### Name: Mary Ann Keon

Title: Environmental Director Company: Boral Industries Sign Date: 2/25/2011 Name: Tommy Lotz, Jr. Title: Project Manager Company:TRC Environmental Sign Date: 2/25/2011 Permitted Facility Representative / Date Testing Company Representative / Date 

## Boral Muskogee Outlet Final Test Report for

/ / Based on information and belief formed after reasonable inquiry, I certify that the statements and information in this test report are true, accurate, and complete. I have reviewed all testing details and results in this test report and hereby certify that the test report is authentic and accurate.

Tuesday, March 15, 2011 Page 1 of 12

### Boral Muskogee Outlet
2/25/2011 Facility Information: Boral Bricks of Texas, LP 3101 W. 53rd Street, South

Muskogee OK74401 Contact:Mary Ann Keon Phone:770-645-4529 Fax: Email: maryann.keon@boral.com Testing Company:
TRC Environmental 108 Yeager Circle

Pelham AL35124 Contact:Tommy Lotz, Jr. Phone:205-358-3203 Fax: 205-358-7492 Email:telotz@TRCsolutions.com

Air Permit Number: 2003-086-TVR (M-2) Permitted Source ID/Name: Tunnel Kiln EU-04 Permitted Maximum Process Rate:Max. Normal Operation Process Rate: Target Process Test Rate 11.39 tons per hour

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: The source is a gas fired tunnel kiln. Emissions are controlled by a dry sorbent injection fabric filter (DIFF) Industry/SCC/NAIS327121

Sampling Location Information:

Test Parameter Information: AFS #:4010100012 FRS #:100045588

SCC / Description30500311 Industrial Processes - Mineral Products - Brick Manufacture - Curing and Firing: Gas-fired Tunnel Kilns

The following state and federal regulations that apply to the proposed testing:

Location Round

Duct Diam. Distance from upstream dist. Distance from

downstream dist. Number of

Traverse Ports Equiv. Diam Min.Travers Points Rect. Duct Length /Width Outlet 45 480 282 2 0 16 0 0

Target Parameter Test

Method Number of

Test Runs Test Run

DurationSample

Points Comments Location % H2O Method 1 - 4 3 64 0 Outlet Flowrate Method 1 - 4 3 64 0 Outlet Hydrogen ChlorideMethod 26A 3 64 0 Outlet Chlorine Method 26A 3 64 0 Outlet Hydrogen FluorideMethod 26A 3 64 0 Outlet Chromium Method 29 3 64 0 Outlet Regulation Description Compound Limit Unit 2003-086-TVR (M-2) PM 117.86 TPY



### Tuesday, March 15, 2011 Page 2 of 12

### Boral Muskogee Outlet
2/25/2011

The following describes any modifications and/or deviations to the applicable test methods. If alternative methods were requested, see the attachments for documentation of request AND approval, including dates.

Beryllium Method 29 3 64 0 Outlet Antimony Method 29 3 64 0 Outlet Cadmium Method 29 3 64 0 Outlet Lead Method 29 3 64 0 Outlet Selenium Method 29 3 64 0 Outlet Mercury Method 29 3 64 0 Outlet Manganese Method 29 3 64 0 Outlet Cobalt Method 29 3 64 0 Outlet Nickel Method 29 3 64 0 Outlet Filterable

Particulate Method 29 3 64 0 Outlet

Arsenic Method 29 3 64 0 Outlet O2 Method 3A O2 3 60 0 Outlet



### Tuesday, March 15, 2011 Page 3 of 12

### Boral Muskogee Outlet
2/25/2011 Sampling / Stack Data Results Summary


### LocationOutlet - Method 26A Average Run Number M26A-1 M26A-2 M26A-3 Test Date 11/15/201011/16/2010 11/16/2010 Run Start Time 3:55:00 PM 8:50:00 AM11:05:00 AM

Run Finish Time 4:55:00 PM 9:50:00 AM12:05:00 PM

Net Run Time, minutes 64 64 64 Dry Gas Meter Volume Sampled, dscf 54.544 55.259 48.187 52.663 Moisture Content of Stack Gas, % 3.25 3.58 3.39 3.407 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 1.5 1.6 1.6 1.567 Oxygen, % 18.3 18 17.9 18.067 Average Stack Gas Temperature, °F 350.94 357.69 356.81 355.147 Dry Volumetric Flow Rate, dry scfm 14,976.7 15,189.5 14,081.3 14,749.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 23,830.7 24,486.8 22,631.2 23,649.567 Percent Isokinetic of Sampling Rate, % 99.1 99.0 93.1 97.067 F-Factor, dscfm/MMBtu @ %O2 8710 8710 8710 8,710.000 Fw 10610 10610 10610 10,610.000 Fc 1040 1040 1040 1,040.000



### Tuesday, March 15, 2011 Page 4 of 12

### Boral Muskogee Outlet
2/25/2011
LocationOutlet - Method 29 Average Run Number M29/5-1 M29/5-2 M29/5-3 Test Date 11/15/201011/16/2010 11/16/2010 Run Start Time 3:55:00 PM 8:50:00 AM11:05:00 AM

Run Finish Time 4:55:00 PM 9:50:00 AM12:05:00 PM

Net Run Time, minutes 64 64 64 Dry Gas Meter Volume Sampled, dscf 43.322 37.794 34.071 38.396 Moisture Content of Stack Gas, % 3.41 3.15 3.16 3.240 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 1.5 1.6 1.6 1.567 Oxygen, % 18.3 18 17.9 18.067 Average Stack Gas Temperature, °F 354.25 363.81 362.13 360.063 Dry Volumetric Flow Rate, dry scfm 12,286.4 10,426.6 9,424.3 10,712.433 Actual Wet Volumetric Flue Gas Flow Rate, acfm 19,662.3 16,859.1 15,209.0 17,243.467 Percent Isokinetic of Sampling Rate, % 99.4 102.2 101.9 101.167 F-Factor, dscfm/MMBtu @ %O2 8710 8710 8710 8,710.000 Fw 10610 10610 10610 10,610.000 Fc 1040 1040 1040 1,040.000



### LocationOutlet - Method 3A O2 Average Run Number 1 2 3 Test Date 11/15/201011/16/2010 11/16/2010 Run Start Time 3:55:00 PM 8:50:00 AM11:05:00 AM

Run Finish Time 4:55:00 PM 9:50:00 AM12:05:00 PM

Carbon Dioxide, % 0 0 0 0.000 Oxygen, % 0 0 0 0.000 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 8710 8710 8710 8,710.000 Moisture, % 0 0 0 0.000 Fuel Type Gas - Natural Gas - NaturalGas - Natural

Fw 10610 10610 10610 10,610.000 Fc 1040 1040 1040 1,040.000



### Tuesday, March 15, 2011 Page 5 of 12

### Boral Muskogee Outlet
2/25/2011 Emissions Summary


### Location: Outlet - Method 26A Compound: Chlorine Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 0 0 0 0.000 Eg/hr 0.00E+00 0.00E+00 0.00E+00 0.000 Elb/hr 0.00E+00 0.00E+00 0.00E+00 0.000 ppm 0.00E+00 0.00E+00 0.00E+00 0.000 ppm@7%O2 0.00E+00 0.00E+00 0.00E+00 0.000 

### Compound: Hydrogen Chloride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 0.2 0.29 0.06 0.183 Eg/hr 3.29E+00 4.78E+00 1.05E+00 3.040 Elb/hr 7.26E-03 1.05E-02 2.32E-03 0.007 ppm 8.54E-02 1.22E-01 2.90E-02 0.079 ppm@7%O2 4.57E-01 5.85E-01 1.34E-01 0.392 

### Compound: Hydrogen Fluoride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 0.03 0.05 0 0.027 Eg/hr 4.94E-01 8.25E-01 0.00E+00 0.440 Elb/hr 1.09E-03 1.82E-03 0.00E+00 0.001 ppm 2.33E-02 3.84E-02 0.00E+00 0.021 ppm@7%O2 1.25E-01 1.84E-01 0.00E+00 0.103



### Location: Outlet - Method 29 

### Compound: Antimony Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0057 0.0004 0.0004 0.002 Elb/hr 2.14E-04 1.46E-05 1.46E-05 0.000 mg/dscm 4.65E-03 3.74E-04 4.15E-04 0.002 mg/dscm@7%O2 2.49E-02 1.79E-03 1.92E-03 0.010 

### Compound: Arsenic Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0421 0 0 0.014 Elb/hr 1.58E-03 0.00E+00 0.00E+00 0.001 mg/dscm 3.43E-02 0.00E+00 0.00E+00 0.011 mg/dscm@7%O2 1.83E-01 0.00E+00 0.00E+00 0.061 

### Compound: Beryllium Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.00248 0 0 0.001 Elb/hr 9.30E-05 0.00E+00 0.00E+00 0.000 mg/dscm 2.02E-03 0.00E+00 0.00E+00 0.001


### Tuesday, March 15, 2011 Page 6 of 12

### Boral Muskogee Outlet
2/25/2011 mg/dscm@7%O2 1.08E-02 0.00E+00 0.00E+00 0.004 

### Compound: Cadmium Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.00072 0.001 0.00054 0.001 Elb/hr 2.70E-05 3.65E-05 1.98E-05 0.000 mg/dscm 5.87E-04 9.35E-04 5.60E-04 0.001 mg/dscm@7%O2 3.14E-03 4.48E-03 2.59E-03 0.003 

### Compound: Chromium Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0145 0.0055 0.0029 0.008 Elb/hr 5.44E-04 2.01E-04 1.06E-04 0.000 mg/dscm 1.18E-02 5.14E-03 3.01E-03 0.007 mg/dscm@7%O2 6.31E-02 2.46E-02 1.39E-02 0.034 

### Compound: Cobalt Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0 0 0.0001 0.000 Elb/hr 0.00E+00 0.00E+00 3.66E-06 0.000 mg/dscm 0.00E+00 0.00E+00 1.04E-04 0.000 mg/dscm@7%O2 0.00E+00 0.00E+00 4.82E-04 0.000 

### Compound: Filterable Particulate Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 2 1.8 0.8 1.533 Elb/hr 7.50E-02 6.57E-02 2.93E-02 0.057 mg/dscm 1.63E+00 1.68E+00 8.29E-01 1.380 mg/dscm@7%O2 8.71E+00 8.05E+00 3.84E+00 6.867 

### Compound: Lead Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0004 0.0005 0.0003 0.000 Elb/hr 1.50E-05 1.82E-05 1.10E-05 0.000 mg/dscm 3.26E-04 4.67E-04 3.11E-04 0.000 mg/dscm@7%O2 1.74E-03 2.24E-03 1.44E-03 0.002 

### Compound: Manganese Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0095 0.0039 0.0023 0.005 Elb/hr 3.56E-04 1.42E-04 8.42E-05 0.000 mg/dscm 7.75E-03 3.64E-03 2.38E-03 0.005 mg/dscm@7%O2 4.14E-02 1.74E-02 1.10E-02 0.023 

### Compound: Mercury Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0023 0.0016 0.0023 0.002


### Tuesday, March 15, 2011 Page 7 of 12

### Boral Muskogee Outlet
2/25/2011

Process Run Data Elb/hr 8.63E-05 5.84E-05 8.42E-05 0.000 mg/dscm 1.88E-03 1.50E-03 2.38E-03 0.002 mg/dscm@7%O2 1.01E-02 7.19E-03 1.10E-02 0.009 

### Compound: Nickel Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0109 0.0142 0.0034 0.010 Elb/hr 4.09E-04 5.18E-04 1.24E-04 0.000 mg/dscm 8.89E-03 1.33E-02 3.52E-03 0.009 mg/dscm@7%O2 4.75E-02 6.37E-02 1.63E-02 0.043 

### Compound: Selenium Average RunNumber M29/5-1 M29/5-2 M29/5-3 Mass_mg 0.0003 0.0004 0.0004 0.000 Elb/hr 1.13E-05 1.46E-05 1.46E-05 0.000 mg/dscm 2.45E-04 3.74E-04 4.15E-04 0.000 mg/dscm@7%O2 1.31E-03 1.79E-03 1.92E-03 0.002



### Tuesday, March 15, 2011 Page 8 of 12

### Boral Muskogee Outlet
2/25/2011 Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 1 Brick Produced 11.39 Tons/hr 11.4


### 2 Brick Produced 11.39 Tons/hr 11.4 3 Brick Produced 11.39 Tons/hr 11.4
1 Lime Feed Rate 115 lbs/hr 115


### 2 Lime Feed Rate 115 lbs/hr 115 3 Lime Feed Rate 115 lbs/hr 115



### Run Name Value UOM Comments Target Value 1 DRY LIMESTONE INJECTION 0 0


### 1 FABRIC FILTER 0 0

Tuesday, March 15, 2011 Page 9 of 12

### Boral Muskogee Outlet
2/25/2011 Sampling / Stack Data Results Detail


### LocationOutlet - Method 26A Average Run Number M26A-1 M26A-2 M26A-3 Test Date 11/15/2010 11/16/2010 11/16/2010 Run Start Time 3:55:00 PM8:50:00 AM11:05:00 AM Run Finish Time 4:55:00 PM9:50:00 AM12:05:00 PM Net Traversing Points 16 16 16 Net Run Time, minutes 64 64 64 Nozzle Diameter, inches 0.341 0.341 0.341 0.341 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.0099 1.0099 1.0099 1.010 Barometric Pressure, inches of Mercury 29.86 29.82 29.82 29.833 Average Orifice Meter Differential, inches H2O 2.44 2.52 2.17 2.377 Dry Gas Meter Volume Sampled, cubic feet 54.272 54.420 47.710 52.134 Average Dry Gas Meter Temperature, °F 72.69 66.63 69.00 69.440 Dry Gas Meter Volume Sampled, dscf 54.544 55.259 48.187 52.663 Total Moisture Liquid collected, g 38.9 43.5 36 39.467 Volume of Water Vapor, standard cubic feet 1.83 2.05 1.69 1.857 Moisture Content of Stack Gas, % 3.25 3.58 3.39 3.407 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9675 0.9642 0.9661 0.966 Carbon Dioxide, % 1.5 1.6 1.6 1.567 Oxygen, % 18.3 18 17.9 18.067 Carbon Monoxide & Nitrogen, % 80.2 80.4 80.5 80.367 Fuel Factor 1.73 1.81 1.88 Dry Molecular Weight, lb/lb-Mole 28.97 28.98 28.97 28.973 Wet Molecular weight, lb/lb-Mole 28.61 28.59 28.60 28.600 Flue Gas Static Pressure, inches of H2O -0.13 -0.13 -0.13 -0.130 Absolute Flue Gas Pressure, inches of Mercury 29.85 29.81 29.81 29.823 Average Stack Gas Temperature, °F 350.94 357.69 356.81 355.147 Average Velocity Head, inches of H2O 0.264 0.276 0.236 0.259 Average Stack Gas Velocity, feet/second 35.96 36.95 34.15 35.687 Stack Cross-Sectional Area, square feet 11.045 11.045 11.045 11.045 Dry Volumetric Flow Rate, dry scfm 14,976.7 15,189.5 14,081.314,749.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 23,830.7 24,486.8 22,631.223,649.567 Percent Isokinetic of Sampling Rate, % 99.1 99.0 93.1 97.067 Percent Excess Air, % 637.0 558.0 534.0 576.333 F-Factor, dscfm/MMBtu @ %O2 8710 8710 87108,710.000 Round Duct Diameter, inches 45 45 45 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10610 10610 1061010,610.000 Fc 1040 1040 1040 1,040.000



### Tuesday, March 15, 2011 Page 10 of 12

### Boral Muskogee Outlet
2/25/2011
LocationOutlet - Method 29 Average Run Number M29/5-1 M29/5-2 M29/5-3 Test Date 11/15/2010 11/16/2010 11/16/2010 Run Start Time 3:55:00 PM8:50:00 AM11:05:00 AM Run Finish Time 4:55:00 PM9:50:00 AM12:05:00 PM Net Traversing Points 16 16 16 Net Run Time, minutes 64 64 64 Nozzle Diameter, inches 0.335 0.335 0.335 0.335 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.9826 0.9826 0.9826 0.983 Barometric Pressure, inches of Mercury 29.86 29.82 29.82 29.833 Average Orifice Meter Differential, inches H2O 1.54 1.10 0.91 1.183 Dry Gas Meter Volume Sampled, cubic feet 43.245 37.435 34.220 38.300 Average Dry Gas Meter Temperature, °F 58.81 53.56 60.50 57.623 Dry Gas Meter Volume Sampled, dscf 43.322 37.794 34.071 38.396 Total Moisture Liquid collected, g 32.5 26.1 23.6 27.400 Volume of Water Vapor, standard cubic feet 1.53 1.23 1.11 1.290 Moisture Content of Stack Gas, % 3.41 3.15 3.16 3.240 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9659 0.9685 0.9684 0.968 Carbon Dioxide, % 1.5 1.6 1.6 1.567 Oxygen, % 18.3 18 17.9 18.067 Carbon Monoxide & Nitrogen, % 80.2 80.4 80.5 80.367 Fuel Factor 1.73 1.81 1.88 Dry Molecular Weight, lb/lb-Mole 28.97 28.98 28.97 28.973 Wet Molecular weight, lb/lb-Mole 28.60 28.63 28.62 28.617 Flue Gas Static Pressure, inches of H2O -0.13 -0.13 -0.13 -0.130 Absolute Flue Gas Pressure, inches of Mercury 29.85 29.81 29.81 29.823 Average Stack Gas Temperature, °F 354.25 363.81 362.13 360.063 Average Velocity Head, inches of H2O 0.179 0.130 0.106 0.138 Average Stack Gas Velocity, feet/second 29.67 25.44 22.95 26.020 Stack Cross-Sectional Area, square feet 11.045 11.045 11.045 11.045 Dry Volumetric Flow Rate, dry scfm 12,286.4 10,426.6 9,424.310,712.433 Actual Wet Volumetric Flue Gas Flow Rate, acfm 19,662.3 16,859.1 15,209.017,243.467 Percent Isokinetic of Sampling Rate, % 99.4 102.2 101.9 101.167 Percent Excess Air, % 637.0 558.0 534.0 576.333 F-Factor, dscfm/MMBtu @ %O2 8710 8710 87108,710.000 Round Duct Diameter, inches 45 45 45 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10610 10610 1061010,610.000 Fc 1040 1040 1040 1,040.000



### Tuesday, March 15, 2011 Page 11 of 12

### Boral Muskogee Outlet
2/25/2011
LocationOutlet - Method 3A O2 Average Run Number 1 2 3 Test Date 11/15/2010 11/16/2010 11/16/2010 Run Start Time 3:55:00 PM8:50:00 AM11:05:00 AM Run Finish Time 4:55:00 PM9:50:00 AM12:05:00 PM Carbon Dioxide, % 0 0 0 0.000 Oxygen, % 0 0 0 0.000 Fuel Factor 0 0 0 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 8710 8710 87108,710.000 Moisture, % 0 0 0 0.000 Analyzer Make Servomex Servomex Servomex #Error Analyzer Model 1440 1440 1440 1,440.000 Analyzer Serial Number #Num! Operating Range 20 0 0 6.667 Operating Units ppm ppm ppm No. Readings/Avg. 60 60 60 60.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC207920 CC207920 CC207920 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID SG9134085B ALSG9134085B

ALSG9134085B

AL Calibration Pre High Cylinder Instrument Response 9.8 9.8 9.8 9.800 Calibration Pre High Cylinder Bias 0.5 0.5 0.5 0.500 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC207920 CC207920 CC207920 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID SG9134085B ALSG9134085B

ALSG9134085B

AL Calibration Post High Cylinder Instrument Response 10 9.8 9.8 9.867 Calibration Post High Cylinder Bias 1.5 0.5 0.5 0.833 Calibration Post High Cylinder Drift 1 0 0 0.333 Cavg 18.4 17.9 17.8 18.033 Cavg Units ppmvd ppmvd ppmvd Cgas 18.3219 18.0059 17.9053 18.078 Cgas Units ppmvd ppmvd ppmvd Fuel Type Gas - NaturalGas - NaturalGas - Natural Fw 10610 10610 1061010,610.000 Fc 1040 1040 1040 1,040.000 Cgasw 0 0 0 0.000 Cgasw Units



### Tuesday, March 15, 2011 Page 12 of 12