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Columbia Rooftop Crane and Hoist

Application:  Construction project davit with AC electric hoist
P & M Mechanical, Inc.
Location:  Birmingham, AL
Davit Model:  Columbia 5AFM Davit crane with pedestal base mount
Hoist Model:  Columbia HD670-1A34-L-11 AC electric hoist
Performance Based on 115 VAC / Single phase / 60 Hz:
Line Pull:  500 pounds on the first layer
Line Speed:  29 feet per minute on the first layer
Wire Rope Capacity:  99 feet x 3/16” diameter wire rope with latching hook…

Columbia Portable Davit Cranes Assist Waste Water Treatment Plant

Application:  Portable Davit Cranes, City of Dallas Waste Water Treatment Plant
Customer:  Archer-Western Contractor LTD.
Location:  Dallas, TX
Davit Model:  Two (2) Columbia 20AAM Davit Crane with Manual Hoists
Wire Rope Capacity:  35 feet x 5/16″ diameter wire rope
Special Features:  Wire rope quick-disconnect…

Columbia Stiff Leg Davit Crane for Commercial Fishing Pier

Application: 1-ton Capacity Stiff Leg Davit Crane for Commercial Fishing Pier
Customer: Certex / Port of Ventura
Location: Ventura, California
Hoist Model: Columbia HR3-2000-4A34-L
Line Pull: 2,000 pounds
Line Speed: 46 feet per minute
Wire Rope Capacity: 75 feet x 3/8″ diameter wire rope
Power Source: 460 VAC / Three Phase / 60 Hz…

Corp of Engineers Make Connections with Jib Crane System

Application: Jib crane system to lift and position 24″ couplings for water pumping system on the Mississippi River
Customer: Magruder Construction Co., Inc.
Location: Eolia, MO
Line Pull: 6,000 pounds
Line Speed: 40 feet per minute
Power Source:  15 HP hydraulic power unit 
Special Features: 1.5-ton capacity jib crane with 360º rotation, 16′ height, and 14′ span; hammerhead trolley; custom hydraulic power unit with quick-connect hoses…

Columbia Window Washing Platform Hoist System

Application: Window washing platform hoist system
Customer: Sterling Engineering & Fabrication
Location: Atlanta, Georgia
Line Pull: 2,000 pounds on the first layer
Line Speed: 9 feet per minute on the first layer
Wire Rope Capacity: 84 feet X 5/16″ wire rope
Special Features: Regenerative DC drive in NEMA 4X rated control enclosure. NEMA 6 rated low-voltage handheld pendant elements such as rpm, fuel consumption, oil pressure, etc. Stainless steel fastener. Epoxy overcoat. Aluminum base plate. Galvanized wire rope with latching hook.