting” during slack line conditions during dredge movement….