65,000 Lbs. Av. Pressure per Sq. In. 118 181 Lbs. Area .55 Sq. In. 70,000 Lbs. Av. Pressure per Sq. In. 118,644 Lbs. Area .59 Sq. Jn. 75,000 Lbs. Av, Pressure per Sq In. 122,950 Lbs. Area .61 Sq. In. CONTACTS BETWEEN 33-IN. CAST IRON WHEEL AND 100-LB. RAIL. 88 s^f … 80,000 Lbs. Av. Pressure per Sq. \n. 126,983 Lbs. Area .63 Sq. In. 85,000 Lbs. Av. Pressure per Sq. In. 116,666 Lbs Area .72 Sq. In. 90,000 Lbs. Av Pressure per Sq. In. 121,621 Lbs. Area .74 Sq. In.
Railroad cars
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