Document zddg2e7VYmJy9XBnqRRrvpGb7
THE^^^jr^/cOMPANY
TO FROM SUBJECT
INTER-ORGANIZATION CORRESPONDENCE
Mike Guyer --------S-c^a-t t.--Johnson-------
FIELD POINT OR DEPT. & BLDG. NO. FIELD POINT OR DEPT. & BLDG. NO
DATE YOUR LETTER
DATE THIS LETTER
_______________ January
_________
Fourth Quarter 1993.- Industrial Hyglene^Slimmarv - Geon Plant.
Henry Plant personnel monitoring results for October through December of 1993 are summarized as follows:
I. noise: (Geon Exposure Limit 50% dose) (OSHA PEL = 100% dose)
NOISE EXPOSURE BY AREA
AREA Dryer Bldg. (732)
Poly Bldg. (731) Compounding (741)
JOB CLASS
PVC Bagger Dryer Operator Maintenance Man Leaderman
Recovery Operator Maintenance Man
Mill operator Packager Relief Operator Henschel Operator Lab Operator
NO. OF
EXPOSURE MAXIMU
NO. OF MONITORINGS AVERAGE EXPOSU
MONITORINGS >50%/>100% (% DOSE) (% DOS
2
0/2
164.5
174.0
3
1/2
131.1
158.2
1
0/0
39.0
39.0
1
0/0
3.50 .
3.50
2
1/0
33.0
59.2
2
0/0
29.9
34.5
4
1/3
142.5
215.0
2
2/0
62.1
70.5
2
2/0
88.6
90.1
1
1/0
89.7
89.7
1
0/0
4.00
4.00
NGC 15537
II. VINYL CHLORIDE (OSHA PEL - 1 ppm, 8-HR TWA)
During the fourth quarter of 1993 there were 10 monitorings completed for vinyl chloride exposure ( 3 poly/7 dryer). Of the total monitorings, none exceeded 1 ppm and 8 (80%) were below 0.5 ppm. These exposures are summarized below:
VINYL CHLORIDE EXPOSURE BY JOB CLASSIFICATION
JOB CLASS
Tank Farm Operator PVC Bagger Dryer Operator Paste/Losope Charge HRC Polycleaner/Helper
NO. OF MONITORINGS
1 4 3 1 1
NO . ABOVE 1 pom
0 0 0 0 0
AVERAGE EXPOSURE (PPin)
0.25 0.26 0.38 0.28 0.69
MAXIMUM EXPOSURE (P
0.25 0.36 0.77 0.28 0.69
III. Nuisance Dust (OSHA Pel total dust 15mg/m3,8-HR TWA) (OSHA Pel respirable dust 5mg/ra3,8-HR TWA)
Operators in the Compound building & dryer building were monitored for total dust (unspecified) and Respirable dust (unspecified and PVC)
TYPE
JOB CLASS
AVERAGE
MAXIMUM
NO of MONITERINGS EXPOSE ma/m1 explosive ma/m3
Respirable PVC
Leaderman Dryer Operator Resin Reclaim Oper. PVC Bagger
1 1 1 1
0.18 0.15 0.41 0.92
0.18 0.15 0.41 0.92
Total-
Compound Packager
Unspecified Compound Henschel
Operator
3 2
0.29 0. 17
0.43 0.28
Respirable Compound Henschel Unspecified Operator
2
0.14
0.20
NGC 15538
IV. HEAVY METALS
Compound Henschel operators, and compound relief operators were monitored for heavy metal exposure.
There were no exposures exceeding the permissable exposure limits. The PEL'S are shown in parenthesis next to the metal name. The number of samples taken is shown in parenthesis next to the average exposure.
Heavy Metal
Antimony Barium
Cadmium Chromium Lead Nickel Zinc
(500ug/m3) (0.5mg/m3)
( 5ug/m3) (500ug/ms) ( 50ug/m3) ( lmg/m3) ( 10ug/m3)
Henschel Ooer.
0.39ug/m3(2) 0.00mg/m3( 1) 0.06ug/m'(2) 0.47ug/mJ( 1) 0.24ug/m3( 1) 0.0Omg/m3(2) 0.55ug/m3( 1)
Relief Qper.
0.45ug/m3( 2) 0.00mg/m3 (1) 0.05ug/m}(2) 0.47ug/mJ( 1) 0.24ug/m9( 1) 0.00mg/m3(2) 0.57ug/m3 (1)
V. MEDICAL SURVEILLANCE SUMMARY Total number of Examinations - 32 Number of Examinations which showed: a. Hearing loss - 0
Please call me at 9408 if you have any questions on this
information.
A*
SJ/sm/9324
Scott Johnson
R.D. Moore R.D. Webber S.J. Mathers K.W. Prather M.E. Guyer T. Grabenstetter
D.L. Piccinelli J. Greasier - Cleveland E. ler - Cleveland S&E^Operator (1) PVC Foreman (4) File
NOC 15539