AQ_F_1300101_20200522_ST_RvwLtr

STATE
�e AP
ROY COOPER -
Governor
MICHAEL S.REGAN - p
Secretary
MICHAEL ABRACZINSKAS n
D reaor
NORTH CAROLINA
Environmental Quality
May22,2020
Mr. Frank Blythe, Member Manager
Blythe Brothers Asphalt Company, LLC
1415 East Westinghouse Boulevard
Charlotte,NC 28273
Subject: Particulate Matter and Visible Emissions Testing of the Asphalt Plant(ID No. ES-1)Performed on
June 20, 2019
Blythe Brothers Asphalt Co., LLC-Concord Plant
Concord, Cabarrus County,North Carolina
Facility ID No. 1300101
Air Permit No. 07449RI I
Tracking No. 2019-158ST
Dear Mr. Blythe:
Particulate matter and visible emissions testing was performed on the natural gas/No. 2 fuel oil/recycled
No. 2 fuel oil/recycled No. 4 fuel oil-fired hot mix asphalt plant(ID No. ES-1) at Blythe Brothers Asphalt Co., LLC
- Concord Plant located in Concord,Cabarrus County,North Carolina on June 20, 2019. The test was performed in
accordance with the requirements of Air Permit No. 07449RI 1, Specific Condition and Limitation No. A.9.
The Stationary Source Compliance Branch of the North Carolina Division of Air Quality has completed a
review of the referenced test. It was determined that the testing is an acceptable demonstration of compliance.
Please find enclosed a copy of the test review memorandum.
If you have any questions with reference to this matter, please do not hesitate to contact Ms.Donna Cook
or me at(704) 663-1699.
Sincerely,
`�en�se ,�cu�es
Denise Hayes
Environmental Engineer
DFH:Ihe
Enclosure
c: MRO File
hups://nceonnect.shuepoint.com/sites/DAQ-MRO/Counties/CABARRUS/00101/STK LET 20200522.docx
North Carolina Department of Environmental Quality I Division of Air Quality
Mooresville Regional Office 1610 East Center Avenue.Suite3011 Mooresville,North Carolina 28115
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DIVISION OF AIR QUALITY
May 15, 2020
MEMORANDUM
To: Bruce Ingle, Mooresville Regional Office Kk
Fro
m: James E. Hammond, Stationary Source Compliance Branch Subject: Blythe Brothers Asphalt Plant, LLC
Concord, Cabarrus County, North Carolina
Facility ID 1300101, Permit No. 07449R11
Total Particulate Matter and Visible Emissions Testing of Asphalt Plant ES-1
Performed June 20, 2019 by Integrity Air Monitoring, Inc.
DAQ Tracking No. 2019-158st
The Stationary Source Compliance Branch has reviewed the subject emissions testing. The
results are acceptable and demonstrate that ES-1 was operating in compliance with the
applicable particulate matter (PM) and visible emissions (VE) limits during the testing period.
ES-1 is a counter-flow drum mix type, natural gas/No. 2 fuel oil/recycled No. 2 fuel oil/recycled
No. 4 fuel oil-fired hot mix asphalt plant controlled by cyclone CD-1 installed in series with
bagfilter CD-2. The maximum permitted capacity is 350 tons per hour(tph). 40 CFR 60
Subpart I Standards of Performance for Hot Mix Asphalt Facilities, 15A NCAC 2D .0506
Particulates From Hot Mix Asphalt Plants and 15A NCAC 2D .0521 Control of Visible Emissions
apply to ES-1. 60 Subpart I limits filterable PM to 90 milligrams per dry standard cubic meter
(mg/dscm) and limits VE to 20% opacity. 2D .0506 limits total PM based on actual production
rate. The test results and emissions limits are tabulated below.
Pollutant Results Emission Limit Standard Compliance
18.23 mg/dscm 90 mgldscm 60 Subpart I Indicated
Filterable PM 0.0081 r/dsc 0.04 r/dsc
1.22lb/hr --- --- ---
Condensible PM 0.29 Ib/hr -- --- ---
Total PM 1.51 Ib/hr 60.0 Ib/hr 2D .0506 Indicated
Visible Emissions 0.8% 20% Opacity 60 Subpart I Indicated
Highest 6-min average
The average production rate during testing reported by Blythe personnel was 337 tons per hour.
The tested production rate is acceptable. For production rates >_300 tons/hr the total PM limit is
60.0 lb/hr. The test results demonstrate compliance with the applicable standards. If you have
any questions regarding the results of this review, please contact me at(919) 707-8412 or
[e-mail].
cc: Central Files, Cabarrus County
IBEAM Documents— 1300101