Average number killed in enumerated cases Average amount of damages do do The canse is stated in 98 cases; not stated in 125; unknown, 10 1. Excessive pressure gradually increased was the cause in 2. The presence of unduly heated metal 3. Defective construction 4. Carelessness or ignorance Accidental, (rolling of the boat) 57 103 1,805 1,015 $997,650 23 2 4 11 9 $13,302 233 16 16 33 32 1 NATURE OF THE ACCIDENT. 101 71 9 1 1 4 Breaking cylinder head Breaking flange of steam pipe Unknown Not stated Total CLASSIFICATION OF CAUSES. I-Undue pressure within a boiler, the pressure being gradually increased. In this class are the cases marked "excessive pressure" in the table .1 38 233* 16 III.-Defective construction of the boiler and its appendages. *This average is not a fair one, as it is derived from but six cases; in one of which, (the Pulaski,) the very unusual number of 120 lives were lost. |