Document gDQNdVRqYXn3Eo2BK5z1xZqbL
ESIS. Inc. a CIGNA company
Uberly Federal Tower
201 Second Street. Suite 530
Macon. GA 31213
(912) 743-8080
.
October 24, 1985
PLAINTIFFS ) EXHIBIT 1.06}
CIGNA
Mr. Terry Lohman, Plant Manager J-M Manufacturing Company, Inc. Highway 75 North Denison, TX 75020
Re: ESIS Contract
Dear Mr. Lohman:
On September 16, 17, & 18, 1985, I made a visit to your plant to conduct an Environmental Health Survey. As a result of that visit, I am submitting the attached recommendations which should receive your immediate attention and consideration.
You will also find the results of the Environmental Health Report attached. These results are an indication of the environmental health conditions that existed on the days of my visit.
I wish to thank you and your staff for the cooperation that was extended dur ing the course of this visit.
If you have any questions regarding this report and recommendations, please do not hesitate to call me at (713) 933-1826.
Sincerely,
Aileen Teng, CIH Sr. Environmental Health Specialist CIGNA Loss Control Services, Inc.
AT/pal
cc: John T. Armstrong, J-M Manufacturing Co., Inc. Dr. E. Edward Wang, Ph.D., J-M Manufacturing Co., Inc. Ms. Beth Ingleston, Alexander & Alexander of New York
NOV. O 1 1985
D 002311
recommendations
a CIGNA company
NAME:
J-M Manufacturing Company
LOCATION:
Denison. TX
CIGNA
EH 85-2
The willow operator was exposed to asbestos levels in excess of the OSHA permissible exposure limit (See Table I). Exposure Co asbestos can cause asbestosis, cancer of Che lungs and digestive tract, and mesothelioma.
The unusually high exposure level was attributed to improper work prac tices by an inexperienced worker. Due to the reduction of the work force and change of work schedule, many workers were assigned to new job positions on September 16, 1985. It is recommended that employees be trained and informed on the appropriate work practices at the time of their initial assignment.
EH 85-3
The noise exposure levels exceeded OSHA permissible exposure limits in most of the work areas. A comprehensive hearing conservation pro gram has been instituted for all workers. To protect the worker's hearing, it is recommended that the hearing conservation program be continued.
CMAVBa Pld.lnU.S.A.
D 002312
ENVIRONMENTAL HEALTH REPORT
PREPARED FOR: J-M Manufacturing Company, Inc.
Denison, Texas
DATE OF SURVEY: September 16, 17, & 18, 1985
CONDUCTED BY: Aileen Teng, CIH Sr. Environmental Health Specialist CIGNA Loss Control Services, Inc.
1
INTRODUCTION
On September 16, 17, & 18, 1985, an Environmental Health Survey was conducted at your plant in Denison, Texas, to evaluate employee exposures to noise, vin yl chloride monomer, respirable dust, total dust, asbestos and organic solvents. The survey was conducted at the request of J-M Manufacturing Company, Inc. as an ongoing monitoring program.
The standards, guidelines, results and discussion pertinent to this report follow.
STANDARDS AND GUIDELINES
The recommendations made in this report are based on current OSHA standards and/or accepted state-of-the-art industrial hygiene practices to give reasona ble protection to the health and well-being of your employees.
The standards pertinent to this report are found in the Appendix section.
METHODS
Air Contaminants
Air sampling and anlayses were conducted using the following.
Air
Vacuum
Flow Rate
Contaminant________Source__________ Liters/Min
Collection Medium
Analytical Method
Asbestos
Gilian HFS113UT Pumps, DuPont 2500 Sampling pumps
1.5
Open face AA filters
PCM * NI0SH P&CAM
Vinyl Chloride Gilian HFS-
Monomer
113UT Pumps
0.05
2 CT** in series
NI0SH P&CAM 127 GC***
Respirable Dust
Gilian HFS113UT Pumps
1.7
Pre-weighed PVC filters on mini cyclones
NIOSH P&CAM 106
Total Dust .
Gilian HFS113UT Pumps
1.5
Pre-weighed PVC filters
Gravimetric
Tetrahydrofuran Ethyl Acetate Cyclohexanone
DuPont P-4000 Sampling Pumps
0.2
CT
NIOSH P&CAM 127 GC
D 002314
2
* PCM ** Phase Contrast Microscopy ** CT * Activated Charcoal Tubes *** GC = Gas Chromatography
Unless otherwise stated, samples were taken in the workers' breathing zones to obtain samples indicative of actual employees exposure. Pumps were calibrated prior to and after the sampling period.
All analyses were conducted by Environmental Health Laboratory in Hartford, CT, which is accredited by the American Industrial Hygiene. Association.
Noise
Sound level measurements were taken throughout the plant at the various opera tions in the hearing zones of the employees. General Radio Sound Level Meter, Type 1933 was used for the survey; this meter was acoustically calibrated with General Radio 1562 Sound Level Calibrator before and after use.
Quest Model M-7B and DuPont Mark I noise dosimeters were used to measure cumu lative exposure to noise. The noise dosimeter measures and accumulates noise and produces a continuous reading of the allowable exposure to which the wear er has been subjected. The microphone of the dosimeter was clipped to the employee's shirt collar near the ear, thereby receiving and accumulating ap proximately the same dosage as the ear.
RESULTS
Asbestos
The results of asbestos sampling are presented in Table I. The concentrations are presented in number of fibers (longer than 5 microns) per cubic centime ter, by job description. Also included are sample time and sample volume.
Respirable Total Dust
The results of respirable free silica sampling are listed in Table II. The concentrations are presented in milligrams per cubic meter (mg/M^), by job description and location, along with the applicable OSHA standard.
Vinyl Chloride
The results of vinyl chloride monomer sampling are presented in Table III. The concentrations are presented in milligrams per cubic meter (mg/M^), by job description and location along with the applicable OSHA standard.
Organic Solvents
The results of organic solvents air sampling are listed in Table IV. The con centrations are presented in parts per million (ppm), by job description and location along with applicable OSHA standards.
When two or more hazardous substances are present, their combined effect, rather than that of either individually, should be given primary consideration.
D 002315
3
The health effects must be considered additive unless there is evidence to the contrary; thus, exposures are added relative to their designated OSHA stan dards. When adding these exposures, a value "Em" (Equivalent Exposure for the mixture) is determined by the OSHA formula. Exposure is considered excessive when the value "Em" exceeds unity (1.00).
Em =* TWAi + TWA'? + TWA^ .... + TWAn
PEL*
PEL2
PEL3
PELn
Where: .
TWA is the Time-Weighted Average concentration of a particular substance and PEL is the corresponding permissible limit for the substance.
Total Dust
The results of total dust sampling are presented in Table V. The concentra tion is reported in milligrams per cubic meter (mg/M^).
Noise
The results of noise level measurments and Time-Weighted Average (TWA) expo sure are listed in Table V.
D 002316
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DISCUSSION
The J-M Manufacturing Company, Denison plant, manufactures three different types of pipes: transite, PVC and perma&ran. The permatran plant was not in operation during the days of the survey. The transite plant is operated by one 3-day, 12-hour shift. The PVC plant operates around the clock.
Asbestos
As can be seen from the sample results presented in Table I, the willow
operator was exposed to an asbestos level in excess of the OSHA permissible
exposure limitT^ Exposure to asbestos can cause asbestosis, cancer of the
lungs and digestive tract, and mesothelioma.
'
The management has already recognized the importance of controlling asbestos exposure. A comprehensive medical surveillance program and a respiratory protection program have been implemented. Local exhaust systems have been installed on all the machines. In the past, the willow operator's exposure levels were successfully controlled. The willow operator is required to wear a dust mask.
The management has attributed the unusually high exposure level detected during the survey to improper work practices by an inexperienced worker. Due to the reduction of the workforce and change of work schedule, many workers were assigned to new job positions on September 16, 1985. It is recommended that employees be trained and informed on the appropriate work practices at the time of their initial assignment.
It should be noted that OSHA issued a proposed standard for asbestos in April 1984 to lower the permissible exposure limit to either 0.2 fibers/cc or 0.5 fibers/cc.
Vinyl Chloride, Respirable Dust, Total Dust and Organic Solvents
As can be seen from the sample results presented in Tables II, III, IV, and V, the exposure levels to vinyl chloride, respirable dust, total dust and organic solvents were all within OSHA permissible exposure limits. OSHA permissible exposure limits are levels to which nearly all workers may be repeatedly exposed without adverse effects.
All the respirable dust samples listed on Table II had an insufficient dust deposit for a free silica analysis. Therefore, OSHA silica permissible exposure limit is not applicable in this case. Exposure limit for respirable total dust is used to evaluate the exposure levels.
Noise
The results of noise measurements (Table VI) indicate that noise levels
exceeded the OSHA permissible exposure limit in many areas. A comprehensive
hearing conservation program has been implemented by the management. To
assure the protection for the worker's hearing, the hearing conservation
program should be continued.
:
D 002333
21 CONCLUSION Implementation of the above mentioned recommendations should assist you in providing a more healthful working environment and reduce the potential for occupational disease.
D 002334
APPENDIX I
STANDARDS AND GUIDELINES
A complete listing of the appropriate health standards can be found in the following Appendix. Included in this table are the following:
1. Occupational Safety and Health Standards, Subpart Z, CFR Title 29, Section 1910.1000. These standards represent the legal exposure limits as set by the Department of Labor.
2. The American Conference of Governmental Industrial Hygienists (ACGLH) Threshold Limit Values (TLV's) refer to exposure limits as set by this organization. These limits, many of which were adopted by the Department of Labor, are the work of professional personnel in governmental agencies and educational institutions engaged in occupational safety and health . programs. These TLV's should be used as guides in the control of health hazards and should not be used as fine lines between safe and dangerous concentrations.
3. The National Institute of Occupational Safety and Health (NIOSH) has
proposed changes in certain standards based on new evidence in regard to
human health. These proposed limits are awaiting review, but should be
kept in mind as applicable standards for the near future.
.
D 002335
STANDARDS AND GUIDELINES FOR A IR CONTAMINANTS
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