104 SAFETY AND PRODUCTION
gathered around the point of the accident or were otherwise dis-
tracted from their work. The number averaged 9 men per accident.
The 689 noninjured workers were away from their work 447 hours.
This means that each accident cost the company approximately 6
hours of productive time other than the time lost by the injured.
Analysis by Departments—One of the measures of the severity
of an injury is the amount of time the injured loses from his work.
This measure, analyzed in order of magnitude by departments for 679
accidents, follows:
Departments
Foundry
Forge Shop
Maintenance
Textile
Storeroom, Warehouse and Yard
Erecting
Packing and Shipping
Chemical
Wood-working
Machine Shop
Assembling
Grinding
Polishing
Inspection
Number of accidents
reported
V2
Iu
26
10
353
12
64
27
2
Average number of
productive hours
lost per accident
[OI
97
67
66
65
*1
32
28
27
12
2
0.8
0.4
o.1
Over half of the 679 accidents occurred in machine shops. How-
ever, they resulted in a loss of but 19 per cent of the total time lost.
The machine-shop accidents were relatively less severe than those
occurring in other departments, as they caused a loss of but 12 hours
per accident, whereas those of the foundry resulted in an average
loss of 161 hours, and those of the forge shop 97 hours per accident.
Foundry accidents composed 8 per cent of the total number of acci-
dents, and accounted for 40 per cent of the time lost.
In 72 injury cases, the noninjured were involved to the extent of
an average of 60 men per accident in woodworking plants; 11 in
foundries; 8 in chemical plants; 6 in storeroom, warehouse, and yard
group; 4 in machine shops.
The average number of productive hours lost per accident by the
noninjured was 24 in woodworking plants; 8 in chemical plants; 4
in machine shops; 3 in foundries; 1 in the storeroom, warehouse, and
yard group.
Analysis by Causes of Accidents—Sufficient information was ob-
tained with reference to 474 accidents to enable a classification by
causes, made in accordance with the recommendation of the Interna-