OSHA Inspection: DELTIC TIMBER CORPORATION

Issued

Jan 18, 2008

Abate by

Jan 31, 2008

Penalty

Initial $4,500 · Current $4,500

Issued

Jan 18, 2008

Abate by

Feb 7, 2008

Penalty

Initial $4,500 · Current $7,000

General-duty citation text

Section 5(a)(1) of the Occupational Safety and Health Act of 1970: The
employer did not furnish
employment and a place of employment which were free from recognized
hazards that were
causing or likely to cause death or serious physical harm to employees in
that employees were
exposed to fire and deflagration hazards:
On or about August 9, 2007 employees were exposed to fire and deflagration
hazards in
and around the planer room enclosure where the planer room enclosure was
not built in
accordance to NFPA 664, Section 6.4.2.1 to prevent or relieve deflagration
pressures
from propagating into adjacent interior spaces.
Among other methods, the following are feasible and acceptable methods to
abate or
minimize the hazards:
Install pressure-relief vents in the exterior walls of the planer room
enclosure
constructed to prevent breach and propagation of a dust explosion into
adjacent
areas occupied by employees.

Issued

Jan 18, 2008

Abate by

Feb 7, 2008

Penalty

Initial $4,500

General-duty citation text

Section 5(a)(1) of the Occupational Safety and Health Act of 1970: The
employer did not furnish
employment and a place of employment which were free from recognized
hazards that were
causing or likely to cause death or serious physical harm to employees in
that employees were
exposed to fire and deflagration hazards:
On or about August 9, 2007 employees working in the planer mill were
exposed to fire
and deflagration hazards in the following instances:
a) the planer room enclosure was not built to prevent or relieve
deflagration
pressures from propagating into adjacent interior spaces.
b) the dust collection system ducts conveying wood material from the
planer was
not equipped with spark detection, extinguishing system, and abort gates;
c) the cyclone separator use for dust collection possessed a
deflagration/explosion
hazard and was not constructed to withstand the maximum deflagration
pressure
of the material collected, was not equipped with deflagration relief
vents, or a
deflagration suppression system.
d) the dust collection system was not designed with hoods having a rate of
airflow
capable of capturing the wood dust and particles to minimize fugitive dust
emissions in accordance.
e) the dust collection system equipped with floor sweeps inlets was not
designed
to prevent metal and foreign material from entering the wood and dust
process
equipment.
Among other methods, the following are feasible and acceptable methods to
abate or
minimize the hazards:
Design and construct the dust collection system and all process equipment
in
accordance with NFPA 664 Standard for the Prevention of Fires and
Explosions
in Wood Processing and Woodworking Facilities.