Dust and quartz exposure mapping at Cementon
Lehigh Cement Company · Cementon, New York · 1981
3 of 65 personal samples exceeded the then nuisance-dust standard; quartz was detected in 17% of respirable samples, mainly around raw materials.
Reviewed case library
Every record shows who reported the result, what was measured, and the strongest reason it may not transfer to your plant.
Lehigh Cement Company · Cementon, New York · 1981
3 of 65 personal samples exceeded the then nuisance-dust standard; quartz was detected in 17% of respirable samples, mainly around raw materials.
Coplay Cement Company · Nazareth, Pennsylvania · 1982
Four respirable nuisance-particulate samples exceeded 5 mg/m3; quartz appeared in 18 personal samples and six exceeded the then MSHA limit.
San Juan Cement Company · Cantera Espinosa, Dorado, Puerto Rico · 1996
Two workers died and three were burned when hot material was expelled into the occupied area.
Lafarge Corporation · Tampa Mill, Florida · 1997
A temporary worker stepped on rolling cribbing and fell 28 ft through the opening.
Lone Star Industries · Maryneal Quarry and Mill, Texas · 1997
A drum moved after a misunderstood or incorrect radio command and drew a worker between the drums.
Lehigh Portland Cement Company · Union Bridge, Maryland · 1997
Ozone measured 0.6-0.7 ppm in recreated conditions, above 0.7 ppm at a rear portal, and 4.5 ppm on a direct-reading meter.
Keystone Cement Company · Bath, Pennsylvania · 1999
Falling cement engulfed a contractor inside the silo.
Ash Grove Cement Company · Durkee Cement Plant, Oregon · 1999
A weakened scaffold support failed and a worker fell about 100 ft.
Royal Cement Company · Logandale, Nevada · 2000
A laboratory technician fell into 190-200 F caustic dust and died from burns and shock.
National Cement Company of California · Lebec Cement Plant, California · 2000
The 16,636-lb burner and trolley fell, killing one mechanic and seriously injuring two.
Lehigh Portland Cement Company · Union Bridge, Maryland · 2001
Three of seven initial workers exceeded the then 10 mg/m3 total-dust criteria; quartz results were below applicable criteria.
Texas Lehigh Cement Company · Texas-Lehigh Cement Plant, Buda, Texas · 2005
A welder/repairman fell 37 ft.