GroundRules
49 CFR 570.63: Wheel assemblies.
Where this section sits in the code
- Title 49—Transportation
- Subtitle B—Other Regulations Relating to Transportation
- CHAPTER V—NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
- PART 570—VEHICLE IN USE INSPECTION STANDARDS
- Subpart B—Vehicles With GVWR of More Than 10,000 Pounds
(a) Wheel integrity. A tire rim, wheel disc or spider shall have no visible cracks, elongated bolt holes, or indications of in-service repair by welding.
(1) Inspection procedure. Examine visually for the conditions indicated.
(b) Cast wheels. Cast wheels shall not be cracked or show evidence of excessive wear in the clamp area.
(1) Inspection procedure. Examine visually for the conditions indicated.
(c) Mounting. All wheel nuts shall be in place and tight.
(1) Inspection procedure. Check wheel retention for the conditions indicated.
Collected 2026-08-27T02:26:34Z. Source file · JSON