Repository: UIHistories Project: Dedication - Transportation Building Dedication Addresses [PAGE 95]

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correspondingly slow as compared with present day requirements • been Today, the care have/enlarged, lengthened and strengthened; their carrying capacity has been increased to 80, 90, and 100,000 pounds each, and we are now "building oars to carry as much as 150,000 pounds of special commodities* Specialties of every description are provided

for the improvement of the oar, both from a loading and service standpoint. They are being fully equipped according to the Kederal Laws with Safety Appliances for the protection of trainmen and yardmen. The draft gear arrangement has been developed ao as to absorb the heavy blows that the equipment is compelled to stand in ordinary handling in switching trains under modern railroad methods* Trucks have been increased correspondingly, having axles with journals up to 5 l/S" x 10" and 6* x 11", and, under the increased size and weight of car and trucks, has followed changes with the cast iron wheel, increasing its weight and contour of tread and flange to the limits of track conditions, which the cast iron wheel makers have been fully awake to the importance of producing. We have also witnessed the introduction of the all steel wheel of several different types, and the combination steel-tired wheel, with iron or steel center, which is being used with a greater or less degree of success* Praotioally all oars

are now equipped with air brakes, which has made possible the running of freight trains at speeds that were not attempted