HomeMy WebLinkAboutAQ_F_0400045_20220822_CMPL_InspRpt NORTH CAROLINA DIVISION OF Fayetteville Regional Office
AIR QUALITY Hildreth Ready Mix,LLC
NC Facility ID 0400045
Inspection Report County/FIPS:Anson/007
Date: 08/29/2022
Facility Data Permit Data
Hildreth Ready Mix, LLC Permit 08715/G04
878 City Pond Road-SR 1142 Issued 4/17/2018
Wadesboro,NC 28170 Expires 3/31/2026
Lat: 34d 55.4970m Long: 80d 5.9570m Class/Status Small
SIC: 3273/Ready-Mixed Concrete Permit Status Active
NAICS: 32732/Ready-Mix Concrete Manufacturing Current Permit Application(s)None
F_ Contact Data Program Applicability
Facility Contact Authorized Contact Technical Contact
SIP
Avery Hildreth Avery Hildreth Avery Hildreth
Plant Manager Plant Manager Plant Manager
(704)694-2034 (704)694-2034 (704)694-2034
Compliance Data
Comments:
Inspection Date 08/22/2022
Inspector's Name Mike Turner
Inspector's Signature: -7�V.A� Operating Status Operating
Compliance Status Compliance-inspection
ff Action Code FCE
Date of Signature: �'I��'� ° �;a Inspection Result Compliance
Total Actual emissions in TONSIYEAR:
TSP S02 NOX VOC CO PM10 *HAP
2017 1.25 --- --- --- --- 0.3800 0.1130
2012 0.7200 --- --- --- --- 02200 0.0610
*Highest HAP Emitted(in pounds
Five Year Violation History:
Date Letter Type Rule Violated
07/01/2021
NOV 2Q.0110 Retention of Permit at Permitted Facility 07/12/2021
07/01/2021 NOV 21) .0611 Monitoring Emissions from Other Sources
03/23/2018 NOV Permit Late Report(excluding ACC
Performed Stack Tests since last FCE:None
Date Test Results Test Method(s) Source(s)Tested
I. DIRECTIONS
From FRO,head south on Green St toward Maiden Ln for 0.1 miles.At the traffic circle,take the 2nd exit
onto Gillespie St for 0.2 miles. Turn right onto W Russell St for 0.5 miles. Turn left onto Robeson St for
2.4 miles.Use the left 2 lanes to turn left onto Raeford Rd for 9.7 miles,then continue onto US-401 S for
20.4 miles. Turn right onto NC-144 W/Old Wire Rd for 6.2 miles.At the traffic circle,take the 2nd exit
onto NC-144 for 5.4 miles,then a slight right onto NC-1319 for 0.7 miles. Slight right onto US-74 W and
continue for 6.7 miles,then continue onto I-74 WIUS-74 W(signs for Rockingham)for 27.4 miles. Turn
left onto E Wade St for 0.7 miles. Turn right onto Brent St for 30 ft. Turn left onto E Wade St for 0.2
miles. Turn left at the 2nd'cross street onto S Greene St for 0.1 miles. S Greene St turns slightly right and
becomes NC-109 S/Camden Rd, continue to follow NC-109 S for 3.1 miles. Turn left onto City Pond Rd.
Destination will be on the left in 0.8 miles. If no one is at the plant,take Hildreth Road,which is just past
plant,up to the office on the right.
II. SAFETY
Standard FRO safety gear is required. The inspector should be mindful of vehicular and heavy equipment
traffic.
III. FACILITY/PROCESS DESCRIPTION
Hildreth Ready Mix,LLC is a small truck mix, concrete batch plant. Cement is stored in silos and mixed
with aggregate and sand(both stockpiled on site), all of which is mixed with water inside a cement truck.
The loadout and silos are controlled by a central dust collector.A second bag filter,which was previously
used as a dedicated control for one of the silos is still in place,but it is no longer operating.
IV. PERMITTED EMISSION SOURCES
One Concrete batch plant with fabric filter air pollution control system(s) installed on all sources;
1. One(1)cement mixing weigh hopper and loading operation; and,
Not operating
2. Silos for cement and flyash storage.
Not operating
V. INSPECTION SUMMARY
On 22 August 2022,I,Mike Turner with the Fayetteville Regional Office of DAQ, along with Krishonda
Cornelius of FRO of DAQ, conducted a compliance inspection of the Hildreth Ready Mix,LLC facility,
where we met with Facility Manager,Avery Hildreth.We discussed the following:
a) Avery Hildreth reviewed the FACFINDER and stated that Butch O' Hare's name needed to be
removed and replaced with Avery Hildreth from Authorized Contact data,Facility Contact Data,
and Technical Contact Data. These changes were made in Ibeam on 25 August 2022.
b) Mr. Hildreth stated the facility has not added any equipment or engine since the last inspection..
He also stated he has not moved the property line or the location of the cement mixing weigh
hopper.
c) Production:
Operating hours Monday through Friday, 8am-5pm.
Employees 4
Production(cu yd) 2021: 3,012
2020: 1,661
2019: 1,106
2018: 6,746
2017: 6,294.5
2016: 4,147
2015: 7,972.5
VI. STIPULATION REVIEW
A. 15A NCAC 2D .0202—PERMIT RENEWAL AND EMISSION INVENTORY
REQUIREMENT—The permittee shall submit an application for renewal of the facility's permit no
later than 90 days prior to expiration and shall include documentation of air pollutants emitted for the
2024 calendar year.
APPEARED IN COMPLIANCE— The facility submitted their previous emissions inventory and
permit renewal before the submittal deadline. The next deadline for submittal of emissions inventory
and permit renewal is 31 December 2025 for the 2024 calendar year.
B. 15A NCAC 2D .0515—PARTICULATE CONTROL REQUIREMENT—Particulate matter
emissions from the emissions sources shall not exceed allowable emission rates, as calculated by the
following equations:
E=4.10 * (P)'-" for P<30 tons/hr, or
E= 55 * (P)0.11-40 for P>30 tons/hr
APPEARED IN COMPLIANCE— Compliance was determined during the most recent permit
review based on operating the source as described in the permit conditions. No changes have been
made to operations since that determination.
C. 15A NCAC 2D .0521 — 15A NCAC 2D .0521 —VISIBLE EMISSIONS CONTROL
REQUIREMENTS—Visible emissions from each emission source manufactured after July 1, 1971,
shall not exceed 20% opacity when averaged over a six-minute period.
APPEARED IN COMPLIANCE— The facility was not operating at the time of this inspection. We
observed no visible emissions during the inspection. We observed no indications of previous issues
with visible emissions.
D. 15A NCAC 2D .0535—NOTIFICATION REQUIREMENT—The facility must notify DAQ in the
event of excess emissions lasting longer than 4 hours resulting from malfunctions, breakdowns, or
abnormal conditions.
APPEARED IN COMPLIANCE— Mr. Hildreth indicated no excess emission events or breakdowns
have occurred since the last inspection and therefore no notifications have been required.
E. 15A NCAC 2D .0540—FUGITIVE DUST CONTROL REQUIREMENT—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.
APPEARED IN COMPLIANCE— We observed no fugitive dust concerns during our inspection.
Mr. Hildreth stated they have not received any dust complaints, nor has FRO DAQ received any
complaints about this facility.
F. 15A NCAC 2D .1806 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.
APPEARED TO BE IN COMPLIANCE— We did not detect any odors during our inspection. Mr.
Hildreth stated this facility has not received any odor complaints, and FRO has not received any odor
complaints regarding this facility since the last inspection.
G. 15A NCAC 2D .0611—FABRIC FILTER REQUIREMENT—Particulate matter emissions from
the permitted equipment shall be controlled by fabric filters.Requires periodic inspection and
maintenance per manufacturer's recommendations,and an annual internal inspection.All I&M
activities,and any variances from requirements,must be documented in a logbook.
APPEARED IN COMPLLANCE—Mr. Hildreth showed us the I&M logbooks, the logbook showed
the dates, the inspection on the baghouse and initials of who performed the inspection. Mr. Hildreth
did not record the exact date of his internal inspection;we counseled him to do so in the future. Mr.
Hildreth stated he observes all fills to ensure pumping pressures do not exceed 25psi. Mr. Hildreth
stated the cement silo is filled—Ix/3 days. Mr. Hildreth stated his facility uses no fly-ash in their
concrete mix, and their fly-ash silo is empty and no longer connected to their weigh hopper. .
H. 15A NCAC 2D .1104—TOXIC AIR POLLUTANT CONTROL REQUIREMENTS—The
facility shall not emit arsenic in such quantities that may cause an exceedance of the acceptable
ambient level(AAL). The concrete production limit for a truck mix facility is based on distance to
property boundary(150,000 cubic yards at 196.8 feet),which shall be marked. Monthly record
keeping, and notification of changes are also required.
APPEARED IN COMPLIANCE— The nearest property boundary is—75'from the emission source.
The nearest property boundary limits the facility to 340,500 cubic yards of production annually, and
the 3,012 cubic yards of concrete this facility produced in 2021 is well under that limit.
I. 15A NCAC 2Q .0310—GENERAL PERMIT CRITERIA—The facility must meet the following
criteria to qualify for a general permit: 1)No emissions sources operated other than those listed; 2)
facility not subject to regulations other than those covered by the general permit; 3)facility is located
in one of the listed counties; 4)maximum hourly throughput does not exceed 138 cubic yards per
hour; and 5)the facility does not exceed the maximum annual production rate based on distance to the
property line(340,500 cubic yards at 75 feet).
APPEARED IN COMPLIANCE— The facility appeared to qual fy for a general permit. No other
emission sources other than those listed were noted, and the facility does not appear to be subject to
any regulations, State or Federal, other than those listed in the general permit. The facility is in
Anson County and is a truck-mix concrete batch plant. The annual throughput, 3,012 cubic yards in
2021, is less than the maximum annual production rate of 340,500 cubic yards.
J. 15A NCAC 2Q .0711 —TOXIC AIR POLLUTANT EMISSION LIMITATIONS—For each of
the toxic air pollutants(TAPS) listed below, facility-wide actual emissions may not exceed the Toxic
Permit Emission Rates (TPERs) listed in 15A NCAC 2Q .0711(a):
7"
Aremopps romc Beryllium 0.28
Cadmium 0.37--
Chromium* 0.013
Manganese and compounds 0.63
"I'll",1111111-111-................... _T_______._.._1__
Nickel metal 0.13
Emissions of toxic air pollutants shall not exceed the listed limitations without first obtaining a permit
and demonstrating compliance with 2D .1100.
APPEARED IN COMPLIANCE— Compliance was determined during the most recent permit
review based on operating the source as described in the permit conditions. No changes have been
made to operations since that determination.
VI. NON-COMPLIANCE HISTORY SINCE 2010
1 July 2021 NOV issued for Recordkeeping Requirements.
28 September 2020 NOD issued for Recordkeeping Requirements.
25 May 2018 NOV issued for late annual reporting.
21 March 2017 NOV issued for late reporting.
28 March 2016 NOD issued for late reporting.
28 May 2010 NOV issued for late reporting.
VII. 112r APPLICABILITY
The facility does not store any of the listed chemicals above the threshold quantities and is not required to
maintain a written Risk Management Plan(RMP).
VIII. CONCLUSION AND RECOMMENDATIONS
The Hildreth Ready Mix, LLC facility appeared to be operating IN COMPLIANCE with their current air
permit at the time of inspection on 22 August 2022.
PINK SHEET NOTE
None.
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