Lattice Boom Crawler Cranes

crawler. The remanufactured crane is in service in Lampson’ s rental fleet.

For the rebuild, the Manitowoc 2250 was overhauled to its original specifications with some modern upgrades. The process included disassembly, sandblasting, magnetic particle inspections and a component rebuild. The rotating bed received new bearings, seals and shim packs as well as rebuilt hoist and boom hoist planetary drives. The body on the machine received a new swing bearing, rebuilt motors and updated plumbing.

The refurbished Lampson crane also features upgraded electrical systems, hydraulic plumbing, rebuilt pumps and motors and a Tier 2-compliant engine. In addition, the cab was rebuilt with a new computer board and ten updated control boards were installed throughout the electrical system. The crane’ s Load Moment Indicator system was also upgraded.

Product Range

Designed for the U. S. and other

markets, the Zoomlion Heavy Industry NA ZCC2200AE5 220-ton lattice boom crawler crane, according to the manufacturer, offers broad performance coverage with a main boom that can achieve an angle of up to 45 degrees in luffing jib mode. The main boom and luffing jib configurations also utilize a graded counterweight design.

The Zoomlion crane also features an optional load-free fall hook functionality for dual-winch, self-hoisting counterweights and full self-assembly / disassembly capabilities. The winch is equipped with an automatic load-matching function, improving hoisting efficiency by 50 % for small to medium loads.

SANY America, which has been delivering lattice boom crawler cranes in North America for almost 20 years, now offers four models ranging from 110 to 440 tons of lifting capacity. The latest generation of the company’ s lattice crawlers are powered by Cummins engines and feature various boom and jib configurations.

Market Outlook

Lattice boom crawler crane manufacturers serving the North American market are keeping a watchful eye on industries that drive use of some of their largest product offerings.

“ The U. S. crawler crane market is being driven by infrastructure development, renewable energy projects and construction of high-tech manufacturing sites,” Kevin Blaney, VP sales, lattice boom crawler cranes at Manitowoc said.

Link-Belt Cranes Product Manager for lattice and telescopic crawler cranes Michael Dawson noted that with infrastructure spending stable this year, demand for lattice crawler cranes remains steady.“ Our forecasting models are based off years of experience and research,” he said.“ In turn, we’ re ensuring we maintain an inventory of cranes to support customer needs.”

“ In recent years, the onshore wind market has been the source of the majority of demand for large lattice boom crawler cranes in the U. S.” said James Jatho, product

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