a) Cabooses or Rider Cars – Other Than Yard Cabooses:

1. 1) They shall be equipped with a stove or other heating equipment that will provide a minimum temperature of 65 degrees F. from October 1 to May 15. A sufficient amount of fuel will be available for each trip or shift.
2. 2) Their windows and doors shall be weather-stripped during cold weather and from May 1 to October 15 all caboose windows (except cupola windows) and doors shall be equipped with screens where cabooses are used as sleeping quarters by crews laying over at away-from-home terminals.
3. 3) They shall be maintained in a clean and sanitary condition.
4. 4) They shall be lighted by electricity or other acceptable means so as to furnish at least five-foot candles of reasonably steady illumination at desk top level whenever employees are required to perform clerical work.

In addition to the requirements of the preceding Sections, cabooses or rider cars shall be subject to the following requirements:

b) Cabooses or Rider Cars – Other Than Those Used in Road Service:

1. 1) They shall be equipped with a stove or other heating equipment that will provide a minimum temperature of 65 degrees F. from October 1 to May 15. Sufficient fuel for each trip or shift shall be available.
2. 2) Their windows and doors shall be weather-stripped as required by the season of the year.
3. 3) Windows on all cabooses shall be washed at reasonable intervals.
4. 4) They shall be maintained in a clean and sanitary condition.

In addition to the requirements of the preceding Sections, cabooses or rider cars shall be subject to the following requirements: