i8 



MISCELLANEOUS LOADS 



The weight of floors above ground in mill buildings varies so 

 much that it is useless to give weights. For a few data on weights 

 of floors see Chapter on Floors. 



WEIGHT OF HAND CRANES. The approximate weight of 

 a few of the common sizes of hand cranes made by Pawling and Har- 



TABLE III. 

 WEIGHT OF TRAVELING HAND CRANES. 



nischfeger, Milwaukee, Wis., and the maximum load on each wheel 

 when the loaded trolley is at one end is given in Table III. 



30 40 50 60 70 



Span of Crane in Feet 



FIG. 7. 



WEIGHT OF ELECTRIC CRANES. The maximum load on 

 each of the end wheels for common sizes of electric cranes made by 



