Code of Federal Regulations (Last Updated: October 10, 2024) |
Title 49 - Transportation |
Subtitle B - Other Regulations Relating to Transportation |
Chapter II - Federal Railroad Administration, Department of Transportation |
Part 230 - Steam Locomotive Inspection and Maintenance Standards |
Subpart B - Boilers and Appurtenances |
Staybolts |
§ 230.38 - Telltale holes.
Latest version.
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§ 230.38 Telltale holes.
(a) Staybolts less than 8 inches long. All staybolts shorter than 8 inches, except flexible bolts, shall have telltale holes 3⁄16 inch to 7⁄32 inch diameter and at least 11⁄4 inches deep in the outer end.
(b) Reduced body staybolts. On reduced body staybolts, the telltale hole shall extend beyond the fillet and into the reduced section of the staybolt. Staybolts may have through telltale holes.
(c) Telltale holes kept open. All telltale holes, except as provided for in § 230.41, must be kept open at all times.