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30 CFR 250.404

§ 250.404 What are the requirements for the crown block?

United States · 30 CFR — Mineral Resources · Status: effective

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30 CFR 250.404, § 250.404 What are the requirements for the crown block?, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/134489
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Full text

You must have a crown block safety device that prevents the traveling block from striking the crown block. You must check the device for proper operation at least once per week and after each drill-line slipping operation and record the results of this operational check in the driller's report.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.