### Subject: Meeting with Portland Cement Association and Affiliates

– Reconsideration

Proposal

Location: U.S. Environmental Protection Agency, Research Triangle Park, NC

Date: September 19, 2012

Participants:

Portland Cement Association (PCA)

Darren Brown Cement Association of Canada

(by telephone)

Paul Detterline, Capitol Aggregates (by

tele phone)

Andy O’Hare, PCA

John Holmes, AEMS Inc.

Nancy Garnett, TXI (by telephone)

Curtis Lesslie, Ash Grove

Brett Lindsay, Salt River Materials

Tim Matz, Lehigh Ha nson Jason Morin, Holcim

Dan Nugent, Buzzi Unicem

Satish Sheth, CEMEX

Michael Stevens, National (by telephone)

Bill Voshell, Argos (by telephone)

Brent Wilkerson, Monarch (by telephone)

Jay Willis, Titan

Hector Ybanez, Holcim U.S. Environmental Protection Agency (EPA)

Keith Barnett

Sharon Nizich

Stef Johnson

Peter Tsirigotis

David Cozzie

Amy Hambrick

Elineth Torres

Lisa Conner

Ray Merrill

RTI International

Mike Laney

The purpose of the meeting was to review the issues raised by the cement ind ustry in their

comments on the July 18, 2012 proposed amendments to the portland cement NESHAP and

NSPS. Attached is the meeting agenda, illustrations of the various coal mill and kiln

configurations in the industry, and information on the number of kilns/ coal mills that fit into one

of the configurations that were supplied by the industry.

## EPA

– PCA Meeting
September 19, 2012

RTP, NC

2:00

– 4:30 p.m. , EDT

Tentative Agenda

(888) 387

- 8686, then 4089494

2:00 I. Introductions

2:05 II. Start

- up/Shutdown Definitions/Work Practices

2:30 III. Review/Discuss THC/o

- HAP Alternative

2:45 IV. Ope n Clinker Piles

2:55 BREAK

Peter Tsirigotis Joins the Meeting

3:00 V. Compliance Deadline Reset

3:15 VI. Review/Discuss Coal Mill Scenarios

3: 45 VII. New PM Emission Standards

4:00 VIII. Monitoring Issues, PM CMPS, HCl

4: 15 IX. Other Issues /Comment on Proposal

4: 2 5 X. Next Steps

4:30 XI. AdjournK i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l

M i l l

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n C o a l M i l l

E x h a u s t G a s

C o a l M i l l

H e a t S o u r c e ( N a t u r a l G a s

, e t c

. ) K i l n

E x h a u s t G a s K i l n

E x h a u s t G a s

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l

M i l l

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n C o a l M i l l

E x h a u s t G a s K i l n

E x h a u s t G a s S t a c k K i l n

E x h a u s t G a s

K i l n E x h a u s t G a s C o a l M i l l

H e a t S o u r c e ( N a t u r a l G a s

, e t c

. ) E m i s s i o n L i m i t s

K i l n / C o a l M i l l ( n o r m a l o p e r a t i o n )

E x i s t i n g

– N E S H A P L L L

P M

- 0

. 0 7 l b / t o n c l i n k e r

D / F

- 0

. 2 n g / d s c m T E Q ( 7 % O 2 )

M e r c u r y

- 5 5 l b / M M t o n s c l i n k e r

T H C

- 2 4 p p m v d ( 7 % O 2 )

H C l

- 3 p p m v d ( 7 % O 2 - o n l y f o r m a j o r s o u r c e s )

M o n i t o r i n g R e q u i r e m e n t s

C o a l M i l l S t a c k

N / A

– n o s t a c k

K i l n S t a c k

P M

- P M C P M S

, r o l l i n g 3 0 o p e r a t i n g d a y a v g

D / F

- t e m p e r a t u r e C M S

, r o l l i n g 3

- h r a v g

A c t i v a t e d c a r b o n i n j e c t i o n

- r e c o r d r o l l i n g 3

- h r

a v g i n j e c t i o n r a t e & r o l l i n g 3

- h r a v g A C I c a r r i e r

g a s p a r a m e t e r

M e r c u r y

- H g C E M S o r s o r b e n t t r a p

- b a s e d

i n t e g r a t e d m o n i t o r i n g s y s t e m

, e x h a u s t f l o w r a t e

m o n i t o r

, 3 0 d a y r o l l i n g a v g

T H C

- T H C C E M S

H C l

- ( 1 ) H C l C E M S & C P M S t o m o n i t o r w e t o r

d r y s c r u b b e r o r t r a y t o w e r p a r a m e t e r s

, o r ( 2 ) i f

e q u i p p e d w i t h w e t o r d r y s c r u b b e r o r t r a y t o w e r

,

o p t i o n t o u s e S O 2 C E M S

C l i n k e r p r o d u c t i o n

- W e i g h s c a l e s y s t e m

R e f e r e n c e § 6 3

. 1 3 5 0



## N o t e : A l k a l i b y p a s s e s a r e n o t s h o w n o n t h e d i a g r a m

, b u t a n y c o n f i g u r a t i o n c o u l d i n c l u d e a n a l k a l i b y p a s s

. 

# 1 a

. D i r e c t

- F i r e d K i l n

, S e p a r a t e H e a t S o u r c e

P M k D / F k H g k T H C k H C l k

S t a c k

P M k D / F k H g k T H C k H C l k



### X X k 

### - M o n i t o r i n g L o c a t i o n f o r K i l n 

# 1 b

. D i r e c t

- F i r e d K i l n

, K i l n E x h a u s t H e a t S o u r c e

1 c

. C o m b i n e d C o a l M i l l / K i l n S t a c k

, K i l n E x h a u s t G a s H e a t S o u r c e

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l M i l l K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n K i l n

E x h a u s t G a s S t a c k K i l n & C o a l M i l l

E x h a u s t G a s

K i l n

E x h a u s t

G a s K i l n & C o a l M i l l

E x h a u s t G a s



### P M k 

### D / F k 

### H g k 

### T H C k 

### H C l k

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l M i l l K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n K i l n

E x h a u s t G a s S t a c k K i l n / C o a l M i l l

E x h a u s t G a s

C o o l e r / C o a l M i l l

E x h a u s t A i r

C o o l e r

A i r 

## C o o l e r P M k D / F k H g k T H C k H C l k 

# 1 d

. C o m b i n e d C o a l M i l l / K i l n S t a c k

, C o o l e r E x h a u s t G a s H e a t S o u r c e 

# S c e n a r i o 1

. C o a l M i l l E x h a u s t R o u t e d T h r o u g h K i l n o r K i l n S t a c k

# S c e n a r i o 3

. S e p a r a t e C o a l M i l l S t a c k w i t h K i l n E x h a u s t H e a t S o u r c e

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l M i l l K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n K i l n

E x h a u s t G a s S t a c k K i l n

E x h a u s t G a s S t a c k K i l n & C o a l M i l l

E x h a u s t G a s E m i s s i o n L i m i t s

C o a l M i l l

N E S H A P S u b p a r t L L L

– s a m e a s k i l n

P M

– n o t a d d r e s s e d

K i l n ( n o r m a l o p e r a t i o n )

E x i s t i n g

– N E S H A P L L L

P M

- 0

. 0 7 l b / t o n c l i n k e r

D / F

- 0

. 2 n g / d s c m T E Q ( 7 % O 2 )

M e r c u r y

- 5 5 l b / M M t o n s c l i n k e r

T H C

- 2 4 p p m v d ( 7 % O 2 )

H C l

- 3 p p m v d ( 7 % O 2 - o n l y f o r m a j o r s o u r c e s )

M o n i t o r i n g R e q u i r e m e n t s

C o a l M i l l S t a c k

P M

, D / F

- n o t a d d r e s s e d

M e r c u r y

- a n n u a l H g p e r f t e s t ( i f b e l o w m e t h o d

d e t e c t i o n f o r 2 c o n s e c

, e v e r y 3 0 m o n t h s )

,

e x h a u s t f l o w r a t e m o n i t o r [ R u l e t e x t d o e s n o t

s p e c i f y l o c a t i o n f o r H g m e a s u r e m e n t

- - p r e a m b l e

s u g g e s t s a f t e r c o a l m i l l s t a c k ]

T H C

- A n n u a l T H C p e r f o r m a n c e t e s t s [ 6 3

. 1 3 4 9 ( b ) ( 4 ) ( i ) ( D ) s p e c i f i e s T H C m u s t b e

m e a s u r e d u p s t r e a m o f t h e c o a l m i l l ]

H C l

- P e r f o r m a n c e t e s t e v e r y 3 0 m o n t h s [ 6 3

. 1 3 4 9 ( b ) ( 6 ) ( c ) p r e a m b l e s p e c i f i e s T H C m u s t

b e m e a s u r e d u p s t r e a m o f t h e c o a l m i l l

K i l n S t a c k

P M

- P M C P M S

, r o l l i n g 3 0 o p e r a t i n g d a y a v g

D / F

- t e m p e r a t u r e C M S

, r o l l i n g 3

- h r a v g

A c t i v a t e d c a r b o n i n j e c t i o n

- r e c o r d r o l l i n g 3

- h r

a v g i n j e c t i o n r a t e & r o l l i n g 3

- h r a v g A C I c a r r i e r

g a s p a r a m e t e r

M e r c u r y

- H g C E M S o r s o r b e n t t r a p

- b a s e d

i n t e g r a t e d m o n i t o r i n g s y s t e m

, e x h a u s t f l o w r a t e

m o n i t o r

, 3 0 d a y r o l l i n g a v g

T H C

- T H C C E M S

H C l

- ( 1 ) H C l C E M S & C P M S t o m o n i t o r w e t o r

d r y s c r u b b e r o r t r a y t o w e r p a r a m e t e r s

, o r ( 2 ) i f

e q u i p p e d w i t h w e t o r d r y s c r u b b e r o r t r a y t o w e r

,

o p t i o n t o u s e S O 2 C E M S

C l i n k e r p r o d u c t i o n

- W e i g h s c a l e s y s t e m

R e f e r e n c e § 6 3

. 1 3 5 0 K i l n E x h a u s t G a s 

### P M k 

### D / F k 

### H g k 

### T H C k 

### H C l / S O 2 k 

### T H C

c m ( t e s t o n l y )



### H C l

c m ( t e s t o n l y ) 

### H g c m ( t e s t o n l y )

S t a c k G a s F l o w @ 7 % O 2 

# S c e n a r i o 2

. S e p a r a t e C o a l M i l l S t a c k w i t h N o n

- K i l n H e a t S o u r c e

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l

M i l l K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n C o a l M i l l

E x h a u s t G a s

C o a l M i l l

H e a t S o u r c e ( N a t u r a l G a s

, e t c

. ) K i l n

E x h a u s t G a s S t a c k K i l n

E x h a u s t G a s S t a c k E m i s s i o n L i m i t s

C o a l M i l l

N S P S S u b p a r t Y

K i l n ( n o r m a l o p e r a t i o n )

E x i s t i n g

– N E S H A P L L L

P M

- 0

. 0 7 l b / t o n c l i n k e r

D / F

- 0

. 2 n g / d s c m T E Q ( 7 % O 2 )

M e r c u r y

- 5 5 l b / M M t o n s c l i n k e r

T H C

- 2 4 p p m v d ( 7 % O 2 )

H C l

- 3 p p m v d ( 7 % O 2 - o n l y f o r m a j o r s o u r c e s )

M o n i t o r i n g R e q u i r e m e n t s

C o a l M i l l S t a c k

S e e N S P S S u b p a r t Y

K i l n S t a c k

P M

- P M C P M S

, r o l l i n g 3 0 o p e r a t i n g d a y a v g

D / F

- t e m p e r a t u r e C M S

, r o l l i n g 3

- h r a v g

A c t i v a t e d c a r b o n i n j e c t i o n

- r e c o r d r o l l i n g 3

- h r a v g

i n j e c t i o n r a t e & r o l l i n g 3

- h r a v g A C I c a r r i e r g a s

p a r a m e t e r

M e r c u r y

- H g C E M S o r s o r b e n t t r a p

- b a s e d

i n t e g r a t e d m o n i t o r i n g s y s t e m

, e x h a u s t f l o w r a t e

m o n i t o r

, 3 0 d a y r o l l i n g a v g

T H C

- T H C C E M S

H C l

- ( 1 ) H C l C E M S & C P M S t o m o n i t o r w e t o r

d r y s c r u b b e r o r t r a y t o w e r p a r a m e t e r s

, o r ( 2 ) i f

e q u i p p e d w i t h w e t o r d r y s c r u b b e r o r t r a y t o w e r

,

o p t i o n t o u s e S O 2 C E M S

C l i n k e r p r o d u c t i o n

- W e i g h s c a l e s y s t e m

R e f e r e n c e § 6 3

. 1 3 5 0 P M k D / F k H g k T H C k H C l k c o n s t

, r e c o n s t

, m o d a f t e r A p r i l 2 8

, 2 0 0 8 : 

### B L D S

c m ( b a g h o u s e ) 

### C P M S

c m ( w e t s c r i b b e r o r o t h e r )

c o n s t

, r e c o n s t

, m o d b e f o r e A p r i l 2 8

, 2 0 0 8 : 

### T e m p c m 

# 2 a

. S e p a r a t e H e a t S o u r c e

K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## C o a l M i l l K i l n F u e l

( C o a l

, C o k e

, e t c

. ) 

## K i l n K i l n

E x h a u s t G a s S t a c k K i l n

E x h a u s t G a s S t a c k C o o l e r / C o a l M i l l

E x h a u s t A i r

C o o l e r

A i r 

## C o o l e r P M k D / F k H g k T H C k H C l k c o n s t

, r e c o n s t

, m o d a f t e r A p r i l 2 8

, 2 0 0 8 : 

### B L D S

c m ( b a g h o u s e ) 

### C P M S

c m ( w e t s c r u b b e r o r o t h e r )

C o n s t

, r e c o n s t

, m o d b e f o r e A p r i l 2 8

, 2 0 0 8 : 

### T e m p c m



## N o t e : A l k a l i b y p a s s e s a r e n o t s h o w n o n t h e d i a g r a m

, b u t a n y c o n f i g u r a t i o n

c o u l d i n c l u d e a n a l k a l i b y p a s s

. 

# 2 b

. C o o l e r H e a t S o u r c e

X X k 

### - M o n i t o r i n g L o c a t i o n f o r K i l n

X X

c m 

### - M o n i t o r i n g L o c a t i o n f o r C o a l M i l l

### September 2012

1 

### Su mmary of Coal Mill Configurations

I

. Scenario 1. Coal Mill Exhaust Routed Through Kiln or Kiln Stack (Total: 45 )

 Subtotal s by Scenario:

1a. Direct

- Fired Kiln, Separate Heat Source (19)

1b. Direct

- Fired Kiln, Kiln Exhaust Heat Source (10)

1c. Combined Coal Mill/Kiln Exhaust Gas Heat Source (13)

1d. Combined Coal Mill/Kiln Stack, Co o ler Exhaust Gas Heat Source (3)

II

. Scenario 2

. Separate Coal Mill Stack with Non

- Kiln Heat Source (Total: 31 )

 Subtotals by Scenario:

2a. Separate Heat Source (1)

2b. Cooler Heat Source (30)

III

. Scenario 3. Separate Coal Mill Stack with Kiln Heat Source (Total: 26)

1 One kiln data point missing is National Cement’s Encino (Lebec) California plant.