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Freeport NIP(7.0)-LR030728RoneEngineers to A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 1 1 1 1 4 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 CONCRETE COMPRESSIVE STRENGTH TEST Report No.: Project No.: Date of Service: Report Date: 179385 037333 06/28/2003 07/28/2003 Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. SPECIFICATION REQUIREMENTS 2 4.00 3 4.00 Duke Realty Services, LP Potter On site 1 4.00 4000 psi 28 Days 5" maximum 3 -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 7:15am BATCH TIME: 6:46am TEMPERATURE (F) AIR 70 F CONCRETE: 84 F TRUCK NO: 110 TICKET NO: 1 1631 1 AIR CONTENT 3.3 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) SAMPLE LOCATION: 10' west by 10' north of southeast corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 123300 147250 149760 Average COMPRESSIVE STRENGTH (psi) 4360 5210 5300 5260 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 1 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Freeport 10 500 Freeport Parkway Coppell, TX Services: Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR(%): TEST METHOD: CYLINDER MARKED SET NO. 2 1 3.50 2 2 3.50 2 3 3.50 2 4 Duke Realty Services, LP Potter On site 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) Water added at site: 5 gallons Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold REPORT OF TESTS 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 CONCRETE COMPRESSIVE STRENGTH TEST Report No.: Project No.: Date of Service: Report Date: 179385 037333 06/28/2003 07/28/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 7:45am BATCH TIME: 7:36am TEMPERATURE (F) AIR 72 F CONCRETE: 85 F TRUCK NO: 110 TICKET NO: 116320 AIR CONTENT 3.1 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 25' West by 15' south of northeast comer AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 121630 149390 148175 Average COMPRESSIVE STRENGTH (Ps 4300 5280 5240 5260 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Roue Engineers, Ltd. O1DD Page 2 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Freeport 10 500 Freeport Parkway Coppell, TX Services: Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. CONTRACTOR: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -172 ASTM C -31 CYLINDER MARKED SET NO. 3 1 4.00 3 2 4.00 3 3 4.00 4 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 8:38am BATCH TIME: 8:24am TEMPERATURE (F) AIR 74 F CONCRETE: 86 F TRUCK NO: 1 10 TICKET NO: 116330 AIR CONTENT 3.6 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 100' west by 15' south of northeast corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 116470 148820 143815 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630.9745 Report No.: Project No.: Date of Service: Report Date: COMPRESSIVE STRENGTH (psi) 4120 5260 5090 5180 179385 037333 06/28/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 3 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MARKED SET NO. MEASURED SLUMP (inches) 4 1 5.00 4 2 5.00 4 3 5.00 4 4 Duke Realty Services, LP Potter On site DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 105140 126420 126505 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630 -9745 Report No.: Project No.: Date of Service: Report Date: MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:3Oam BATCH TIME: 9:18am TEMPERATURE (F) AIR 74 F CONCRETE: 84 F TRUCK NO: 104 TICKET NO: 116341 AIR CONTENT 3.5 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 150' west by 20' north of southeast comer COMPRESSIVE STRENGTH (Ps() 3720 4470 4470 4470 179385 037333 06/28/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 4 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 5 1 4.50 2 5 4 Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) 3 4.50 Duke Realty Services, LP Potter On site CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/05/2003 4.50 07/26/2003 07/26/2003 Hold AGE (days) 7 28 28 MAXIMUM LOAD (Ibs. force) 96620 121065 118350 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630 -9745 Report No.: Project No.: Date of Service: Report Date: MIX DESIGN LD.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:2Oam BATCH TIME: 10:O4am TEMPERATURE (F) AIR 80 F CONCRETE:. 86 F TRUCK NO: 110 TICKET NO: 116350 AIR CONTENT 3.1 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 225' east by 20' south of northeast corner COMPRESSIVE STRENGTH (psi) 3420 4280 4190 4240 179385 037333 06/28/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control, Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 5 of 7 RoneEngineers to A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MARKED SET NO. Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. MEASURED SLUMP (inches) 6 1 5.00 6 2 5.00 6 3 5.00 6 4 Duke Realty Services, LP Potter On site DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630 -9745 Report No.: Project No.: Date of Service: Report Date: 179385 037333 06/28/2003 07/28/2003 MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 11:3Oam BATCH TIME: 11:18am TEMPERATURE (F) AIR 86 F CONCRETE: 86 F TRUCK NO: 110 TICKET NO: 116360 AIR CONTENT 3.7 UNIT WEIGHT (pet): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 100' east by 25' south of northwest corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 100405 127870 127285 Average COMPRESSIVE STRENGTH (PI) 3550 4520 4500 4510 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 6 of 7 RoneEngineers to A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 7 1 5.00 7 2 5.00 7 3 5.00 7 4 Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Technician: Lanny Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Potter Concrete Duke Realty Services, LP Potter On site 4000 psi 28 Days 5" maximum 3% 6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/05/2003 07/26/2003 07/26/2003 Hold Started: 7:30am (1) Pacheco Koch Consulting Engineers (1) Engineering Analyst (1) City of Coppell Bldg. Inspections 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 Report No.: Project No.: Date of Service: Report Date: MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/28/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 12:1Spm BATCH TIME: 12:O3pm TEMPERATURE (F) AIR 90 F CONCRETE: 86 F TRUCK NO: 1 10 TICKET NO: 116370 AIR CONTENT 3.0 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South parking lot, north half between building column line L to R SAMPLE LOCATION: 25' east by 25' north of southwest comer AGE (days) 7 28 28 Finished: 1:OOpm MAXIMUM LOAD (lbs. force) COMPRESSIVE STRENGTH (Psi) 103285 3650 125060 129515 Average 4420 4580 4500 179385 037333 06/28/2003 07/28/2003 K. Scott Watson, AET CMT Operations Manager FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Roue Engineers, Ltd. 01DD Page7of7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Freeport 10 500 Freeport Parkway Coppell, TX Services: Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 1 1 4.5 1 2 4.5 1 3 4.5 1 4 CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA Duke Realty Services, LP MIX DESIGN I.D.: 7752 Potter PLACEMENT DATE: 06/27/2003 On site 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold REPORT OF TESTS AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 110155 139320 136455 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630 -9745 Report No.: Project No.: Date of Service: Report Date: WEATHER CONDITIONS: Clear TIME SAMPLED: 7: loam BATCH TIME: 6:5Oam TEMPERATURE (F) AIR 66 F CONCRETE: 84 F TRUCK NO: 110 TICKET NO: 116237 AIR CONTENT 3.2 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y SAMPLE LOCATION: 10' west by 10' south of northeast corner COMPRESSIVE STRENGTH (Psi) 3900 4930 4830 4880 179329 037333 06/27/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rorie Engineers, Ltd. O1DD Page 1 of 7 RoneEngineers to A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -172 ASTM C -31 CYLINDER MARKED SET NO. MEASURED SLUMP (inches) 2 1 4.0 2 2 4.0 2 3 4.0 2 4 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 CONCRETE COMPRESSIVE STRENGTH TEST 179329 037333 06/27/2003 07/28/2003 Report No.: Project No.: Date of Service: Report Date: Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 7:55am BATCH TIME: 7:29am TEMPERATURE (F) AIR 66 F CONCRETE: 86 F TRUCK NO: 1 14 TICKET NO: 116246 AIR CONTENT 3.5 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y SAMPLE LOCATION: 25' west by 10' north of southeast corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 124595 142055 148665 Average COMPRESSIVE STRENGTH (psi) 4410 5020 5260 5140 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. O1DD Page 2 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 3 1 5.0 3 2 5.0 3 3 5.0 3 4 rt Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Duke Realty Services, LP Potter On site 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 106665 121155 124785 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 Report No.: Project No.: Date of Service: Report Date: MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 8:3Oam BATCH TIME: 8:15am TEMPERATURE (F) AIR 70 F CONCRETE: 87 F TRUCK NO: 1 10 TICKET NO: 116256 AIR CONTENT 3.1 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y SAMPLE LOCATION: 50' west by 15' south of northeast comer COMPRESSIVE STRENGTH (Psi) 3770 4280 4410 4350 179329 037333 06/27/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. O1DD Page 3 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 4 1 4 2 4 3 4 4 CONCRETE COMPRESSIVE STRENGTH TEST Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. SPECIFICATION REQUIREMENTS Duke Realty Services, LP Potter On site 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) 4.5 4.5 4.5 DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630.9745 Report No.: Project No.: Date of Service: Report Date: 179329 037333 06/27/2003 07/28/2003 MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:3Oam BATCH TIME: 9:22am TEMPERATURE (F) AIR 74 F CONCRETE: 86 F TRUCK NO: 110 TICKET NO: 116268 AIR CONTENT 3.2 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: North half of south parking tot between building column Line R Y SAMPLE LOCATION: 125' west by 10' north of southeast corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 123370 143630 147575 Average COMPRESSIVE STRENGTH (Psi) 4360 5080 5220 5150 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. OIDD Page 4 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: CONTRACTOR: CONCRETE SUPPLIER: PLANT: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. 5 1 5.0 5 2 5.0 5 3 5.0 5 4 Duke Realty Services, Potter On site SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days 5" maximum 3% 6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) LP CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:4Oam BATCH TIME: 10:25am TEMPERATURE (F) AIR 76 F CONCRETE: 84 F TRUCK NO: 106 TICKET NO: 116275 AIR CONTENT 3.7 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y REPORT ()F TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold SAMPLE LOCATION: 125' east by 20' south of northwest corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 118015 137175 137865 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630 -9745 Report No.: Project No.: Date of Service: Report Date: COMPRESSIVE STRENGTH (psi) 4170 4850 4880 4870 179329 037333 06/27/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 5of7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 CONTRACTOR: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -172 ASTM C -31 CYLINDER MARKED SET NO. MEASURED SLUMP (inches) 6 1 5.0 6 2 5.0 6 3 5.0 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 DATE TESTED 07/04/2003 07/25/2003 07/25/2003 6 4 Hold Water added at site: 5 gallons 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 MAXIMUM LOAD (Ibs. force) 118800 140560 131300 Average Report No.: Project No.: Date of Service: Report Date: Project: Freeport 10 500 Freeport Parkway Coppell, TX Services: Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 11:45am BATCH TIME: 11:13am TEMPERATURE (F) AIR 80 F CONCRETE: 86 F TRUCK NO: 107 TICKET NO: 116285 AIR CONTENT 3.2 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y SAMPLE LOCATION: 100' east by 10' north of southwest comer COMPRESSIVE STRENGTH (Psi) 4200 4970 4640 4810 179329 037333 06/27/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. O1DD Page 6 of 7 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 7 4 CONCRETE COMPRESSIVE STRENGTH TEST Freeport 10 500 Freeport Parkway Coppell, TX Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. CONTRACTOR: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS MEASURED SLUMP (inches) 7 1 5.0 7 2 5.0 7 3 5.0 Technician. Lanny Gist Report Distribution: (1) Duke Realty Services, LP (I) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Potter Concrete 4000 psi 28 Days 5" maximum 3% -6% ASTM C -172 ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 REPORT OF TESTS DATE TESTED 07/04/2003 07/25/2003 07/25/2003 Hold PROJECT DATA Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) Started: 6:30am AGE (days) 7 28 28 (1) Pacheco Koch Consulting Engineers (I) Engineering Analyst (1) City of Coppell Bldg. Inspections Finished: 4:OOpm MAXIMUM LOAD (lbs. force) 106130 123820 122135 Average 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 Report No.: Project No.: Date of Service: Report Date: MIX DESIGN I.D.: 7752 PLACEMENT DATE: 06/27/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 12:4Opm BATCH TIME: 12:2Opm TEMPERATURE (F) AIR 82 F CONCRETE: 85 F TRUCK NO: 109 TICKET NO: 116295 AIR CONTENT 3.0 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot between building column Line R Y SAMPLE LOCATION: 50' east by 20' north of southwest corner COMPRESSIVE STRENGTH (psi) 3750 4380 4320 4350 179329 037333 06/27/2003 07/28/2003 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap K. Scott Watson, AET CMT Operations Manager LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineers, Ltd. 01DD Page 7 of 7