AQ_F_0100226_20160525_PRMT_Permit

PAT MCCRORY
ti Governor
DONALD R.VAN DER VAART
Secretary
Air Quality
ENVIRONMENTAL QUALITY SHEILA C.HOLMAN .
Director
May 25, 2016
Mr. Kenneth Waegerle
Corporate EHS Manager
Chandler Concrete Co„Inc. -Huffman Mill Road Plant 605
P.O. Box 131
Burlington,NC 27216-0131
Subject: Air Permit No. 06145R08
Chandler Concrete Co„ Inc. - Huffman Mill Road Plant 605
Burlington, Alamance County,North Carolina
Permit Class: Small
Facility ID# 0100226
Dear Mr. Waegerle:
In accordance with your completed application received May 17, 2016, we are forwarding
herewith Permit No. 06145R08 to Chandler Concrete Company, Inc. -Huffman Mill Road Plant
605, Burlington, Alamance County,North Carolina for the construction and operation of air
emissions sources or air cleaning devices and appurtenances. Additionally, any emissions activities
determined from your air permit application as meeting the exemption requirements contained in
15A NCAC 2Q .0102 have been listed for information purposes as an "ATTACHMENT" to the
enclosed air permit. Please note the records retention requirements are contained in General
Condition 2 of the General Conditions and Limitations.
If any parts, requirements, or limitations contained in this permit are unacceptable to you,
you have the right to request a formal adjudicatory hearing within 30 days following receipt of this
permit, identifying the specific issues to be contested. Such a request will stay the effectiveness of
the entire permit. This hearing request must be in the form of a written petition, conforming to G.S.
150B-23 of the North Carolina General Statutes, and filed with the Office of Administrative
Hearings, 6714 Mail Service Center, Raleigh,NC 27699-6714, The form for requesting a formal
adjudicatory hearing may be obtained upon request from the Office of Administrative Hearings.
Unless a request for a hearing is made pursuant to G.S. 15013-23,this air permit shall be final and
binding.
You may request modification of your air permit through informal means pursuant to G.S.
15013-22. This request must be submitted in writing to the Director and must identify the specific
provisions or issues for which the modification is sought. Please note that the permit will become
final and binding regardless of a request for informal modification unless a request for a hearing is
also made under G.S. 15013-23.
State of North Carolina I Environmental Quality I Air Quality
Winston-Salem Regional Office 1 450 West Hanes Mill Road,Suite 300 1 Winston-Salem,NC 27105
336 776 9800 T 1 336 776 9797 F

Kenneth Waegerle
May 25, 2016
Page 2
Unless exempted by a condition of this permit or the regulations, construction of new
air pollution sources or air cleaning devices, or modifications to the sources or air cleaning
devices described in this permit must be covered under a permit issued by the Division of Air
Quality prior to construction. Failure to do so is a violation of G.S. 143-215.108 and may
subject the Permittee to civil or criminal penalties as described in G.S. 143-215.114A and 143-
215.114B.
This permit shall be effective from May 25,2016 until April 30,2024,is nontransferable to
future owners and operators, and shall be subject to the conditions and limitations as specified
therein.
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Changes have been made to the permit stipulations. The Permittee is responsible for
carefully reading the entire permit and evaluating the requirements of each permit
stipulation. The Permittee shall comply with all terms, conditions, requirements, limitations
and restrictions set forth in this permit. Noncompliance with any permit condition is grounds
for enforcement action, for permit termination, revocation and reissuance, or modification, or
for denial of a permit renewal application. Specific changes and additions are summarized
below (note: this list may not include all changes and additions):
• Condition B.1 has been updated to reflect the WSRO's new contact information,
• The permit term has been changed from five years to eight years pursuant to NC General
Statute 143-215.108(dl).
Should you have any questions concerning this matter,please contact Maria Aloyo at 336-776-
9634.
Sincerely,
Lisa Edwards, P.E., Regional Supervisor
Division of Air Quality,NC DEQ
MA
Enclosures
c: Winston-Salem Regional Office

NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENTAL QUALITY
DIVISION OF AIR QUALITY
AIR PERMIT NO. 06145R08
j Issue Date: May 25, 2016 Effective Date: May 25, 2016
Expiration Date: April 30, 2024 Replaces Permit: 06145R07
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To construct and operate air emission source(s) and/or air cleaning device(s), and for the
discharge of the associated air contaminants into the atmosphere in accordance with the provisions
of Article 2 1 B of Chapter 143, General Statutes of North Carolina(NCGS) as amended, and other
applicable Laws, Rules and Regulations,
Chandler Concrete Co„ Inc. - Huffinan Mill Road Plant 605
1521 Huffman Mill Road
Burlington, Alamance County,North Carolina
Permit Class: Small
Facility ID# 0100226
(the Permittee) is hereby authorized to construct and operate the air emissions sources and/or air
cleaning devices and appurtenances described below:
Emission Emission Source Control Control System
Source ID Description System ID Description _
One truck mix concrete batch plant (rated at 100 cubic yards per hour maximum capacity),
consisting of:
Bagfilter(1,490 square feet of filter area)
ES-1 Cement Storage Silo CD-1,CD-2 :and bagfilter(250 square feet of filter area)
in parallel
....
ES-2 Fly Ash Storage Silo CD-1 Bagfilter(1,490 square feet of filter area)
ES-3 Cement and Fly Ash Weigh Ho er _ CD-1 Bagfilter(1,490 square feet of filter area)
ES-4 Truck Load-out Operation, CD-1 jBagfilter(1,490 square feet of filter area)
... _ _... .._._._ ___ _....... ..._.._. ___. _._._.. ..__ _...W ..
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in accordance with the completed application 0100226.16A received May 17, 2016 including any
plans, specifications,previous applications, and other supporting data, all of which are filed with the
Department of Environmental Quality, Division of Air Quality(DAQ) and are incorporated as part
of this permit.
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Permit No. 06145R08
Page 2
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This permit is subject to the following specified conditions and limitations including any
TESTING, REPORTING, OR MONITORING REQUIREMENTS:
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A. SPECIFIC CONDITIONS AND LIMITATIONS
1. Any air emission sources or control devices authorized to construct and operate above must
be operated and maintained in accordance with the provisions contained herein. The
Permittee shall comply with applicable Environmental Management Commission
Regulations, including Title 15A North Carolina Administrative Code (NCAC), Subchapter
21) .0202, 2D .0515, 2D .0521, 2D .0535, 2D .0540, 21) .0611, 21) .1806 and 2Q .0309.
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3 2. PERMIT RENEWAL AND EMISSION INVENTORY REQUIREMENT- The Permittee,
at least 90 days prior to the expiration date of this permit, shall request permit renewal by
letter in accordance with 15A NCAC 2Q .0304(d) and (f). Pursuant to 15A NCAC 2Q
.0203(i), no permit application fee is required for renewal of an existing air permit(without
a modification request). The renewal request(with AA application form) should be
submitted to the Regional Supervisor, DAQ. Also, at least 90 days prior to the expiration
date of this permit,the Permittee shall submit the air pollution emission inventory report
(with Certification Sheet) in accordance with 15A NCAC 21) .0202, pursuant to N.C.
General Statute 143 215.65. The report shall be submitted to the Regional Supervisor, DAQ
and shall document air pollutants emitted for the 2022 calendar year.
3. PARTICULATE CONTROL REQUIREMENT-As required by 15A NCAC 2D .0515
"Particulates from Miscellaneous Industrial Processes," particulate matter emissions from
the emission sources shall not exceed allowable emission rates. The allowable emission rates
are, as defined in 15A NCAC 21) .0515, a function of the process weight rate and shall be
determined by the following equation(s), where P is the process throughput rate in tons per
hour(tons/hr) and E is the allowable emission rate in pounds per hour(lbs/hr).
E=4.10 * (P) 1.61 for P <= 30 tons/hr, or
3 E= 55 * (p) o.it_40 for P>30 tons/hr
4. VISIBLE EMISSIONS CONTROL REQUIREMENT-As required by 15A NCAC 21)
.0521 "Control of Visible Emissions," visible emissions from the emission sources,
manufactured after July 1, 1971, shall not be more than 20 percent opacity when averaged
over a six-minute period, except that six-minute periods averaging not more than 87 percent
opacity may occur not more than once in any hour nor more than four times in any 24-hour
period. However, sources which must comply with 15A NCAC 2D .0524 "New Source
Performance Standards" or .1110 "National Emission Standards for Hazardous Air
Pollutants" must comply with applicable visible emissions requirements contained therein.
5. NOTIFICATION REQUIREMENT -As required by 15A NCAC 2D .0535, the Permittee of
a source of excess emissions that last for more than four hours and that results from a
malfunction, a breakdown of process or control equipment or any other abnormal
conditions, shall:
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Permit No. 06145R08
Page 3
a. Notify the Director or his designee of any such occurrence by 9:00 a.m. Eastern time
of the Division's next business day of becoming aware of the occurrence and
describe:
i. the name and location of the facility,
ii. the nature and cause of the malfunction or breakdown,
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ill. the time when the malfunction or breakdown is first observed,
iv. the expected duration, and
3 V. an estimated rate of emissions.
b. Notify the Director or his designee immediately when the corrective measures have
been accomplished.
This reporting requirement does not allow the operation of the facility in excess of
Environmental Management Commission Regulations.
6. FUGITIVE DUST CONTROL REQUIREMENT -As required by 15A NCAC 2D .0540
"Particulates from Fugitive Dust Emission Sources," the Permittee shall not cause or allow
fugitive dust emissions to cause or contribute to substantive complaints or excess visible
emissions beyond the property boundary. If substantive complaints are received or excessive
fugitive dust emissions from the facility are observed beyond the property boundaries for six
minutes in any one hour(using Reference Method 22 in 40 CFR, Appendix A), the owner or
operator may be required to submit a fugitive dust plan as described in 2D .0540(f).
"Fugitive dust emissions" means particulate matter that does not pass through a process
stack or vent and that is generated within plant property boundaries from activities such as:
unloading and loading areas,process areas stockpiles, stock pile working,plant parking lots,
and plant roads (including access roads and haul roads).
1 7. FABRIC FILTER REQUIREMENTS including cartridge filters, baghouses, and other dry
filter particulate collection devices -As required by 15A NCAC 2D .0611, particulate matter
emissions shall be controlled as described in the permitted equipment list.
a. Inspection and Maintenance Requirements - To comply with the provisions of this
permit and ensure that emissions do not exceed the regulatory limits, the Permittee
° shall perform, at a minimum, an annual (for each 12 month period following the
initial inspection) internal inspection of each bagfilter system. In addition, the
Permittee shall perform periodic inspections and maintenance as recommended by
the equipment manufacturer.
b. Recordkeeping_Requirements -The results of all inspections and any variance from
manufacturer's recommendations or from those given in this permit(when
applicable) shall be investigated with corrections made and dates of actions recorded
in a logbook. Records of all maintenance activities shall be recorded in the logbook.
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Permit No. 06145R08
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The logbook (in written or electronic format) shall be kept on-site and made
available to DAQ personnel upon request.
8. CONTROL AND PROHIBITION OF ODOROUS EMISSIONS -As required by 15A
NCAC 2D .1806 "Control and Prohibition of Odorous Emissions" the Permittee shall not
operate the facility without implementing management practices or installing and operating
odor control equipment sufficient to prevent odorous emissions from the facility from
causing or contributing to objectionable odors beyond the facility's boundary.
9. PERMIT REOPENING - In accordance with N.C.G.S. 143-215.108(c), upon the Director
becoming aware of any credible air emissions data not previously considered by the DAQ
during the application review process, the Director may require the Permittee to submit
additional information including, but not limited to, emissions estimates and air dispersion
modeling. Based on this information,the Director may modify and reissue the permit with
additional emission controls and/or additional operational restrictions necessary to
demonstrate compliance with any applicable regulation.
B. GENERAL CONDITIONS AND LIMITATIONS
1. In accordance with G.S. 143-215.108(c)(1), TWO COPIES OF ALL DOCUMENTS,
REPORTS, TEST DATA, MONITORING DATA,NOTIFICATIONS, REQUESTS FOR
RENEWAL, AND ANY OTHER INFORMATION REQUIRED BY THIS PERMIT shall
be submitted to the:
Regional Supervisor
North Carolina Division of Air Quality
Winston-Salem Regional Office
450 West Hanes Mill Road
Suite 300
Winston-Salem,NC 27105
336-776-9800
For identification purposes, each submittal should include the facility name as listed on the
permit,the facility identification number, and the permit number.
2. RECORDS RETENTION REQUIREMENT- In accordance with 15A NCAC 2D .0605,
any records required by the conditions of this permit shall be kept on site and made available
to DAQ personnel for inspection upon request. These records shall be maintained in a form
suitable and readily available for expeditious inspection and review. These records must be
kept on site for a minimum of 2 years,unless another time period is otherwise specified.
3. ANNUAL FEE PAYMENT - Pursuant to 15A NCAC 2Q .0203(a),the Permittee shall pay
the annual permit fee within 30 days of being billed by the DAQ. Failure to pay the fee in a
timely manner will cause the DAQ to initiate action to revoke the permit.
4. EQUIPMENT RELOCATION - In accordance with 15A NCAC 2Q .0301, a new air permit
shall be obtained by the Permittee prior to establishing, building, erecting, using, or

Permit No. 06145R08
Page 5
operating the emission sources or air cleaning equipment at a site or location not specified in
this permit.
5. REPORTING REQUIREMENT- In accordance with 15A NCAC 2Q .0309, any of the
following that would result in previously unpermitted,new, or increased emissions must be
reported to the Regional Supervisor, DAQ:
a. changes in the information submitted in the application regarding facility emissions;
b. changes that modify equipment or processes of existing permitted facilities; or
c. changes in the quantity or quality of materials processed.
If appropriate,modifications to the permit may then be made by the DAQ to reflect any
necessary changes in the permit conditions. In no case are any new or increased emissions
allowed that will cause a violation of the emission limitations specified herein.
6. In accordance with 15A NCAC 2Q .0309, this permit is subject to revocation or
modification by the DAQ upon a determination that information contained in the application
or presented in the support thereof is incorrect, conditions under which this permit was
granted have changed, or violations of conditions contained in this permit have occurred. In
accordance with G.S. 143-215.108(c)(1),the facility shall be properly operated and
maintained at all times in a manner that will effect an overall reduction in air pollution.
Unless otherwise specified by this permit, no emission source may be operated without the
concurrent operation of its associated air cleaning device(s) and appurtenances.
7. In accordance with G.S. 143-215.108(c)(1),this permit is nontransferable by the Permittee.
Future owners and operators must obtain a new air permit from the DAQ.
8. In accordance with G.S. 143-215.108(c)(1),this issuance of this permit in no way absolves
the Permittee of liability for any potential civil penalties which may be assessed for
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violations of State law which have occurred prior to the effective date of this permit.
9. In accordance with G.S. 143-215.108(c)(1), this permit does not relieve the Permittee of the
responsibility of complying with all applicable requirements of any Federal, State, or Local
water quality or land quality control authority.
10. In accordance with 15A NCAC 2D .0605, reports on the operation and maintenance of the
facility shall be submitted by the Permittee to the Regional Supervisor, DAQ at such
intervals and in such form and detail as may be required by the DAQ. Information required
in such reports may include, but is not limited to,process weight rates, firing rates, hours of
operation, and preventive maintenance schedules.
11. A violation of any term or condition of this permit shall subject the Permittee to enforcement
pursuant to G.S. 143-215.114A, 143-215.11413, and 143-215.114C, including assessment of
civil and/or criminal penalties.
12. Pursuant to North Carolina General Statute 143-215.3(a)(2),no person shall refuse entry or
access to any authorized representative of the DAQ who requests entry or access for

Permit No. 06145R08
Page 6
purposes of inspection, and who presents appropriate credentials, nor shall any person
obstruct,hamper, or interfere with any such representative while in the process of carrying
out his official duties. Refusal of entry or access may constitute grounds for permit
revocation and assessment of civil penalties.
13. In accordance with G.S. 143-215.108(c)(1),this permit does not relieve the Permittee of the
responsibility of complying with any applicable Federal, State, or Local requirements
governing the handling, disposal, or incineration of hazardous, solid, or medical wastes,
including the Resource Conservation and Recovery Act(RCRA) administered by the
Division of Waste Management.
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14. PERMIT RETENTION REQUIREMENT- In accordance with 15A NCAC 2Q .0110,the
Permittee shall retain a current copy of the air permit at the site. The Permittee must make
available to personnel of the DAQ, upon request,the current copy of the air permit for the
site.
15. CLEAN AIR ACT SECTION 112(r) REQUIREMENTS - Pursuant to 15A NCAC 2D .2100
"Risk Management Program," if the Permittee is required to develop and register a risk
management plan pursuant to Section 112(r) of the Federal Clean Air Act,then the
Permittee is required to register this plan with the USEPA in accordance with 40 CFR Part
68.
16. PREVENTION OF ACCIDENTAL RELEASES - GENERAL DUTY - Pursuant to Title I
Part A Section 112(r)(1) of the Clean Air Act "Hazardous Air Pollutants - Prevention of
Accidental Releases -Purpose and General Duty," although a risk management plan may not
be required, if the Permittee produces, processes, handles, or stores any amount of a listed
hazardous substance,the Permittee has a general duty to take such steps as are necessary to
prevent the accidental release of such substance and to minimize the consequences of any
release. This condition is federally-enforceable only.
17. GENERAL EMISSIONS TESTING AND REPORTING REQUIREMENTS - If emissions
testing is required by this permit, or the DAQ, or if the Permittee submits emissions testing
to the DAQ in support of a permit application or to demonstrate compliance,the Permittee
shall perform such testing in accordance with 15A NCAC 21) .2600 and follow all DAQ
procedures including protocol approval, regional notification, report submittal, and test
results approval.
Permit issued this the 25th of May, 2016.
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
Lisa Edwards, P.E.
Regional Supervisor
By Authority of the Environmental Management Commission
Air Permit No. 06145R08

ATTACHMENT to Permit No. 06145R08, May 25, 2016
Insignificant/Exempt Activities
Exemption Source of Source of Title V
Source E
Regulation TAPS? Pollutants?
IES-1 -Natural gas-fired 2Q .0102
Tankless Water Heater (c)(2)(B)(ii) Yes Yes
IES-2 - 1,500 gallon V-i ny,f Storge 2Q .0102
Tank (c)(1)(D)(iii) No No
IES-4 - 1,500 gallon Vinyl Storge 2Q .0102 No No
Tank
IES-3 - 1,500 gallon Vinyl Storge 2Q .0102 No No
Tank (c)(1)(D)(iii)
_F
IES-5 - 750 gallon Storage Tank 2Q .0102 No No
02
IES-6 - 500 gallon Storage Tank Q )( No No
D)(iii)
��
02
F
S-7 - 500 gallon Storage Tank Q )(D)(iii) No No
IES-8 - 500 gallon Storage Tank Axl)(D)(iii)
0102 No No
1. Because an activity is exempted from being required to have a permit or permit modification
does not mean that the activity is exempted from an applicable requirement or that the owner
or operator of the source is exempted from demonstrating compliance with any applicable
requirement.
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3 2. When applicable, emissions from stationary source activities identified above shall be
included in determining compliance with the permit requirements for toxic air pollutants
under 15A NCAC 2D .1100 "Control of Toxic Air Pollutants" or 2Q .0711 'Emission Rates
Requiring a Permit."
3. Sample permit conditions showing the regulatory requirements for exempt sources subject to
NESHAP,NSPS, and NCAC rules may be found here: http://www.ncair.org/permits/insig/
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