Church Steeple, Spire, and Cross Placement by Helicopter
Documented US steeples run 2,600 to 23,000 lb, all inside the civil fleet. The crane still wins, because a steeple set has to be held in place while it is bolted.
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Heavy Lift Analyses, Cost Tables, and Regulatory Explainers
Load charts, cost anatomy, and regulatory explainers for the estimators, engineers, and project managers who plan heavy lift work. Figures are verified and regulations are cited, so the numbers hold up when you take them into a bid.
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Load Spin, Swing, and Bounce: Controlling a Suspended Load in Flight
A slung load swings, spins, and bounces, and each has its own driver and its own fix. Line length, drogues and fins, and collective grip are the controls.
Rigging a Helicopter Lift: Slings, Angles, and the Design Factors That Keep a Load Flying
Why aerial rigging departs from crane practice: center of gravity, sling-angle tension, 5:1/7:1/10:1 design factors, and ASME B30 hardware.
How a Helicopter Lift Is Planned: From Site Survey to Load Sign-Off
A helicopter lift is won in the planning. The full pre-lift process, from site survey and load engineering to the FAA-reviewed lift plan and load sign-off.
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Cost breakdowns, capability tables, and regulatory explainers reach the mailing list the day they publish. Double opt-in, nothing else sent.