Restricted-Category Helicopters and Urban Lift Limitations
Restricted-category helicopters like the surplus CH-47D and UH-60A may not fly Part 133 loads over populated areas under 133.45(d), even with an approved plan.
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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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Bell 204 and 205: The Civil Huey Lineage
The civil Huey line runs 204B, 205A-1, 212 and 214B on one airframe. A 205A-1 is certificated to 10,500 lbs external, leaving about 4,000 lbs on the hook.
Boeing CH-47 Chinook: The Civil Heavy-Lift Profile
Two Chinooks fly US civil work: Columbia's standard-category Model 234 at 25,000 lbs and restricted CH-47D conversions at 28,000 lbs. Specs, hooks and rules.
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