Laserfiche WebLink
._ .. __ <br /> R. �r <br /> .. <br /> r <br /> LAMMERSVILLE SCHOOL DISTRICT <br /> Site Safety Plan <br /> October 16, 1991 <br /> 4.3 Job Task Hazards <br /> 4.3.1 All Field Tasks: The following hazards may be encountered. <br /> o Slippery Surfaces: <br /> All employees must wear ANSI approved work boots with steel <br /> toe protection Skid proof soles are highly recommended. <br /> ♦ Organic Vapors: <br /> The inhalation of volatile organic vapors during all <br /> operations can pose a potential health hazard. Hazard <br /> reduction procedures include monitoring the ambient air with <br /> a PID and/or FID and use of Personal Protective Equipment <br /> indicated on Table II. workers should stand upwind of the <br /> source of contamination whenever possible. If ambient air <br /> levels in the breathing zone exceed 50 ppm, half face <br /> respirators equipped with organic vapor cartridges must be <br /> worn. If ambient air levels in the breathing zone exceed <br /> 100 pram, full face respirators equipped with organic vapor <br /> cartridges must be worn. <br /> 4 Flammable Vapors: <br /> Presence of flammable vapors can pose a potential fire <br /> hazard and health hazard. Hazard reduction procedures <br /> include monitoring the ambient air with an o./LEL meter. If <br /> the LEL reading exceeds 20%, leave the site immediately and <br /> contact the fire department. <br /> • Oxygen: <br /> Atmospheres that contain a level of oxygen greater than 23% <br /> pose an extreme fire hazard (the usual ambient oxygen level <br /> is approximately 20.5%) . All personnel encountering <br /> atmospheres that contain a level of oxygen greater than 23% <br /> must evacuate the site immediately and must notify the Fire <br /> Department. <br /> If oxygen Level is less than 19.5%, do not enter the space. <br /> ♦ Noise: <br /> GTI and ANSI approved hearing protection must be worn during <br /> noisy operations such as drilling. <br /> 7 <br />