OSHA Accident Investigation · Summary #14388755

BURN,STORAGE BIN,EXPLOSION,LACERATION,SHAFT,GRAIN ELEVATOR,GRAIN DUST,BUCKET ELEVATOR,CONTUSION

1987-07-29T00:00:00

Event: BURN,STORAGE BIN,EXPLOSION,LACERATION,SHAFT,GRAIN ELEVATOR,GRAIN DUST,BUCKET ELEVATOR,CONTUSION
Linked inspection: No inspection record linked to this accident's victims.
Summary number: 14388755
Report ID: 524700

Event description

5 EMPLOYEES INJURED IN GRAIN ELEVATOR EXPLOSION

Investigation abstract

A FIRE AND EXPLOSION STARTED IN THE GRAIN BUCKET LEG ON THE SOUTH SIDE OF THE FA #1 AND #2, ON THE FLOOR RUNNING THE MACHINERY, SUSTAINED SECOND DEGREE BURNS OVE R 30 TO 60 PERCENT OF THEIR BODIES. THE OTHER THREE EMPLOYEES WERE LOCATED IN TH E CONTROL ROOM. THEY SUFFERED CUTS AND BRUISES AND RELATIVELY MINOR FIRST AND SE COND DEGREE BURNS. CILITY. THE UP AND DOWN SIDE OF THIS LEG WERE HOUSED IN SEPARATE CONCRETE SHAFTS INSIDE GRAIN BIN 23. BOTH SHAFTS OF "E" LEG BLEW OUT INTO BIN 23 AND OPENED A 2 5 FOOT HOLE IN THE SOUTH SIDE OF THE ELEVATOR. IT THEN EXPANDED INTO THE BASEMEN T OF THE ELEVATOR, BASEMENT OF THE FEED MILL, AND OUT THROUGH THE WINDOWS OF THE 6TH FLOOR OF THE ELEVATOR. IT BLEW OUT THE 20 FOOT TALL NORTH WALL OF THE FEED MILL AND BUCKLED THE SOUTH WALL. A THIRD EXPLOSION TOOK PLACE IN THE ADJOINING S TORAGE ELEVATORS AND DRYER, BLOWING OUT ALL THE WINDOWS AND DOORS AND CRUSHING A LL THE DRYERS. EMPLOYEES #1-5 WERE IN THE 1ST FLOOR OF THE FEED MILL. EMPLOYEES

Victims (5)

#1 Hospitalized Age 33 M

Nature of injury
5

Part of body
19

Event type
2

Source
16

Occupation code
779

Human factor
15

Environmental factor
7

Task assigned
1
#2 Hospitalized Age 46 M

Nature of injury
5

Part of body
19

Event type
2

Source
16

Occupation code
779

Human factor
15

Environmental factor
7

Task assigned
1
#3 Hospitalized Age 59 M

Nature of injury
5

Part of body
19

Event type
2

Source
16

Occupation code
485

Human factor
15

Environmental factor
7

Task assigned
1
#4 Hospitalized Age 58 M

Nature of injury
5

Part of body
19

Event type
2

Source
16

Occupation code
779

Human factor
15

Environmental factor
7

Task assigned
1
#5 Hospitalized Age 57 M

Nature of injury
5

Part of body
19

Event type
2

Source
16

Occupation code
519

Human factor
15

Environmental factor
7

Task assigned
1

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