Document jBo3w7jJ75BZZYyrrbEwY20NO
DOW CHEMICAL U.S.A.
JANUARY 11, 1985
LOUISIANA DIVISION P. O. BOX 1BO
PLAOUENUNE. LOUISIANA 70766-0160 604 389-6000
HUGO ANDRICAIN TONY GRANT D. R. FABRE SHIFT SUPERVISORS BULLETIN BOARD DANNIE KENNEDY
ELAYNE HYATT
DISTR. SERVICES MARINE MARINE MARINE DOCK #1 INDUSTRIAL HYGIENE SAFETY SUPERINTENDENT
FOR YOUR INFORMATION, ATTACHED ARE PERSONNEL EXPOSURE LEVELS, SHOWN IN PARTS PER MILLION, FROM BARGE LOADING AND SHIP DISCONNECT OPERATIONS IN 1984. SAMPLES WERE TAKEN WITH PERSONNEL MONITORING PUMPS. TLV'S LISTED ARE MAXIMUM ALLOWABLE EXPOSURES.
J. L. MOREAU, INDUSTRIAL HYGIENE RAILROAD/MARINE
lrj
AN OPERATING UNIT OF THE DOW CHtVIlCAL COMPANY
DO A 108349
confidential
DO A 10 83 50 CONFIDENTIAL
METHYLENE CHLORIDE TLV-100
9.02 <1.73 < 1.81
3.10 2.08
CHLOROFORM
TLV-10
<1.12 < 1.15 <1.10
15.57
MARINE TIME WEIGHTED AVERAGES - PERSONNEL - BARGES
ETHYLENE DICHLORIDE TLV-10
3.84 <1.30
1.07
1.86 3.30
< 1.16 < 1.78 <1.87 <1.43
CARBON TETRACHLORIDE
TLV-5
<0.99 <0.91 <1.00
5.39
METHANOL
TLV-200
<2.73 <2.49 <2.80
BENZENE
TLV-10
1.85 29.98
12.35 6.61
<1.10 < 1.16
8.27 2.97
21.29 19.44
BUTADIENE
TLV-50
0.05 5.21 <0.10 0.45
2.63 22.31 22.70
7.45
0.08 <0.07 < 0.06 < 0.08
6.76 <0.11
12.46
4.80 2.66 0.16
benzene
(IN FUEL OIL) TLV-10
<0.07 <0.12 <0.09
0.06 0.09 0.08
0.27 1.02 0.36
0.13 0.27 < 0.13
0.31 <0.24
6.90
v -.1-
METHYLENE CHLORIDE TLV-500
*1 - VOID
MARINE 15 MIN. EXCURSIONS - PERSONNEL - BARGES
CHLOROFORM TLV-50 *2 - VOID
ETHYLENE DICHLORIDE TLV-15
*5 - VOID
BENZENE
TLV-10
<0.02 1.04
0.04 0.01
0.45 0.16
0.06
3.67 5.41
1.08
5.77
*5 - VOID
*VOID - ANALYSIS LIMIT OF DETECTION TOO HIGH
DO A 108351 CONFIDENTIAL
MARINE LOADING
AREA SAMPLES - BARGES
BENZENE TLV-10 0.20 2.95 1.60 33.65 0.00 4.15 23.20 20.43 <1.04 1.63 18.18
< 1.21
20.96 .<0.48
0.60 0.48 1.20
DO A 108352 CONFIDENTIAL
MARINE DOCK #1 VINYL CHLORIDE SHIP DISCONNECT EXCURSIONS - PERSONNEL
TLV-5
DATE 3/25
SHIP PRINS MAURITS
5/15
CORAL ISIS
6/10
CORAL ISIS
6/23
CORAL ISIS
7/18
MERWE GAS
9/15
EPSILON GAS
10/8
EPSILON GAS
TOP DECK ONLY NO RESPIRATORY PROTECTION
0.29 0.57 0.45 0.29 0.34
0.01
21.23
WORKED DISCONNECT USED BREATHING AIR
1.67 2.57
2.5 40.04
54.99 261.85
79.8 18.6
1.67 0.49
1.28 359.3
251.9 82.24
ABOVE TLV
1 OF 7
8 OF 14
DO A 108353 CONFIDENTIAL
MARINE DOCK it 2
VINYL CHLORIDE SHIP DISCONNECT EXCURSIONS - PERSONNEL TLV-5
DATE 1/5 1/18 1/27 1/31 2/28 3/12 3/21 5/26 6/2 6/25
4' 7/1^ 7/26 8/22 9/17 9/25
SHIP PRINS MAURITS
TOP DECK ONLY NO RESPIRATORY PROTECTION
0.9
PRINS MAURITS
0.31
CONCORDIA FJORD PRINS MAURITS
0.41 1.94
PRINS MAURITS
0.03
PRINS MAURITS HENRIETTE THOLSTRUP
0.11 0.0
2.82
CORAL ISIS
4.1
SUSAN MAERSK
38.58
GALCONDA LORD KELVIN DELTAGAS
0.7 0.26 1.46
MERWE GAS
0.1
GARLA
HENRIETTE THOLSTRUP
0.18
WORKED DISCONNECT USED BREATHI1
42.0 17.5
0.98 4.41
6.97
33.1 58.3
1.77 0.48
12.3
44.5 35.5
118.1 90.17
25.39 30.3
.26.2 131.9
*-1.12 0.48
53.12 177.88
3.68 1.99
750.0 9.56
27.2 470.0
DO A 108354 CONFIDENTIAL
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CHLOROFORM
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PercHLoRo FTHyLZAJe
ETHylENE PicHLoRIOE mu
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EXCURSIONS
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DO A 108355 CONFIDENTIAL
MARINE DOCK #2 (cont'd) VINYL CHLORIDE SHIP DISCONNECT EXCURSIONS - PERSONNEL
TLV-5
DATE 9/26
SHIP EPSILONGAS
10/13
HENRIETTE THOLSTRUP
10/19
EPSILONGAS
11/24
GALCONDA
11/15
EPSILONGAS
12/23
EPSILONGAS
TOP DECK ONLY NO RESPIRATORY PROTECTION
0.14
0.18
0.11
11.7
0.28
WORKED DISCONNECT USED BREATHING AIR
1.99 2.38
3.77 15.46
7.58 17.5
241.0 200.7
56.6 65.27
289.0 95.9
ABOVE TLV
2 OF 20
29 OF 40
9/26
EPSILONGAS ALSO MONITORED EMPLOYEE INHIBITING HYDROQUINONE INTO POT* INHIBITING OF ALL FOUR VINYL SHIP TANKS WAS MONITORED - TOTAL TIME 43 MINUTES RESULT 116 PPM.