Precision Crane & Parts Ltd.
Suppliers of and dealers in overhead cranes, bridge cranes, jib cranes, gantry cranes, and hoists . British Columbia.
http://www.precisioncrane.com/

CRB Crane and Service Company Inc.
Manufacturing, sales, service, inspections and parts for overhead bridge cranes, jib cranes, and gantry cranes.
http://www.crbcrane.com/

Royce Crane Co.
Royce Crane Co. Supplier of Overhead Cranes and Hoists and Specialty Material Handling Equipment
http://www.roycecrane.com/

Ace Industries, Inc.
Number One Supplier and Distributor of Electric Hoists, Manual Hoists, Synthetic Slings, Chain Slings, and Wire Rope. We also manufacture, service, and inspect Bridge Cranes and other overhead cranes.
http://www.aceindustries.com/

Crane Works Inc.
CraneWorks, Inc. designs, fabricates, installs & tests bridge cranes, monorails, jib cranes, gantry cranes, lite-rail systems, load beams, spreader beams, and special application lifting devices
http://www.craneworksinc.com/

R&M Materials Handling equipment
R&M Materials Handling manufactures overhead cranes, electric chain hoists, electric hoists, bridge cranes, wire rope hoists, component cranes, industrial cranes and more for the materials handling industry.
http://www.rmhoist.com

Duty Cycle Cranes
Crawler type cable cranes for sale. Features listings with photographs of the various stock available.
http://dccranes.com

Mid-Atlantic Crane & Equipment Company
Conceptualize, engineer, manufacture and service cranes handling up to 100 tons and spans of 125 feet.
http://www.midatlanticcrane.com/

Consolidated Hoists Pvt. Ltd.
SWIFT hoists and cranes from CONSOLIDATED HOISTS PVT. LTD. SWIFT lifting and handling ideas. Incorporated in 1966, in technical collaboration with SUDD, WINDEN - UND FORDERANLAGEN - FABRIK (SWF), Germany is today one of the leading specialists in hoists and cranes undertaking the complete responsibility from concept to commissioning.
http://www.consolidatedhoists.com/

Wikipedia: Covered bridge
A description, history and gallery of examples of this bridge type from the free encyclopedia.
http://en.wikipedia.org/wiki/Covered_bridge