The SHEDS exercise, conducted by American Export Isbrandtsen and Sikorsky in 1967, demonstrated that skycranes can unload containers, within the load limits of the helicopters, from a ship’s deck in weather which makes surface operations impossible.
Source: wiktionary
Bad weather, damaged multileg slings, and limited weekend availability for National Guard skycranes caused planning problems.
Source: wiktionary
For the cost of those exploits, Bass could easily rent a couple of skycranes and airlift Hueco Tank’s famous Mushroom Boulder to Louisiana.
Source: wiktionary
Helicopter skycranes offer several advantages over conventional cranes.[…]Large skycranes are often used in the lumber business to lift large trees out of terrain that is too rugged for a ground-based vehicle.
Source: wiktionary
Showing 4 of 7 available sentences.