Document rxpRGzr9n6JEXY7bpemeNKMVE
Report of Results: MVA0607 Micarta Experiment (GHP Project No. 93026.02)
Prepared for: Mr. Richard Scruggs Richard F. Scruggs, P.A. 734 Delmas Avenue Pascagoula, MS 39568
Prepared by: MVA, Inc.
5500 Oakbrook Parkway, Suite 200 Norcross, GA 30093
13 July 1993
D:PROJECTS:0607:RPT0608
\1/
MVA, Inc.--i-
Excellence in -- Microanalysis
5500 Oakbrook Parkway #200 Norcross. Georgia 30093 404-662-8509
Field Sample#
0105 0106
Micarta Experiment (Cutting)
GHP Project #93026.02 07/02/93 MVA Project No. 0607
MVA#
D1823 D1824
Description
Saw Test (Personal) Saw Test (Personal)
PCM f/cc
TEM f/cc*
<0.28** <0.13**
Asbestos only >5 pm by >0.25 pm and >3:1 aspect ratio. No fibers detected.
D:PROJECTS:0607:RPT0608
Page 2
Micarta Experiment (Cutting) GHP Project #93026.02 07/02/93
MVA Project No. 0607
Field Sample #
0200 0201 0202
0210 0211
MVA #
D1830 D1831 01832
D1840 D1841
Description
Background Background Background
Saw Test (Personal) Saw Test (Personal)
PCM f/cc
0.017 0.019 0.018
<0.17 <0.08
TEM f/cc*
. <0.3** <0.15**
0212 0213 0214
D1842 D1843 D1844
Cutting (Area) Cutting (Area) Cutting (Area)
2.08*** 1.59*** 3.71***
THL THL THL
0217 0218
D1847 D1848
Cutting (Personal) Cutting (Personal)
16.1 10.9
16.7 11.3
0219 0220 0221
D1849 D1850 D1851
45 Min. Settling (Area) 45 Min. Settling (Area) 45 Min. Settling (Area)
1.83 2.18 1.50
1.5 1.4 1.1
2001 2002
01861 D1862
Sealed Blank Field Blank
ND ND ND ND
ND THL
Asbestos only >5 pm by >0.25 pm and >3:1 aspect ratio
ND = No fibers detected. Value for detection limit is given.
Sample nos. 0212, 0213 and 0214 were heavily loaded and some fibers may have been obscured.
= No fibers detected. Blanks 2001 and 2002 are for sample nos. 0105-0106 and 0200-0218. No asbestos fibers >5 pm long were observed.
= Too hea^ilyJoaded to count. Chrvsotile asbestos fibers were identified in the sample.
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Page 3
Field Sample #
0224 0225 0226
0229 0230
0231 0232 0233
3001 3002
Micarta Experiment (Sweeping) GHP Project #93026.02 07/02/93
MVA Project No. 0607
MVA#
D1854 D1855 D1856
Description
During Sweeping (Area) During Sweeping (Area) During Sweeping (Area)
PCM f/cc
1.34 1.49 1.45
TEM f/cc*
D1859 D1860
During Sweeping (Personal) During Sweeping (Personal)
2.18 2.45
1.5 1.4
D1865 D1866 D1867
2nd 45 Min. Settling 2nd 45 Min. Settling 2nd 45 Min. Settling
0.88 0.75 0.90
D1863 D1864
Sealed Blank Field Blank
1.2 f/mm2** 3.0 f/mm2**
ND ND
* Asbestos > 5 pm by >0.25 pm and >3:1 aspect ratio.
** Blanks 3001 and 3002 are for sample nos. 0219-0233; fiber density of 3.0 f/mm2 (Field Blank Value) was subtracted out in calculating airborne fiber concentrations for these samples.
ND = No fibers detected.
D:PROJECTS:0607:RPT0608
Page 4
MVA, Inc. PLM Constituent Analysis
Date: 07/05/93
MVA #: 0607
Location:
Sample I.D. #: D1870
Client Sample I.D. #: 444
Examination using the stereomicroscope: D1870 is a green consolidated material with white fibers and a tan powdery surface layer with a smooth finish.
CONSTITUENT
Fibers: Cotton Fiberglass
Filament Wool Mineral Wool Hair Paper/Wood Chem. Proc. Mech. Proc. Synthetic
% CONSTITUENT
-- -- -- --
~ 35
-- --
Pigment: Binders: Kaolinite Montmorillonite Gypsum Anhydrite Portland Cement Lime (hydrated) Precipitated
Carbonate Starch (+) Other
Chrysotile Amosite
Asbestos Minerals
~ 35 Anthophyllite ** Crocidolite
% CONSTITUENT
Fillers: Diatoms -- Iron Chromite -- Iron Oxide -- Limestone -- Magnetite -- Mica -- Perlite Synthetic Foam -- Pumice ~ 2 Quartz * Talc Vermiculite
-----Tremolite/ -- Actinolite
Comments: No asbestos was detected in the tan surface layer and it is not included in the above percentages. *The binder is a green resinous material that comprises ~ 28% of the sample. Diatoms and/or radiolaria are included in this percentage. **A trace amount of amosite was found adhering to the back of the sample along with an adhesive material; the amosite therefore appears to be a contaminant,
Analyst: RandyBoltin
D:PROJECTS:0607:RPT0608
Page 5
APPENDIX A
PCM (Phase Contrast Microscopy) Data Sheets
D:PRCUECTS:0607:RPT0608
Page 6
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APPENDIX B
TEM (Transmission Electron Microscopy) Data Sheets
D:PROJECTS:0607:RPT0608
Page 11
A*
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1840
210
DATE: 07/05/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
14.85 liters Direct liters
385 mm3 21600
3:1 0.008 mm2
10
0
0 PCM Equivalent JRM
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
E2 NSD* G1 NSD B3 NSD D8 NSD J9 NSD A4 NSD C5 NSD H3 NSD D9 NSD H6 NSD
'No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 12
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1841
211
DATE: 07/05/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
31.5 liters
Direct liters
.
385 mm2
21600
3:1
0.008 mm1
10
0
0 PCM Equivalent
JRM
.
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
B7 NSD* C5 NSD H4 NSD G1 NSD D6 NSD A5 NSD C5 NSD E3 NSD J2 NSD 14 NSD
No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1847 0217
DATE:
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
07/05/93
20.37 liters
Direct liters
385 mm2
21600
3:1
0.008 mm2
10
71
71 PCM Equivalent
JRM
Grid/ Opening
Structure Structure Length
Number Type
pm
1 E2
1
2
3
4
5
6
7
8
9
B4 10
. 11
' 12
13
C2 . 14
15
16
17.
18
19
20
H9 21
22
23
24
25
B 9.26 B 5.09 B 8.33 B 5.09 B 13.89 B 41.67 B 6.94 B 5.09 B 11.57 B 20.83 B 9.26 B 9.26 B 6.94 B 6.94 B 8.33 B 9.26 B 9.26 B 5.09 B 6.94 B 7.41
B 7.41 B 13.89 B 39.35
B 46.30
B* 9.26
Width pm
Identi- Comments fication
0.93 0.28 0.46 0.46 0.56 0.93 0.28 0.93 0.46 0.46 0.65 0.56 0.93 0.37 0.28 0.32 0.69 0.46 0.46 0.93 0.37 0.28 1.39 0.93 0.46
CDX CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 14
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1847 0217
DATE: 07/05/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 H9 J2
2 H3 D5
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
B
11.57
0.46 CD
B 5.09 0.46 CD
B
22.22
0.28 CD
B
23.15
0.46 CD
B
13.89
0.93 CD
B 5.09 1.02 CD
B 5.09 0.46 CD
B
23.15
0.69 CD
B 9.26 0.69 CD
B 9.26 0.46 CD
B 9.26 0.46 CD
B
10.19
0.93 CD
B 6.94 0.56 CD
B 6.94 0.60 CD
B 5.09 0.37 CD
B
13.89
0.46 CD
B
39.35
0.74 CD
B 6.94 0.93 CD
44 B 7.87 0.65 CD
45
B
10.19
0.46 CD
46 B 9.26 0.93 CD
47
B
11.57
0.46 CD
48 B 5.56 0.37 CD
14 49 50
B 5.09 0.28 CD
B
23.15
0.65 CD
: 51
B
46.30
0.46 CD
52
B
37.04
0.93 CD
53 B 7.41 0.93 CD
* 54 B 6.94 0.46 CD 55 B 6.94 0.56 CD
56 B
8.33 0.65 CD
57 ' B
20.83
0.74 CD
58
B
23.15
0.93 CD
B2 59
B
13.89
0.93 CD
60 B 9.26 0.93 CD
61 B 6.94 0.46 CD
62 B 5.09 0.69 CD
63 B 5.56 0.32 CD
64
B
23.15
0.28 CD
C9 65
B
27.78
0.56 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 15
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1847 0217
DATE:
07/05/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
2 C9
66 67 68 69 70 71
B B B B B B
9.26 5.09 5.56 6.48 6.94 7.41
0.32 0.42 0.46 0.46 0.93 0.46
CD CD CD CD CD CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 16
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1848 0218
DATE: 07/05/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm:
Initials of Analyst
44.1 liters Direct liters
385 mm2
21600 3:1
0.008 mm1 10
104 104 PCM Equivalent
JRM
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 C8
1
2
3
4
5
B4 6
7
8
9
10
11
- 12
13
14
H2 * 15
16
17
18 '
J2 19
20
21
22
23
24
25
B B B
B B B B B B B B B B B B B B B B B B B B B B
5.56 8.56 6.94 5.09 7.87 5.09 7.41 6.94 10.19 6.94 13.89 41.67 0.83 9.26 9.26 13.89 27.78 18.52 39.35 23.15 10.19 6.94 11.11 16.20 18.52
0.37 0.28 0.56 0.32 0.69 0.42 0.28 0.56 0.46 0.32 0.60 1.39 2.31 0.46 0.93 0.56 0.93 0.93 0.46 0.46 0.28 0.37 0.46 0.93 0.93
CDX CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 17
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1848 0218
DATE:
07/05/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identification
1 J2 C5
2 A1 B6 G9
D6
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 ' 58 59 60 61 62 63 64 65
B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B
6.48 9.72 9.26 13.43 18.52 6.94 11.57 37.04 23.15 5.09 9.26 18.52 16.20 23.15 9.72 6.94 7.87 10.19 6.48 5.09 37.04
13.89 7.41
23.15 9.72 6.48
13.89 30.09
9.26 8.33 9.26 46.30 9.26 5.09 23.15 6.94 8.33 5.09 9.26 11.57
0.46 0.28 0.28 0.32 0.46 0.46 0.46 0.93 0.46 0.32 0.46 0.93 0.46 0.46 0.46 0.46 0.32 0.46 0.28 0.32 0.93 0.46 0.37 0.32 0.28 0.28 0.37 0.46 1.85 0.28 0.32 0.46 0.32 0.28 0.46 0.93 0.69 0.93 0.28 0.32
CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
Comments
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 18
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1848 0218
DATE: 07/05/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
2 D6
66
B
6.94 0.46 CD
67 B
8.33 0.69 CD
68 B
5.09 0.46 CD
69
B
10.19
0.46 CD
70
B
13.89
0.32 CD
71 B
5.09 0.46 CD
72
B
18.52
0.28 CD
73 B
7.41 0.93 CD
74
B
37.04
0.69 CD
75
B
39.35
0.46 CD
76
B
10.19
0.46 CD
77
B
20.83
0.32 CD
78
B
13.89
0.32 CD
79 B
6.94 0.32 CD
80 B
7.41 0.37 CD
B1 81
B
7.41 0.46 CD
82
B
16.20
0.46 CD
83
B
41.67
0.93 CD
84 B
5.09 0.32 CD
85 B
8.33 0.93 CD
86
B
11.57
0.S3 CD
87 B
5.09 0.28 CD
88
B
11.57
1.16 CD
89
B
11.57
0.69 CD
- 90
B
27.78
0.46 CD
' 91
B
8.33 0.93 CD
92
B
23.15
2.08 CD
93
B
41.67
1.39 CD
94 B
5.09 0.93 CD
95
B
19.44
0.69 CD
96 B
12.50
0.28 CD
97 B
8.33 0.32 CD
98 B
6.94 0.32 CD
99 B
5.09 0.32 CD
100 B
6.48 0.46 CD
101 B
8.33 0.46 CD
102
B
18.52
0.46 CD
103
B
16.20
0.46 CD
104 B
9.26 0.28 CD
"No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 19
t
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1849 0219
DATE: 07/06/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm:
Initials of Analyst
306 liters
Direct liters
.
385 mm2
21600
3:1
0.008 mm2
8
98
78 PCM Equivalent
ATC
.
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 C6
1
B
1.39 0.32 CD
2 B 5.56 0.37 CD
3 B 23.61 0.56 CD
4 B 5.09 0.69 CD
5
B
10.65
1.39 CD
6 B 7.41 0.46 CD
7
B
16.67
1.39 CD
8 B 3.70 0.32 CD
9 B 6.48 0.46 CD
10 B 2.78 0.46 CD
11 B 7.87 0.37 CD
12 B 6.48 0.93 CD
13 B
5.56 0.56 CD
D4 . 14
B
3.70 0.60 CD
15
B
11.57
1.85 CD
16 B 23.61 0.83 CD
17.
B
13.89
0.46 CD
18
B
27.78
0.37 CD
19 B 9.26 0.60 CD
20 B 6.94 0.56 CD
21 B 7.41 0.69 CD
22 B 5.56 0.93 CD
23 B 9.72 0.56 CD
24 B 5.56 0.69 CD
F2 25 B 6.02 0.46 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 20
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1849 0219
DATE:
07/06/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 F2 G1 B4
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65
B 6.94 0.42 CD B 7.41 0.93 CD
B 4.17 0.46 CD
B 6.94 0.93 CD
B 3.70 0.37 CD
B 8.33 1.06 CD
B
24.07
0.65 CD
B 7.41 1.16 CD
B 4.63 0.46 CD
B 3.70 0.56 CD
B
11.11
0.46 CD
B
19.44
1.30 CD
B 2.31 0.37 CD
B 2.78 0.46 CD
B
19.44
1.62 CD
B 2.31 0.46 CD
B 6.02 1.39 CD
B 5.56 0.46 CD
B 4.63 0.60 CD
B
18.52
2.08 CD
B
20.83
0.60 CD
B 5.56 0.56 CD
B
13.43
0.46 CD
B 9.26 0.56 CD
B
17.13
1.39 CD
B 5.56 0.32 CD
B 1.39 0.46 CD
B 3.70 1.39 CD
B 5.09 0.56 CD
B
10.19
1.85 CD
B 8.80 1.85 CD
B
25.93
3.70 CD
B
17.13
0.60 CD
B
16.67
0.56 CD
B 24.07 5.56 CD
B 9.26 0.46 CD
B 6.48 1.39 CD
B 3.70 0.42 CD
B 8.33 0.69 CD
B 9.72 9.26 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 21
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1849 0219
DATE:
07/06/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 B4 2 B5
F3
no
66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 ; 90 91 92 * 93 94 95 96 ' 97 98
B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B
18.52 16.67 4.17
3.70 6.48 2.78 17.59 2.31 5.56 8.80 5.56 7.87 8.80 2.78 12.96 15.74 2.78 4.17 6.48 3.70 9.26 10.65 9.72 5.56 6.02 9.72 34.72 4.40 9.72 3.24 4.17 3.70 1.85
1.85 2.08 0.46 0.46 1.16 0.46 0.28 0.46 0.42 0.46 0.42 0.93 0.93 0.46 0.79 2.78 0.56 0.37 0.69 0.46 0.56 1.85 0.60 0.37 0.46 0.93 1.39 0.69 2.78 0.69 0.46 0.32 0.37
CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
'No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 22
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1850 0220
DATE: 07/06/93*
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
291 liters Direct liters
385 mm2 21600
3:1 0.008 mm2
7 93 61 PCM Equivalent ATC
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Idenli- Comments fi cation
1 B 2.55 0.37 CD
2
B
14.81
0.93 CD
3 B 2.55 0.37 CD
4 B 3.24 0.37 CD
5
B
19.44
0.60 CD
6 B 2.78 0.46 CD
7 B 4.40 1.16 CD
8 B 8.33 0.56 CD
9
B
16.67
0.97 CD
10 B ' 19.44 0.60 CD
11
B
29.63
2.55 CD
12
B
20.37
0.32 CD
13
B
18.52
0.93 CD
14 B 4.17 0.42 CD
15
B
26.39
1.39 CD
16 B 4.17 0.55 CD
17 B
3.24 0.46 CD
18 B 2.78 0.56 CD
19 B 7.41 0.93 CD
20 B 5.56 0.42 CD
21 B 4.17 0.32 CD
22 B 9.49 0.42 CD
23 B 2.78 0.37 CD
24
B
13.43
0.56 CD
25 B
1.39 0.46 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 23
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1850 0220
DATE:
07/06/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 B6 F4
'
26 27 28 29 30 31 32 33 34 35 36 37
B 2.31 0.37 CD
B 7.87 0.46 CD
B 1.39 0.42 CD
B 3.24 0.46 CD
B 5.56 1.39 CD
B 5.09 0.60 CD
B
10.19
0.93 CD
B
15.28
0.46 CD
B 7.41 0.42 CD
B 3.70 0.93 CD
B 6.94 1.20 CD
B 6.94 0.93 CD
38 B
3.24 0.46 CD
39 B 40 B
2.31 0.46 CD 6.94 0.56 CD
41 B 9.72 0.93 CD
42
B
13.89
9.26 CD
43 B
3.24 0.69 CD
44 B
6.02 0.56 CD
45
B
13.43
1.39 CD
D7 46
B
5.56 0.46 CD
47
B
18.52
0.46 CD
48
B
10.19
0.46 CD
49 B
3.70 0.42 CD
50
B
23.61
0.93 CD
B4 51 B 6.48 0.93 CD
52 B
9.26 0.56 CD
53
B
19.44
1.39 CD
54
B
14.81
0.46 CD
55 B
5.09 0.56 CD
56 B
4.17 0.46 CD
57- B
5.56 0.69 CD
58 B 5.56 1.16 CD
59 B
8.80 1.39 CD
C9 60 B 4.17 0.42 CD
61 B 5.56 0.69 CD
62 B
6.94 0.56 CD
63 B
8.33 0.79 CD
64
B
20.83
0.46 CD
. 65 B
5.56 0.46 CD
-
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 24
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
Grid/ Structure Opening Number
1 C9 2 H3
F7 '
66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 * 90 91 92 ' 93
0607 D1850 0220
DATE:
07/06/93
Structure Length
Type
pm
Width pm
Identi- Comments fi cation
B 6.94 0.65 CD
B
11.11
0.83 CD
B 6.94 0.83 CD
B 5.56 0.56 CD
B
11.57
0.93 CD
B 4.17 0.69 CD
B 4.63 0.93 CD
B 4.17 0.46 CD
B 3.24 0.42 CD
B 3.70 0.93 CD
B
4.17
0.93 CD
B
16.67
0.56 CD
B 3.24 0.88 CD
B 5.56 0.46 CD
B 2.78 0.37 CD
B 3.70 0.97 CD
B 2.31 0.60 CD
B
12.04
0.69 CD
B 4.63 0.69 CD
B
37.04
1.39 CD
B
13.89
0.93 CD
B 9.72 0.56 CD
B 3.70 0.65 CD
B 9.26 0.93 CD
B 5.56 0.83 CD
B 5.56 0.56 CD
B 5.09 0.65 CD
B 2.78 0.56 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 25
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1851 0221
DATE:
Amount collected: Amount propped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
07/06/93
285 liters
Direct liters
385 mm*
21600
3:1
0.008 mm*
10
70
63 PCM Equivalent
ATC
-
Grid/ Opening
1 F8
C6
Structure Structure Length
Number Type
pm
1 2 3 4 5 6 7 8 9 10
. 11 12
13 .14 ' 15
16 17 . 18 19 20
21 22 23 24 25
B B B B B B B B B B
B B B B B
B B B B B
B B B B B
4.63 7.41 9.26 3.24 4.86 10.19 24.54 24.07 4.17 6.48 2.78 26.39 16.67 11.11 9.26 5.56 6.48 8.33 5.56 7.41 3.70 5.09 3.70 14.81 16.67
Width pm
Identi- Comments fication
1.06 1.02 0.46 0.69 0.32 0.69 1.94 2.08 0.93 0.37 0.46 0.93 0.69 3.70 1.16 0.93 0.32 0.56 1.39 0.93 0.42 0.56 0.46 0.46 0.60
CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 26
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1851 0221
DATE: 07/06/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi Comments fication
1 C6
26
B
11.11
0.56 CD
27
B
30.09
1.85 CD
28 B
5.56 0.42 CD
29 B 4.17 0.69 CD
30
B
16.20
0.93 CD
31 B 6.48 0.93 CD
32 B
5.56 0.93 CD
33 34 H7 35
B B B
5.56 0.42 CD 6.48 0.93 CD 6.94 0.37 CD
36 B
3.24 0.69 CD
37 B 38 B
3.70 0.46 CD 6.48 0.56 CD
39 B
6.48 0.46 CD
40 B 5.56 0.93 CD
41
B
10.19
0.93 CD
E8 42
B
3.24 0.37 CD
43
B
10.19
1.39 CD
44
B
11.11
1.25 CD
45 B
3.70 0.46 CD
46 B 8.33 1.85 CD
47
B
12.96
0.69 CD
48
B
23.61
0.69 CD
49 B
5.09 0.56 CD
50 B
6.48 0.93 CD
51 B 3.24 0.37 CD
52 B
6.94 1.39 CD
53 B
5.56 0.69 CD
2 F3 . 54 B 4.63 0.69 CD
55
B
10.19
0.56 CD
56 B
6.48 0.60 CD
57 . B
8.33 0.93 ADX
H5 58
B
19.44
0.56 CD
59
B
15.74
0.46 CD
60 B
7.41 0.56 CD
61
B
14.81
0.46 CD
62 B 4.17 0.42 CD
B7 63
B
3.70 0.93 CD
64 B
5.09 0.93 CD
65 B
6.02 0.69 CD
*No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 27
V
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1851 0221
DATE: 07/06/93
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
G3 66 67
13 68 69 70
B B B B B
8.33 1.06 CD 8.33 0.46 CD 6.62 0.83 CD 4.17 0.46 CD 3.94 0.56 CD
No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 28
MVA, inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1859 0229
DATE: 07/06/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: initials of Analyst:
31.5 liters Direct liters
385 mm2 21600
3:1 0.008 mm2
10 6 6 PCM Equivalent
ATC
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
Identi- Comments fication
1 C6 E7 G1 B9 D3 C8 F6 H3 18 H5
NSD' 1 2
NSD 3 4
NSD 5
NSD 6
B B
B B
B
B
47.69 5.32
44.91 10.65
7.87
10.19
0.56 0.79
0.69 1.85
0.69
0.46
CD CD
CD CD
CD
CD
'No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 29
MVA, Inc. SAMPLE ANALYSIS INFORMATION
MVA PROJECT NO: MVA SAMPLE NO: CLIENT SAMPLE NO:
0607 D1860 0230
DATE: 07/05/93
Amount collected: Amount prepped: Area of collection filter Magnification used for fiber counting: Aspect ratio for fiber definition: Mean dimension of grid openings: Number of grid openings examined: Number of asbestos structures counted: Number of fibers longer than 5 pm: Initials of Analyst:
31.5 liters
Direct liters
385 mm*
21600
3:1
0.008 mm2
10
12
12 PCM Equivalent
ATC
-
Grid/ Opening
Structure Structure Length
Number Type
pm
Width pm
identi Comments fication
1 F8 D6 E5
2 H7 B8 E4 H5
J7 13 B2
1 2 3 4 5 NSD* 6 7 8 9 . 10 NSD 11
. 12
B B B B B
B B B B B
B B
8.33 14.81
8.80 14.81 5.56
6.48 10.19 11.11 6.02 16.67
6.48 6.94
0.46 0.46 0.32 0.93 0.93
1.06 0.69 0.93 0.69 0.56
0.56 1.39
CD CD CD CD CD
CD CD CD CD CD
CD CD
No Asbestos Structures Detected D:PROJECTS:0607:RPT0608
Page 30
APPENDIX C
TEM
_
Electromicrographs of Typical Asbestos Fibers
D:PROJECTS:0607:RPT0608
Page 31
MVA, Inc. 4-- Excellence in
Microanaiysis
13 July 1993
Mr. Richard Scruggs Richard F. Scruggs, P.A. 734 Delmas Avenue Pascagoula, MS 39568
Re: Micarta Experiment (GHP Project No. 93026.02) MVA Project No. 0607
Dear Mr. Scruggs:
Attached please find a report of the results of the PCM and TEM analyses performed for the above referenced project. Please note that the PCM samples were analyzed in accordance with the 7400 Method, "A" counting rules. TEM samples were prepared by the direct method. The samples were counted using a PCM equivalent method wherein only asbestos fibers >5 pm long, >0.25 pm wide and having aspect ratio >3:1 were counted. Also attached are results of the PLM analysis of the bulk Micarta sample. A trace amount of amosite was found on the outside of the Micarta board and one amosite fiber was found in one of the air samples. Typical chrysotile bundles are shown in Appendix C.
I hope you find this informative and helpful. If you have any questions, please do not hesitate to call.
Sincerely,
Randy Boltin Research Scientist
RB/JRM/aw Attachment
James R. Millette, Ph.D. Executive Director
D:PROJECTS:0607:RPT0608
TVlnnhnm* 404-882-8509