Document 065nnM6mZ59NaQzqdndyM09RR

ASARCO December 4, 1995 Ms. Peggy Munsell EL PASO PLANT Please find attached the fiber counts for the industrial hygiene samples dated September 16, through November 14, 1995. These samples were analyzed in accordance with NIOSH 7400 method, fourth revision, (8/94). JCH Attach. cc: SGCothrin (w/attach.) GRStanga " Jodie Haynes Laboratory Technician ASARCO Incorporated 3422 South 700 West, Salt Lake City, Utah 84119-4191 (801) 262-2459 FAX (801) 261-2194 ASARCO ELP 0015275 Sample Location ASARCO Inc. EL PASO Stationary Sampler Results (For Company Use Only) 1995 Date # of . (Time) Min. Analysis Cone1n (fi/cc) Power House Asbestos Cassette Asbestos Cassette N-001 P.Hse #1 S.EndUp Floor E-002 P.Hse.#2 S.End Basement R-003 P.Hse.#3 E.End Mid Flr.O. F-004 P.Hse #4 N.End Basement T-005 P.Hse #5 U.Flr. Off. 9/16 480 9/16 480 11/ 9 510 11/ 9 501 11/ 9 506 11/ 9 497 11/ 9 515 ASB ASB ASB ASB ASB ASB ASB' <0.0028 <0.0028 <0.0027 <0.0027 <0.0026 <0.0027 <0.0026 Element ASB(asbestos) as ASB OSHA Limits (in mg/m3 except as noted) Permissible Exposure Level Action Level Short Term Exposure Level 0.1 fibers/cc 0.1 fibers/cc 1.0 fibers/cc Ceiling ASARCO ELP 0015276 Blank Blank Sample Location ASARCO Inc. EL PASO Stationary Sampler Results (For Company Use Only) 1995 Date # of (Time) Min. Analysis Cone'n Foot (fi/cc) notes 12/16 480 12/16 480 ASB ASB <0.0028 <0.0028 Element ASB(asbestos) as ASB OSHA limits (in mg/m3 except as noted) Permissible Exposure Level Action Level Short Term Exposure Level 0.1 fibers/cc 0.1 fibers/cc 1.0 fibers/cc Ceiling ASARCO ELP 0015277 ASARCO Inc. EL PASO Personal Monitor Sampling Results (For Company Use Only) 1995 Sampling Name Job Title Date (S. S. Number) (Resp. Type) (Shift). (# Min) Analysis Cone'n Foot(fi/cc) notes Mechanical\Maint. .lsulator 1 CALCULATED TWA EXPOSURE nsulator 1 CALCULATED TWA EXPOSURE Insulator 1 CALCULATED TWA EXPOSURE 12/ 2 D 180 12/ 2 480 12/ 9 D 182 12/ 9 480 12/16 D 260 12/16 480 ASB ASB ASB ASB ASB ASB " 0.016 0.0061 0.011 0.004 0.0056 0.0031 Element ASB(3sbestcs) as ASB OSHA Limits (in mg/m3 except as noted) Permissible Exposure Level Action Level Short Term Exposure Level 0.1 fibers/cc 0.1 fibers/cc 1.0 fibers/cc Ceiling CoPb -V* ASARCO ELP 0015278 ASARCO Inc. EL PASO Personal Monitor Sampling Results (For Company Use Only) 1995 Sampling Name Job Title Date (S. S. Number) (Resp. Type) (Shift) (# Min) Analysis Cone1n Foot(fi/cc) notes Mechanical\Maint. Insulator 1 CALCULATED TWA EXPOSURE Insulator 1 CALCULATED TWA EXPOSURE .nsulator 1 CALCULATED TWA EXPOSURE Insulator 1 CALCULATED TWA EXPOSURE 10/23 D 155 10/23 480 10/24 D 165 10/24 480 11/ 2 D 175 11/ 2 480 11/14 D 225 11/14 480 ASB ASB ASB ASB ASB ASB ASB ASB 0.026 0.0084 0.034 0.012 0.041 0.015 <0.006 <0.0028 Element ASB(asbestos) as ASB OSHA Limits (in mg/m3 except as noted) Permissible Exposure Level Action Level Short Term Exposure Level 0.1 fibers/cc 0.1 fibers/cc 1.0 fibers/cc Ceiling ASARCO ELP 0015279