. The car builders' dictionary; an illustrated vocabulary of terms which designate American railway cars, their parts, attachments, and details of construction .. . !•-—H. Old Tank Cars Having Wooden Underframes. TAN 166 TAN opening of not less than two inches in diamete-will be cars having wooden underframes, of railwayor individual ownership, will be required to conformto the foregoing general specifications, and in addition,must be as strong as the construction covered by thefollowing detailed specifications: Center Sills.—If cars are not equipped with inter-mediate sills th
. The car builders' dictionary; an illustrated vocabulary of terms which designate American railway cars, their parts, attachments, and details of construction .. . !•-—H. Old Tank Cars Having Wooden Underframes. TAN 166 TAN opening of not less than two inches in diamete-will be cars having wooden underframes, of railwayor individual ownership, will be required to conformto the foregoing general specifications, and in addition,must be as strong as the construction covered by thefollowing detailed specifications: Center Sills.—If cars are not equipped with inter-mediate sills the underframe must have twocenter sills, each not less than 5 inches wide by10 inches deep, or the equivalent in strength. Ifthe car is equipped with intermediate sills, the cen-ter sills must not be less than 5 inches wide by 9inches deep, or the equivalent in strength. Cen-ter sills must not be spaced more than 18 inchesapart. Center Sill Filling Timber.—Where draft timbersare underneath the center sills, the space between wide by 10 inches deep and of sufficient length tooverlap center sills, will be acceptable as a sub-stitute for 9 by 10-inch end sills. On
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Keywords: ., bookcentury1900, bookdecade1900, bookidc, booksubjectrailroadcars
