49 CFR 236.107
§ 236.107 Ground tests.
United States · 49 CFR — Transportation · Status: effective
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- Citation
- 49 CFR 236.107, § 236.107 Ground tests, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/258984
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Full text
(a) Except as provided in paragraph (b) of this section, a test for grounds on each energy bus furnishing power to circuits, the functioning of which affects the safety of train operation, shall be made when such energy bus is placed in service, and shall be made at least once every three months thereafter.
(b) The provisions of this rule shall not apply to track circuit wires, common return wires of grounded common single-break circuits, or alternating current power distribution circuits grounded in the interest of safety.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.