**lln~ntalP~** ......"**~g1o:o.lX** 218 Fremont 9\. Ban !"ranC1SOO, 

### oa. 04108

In Reply 

### :Refer to,

JOM J.**M~Cifltt.hy,** MtulSger 

### Corporate**~n.iron~~ntal Compli~nee**  J'Qnne-Ma.lls;v fIle**Sal~lii** Corpo:t4tlon**K~n-Ca** 

### ry1**~Anch** 

### Denver CO g02l7 E-4-3**N&~** 

### 4-4-4 SAC 

### 71-07



### NOV 16 1979

'l'hiil i$ in**r.eslJOfu.'!Hl~** 

### t.oyour**(Jetob~r** IS, 1919**lett~r** t<> ttl is RfHJional Off.iee**rii:q~;flu~tin9 ~n** **,IlUizend~ent.** to El,>p,'g October 3, 1'78 hpproveU t.o**Con~t.ruct Ofg~**  4-4-4J e.AC 71-(7) for tile 

### ejt:p.ans!on 

### and**l~ooifie€ltion** 

### of**Jorln$-~"i~miiivil1~t** is**~xistintl fib~r<;l~.s$**  manufacturing plant in Willowcs, Ci'tlifol,:,rda.

.
'X1he**~,"~ci~l** eondit1ons**V!:n;.A~a"o** ti. in the Qctob(1ir ),**1~'i8 APF!.~oval**  to Cor:Hiitruct h&vtl O$$l't Ctoldt9f1;(11 as per th$- attached

..
Should**youhav~** any furth&r**que~t:iOfu'j;** re9eitrdin{j!**tbif~ m~ttt1'r**  

### rleat-se contact nay 

### io Solomo-fi of**CH.~r** l?fl:t'mi t.s Branch at: {415)556-8005

..

ORIGINAL SI GNtD BY l·

DAVID P. aOWECAliP.**10~** Clyde B.**El1~r** Dit'ector En**fCrcefti~n** t oi**v!~** ion

EnClvl'JI,UreSjl

cc: California Air**Resourc~s** Board,**Sacram~nto** 

## 't**G~~n** j"ont y 

### APCD, Will"ws, C"liforn1a

neading File Solomon/Rich Gleason E-IG 11/05/79

### Amandmente to October 3, 

### It,s Approval to**Con$truct/.~dify** 

### (NSR 4-4-4: SAC 11-(1)**~h~** 

### OCtober 3, 1'78 Approval to Conatruct (NSn 

### 4-4-4t SAC 

### 71-01) 

### for the**exp~nsion** 

### and mot'litieation of**~n** 

### existing fiberqlas$ n1iu'lufactur1ng 

### plant in Willows." California is· hereb}7 amended. 'the follow1.ng**amendm~nt$** sb&11t$ke effect the 

### date of this 

### lett.er.



### '1"he p.ermit Qondi.t.ionVIII.A. 

### Performanc"9 Test52. 120 hereby amended to read as follow$ I'"

. ,.. . "

2. l'J.iie**perfo~anoe** test$ sballoJ:1I4! conducted for 

### the operations**des19nat~d** 

### below I


### Line 132. Collection,**curin~** 

### and (;;0011n9 

### operation.s

Line 133:**Colleet~on** 

### and**eurin~** 

### oparat1ons

At such**tf~e$** &$ 

### may be**specl£l~d** by 

### the EPA, the conducting of 

### I}Eu:formance tests ra.ay 

### b., l:equired 

### for any of the**op~r5tions** lifited in 

## VI:n:

.. B.**E~i$$ionLimits** 

### fer ParticUlate**~a,tter.** 

### With prior 

### apt;rovalform'"tne**f;;~A** 

### '1 t l'v,lilY not-be 

### nectuUJlit'y, 

### tf> source teat**~ll** 

### similar 

### units (mooules) associated 'with the**$am:~** 

### operation.**Pet·fortt.uu~ce** te$t:1J! for the em.t$SiCH'l$ of**pcu::ticulat~*** 

### shall**~<li** cGnt'iucted 

### and r'G'sul ta reported in**l!ieeor(hu~ce** 

### with**tbeEl~thod1i>** 

### set forth in**P~t't$** 

### 60.8 andiO.46·of the**St~nda,rds** 

### of**Performanc~** 

### for NeVi Stationary Sourcea**re9ulatioru~on** t.he equipment: named itbove.**'1:h~EPA** 

### shall be notified at lefU!$t. 

### ]0 days in advance of such test. to .11QW 

### an oblServer to be preiHtnt.. In 1 leu of the above-mentioned t.est**~ethode-'** equiwalE'i1"1t ID$t.bods tnay be used 1 f approve<1 by the' EJrA.



### The permit eonditlonVIII.5. 

### Emission. Lill?,it:.S 

### for**!tu:t.icul~~t~** Mal t 

### ter i 8**het'~y amend~d**  t,o read 

### aslQlIowsl

.
B. bisfd,on**L~mit$** fet'. ,particulate Matte:;:



### On and 

### after the 

### date of start.up of the equipment 

### for which the 

### performance test 

### rE1J<iuired to be conducted Oi" 

### Special Condition A above 1s 

### initiated, Jobns-Manville



## * Use of tbe im.pinger catch will be required for the**p~rt1culate** 

### source test.

/-2-

Sales Corpcncatlon shall not disehcu:g6 or cause the dlscharS;0 into t.he ilttmosphere from. the sUbject equipw.ent, An}" gElSE!$ which contain particulate :matter in**$Xe~UUi** of the amounts: indicated below for the following**sourCEU~:**
-Maximtlm 

### Ibs/hr 

### Source No.

1k 1-5 6 7 II



### Line 133 Op!ration



### Collection Curing 

### Cooling Wool Blowing;- 

## a.so 1.00 0.48 0.20 

### (per module; sum of botb stac}t.s)



# '-1'

17 18-20 

### 21 22 

### 23-25 

### 26 

### Silos**~lter** Collection 

### Curing <:o011n9 

### Mixing Cullet 0..40 (per uni t) 

### 1.25 5.20 (per 

### Unit.) 3.00 

### O.7i 0.20 (per unit) 

## o.cn

1.,.11 other conditions contained**~ithin** I-H?A's Approval to 

### Construct (NSR 4-4-4: SAC 71-07, October 3, 1975)**~hall** 

### remain**unch.al'rHJ1~d.**



### Reading File Becker/Rich Gleason E-IH 11/05/79