Document qmr5Vgdpg47z0zEBJenaZ5vLE

INTEROFFICE MEMORANDUM DECEMBER 30, 1987 FROM: D.B. SNYDER, INDUSTRIAL HYGIENE ASSISTANT, HEALTH & SAFETY DEER PARK MANUFACTURING COMPLEX TO: J.W. OVERMAN, MANAGER, CAT CRACKING & GAS DEER PARK MANUFACTURING COMPLEX SUBJECT: MONITORING RESULTS Attached are area exposure monitoring results for inorganic lead and nuisance dust collected while sandblasting was being performed at DHT. The sampling results may be compared to the following DPMC Exposure Guidelines: Permissible 8 Hr. TWA Exposure Guideline Inorganic Lead Total Nuisance Dust 0.05 mg/m3 10.0 mg/m3 The attached monitoring results should be posted in areas that are accessible to the personnel working in these areas. We appreciate your assistance in this program. If there are any questions, please call me at 7102. -hD.B. Snyder Attachment cc: W.B. Austin B. Bitner A.F. Schmit ECB Satellite DBS Chron CHBT8736406 - 0001.0.0 LAM 006136 DPMC-18017 MONITORING RESULTS FORM (1 ) X in d ic a te s th a t th e sam ple r e s u lt is a measure o f th e e ig h t-h o u r tim e -w e ig h te d average exposure. (2) X in d ic a te s th a t a re s p ira to r was worn d u rin g the sam pling p e rio d . a. CO co *z t cr c c. i'00I I2-- V) 0) - H 4-> CO f-- a> 1-- cz to i. o 4-> O* uo i z *> C < fO o 4<-o> a>a> e s--- a> c in "O o ItJ H c LU C <0 c o a> LU L- h- -*-> -- i- .O O "O oEC O *r- LU L- a; *D4J a; i/> o Z 0> to o 4-> X z *-> Z to O cc <0 to M- .O 4-> a> 4-> c o 0J +-> D> 4-> t/> 4-> - a> u o- m- c 1C L c <0 0-4- C ic (O o c cor CS oCO CO CO o 2 flj O i- I-- *B *-> r-- ^ in O -C Z <0 U 4-J I-- CO - -O (L> rH O w h" r- IT) C I Q.1*- CNJ Q E<o O CO CO U X o m 0)0* C *- 4-> a> a> S- 0.1- C <s- oU<o. c3"0o o 2: o-i-- -o a> c +J 4J SO) o m t- c a> <o o i---- -LJl--I # tOC O 4- <0 O O i- 4- O) 4-> O C OS- i- r-- ft) X -C +j Q. C Cl V </1 E s- C s- to nsocoi-- CO U <C C -Q on a; 2 m +J z z <0 o +J -- a> po - x> 1-- H O "O -- o c 04-h (C oo m tl L X O i- C O C CIC Li E s- at. <0 0 0-3 CO O T3 TS C } *r4-> U O3 0) "O r- h* oz oo 4<-- o o. E "O 3 C co a) on u u <U m tVO X --B C3 Cl 0 3 -- S- -o 1-- O. Cl o a. <o o c Bin c => o -- o 0.0 4-> a E , i- c <0 4- C O CO O 3 T3 <C LU O JO'-' a. <-- z <sauwz to CNJ 00 CNJ cr> CNJ 00 CNJ CNJ CO Cl. 1--' ce. o co E j o> CO 0a)=b>t-COQ--UzJ E o J= Z => =3 <-> O QC5-I co o *--=>i co LU o: Pi p I N \E LU CT) ktQQU E < LDO-iZ CO LJ3 win O JO-IO cooc o o <r (X. o <_> c o o. o in o V o o o V CNJ 00 CO o 00 co O -H Cs. 00 1 CO CNJ 1 *--H CO CO LU O O C CL c oZ CL E (O Of to <c fQ CL a> LU L- O a: in o V CO o o H f-H CO -H 00 CO o -* 0041 CO CNJ 1 <r-4 a> Cl E <0 in 3 a> Scj" in CO in o fH o V o o o V' H O) co o 00 PO O <-1 0011 CO CNJ 11 rH rH 0J Q. E (0 in <D S- in rH o o o o V 00 o CNJ r-t CO CO o *-H 001 CO CNJ rH rH CNJ S CO o 00 co O *-H . 00 1 CO CNI 1 rH r*H LAM 006135 DPMC-18018 0) O Ql Cl EE fO <0 to in ro OJ QJ L. i=r