49 CFR 229.69 - Side bearings.

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There is 1 rule appearing in the Federal Register for 49 CFR 229. View below or at eCFR (GPOAccess)
§ 229.69 Side bearings.
(a) Friction side bearings with springs designed to carry weight may not have more than 25 percent of the springs in any one nest broken.
(b) Friction side bearings may not be run in contact unless designed to carry weight. Maximum clearance of side bearings may not exceed one-fourth inch on each side or a total of one-half inch on both sides, except where more than two side bearings are used under the same rigid superstructure. The clearance on one pair of side bearings under the same rigid superstructure shall not exceed one-fourth inch on each side or a total of one-half inch on both sides; the other side bearings under the same rigid superstructure may have one-half inch clearance on each side or a total of 1 inch on both sides. These clearances apply where the spread of the side bearings is 50 inches or less; where the spread is greater, the side bearing clearance may only be increased proportionately.

Title 49 published on 2013-10-01

The following are only the Rules published in the Federal Register after the published date of Title 49.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-04-17; vol. 79 # 74 - Thursday, April 17, 2014
    1. 79 FR 21636 - Locomotive Safety Standards
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Railroad Administration
      49 CFR Part 229

Title 49 published on 2013-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR 229 after this date.

  • 2014-04-17; vol. 79 # 74 - Thursday, April 17, 2014
    1. 79 FR 21636 - Locomotive Safety Standards
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Railroad Administration
      49 CFR Part 229