Creosote Regulations and Exposure

Copyright (c) 2008 Katie KelleyInstitute for Occupational Safety and Health
Coal tar creosote is a potentially very toxic(NIOSH).
chemical that currently is unregulated by theCreosote Dangers and FELA
federal government.Unfortunately, railroad workers, primarily
However, regulatory standards and guidelines in airmaintenance of way employees, are exposed to
and water exist for the key individual polycyclichigh concentrations of creosote on a daily basis.
aromatic hydrocarbons and phenols --the majorThey are, therefore, at a higher risk for diseases
chemicals that cause harmful healthtied to creosote exposure. The risks arise when
effects--contained in creosote.workers breathe in vapors, or have direct skin
The Environmental Protection Agency (EPA) hascontact with creosote solutions or freshly treated
declared creosote a restricted use pesticide, whichwood.
means that it can only be bought and used byIn an October 2002 report, the Agency for Toxic
certified applicators and only for those usesSubstance and Disease Registry detailed that
covered by the applicator's certification. The EPA"workers who work with creosote-treated wood
has concluded that any release of creosote to thein building fences, bridges or railroad tracks or
environment in excess of one pound should beinstalling telephone poles may face exposure.
reported.Those who inspect or maintain these materials ...
The federal government has developed regulatoryalso risk exposure to creosote."
standards and guidelines to protect workers fromCreosote represents a serious health risk to
the potential health effects of other coal tarrailroaders because they continue to be exposed
products in the air. The Occupational Safety andto creosote products as a condition of their
Health Administration (OSHA) has set a legallyemployment. A specialized claim under the Federal
enforceable limit or permissible exposure limitEmployers' Liability Act (FELA) may exist for
(PEL) of 0.2 milligrams of coal tar pitch volatilesemployees of common carriers, particularly
per cubic meter of workroom air (mg/m3) soemployees of railroads, which still use
that workers are protected from overexposurecreosote-treated lumber for railroad spikes. An
of coal tar pitch volatiles during an 8-hour shiftemployee can develop a creosote lawsuit if
40-hour workweek.injured by working conditions, hazards or
However, a lower maximum limit of 0.1 milligramsnegligence on the railroad's part, according to
of coal tar pitch volatiles per cubic meter ofdetails of FELA.
workroom air is recommended by the National