1156

- 1 (Adopted November 4, 2005) (Amended March 6, 2009 )

RULE 1 156

. FURTHER REDUCTIONS OF PARTICULATE EMISSION S FROM

CEMENT MANUFACTURING FACILITIES

(a) Purpose The purpose of this rule is to further reduce particulate matter (PM) emissions from cement
manufac turing facilities

.
(b) Applicability This rule applies to all operations
, materials handling
, and transport at a cement manufacturing facility
, including
, but not limited to
, kiln and clinker cooler
, material storage , crushing, drying, screening, milli ng, conveying, bulk loading and unloading system s , internal roadways
, material transport, and track

- out

.
(c) Definitions (1) BAG LEAK DETECTION SYSTEM (BLDS) means a system that meets the minimum requirements specified under U.S. EPA 40 CFR Part 63, Subp art LLL, Section 1350 (m) to continuously monitor bag leakage and failure. (2) CEMENT MANUFACTURING FACILITY means any facility that engages in
, or has
been engaged in prior to November 4, 2005, producing portland cement or associated products, as defined in the Standard Industrial Classification Manual as Industry No. 3241, Portland Cement Manufacturing. (3) CHEMICAL DUST SUPPRESSANT means any non

- toxic chemical stabilizer which is used as a treatment material to reduce fugitive dust emissions and its use is not prohibited by any other applicable law and meets all applicable specifications required by any federal, state, or local water agency. (4) CLINKER means a product from the kiln which is used as a feedstock to make

cement. (5) CLINKER COOLER means equ ipment into which clinker product leaving the kiln is placed to be cooled by air supplied by a forced draft or natural draft supply system. (6) CONVEYING SYSTEM means a device for transporting materials from one piece of equipment or location to another pi ece of equipment or

location within a facility. Conveying systems include, but are not limited to, the following: feeders, belt conveyors, bucket elevators and pneumatic systems. Formatted: Indent: Left: 0", Hanging: 1.38", Tabs: 1.38", Left + Not at 2.94"

Deleted: andRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 2 Formatted: Font color: Red

(7) CONTINUOUS OPACITY MONITORING SYSTEM (COMS) means a system
that meets min imum requirements specified under U.S. EPA 40 CFR Part 60, Appendix B, to continuously monitor opacity. (8) CONVEYING SYSTEM TRANSFER POINT means a point where any material including, but not limited to, feed material, fuel, clinker or product, is transfer red to or from a conveying system, or between separate parts of a conveying system. (9) COVERED CONVEYOR is a conveyor where the top and side portion of the conveyor are covered by a removable cover to allow routine inspection and
maintenance. (10) DUST SU PPRESSANTS are water, hygroscopic materials, or chemical stabilizers used as a treatment material to reduce fugitive dust emissions. (11) ENCLOSED CONVEYOR is any conveyor where the top, side and bottom portion of the conveyor system is enclosed except for points of loading and discharge and except for a removable cover to allow routine inspection and maintenance. (12) ENCLOSED SCREENING EQUIPMENT means screening equipment where the top portion of the equipment is enclosed, except for the area where the m aterials are loaded to the screening equipment. (13) ENCLOSED STORAGE PILE means any storage pile that is completely enclosed in a building or structure consisting of a solid roof and walls. (14) END OF WORK DAY means the end of a working period that may i nclude one or more work shifts, but no later than 8 p.m. (15) EXISTING EQUIPMENT means any equipment, process or operation having an existing valid AQMD permit that was issued prior to November 4, 2005

. (16) FACILITY means any source or group of sources or other air contaminant

- emitting activities which are subject to this rule and are located on one or more contiguous properties within the AQMD, in actual physical contact or separated solely by a public roadway or other public right

- of

- way, and are owned o

r operated by the same person (or by persons under common control), or an outer continental shelf (OCS) source as
determined in 40 CFR Section 55.2. Such above

- described groups, if noncontiguous, but connected only by land carrying a pipeline, shall not b e considered one facility. Sources or installations involved in crude oil and gas production in Southern California Coastal or OCS Waters and transport of such crude oil and gas in Southern California
Coastal or OCS Waters shall be included in the same fa cility which is under the same ownership or use entitlement as the crude oil and gas production facility on

- shore. (17) FINISH MILL means a roll crusher, ball and tube mill or other size reduction equipment used to grind clinker to a fine powder. Gypsum an d other materials may beRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 3 Formatted: Font color: Red

added to and blended with clinker in a finish mill. The finish mill also includes the air separator associated with the finish mill. (18) HAUL TRUCK means a diesel heavy

- duty truck that has a loading capacity equal to or greater th an 50 tons. (19) INACTIVE CLINKER PILE is a pile of clinker material that has not been disturbed, removed, and/or added to as a result of loading, unloading, and/or transferring activities for 30 (thirty) consecutive days. (20) KILN means a device, inc luding any associated preheater or precalciner devices that produce clinker by heating limestone and other materials for subsequent production of portland cement. (21) OPEN STORAGE PILE is any accumulation of materials which attains a height of three ( 3) feet or more or a total surface area of one hundred fifty (150) square feet or more. The open pile is defined as inactive when loading and unloading has not occurred in the previous 30 consecutive days. (22) OPERATOR means the operator of the ce ment manufacturing facility subject to this rule unless otherwise specified. (23) PAVED ROAD means a road improved by covering with concrete, asphaltic concrete, recycled asphalt, or asphalt. (24) RAW MILL means a ball, tube, or vertical roller mil l or other size reduction equipment used to grind materials to the appropriate size. Moisture may be added or removed from the materials during the grinding operation. A raw mill may also include a raw material dryer and/or air separator. (25) ROAD mea

ns any route with evidence of repeated prior travel by vehicles. (26) STABILIZED SURFACE means any previously disturbed surface area or open storage pile which, through the application of dust suppressants, shows visual or other
evidence of surface cru sting, is resistant to being the source of wind

- driven fugitive dust, and is demonstrated to be stabilized by the applicable test methods contained in the Rule 403 Implementation Handbook. (27) STREET SWEEPER is a PM 10 efficient street sweeper approved pursuant to Rule
1186

– PM 10 Emissions from Paved and Unpaved Roads & Livestock Operations.

(28) TOP PROCESS PARTICULATE EMITTERS means: (A) process equipment, including but not limited to the kiln, clinker cooler, raw mill, and finish mill, vented t

o air pollution control equipment, except open

- top baghouses, that account for 60% of the total process particulate emissions at Deleted: (19)

Deleted: (20)

Deleted: 20

Deleted: (21)

Deleted: (22)

Deleted: (23)

Deleted: (24)

Deleted: (25)

Deleted: (26)

Deleted: (27)Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 4 Formatted: Font color: Red

the facility, for the requirement of using BLDS or COMS under paragraph (e)(2); or (B) process equipment, including but not lim ited to the kiln, clinker cooler, raw mill, and finish mill, vented to air pollution control equipment, that account for 80% of the total process particulate emissions at the facility for the monitoring, source testing and recordkeeping requirements under paragraph (e)(3), (e)(8) and subparagraph (f)(2)(D). (29) TRACK

- OUT means any material that adheres to and agglomerates on the exterior surface of motor vehicles, haul trucks, and equipment (including tires) that has been released onto a paved road and can be removed by a vacuum sweeper or a broom sweeper under normal operating conditions. (30) VERIFIED FILTRATION PRODUCT means filtration products that are verified under the U.S. EPA Environmental Technology Verification program (ETV). (31) WET SUPPRESSION SYSTEM means a system that supplies ultra

- fine droplets of water or chemical dust suppressant by atomization through means of using compressed air or applying high pressure as specified by manufacturers to minimize dust

. (32) WIND

- DRIVEN FUGITIVE DUST means particulate matter emissions from any disturbed surface area which is generated by wind action alone. (33) WIND FENCE means a system consisting of a stand alone structure supporting a wind
fenc e fabric. The wind fence fabric shall have maximum porosity of 20%.

(d) Requirements The operator shall comply with the following requirements unless otherwise stated. (1) Visible Emissions (A) The operator of a facility shall not cause or allow the discharge into the atmosphere of visible

emissions exceed

ing 10 percent opacity based on an average of 12 consecutive readings from any operation at the facility
, except open piles
, road

ways and unpaved areas
, using EPA Opacity Test Method 9

. (B ) For open piles

, roadways and other unpaved areas , the operator of a facility shall not cause or allow the discharge into the atmosphere of visible emissions
exceed ing 20 percent opacity based on an average of 12 consecutive readings;

or 50 percent opacit

y based on 5 individual consecutive readings using SCAQMD Opacity Test Method 9B

. ( C ) The operator of a facility shall not cause or allow any visible dust plume from exceeding 1 00 feet in any direction from any operations at the facility. (2) Loading, Unlo ading, and Transferring Deleted: (28)

Deleted: (29)

Deleted: (30)

Deleted: generated from a primary crusher

Deleted: (31)

Deleted: visible

Deleted: (32)

Deleted: by May 4, 2006Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 5 Formatted: Font color: Red

( A ) The operator shall conduct material loading and unloading to and from trucks, railcars, or other modes of material transportation through an enclosed system that is vented to SCAQMD permitted air pollution control equipment that meet s the requirement s in paragraph (d)(6) and subparagraph (d)(1)(A) and is operated during loading and unloading activities. In the event the system consists of a building, t

he enclosed building shall have openings with overlapping flaps, sliding doors or other equally effective devices, as approved by the
Executive Officer

to meet the requirement in sub paragraph (d)(1)(A) , which
shall remain closed

, except to allow trucks and railcars to enter and leave. ( B ) The operator shall cover or enclose all conv eying system s and enclose all transfer points. During all conveying activities, the enclosed transfer points and enclosed conveying systems shall be vented to a permitted air pollution control
device that meets the requirement s in subparagraph (d)(1)(A) and paragraph (d)(6) and is operated during all conveying activities

. The enclosure shall have access doors to allow routine inspection and maintenance. ( C ) The operator shall apply dust suppressants as necessar y during material loading, unloading, and transferring activities, and at conveying system transfer points to dampen and stabilize the materials transported and prevent visible dust emissions generated to meet the requirement in sub paragraph (d)(1) (A)

. ( D ) The operator shall install and maintain as necessary dust curtains, shrouds, belt

scrapers, and gaskets along the belt conveying system to contain dust, prevent spillage and carryback in order to minimize visible emissions

. ( E ) The operator shall use app ropriate equipment including
, but not limited to
, stacker s or chute s , as necessary , to minimize the height from which materials fall into storage bin s , silo s , hopper s or open stock pile s and reduce the amount of dust generated

to meet the r

equirements i

n paragraphs (d)(1) and (d)(6)

. ( 3 ) Crushing, Screening, Milling
, Grinding, Blending, Drying, Heating, Mixing, Sacking, Palletizing, Packaging, and Other Related Operations ( A ) The operator shall enclose crushing, screening, m illing, grinding, blending,
dr ying, heating, mixing, sacking, palletizing, packaging and other related operations . The enclosed system shall be vented to permitted control equipment that meets the requirements in paragraph (d)(6) and subparagraph (d)(1)(A) . The control equipment shal l be operated during these operations. ( B ) In lieu of the configuration described in subparagraph (d)(3) (A)
, the operator of

a primary crusher installed and operated prior to November 4, 2005 ma y use wind fences on at least two sides of the primary crusher with one side facing the Deleted: T he covered or enclosed system
Deleted: equipment

Deleted: ; and

Deleted: ofRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 6 Formatted: Font color: Red

prevailing winds . The structure shall be equipped and operated with a wet suppression system. To implement this, the operator shall submit a permit modification application by May 4, 2006 for a primary crusher to enable the
Exec utive Officer to develop permit conditions to ensure that this air pollution control system is designed and operated to minimize particulate emissions. ( C ) The operator shall apply dust suppressants , as necessary, during all operations to dampen and stabi lize the materials processed and prevent visible emissions generated to meet the requirements in subparagraph (d)(1)(A). (4) Kilns and Clinker Coolers
T he operator shall not operate the kilns and clinker coolers unless the kilns and clinker coolers are vented to air pollution control equipment that meets the requirements in paragraph (d)(6) and subparagraph (d)(1)(A). (5) Material Storage (A) An

operator that

store s raw materials and products in a silo, bin or hopper shall

vent the silo, bin or hopper to an air pollution control device that meets the requirement s in sub paragraph (d)(1) (A) and paragraph (d)(6). (B) No later than September 8, 2009, the operator shall conduct all clinker material storage and handling in an enclosed storage area that meets the requirements in subparagraph (d)(1)(A) and paragraph (d)(6 ). The enclosed storage area s

hal l have opening ( s ) covered with overlapping flaps
, and sliding
door ( s ) or other equivalent device(s) approved by the Executive Officer, which
shall remain closed at all times, except to allow vehicles to enter or exit

. P rior
to the completion and

opera tion of the enclosure , all clinker materials shall be
stored and handled in the same manner as non

- clinker materials as set forth in subparagraph (d)(5)( D ). (C) I f clinker material storage and handling activities occur more than 1,000 feet from, and inside
, the facility property

- line, the operator may comply with all of the following in lieu of the requirements of subparagraph (d)(5)(B) no later than September 8, 2009: (i) U tilize a three

- sided barrier with roof, provided the open side is covered with a wind fence material of a maximum 20% porosity, allowing a removable

opening for vehicle access . The removable wind
fence for vehicle access ma

y be removed only during minor or routine maintenance activities, the creation or reclamation of outside storage piles, the importation of clinker from outside the facility, and reclamation of plant clean

- up materials. The removable opening shall be less than Formatted: No underline, Font color: Red

Formatted: Font: Italic, Font color: Red

Formatted: No underline, Font color: Red

Formatted: Indent: Left: 1", Hanging: 0.5", Line spacing: A t least 18 pt, Numbered + Level: 3 + Numbering

Style: A , B, C ,

... + Start at: 3 + Alignment: Left + Aligned at: 1.38" + Tab after: 1.63" + Indent at: 1.63", Tabs: Not at 1.63" Deleted: , as necessary,
Deleted: ( six months from date of adoption )

Deleted: De cember 31, 2006, or no later than one (1) calendar year fro m the date the following thresholds are exceeded
, Deleted: store clinker

Deleted: By

Deleted: if the

Deleted: total area for open clinker storage at the facility is more than four

Deleted: (4) acres, or if t he facility cumulative 12

- month rolling average

Deleted: loading/unloading rate of clinker (or processing rate of clinker) is

Deleted: more than 80,000 tons per month.

Deleted: or
Deleted:

, Deleted: date

Deleted: enclos ed storage area

Deleted: storage area
Deleted: , the operator shall comply with the requirements

Deleted: C

Deleted: ( six months from date of adoption ) :Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 7 Formatted: Font color: Red

50% of the total surface area of the wind fence and the amount of time
shall be minimized to the extent feasible ; (ii) S torage and handling of material that is immediately adjacent to the
three

- sided barrier due to space limitations inside the structure sh all be
contained within a

n area next to the structure with a wind fence on at
least two sides
, with at least a 5 foot freeboard above the top of the storage pile

to provide wind sheltering
, and shall be

completely covered with an impervious tarp, revealing only the active disturbed portion during material loading and unloading activities ; (iii) S tor

age and handl ing of

other active clinker material shall be conducted within an area surrounded on three sides by a barrier or wind fence s with one side of the wind fen ce facing the prevail

ing wind and at least a 5

- foot freeboard above the top of the storage pile to provide wind sheltering . The clinker shall remain completely covered at all times with an impervious tarp, revealing only the active disturbed portion durin g material loading and unloading activities . The barrier or wind fence shall extend at least 20 feet beyond the active portion of the material at all times; and (iv) Inactive clinker material may be alternatively stored using a continuous and impervious tarp
, covered at all times, provided records are kept demonstrating the in active status of such stored material. ( D ) For active open non

- clinker material storage and handling
, the operator shall

c omply with one of the following to meet the requirement s of subparagraphs (d)(1)(B) and (d)(1)(C) : (i) Apply chemical dust suppressants to stabilize the entire surface area of the pile, except for areas of the pile that are actively disturbe d during loading and unloading activities; or (ii) Install and maintain a three

- sided barrier or wind fences with one side facing the prevailing winds and with at least two feet of visible freeboard from the top of the storage pile to provide wind shelteri ng, maintain surface stabilization of the entire pile in a manner that meets the performance standards of subparagraphs (d)(1)(B) and (d)(1)(C), and store the materials completely inside the three

- sided structure at all times; or (iii) Install and maintain a thr ee

- sided barrier with roof, or wind fences with roof, to provide wind sheltering; maintain the open

- side of the storage Formatted: Indent: Hanging: 0.5", Numbered + Level: 4 + Numbering Style: i, ii, iii,

... + Start at: 3 + Alignment: Left + Aligned at: 1.75" + Tab after: 2" + Indent at: 2" Deleted: (C)

Deleted: piles

that do don’t meet the criteria in subparagraph (d)(5)(B)

Deleted: by May 4, 2006Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 8 Formatted: Font color: Red

pile stabilized in a manner that meets the performance standards of subparagraphs (d)(1)(B) and (d)(1)(C), and store the materials compl etely inside the three

- sided structure at all times; or (iv) Install and maintain a tarp over the entire surface area of the storage pile, in a manner that meets the performance standards of subparagraphs (d)(1)(B) and (d)(1)(C), except for areas of the pile th at are actively disturbed during loading and unloading activities. The tarp shall remain in place and provide cover at all times. (E) All inactive non

- clinker piles shall be stored and handled in the same manner as

non

- clinker materials, as set forth in subparagraph (d)(5)(D). The operator shall keep reco

rds demonstrating the inactive status of the non

- clinker piles

. (F) For open storage piles subject to sub paragraph (d)(5)( D ) , the operator shall apply chemical dust suppressants or dust suppressants during any material loading and unloading to/from the open piles; and re

- apply chemical dust suppressants or dust suppressants to stabilize the disturbed surface areas of the open piles at the end of each work day in which loading and unloading activities were performed to meet the perfo rmance standards of subparagraphs (d)(1)(B) and (d)(1)(C) . (6) Air Pollution Control Device (A) The operator shall install and maintain an air pollution control system referred to
in paragraphs (d)(2)
, (d)(3)
, (d)( 4 ) and (d)(5) to meet the following performan ce standards measured with the approved source test in subdivision (g): (i) an outlet concentration of 0.0 1 grain PM per dry standard cubic feet for equipment installed prior to November 4, 2005 ; and (ii) a BACT

outlet concentration not to exceed 0.005 grain PM p er dry standard cubic feet for equipment installed on and after November 4,
2005

. (B) The operator shall install and maintain a baghouse ventilation and hood system
that meets a minimum capture velocity requirement specified in the applicable
standards of the U.S. Industrial Ventilation Handbook , American Conference of Governmental Industrial Hygienists
, at the time of installation . If modification to the baghouse ventilation and hood system is required to meet the applicable standard, the operator shall b e granted additional time up to December 31,
2006 to complete this process

. Deleted: (D)

Deleted: By February 2, 2006
, the operator shall comply with one of the requirement in subparagraph (d)(5) (C) for all inactive open storage piles. The operator shall keep records to demonstrate status of inactivity. ¶ (E)

Deleted: C

Deleted: and (d)(5)(D)Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 9 Formatted: Font color: Red

( C ) The operator shall meet the requirements in paragraph (d)(6) by December 31, 2006 for pulse

- jet baghouses
, and by December 31, 2010 for non

- pulse

- jet baghouses. ( D ) To show inc remental progress towards the December 31, 2010 compliance
date for non

- pulse

- jet baghouses
, the operator shall submit to the Executive
Officer a list of baghouse candidate s for future modification or replacement by December 31, 2006. In addition, the ope rator shall submit a notification letter by D ecember 31 of each

y ear thereafter
, starting in 2006

, to demonstrate that
the operator has completed at least 20% of the modification or replacement by 2006; 40% by 2007; 60% by 2008, 80% by 2009; and 100% by 20 10

. (7) Internal Road

way s and Areas (A) Unpaved Road

way s and Areas (i) For haul roads

used by haul trucks to carry materials from the quarry to different locations within the facility , t he operator shall apply chemical dust suppressants i

n sufficient quan

tity and at least twice a year to stabilize the entire unpaved haul road surface; post signs at the two ends stating that haul trucks shall use these roads unless traveling to the
maintenance areas ; and enforce the speed limit o f 35 miles per hour or
less to comply with the opacity limits in paragraph (d)(1)

. (i i ) For other unpaved roadways and areas, t he operator shall apply chemical dust suppressants in sufficient quantity and at least twice a year to stabilize the surface, or apply gravel pad containing 1

- inch or larger washed gravel to a depth of six inches; and enforce a speed limit of 15 miles per hour or less to comply with the opacity limits in paragraph (d)(1)

. ( B ) Paved Roads The operator shall sweep all internal paved roads at least once each regu lar
work day or more frequent ly if necessary

to comply with the opacity limit s in paragraph (d)(1). Sweeping frequency may be reduced on weekends
, holidays , or days of measurable precipitation provided that the operator compl ies with the opa

city limits in

paragraph (d)(1) at all times. Sweepers purchased or leased after November 4, 2005 shall be Rule 1186

- certified

sweeper s

. (8) Track

- Out (A) The operator shall pave the closest 0.25 mile s of internal roads leading to the public roadways and ensure that al l trucks use these road s exclusively when Formatted: No underline, Font color: Auto

Formatted: No underlineRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 10 Formatted: Font color: Red

leaving the facility to prevent track

- out of dust to the public roadways and to comply with the opacity limits in paragraph (d)(1)

. (B) If necessary

to comply with the opacity limits in paragraph (d)(1) , t he operat

or shall install a rumble grate
, truck washer, or wheel washer ; and ensure that all trucks go through the rumble grate , truck washer or wheel washer such that the
entire circumference of each wheel or truck is cleaned before leaving the facility

. (C) To pr

event material spillage from trucks to public roadways and fugitive dust emissions during transport
, a truck driver on the facility shall ensure that the

cement truck hatches are closed and there is no track

- out , and the operator shall provide truck cleani ng facilities on

- site

. (D) The operator shall provide , at least once each calendar year, the “Fugitive Dust Advisory” flyers

prepared by the District

to any company doing business with the facility and which is subject to the requirements in subparagraph ( d)(8)(C)

. (9) No Backsliding To prevent any backsliding from the current level of control, the operator shall operate and maintain all existing equipment according to permit conditions stated in the permits approved by the Executive Officer prior to Novemb er 4, 2005 at all times. (10) Compliance Monitoring Plan (A) No later than June 8, 2009
, , the operator shall submit to the Executive Officer a complete compliance plan for wind monitoring and the monitoring
, sampling
, and analys is of hexavalent chromiu m , and pay a plan evaluation fee pursuant to
Rule 306

–

Plan Fees. The submitted plan will be disapp r oved if it does not meet the provisions of subpar a g raph (d)(10)( B )

. The operator shall resubmit an approvable plan within 30 days from date of disapproval; otherwise, the operator shall be deemed in violation of this provision

. (B) The monitoring plan submitted shall contain, at a minimum, the following: (i) Siting and monitoring protocols that comply with EPA’s and CARB’s guidance and/

or protocols for measurement of hexavalent chromium, wind direction, and wind speed. A minimum of three fence

- line monitoring stations are required for hexavalent chromium: one upwind
and one downwind of the facility under the common prevailing wind
direc tion s , and one subject to approval by the Executive Officer to ensure maximum effectiveness of the monitoring to the most potentially affected receptor , such as nearest residential or business receptors relative to clinker storage areas or potential hexava lent chromium emitting sources

. Formatted: Indent: Hanging: 1", Line spacing: A t least 18 pt, Numbered + Level: 1 + Numbering Style: 1, 2, 3,

... + Start at: 10 + Alignment: Left + Aligned at: 1.25" + Tab after: 1.5" + Indent at: 1.5", Tabs: 1", List tab + Not at 1.5"

Formatted: Font: Italic, Font color: Auto

Formatted: No underline, Font color: Auto

Formatted: Bullets and Numbering

Formatted: Check spelling and grammar Deleted: ( three months from date of adoption)Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 11 Formatted: Font color: Red

(ii) Breakdown provisions which include: (1) a statement that the operator will notify the Executive Officer in writing of the breakdown within 24 hours of its occurrence. If the breakdown occurs on a Friday, over a

w eekend, or on a national or state holiday observed by the facility

, the facility shall report such breakdown on the following work day; (2) a repair schedule; and (3) an action plan with detailed measures to be taken by the operator to ensure that there wi ll be at least 70 % data capture at each site by each monitoring system; (iii) Consent from the operator that allows the Executive Officer to conduct

any co

- located or

audit sampling at any time; (iv) Sampling analysis protocols that comply with EPA and CA RB’s appropriate guidance and/or protocols for hexavalent chromium. All samples shall be analyzed at a District

- approved laboratory, which can be audited at any time; and (v) Any other relevant data and information required by the Executive
Officer. (C) The E

xecutive Officer shall approve or disapprove the complete plan within 60 days from the submittal date. (D) The operator may file for a c ompliance m onitoring p lan amendment in the future
relative to mon

itor siting or other elements of the plan as more site

- spec ific data
becomes available. (11 ) Hexavalent Chrome Monitoring and Other Requirements
No later than six months fr o m compliance plan approval or March 1, 2010 , whi

ch ever occurs first
, the operator of a cement manufacturing facility shall conduct hexavalent
chromium ambient air monitoring as follow s : ( A ) The operator shall conduct ambient air monitoring for hexavalent chrom ium in
accordance with the approved monitoring plan set forth in subparagraph (d)(10)(B) or (d)(10)(D), as applicable . The hexavalent chr om ium
concentration from

a 30

- day rolling average at each monitoring station shall not exceed 0.7 0

nanogram

s per cubic meter (ng/m 3 ) , excluding background

. 24

- hour sampling shall be conducted once every third day according to the EPA 1

- in

- 3

- day sampling c

alendar. For monitoring sample retrieval in which collection occurs on a weekend or facility observed national or state holiday, the sample may be collected the following business day. ( B ) The operator may conduct 24

- hour sampling once every six days fo r hexavalent chrom ium if there is no single exceedance of the 0.7 0 ng/m 3 level during 12 Formatted: Indent: Left: 1", Hanging: 0.5", Line spacing: A t least 18 pt, Numbered + Level: 3 + Numbering

Style: A , B, C ,

... + Start at: 1 + Alignment: Left + Aligned at: 1.38" + Tab after: 1.63" + Indent at: 1.63", Tabs: 1.5", List tab + Not at 1.63"

Formatted: Check spelling and grammar
Formatted: Check spelling and grammar
Formatted: Indent: Left: 0.5", Line spacing: A t least 18 pt, No bullets or numbering

Formatted: Indent: Left: 1", Line spacing: A t least 18 pt

Formatted: Indent: Left: 1", Hanging: 0.5", Tabs: 1.5", Left + Not at 2"Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 12 Formatted: Font color: Red

continuous months of monitoring. On this sampling schedule, t he hexavalent
chrom ium concentration from

a 90

- day rolling average at each monitoring station shall not e

xceed 0.7 0 ng/m 3 , excluding background

. If there is an
exceedance while on this sampling schedule, sampling shall immediately revert back to once every three days. For monitoring sample retrieval in which collection occurs on a weekend or facility observ ed national or state holiday, the sample may be collected the following business day. ( C ) For facilities that elect to c omply with (d)(5)(C), any exceedance of the concentrations listed in

clauses (d)(1 1 )(A) or (d)(1 1 )( B ) will require enclosure
of all clin ker materials storage and handling if the Executive Officer confirms
, through wind event monitoring data
, that the cement manufacturing facility is the
source of violation

. T he facility operator may select one of the following enclosure schedule: 25% of the facility’s five

- year annual average clinker
material stored

and handled

, by weight, no later than 12 months from t he date
of the exc e edance; and an incremental 25% per subsequent year until completion ; or complete the total enclosure within 24 months f rom the date of
exceedance. ( 12) Particulate Matter (PM10) Monitoring and Other Requirements The operator of the cement manufacturing facility who accrues three or more approved
notices of violation for an exceedance of the upwind/downwind level specified in Rule
403 within a 36

- month period shall conduct PM10 ambient air monitoring . An
amendment to the c ompliance m onitoring p lan

to include PM10 monitoring protocols and procedures shall be filed within 90 days of the date of the third approved notice of

v iolation . T

he monitoring equipment shall be installed and operated within 6 months
from the date of modified plan approval and no later than one year from the date of the third approved notice of violation. (A) The operator shall conduct continuous and re al

- time ambient air monitoring for PM10, using a continuous monitoring system, in accordance with a monitoring plan approved by the Executive Officer in a manner as set forth in subpara graph s (d)(10) (B) or (d)(10)( D ) , as applicable . The differences of
PM1 0 concentrations from any two monitoring sites which represent upwind
and downwind concentrations shall not exceed the amount and averaging time period specified in Rule 403. (B) The operator shall apply d ust suppressants on all openly stored non

- clinker

m aterials, unpaved roads, and unpaved areas within the facility
, as well as take steps to decrease clinker dust, if the PM10 difference(s) set forth in Rule 403 are exceeded at any time. Formatted: Normal, Justified, Indent: Left: 1", Hanging: 0.5", Line spacing: A t least 17 pt, Tabs: 1.5", Left + 5.63", Left

Formatted: Indent: Left: 1"

Formatted: Indent: Left: 1", Tabs: 1.5", Left + Not at 2"Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 13 Formatted: Font color: Red

( 13 ) Wind Monitoring ( A ) No later than September 8, 2009
, the operator shall install and operate wind monitoring equipment to

conduct hourly wind monitoring according to a protocol approved by the Executive Officer.

( B ) On and after the date of operation of the wind monitoring equipment pu rsuant to subparagraph (d)(13)( A )
, the operator shall cease all open handling of clinker material for a two

- hour period in the event that instantaneous wind speeds exceed 25 miles per hour (mph) , and if such wind speeds subsequently

exceed 25 mph , a new tw o

- hour period shall begin

. During the
aforementioned two

- hour period, the facility w ould be exempt from the requirement of subparagraph (d)(1)(C) if the open handling of clinker material is ceased, provided that dust
control s as required by District rules are applied; and unpaved roads are stabilized upon register
of the high wind event

via the wind monitoring equipment

. (e) Monitoring and Source Testing (1) For the kilns and

clinker coolers, the operator shall continuously monitor and record operating param

eters including

, but not limited to
, flue gas flow rates and pressure drops across the baghouses to monitor baghouse performance and ensure compliance with the opacity limit in subparagraph (d) (1)(A)

. (2) For all new baghouses greater than or equal to 10,000 a ctual cubic feet per minute, and
for all existing bahouses of the top process particulate emitters as defined under subparagraph (c)( 28 )(A ) , the operator shall install, operate, calibrate and maintain a
C OMS or BLDS to monitor baghouse performance and en sure compliance with the opacity limit in subparagraph (d)(1)(A)

. ( 3) The operator shall conduct visible emission observations with EPA Method 22 for process equipment equipped with air pollution control equipment at the following frequency: (i) Weekly f

or top process particulate emitters defined under subparagraph (c)( 28 )(B) that are not equipped with BLDS or COMS ; (ii) Monthly for top process particulate emitters defined under subparagraph (c)( 28 )(B) that are equipped with BLDS or COMS; a nd (iii) Monthly

for other process equipment. (4) The

operator shall monitor and record pertinent o perating parameters
, such as pressure drops
, according to the Operation and Maintenance Procedure in paragraph ( e )( 1 2 ) to monitor the performance of air pollution control equipment and ensure compliance with
the opacity limit in subparagraph (d) (1)(A)

. Formatted: Check spelling and grammar

Formatted: Indent: Left: 0.5", Hanging: 0.5", Line spacing: A t least 18 pt, No bullets or numbering

Formatted: No underline

Formatted: No underline

Formatted: No underline

Formatted: No underline

Formatted: Space Before: 12 pt, Line spacing: A t least 18 pt

Formatted: Font: Italic Deleted: ( six months from date of adoption)
,

Deleted: ¶

Deleted: 2 7

Deleted: bas

is

Deleted: 2 7

Deleted: basis

Deleted: 2 7

Deleted: basisRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 14 Formatted: Font color: Red

( 5 ) If the operator receives an alarm from the BLDS, or COMS, the operator shall immediately conduct an EPA Method 22 test and implement all necessary c orrective
actions to minimize emissions. ( 6 ) If the operator ob serves visible emissions during any EPA Method 22 test , the operator shall immediately implement all necessary corrective actions to minimize emissions, and
conduct EPA Method 9 test within on e hour of any observation of visible emissions. ( 7 ) For the kilns and clinker coolers, the operator shall conduct an annual compliance source test in accordance with the test methods in subdivision (g) to demonstrate compliance with the emission limit(s) i n subdivision (d). The first annual compliance
source test in accordance with an approved source test protocol shall be conducted
within ninety

( 9 0) calendar days after the compliance date specified in subdivision (d). The operator shall submit a source test protocol to the Executive Officer no later than sixty (60) calendar days prior to the proposed test date for the Executive Officer's approval for the first compliance source test. The testing frequency may be reduced to once every 24 calendar months if the two most recent consecutive annual source tests demonstrate compliance with the limits

. Upon notification by

the Executive Officer, t

he testing frequency shall be rever t ed back to annual testing if any subsequent source test
fails to demonstrate c

ompliance with the limits

. In lieu of annual testing, any operator who elects to use all verified filtration products in its baghouse s shall conduct a compliance test every five years. ( 8 ) By February 4 , 2006 , t he operator shall provide the Executive Officer a list of the top
process particulate emitters as defined under subparagraph (c)( 28 )(B), and the proposed testing schedule for these equipment . The operator shall conduct compliance

source tests on representative baghouses within each process s ystem and submit test
results for these processes every 5 years, with at least two source tests conducted in any calendar year. If there are any changes to the list of equipment to be tested or the testing schedule , the operator shall notify the Executive Officer 60 calendar days before
the test date. ( 9 ) The operator shall not be required to test non

- operational equipment , which is not in operation for at least 6 consecutive months prior to scheduled testing
, as indicated in paragraph (e)( 8 ) provided tha t the operator shall conduct such test within one month after resuming operation. ( 10 ) During any compliance source test, the operator shall monitor and record, at a minimum, all operating data for the selected operating parameters of the control equipment and the process equipment and submit this data with the test report. Deleted: t he

Deleted: 2 7Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 15 Formatted: Font color: Red

( 1 1 ) The operator shall submit a complete test report for any compliance source test to the Executive Officer no later than sixty (60) calendar days of completion of the source test. ( 1 2 ) Operation and Maintenance Procedures (A) The operator shall develop and implement an Operation and Maintenance Procedure to ensure that the performance of the air pollution control equipment is continuously maintained and operated. The Operation and Ma intenance
Procedure shall include
, at a minimum
, information on monitoring and
record k eeping procedures, routine maintenance procedures, corrective and preventive actions for the air pollution control equipment, and training related to EPA Method 22, EPA Opacity Test Method 9 and SCAQMD Opacity Test
Method 9B , and other applicable information to demonstrate compliance with
this rule

. (B) The operator shall develop and implement an Operation and Maintenance Procedure that would require sufficient maintena nce of internal roadways and

areas, prompt cleanup of any pile of material spillage or carry

- back, and application of chemical dust suppressant or other dust control methods to
maintain surface stabilization of the open piles , spillage and carry

- back to en

sure compliance with the opacity standards in paragraph (d)(1) at all times. (C) The operator shall develop and maintain the Operation and Maintenance Procedures described under subparagraphs ( e )( 1 2 )(A) and (e)( 1 2 ) (B) within 6
months after November 4 , 200 5
, and shall make the Operation and
Maintenance Procedures available to the Executive Officer upon request

.
(f) Reporting and Recordkeeping ( 1 ) The operator shall maintain all records and information required to demonstrate compliance

with the provisions o

f this rule in a manner approved by the Executive Officer for a period of at least five years which shall be made available to the Executive Officer upon request. ( 2 ) The operator of a facility shall keep, at a minimum, the following records to demonstr ate compliance: (A) Daily r

ecords of applying chemical dust suppressants, watering, sweeping and cleaning activities; ( B ) A ppropriate records , on at least a monthly basis, for primary crushers, kilns, raw mills, and finish mills, production records of clin kers and cements and
records of raw materials delivered to the facility in order to determine emissions ; Deleted: a ndRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 16 Formatted: Font color: Red

( C ) T est reports to demonstrate compliance with the emission standards in subdivision (d) including

, but not limited to
, PM emission rates, and opacit y readings ; ( D ) Records of equipment malfunction and repair for the air pollution control equipment of the top process particulate emitters specified under subparagraph (c)( 28 )(B) ; (E) Daily records of all material handling , including loading and un loading, and storage pursuant to paragraph s (d)( 2 ) and (d)(5) ; (F) M onitoring data pursuant to subparagraphs (d)(11)
, and (d)(12) as applicable
, and supporting document ation , including, but not limited to chain s of custod y and lab oratory results ; ( G ) Hour

ly records of wind speed and direction pursuant to subparagraph

(d)(1 3 ) ; (H) Records of all maintenance activities pursuant to clause (d)(5)(C) (i) and paragraph (h)(7), including any equipment testing after the repairs and duration
of wind fence removal

; ( I) Records of clinker pile reclamation, importation, and transport pursuant to clause (d)(5)(C) (i), including duration of wind fence removal ; and (J) Records of all vehicle traffic and monthly average road trips pursuant to paragraph (h)(4). ( 3 ) Monitoring data shall be reported monthly to , and in a n electronic format specified by,
the Executive Officer . In the event the facility operator finds that an exceedance of the
levels s pecified in subparagraphs (d)(1 1 )(A), (d)( 11 )( B ) , or (d)(1 2 )(A) as applicable
h as occurred, the operator shall report in writing such finding to the Executive Officer
, and follow up with a phone call the next business day after such finding

.
(g) Test Methods and Calculation (1) The operator shall use the following source test methods , as applicable, to determine the
PM emission rates. All source test methods referenced below shall be the most recent version issued by the respective organization. All test results in units of grains/dscf shall
be determined as before the addition of a ny dilution or air, if present, that was not a part of the stream(s) processed by the device that was tested. (A) SCAQMD Source Test Method 1 .1 or 1.2

– Velocity and Sample Traverse Points; (B) SCAQMD Source Test Method 2 .1 or 2.3

– Stack Gas Flow Rate; (C) SCAQMD Source Test Method 3 .1

– Stack Gas Density; (D) SCAQMD Source Test Method 4 .1

– Stack Gas Moisture; Formatted: Indent: Left: 0.5" Deleted: and

Deleted: 27

Deleted:

.

Deleted:Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 17 Formatted: Font color: Red

(E) SCAQMD Source Test Method 5.2 or 5.3

- Determination of Particulate
Matter Emissions in which reagent grade acetone shall be used to recover samples from the components of the sampling train located before the particulate filter ; (F) EPA Source Test Method 5 with the impinger analysis may be used in lieu of SCAQMD Source Test Method 5.2 or 5.3. (G) EPA Source Test Method 5D with the impinger an alysis may be used to measure PM emissions from positive pressure fabric filters

. (2) Measurement of particulate matter emissions from the cement kiln shall provide for a correction of sulfur dioxide emissions collected in the particulate matter samples. Any measured gaseous sulfur dioxide emissions shall be excluded from the measurement of particulate matter emissions by subtracting from the mass of material collected in any impingers a mass equivalent to the amount of measured sulfur dioxide emissions ba sed upon sulfuric acid d

i hydrate as specified in SCAQMD Source Test Methods 5.2 or
5.3. (3) Source tests for PM shall be taken and the average of the samples shall be used to determine the applicable emission rate in accordance with the following requireme nts: (A) Simultaneous duplicate samples shall be obtained unless the operator demonstrates to the satisfaction of the Executive Officer that it is not physically feasible to do so, in which case the operator shall take sequential triplicate samples; (B) All sample s must have minimum sampling volume of 120 cubic feet or a minimum PM catch of 6 milligrams per sample shall be collected; (C) For duplicate samples, the source test shall be deemed invalid if the difference between the two samples is greater than 35% of the a verage of the two samples in the applicable units specified in subdivision (d) and if the difference between the sample catches normalized to the average sampling volume is greater than 3.5 milligrams. If the source test is deemed invalid, the test shall be repeated;
and (D) For triplicate samples, upon approval of the Executive Officer or designee, if the operator can demonstrate that the process conditions including
, but not limited

to , the throughput, quantity, type, and quality of all feedstock to the equipment process, and the emission control equipment conditions have not changed throughout the sequential test period, then the operator may apply the Dixon outlier test at the 95% significance level to check for and discard one outlier,Rule 1156 (Cont.) (Amended March 6, 2009)

1156

- 18 Formatted: Font color: Red

and shall use th

e average of the two remaining samples to determine PM
emissions. ( 4 ) The operator may use alternative or equivalent source test methods, as defined in U.S. EPA 40 CFR 60.2, if they are approved in writing by the Executive Officer, the
California Air Resou

rces Board, and the U.S. Environmental Protection Agency. ( 5 ) The operator shall use a test lab oratory approved under the SCAQMD Laboratory Approval Program for the source test methods cited in this subdivision if such approved
lab exists. If there is no approved lab oratory , then approval of the testing procedures used by the laboratory shall be granted by the Executive Officer o n a case

- by

- case basis based on appropriate SCAQMD protocols and procedures

. ( 6 ) The operator shall use the methods specified in the SCAQMD Rule 403 Implementation Handbook to determine threshold friction velocity and stabilized
surface ; and EPA Opacity Test Method 9 and Method 22
, or SCAQMD Opacity Test Method 9B to determine opacity

. ( 7 ) When more than one source test method or se t of source test methods are specified for any testing, the application of these source test methods to a specific set of test conditions is subject to approval by the Executive Officer. In addition, a violation established by any one of the specified sou rce test methods or set of source test
methods shall constitute a violation of the rule.

(h) Exemptions (1) The operator is exempt from installing a three

- sided barrier or enclosure
, or using the test methods in the SCAQMD Rule 403 Implementation Handbook for the demonstration of surface stabilization for open storage piles if 90% of the pile’s mass consists of materials that are larger than 1⁄2 inch

. Applicability of this exemption shall be
determined through

the measurement of

any comp osite sample of at least 10 pounds
taken from

a minimum depth of 12 inches below the pile surface, and from various
locations i n the pile , but not from within 12 inches from the base of the pile . This exemption is limited to open storage piles that contai n only materials other than clinker,

p roviding that such piles meet the performance standards in subparagraph s (d)(1)(B) and (d)(1)(C). ( 2 ) The operator is exempt from the use of chemical dust suppressants for internal unpaved
roads if the use of applicab le chemical dust suppressants on that specific unpaved road violates the rules and/or regulations of the local Water Quality Control Board or other government agency

provided the operator uses water in sufficient quantity and Deleted: where

Deleted: volume

containsRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 19 Formatted: Font color: Red

frequency to stabilize the roa d surface and t

he operator notif ies the Executive Officer in writing 30 days prior to the use of water. ( 3 ) H aul trucks are not required to use designated roads for haul trucks if they travel on unpaved roads complying with the requi rements in clause (d)( 7)( A ) (i i

)

. ( 4 ) The operator is exempt from the use of chemical dust suppressants in clause (d)(7)( A ) (ii)

where a road is used less than a monthly average of twice a day by a designated vehicle at a speed limit less than 15 miles per hour. (5) The operator is exempt from the use of chemical dust suppressants on unpaved areas specified in clause (d)( 7)(A)(ii) during a period for demoli tion activities of no longer than six (6) calendar months provided that the operator uses water in sufficient quantity and
fre quency to stabilize the unpaved areas, meets the opacity requirements in subparagraphs (d)(1)(B) and (C) at all times, and keep s sufficient records to demonstrate compliance. (6) With the exception of primary crushing, open material storage piles , and cov ers and existing enclosures for conveying systems , the provisions of this rule shall not apply to equipment or operations that are subject to Rule 1157 or Rule 1158 located at the cement manufacturing facilities
, provided that there is no backsliding from the current level of control as stated in the permits approved by the Executive Officer prior to November 4, 2005

or as required under Rule 1157 and Rule 1158 , whichever is more stringent

. (7) The operator is exempt from the requirements in clause (d)(5)(C ) (i) in the event the wind fence material needs to be removed to perform periodic maintenance of the clinker crane or building. During the time the wind fence material is removed, the clinker crane shall not actively transport clinker material in the buil ding, except for post maintenance equipment testing. (8) During day(s) in which the instantaneous wind speeds exceed 25 mph using the on

- site wind monitoring equipment pursuant to (d)(13)(A), the operator is exempt from the
hexavalent chromium and PM10 ave raging provisions of subparag raphs (d)(11)(A) and (d)(11)(B), and (d)(12)(A) as applicable, provided all open handling of clinker material is ceased and dust controls are applied pursuant to subparagraph (d)(13)(B). If the
Executive Officer determines a s ignificant potential of re

- entrained hexavalent chromium containing dust from the facility exists during such high wind events, the operator shall implement a n

approved Mitigation Monitoring Plan to minimize exposure to the surrounding area and to ensure i mplementation of all applicable dust control measures to

meet the requirements of subparagraphs (d)(11)(A) and (d)(11)(B), and (d)(12)(A)
, asRule 1156 (Cont.) (Amended March 6, 2009)

1156

- 20 Formatted: Font color: Red

applicable. The Mitigation Monitoring Plan is due 90 days , inclusive of appropriate plan fees pursuant to Rule 30

6, after notification by the Executive Officer

.