Document jmZ3m02DE0eQv2g1OZgqbM2V2

JOINING AND METALS DIVISION To (Nam*) Division Lotatioo Mr. Paul W. McDaniel Medical Dept., 4th Floor New York, New York Messrs: R. J. Kronkhyte F. H. Larrison, Jr. W. C. Thurber y P. 0. SOX K. KING CITY, CALIFORNIA 9^530 Personal air samples taken for June, 1975. SUBJECT Ray Rodriquez Jimmy Vasauez Joe Villanueva Joe Pereira Richard Betancourt David Cruz JOB CLASSIFICATION AVERAGE SAMPLING TIME TIME WEI AVE. +5 : Main Press-Dryer Operator 60 min. 0.86 Shipping Forklift Operator 60 min. 0.64 Outside Operator 60 min. & 30 min. 2il0 RG-244 Wet Circuit Operator 60 min. 0.52 Main Bagger Operator 30 min. 4.10 RG-244 Bagger Operator 30 min. 4.74 E. Cn Maalangba^in Quality Control Supervisor /snip Att: June 23, 1975 Subject: Area: Conditions: Ray Rodriquez - Press-Dryer Operator Main Press-Dryer Circuit Full operating conditions. . Time 9:30 A.M. - 10:30 A.M. 10:30 A.M. - 11:30 A.M. 11:30 A.M. - 12:30 P.M. 12:30 P.M. - 1:30 P.M. 1:30 P.M. - 2:30 P.M. 2:30 P.M. - 3:30 P.M. Work Performed Cleaned presses and occassionally checked or cleaned extruder Same as above Same as above, had 20 min. lunch break Same as above, (Sample was dropped, possible contaiminate; not counted) Same as above Same as above Weighted Average: Average +5 M/ML. 1.10 1.01 0.91 0.46 0.82 0.86 June 23, 1975 Subject: Area: Conditions: Jimmy Vasauez - Shipping Forklift Operator Main Bagging and Product Storage area 1) Clear day with the wind started to blow at about post noon time. 2) He wore a respirator. Time 9:45 A.M. - 10:45 A.M. 10:45 A.M. - 11:45 A.M. 12:30 P.M. - 1:30 P.M. 1:30 P.M. - 2:30 P.M. 2:30 P.M. - 3:30 P.M. Work Performed Moved pallets from main bagging room to storage area; had 20 min. break Same as above Loaded pallets in trucks Moved product from main bagging room and loaded in the trucks Same as above Average +5 M/ML. 0.64 0.58 0.52 0.54 0.90 Weighted Average: 0.64 t .June 23, 1975 Subject: Area: Conditions: Joe Villanueva - Outside Operator General Mill area. 1) Full operating conditions in the Mill. 2) He wore a respirator when loading ore to the feed hopper, when working inside the main bagging room, and when working near incinerator. Time 10:20 A.M. - 11:20 A.M. 11:20 A.M. - 12:20 P.M. 12:50 P.M. - 1:50 P.M. 1:50 P.M. - 2:20 P.M. 2:20 P.M. - 2:50 P.M. 2:50 P.M. - 3:20 P.M. WORK PERFORMED Average 5 M/ML. Loaded ore to feed hopper, worked in the incinerator area, worked in the press area 1.45 Same as above 1.69 Worked in the bagging room; dumped incinerator ashes in the dump (Sample heavily tarnished by ashes) Worked in the bagging room and assisted in palletizing operation 2.88 Same as above 2.43 Same as above 2.04 Weighted Average: 2.10 June 24,1975 Subj ect: Area: Conditions: Joe Pereira - RG-244 Wet Circuit Operator RG-244 Wet Circuit 1) Full operating conditions; 2) Clear day with approximately 15 m.p.h. wind, 3) He wore a respirator when inside the RG-244 bagging room. Time Work Performed Average 45 M/ML. 10:15 A.M. - 11:15 A.M. Worked in the wet circuit; occassionally takes a sample to the lab. 0.56 11:30 A.M. - 12:30 P.M. Same as above; took a dryer discharge sample 0.54 12:35 P.M. - 1:35 P.M. Worked in the wet circuit; occassionally takes a sample to the lab. 0.51 1:40 P.M. - 2:40 P.M. Same as above; took a dryer discharge sample 0.56 2:45 P.M. - 3:45 P.M. Worked in the wet circuit 0.44 Weighted Average: 0.52 June 26, 1975 Subject: Area: Conditions Richard Betancourt - Main Bagger Operator Main Bagging Room 1) Bagging and palletizing SG-101 2) West door open; light wind 3) Light forklift traffic 4) Light wind 5) Accumulated product fines on the floor and bagging system. 6) He wore a respirator. Time 8:35 A.M. - 9:05 A.M, 9:10 A.M. - 9:40 A.M, 9:40 A.M. - 10:10 A.M, 10:10 A.M. - 10:40 A.M, 10:55 A.M. - 11:25 A.M. 11:25 A.M. - 11:55 A.M. 12:20 P.M. - 12:50 P.M. 12:50 P.M. _ 1:20 P.M. Work Performed Drove a forklift and moved pallets Same as above Same as above Same as above Bagged Product Same as above Same as above Same as above Average 45 M/ML. 4.76 4.50 4.24 3.77 4.37 4.42 .4.16 2.56 Weighted Average: 4.10 June 26, 1975 Subject: Area: Conditions: Dav?'d Cruz - RG-244 Bagger Operator RG-244 Sagging Room 1) Bagging SX-24 2) Tow other men shrink-wrapping Super-Visbestos 3) North door open, light wind 4) Bagger dust collector not working due to some mechanical problems. 5) He wore a respirator Time 8:45 A.M. 9:15 A.M. 9:15 A.M. 9:45 A.M. 9:45 A.M. - 10:15 A.M. 10:15 A.M. - 10:45 A.M. 10:45 A.M. - 11:15 A.M. 11:15 A.M. - 11:45 A.M. 12:15 P.M. - 12:45 P.M. 12:45 P.M. - 1:15 P.M. Work Performed Bagged product; occassionally takes a sample to the lab. Same as above; helped RG-wet circuit operator clean a press Bagged product; occassionally takes a sample to the lab Same as above Same asabove; one mansweeping the floor after finishing shrink-wrapping of SuperVisbestos Bagged product; occassionallytakes a sample to the lab Same as Same as above t above Average 5 M/ML. 4.97 1.41 4.20 5.48 5.35 6.27 5.30 4.94 Weighted Average: 4.74