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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 23
Chapter I
Part 650
Subpart C - Subpart C—National Bridge Inspection Standards (NBIS)
§ 650.301 - Purpose.
§ 650.303 - Applicability.
§ 650.305 - Definitions.
§ 650.307 - Bridge inspection organization responsibilities.
§ 650.309 - Qualifications of personnel.
§ 650.311 - § 650.311 Inspection interval.
§ 650.313 - Inspection procedures.
§ 650.315 - Inventory.
§ 650.317 - Incorporation by reference .
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