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Freeport NIP(7.0)-LR030924RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 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. 1 1 1 MEASURED SLUMP (inches) 1 4.00 Duke Realty Services, LP Potter On site DATE TESTED 08/05/2003 2 4.00 08/26/2003 3 4.00 08/26/2003 1 4 Hold Water added at site: 10 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: 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. PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/29/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 8:10am BATCH TIME: 7:568111 TEMPERATURE (F) AIR 78 F CONCRETE: 90 F TRUCK NO: 112 AIR CONTENT 4.6 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28 27 sq in AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 100250 127205 130150 Average Report No.: Project No.: Date of Service: Report Date: 191554 037333 07/29/2003 09/24/2003 TICKET NO: 117656 UNIT WEIGHT (pci: NA OVERALL PLACEMENT LOCATION: North half of south parking lot, Building Column Line GO to LL SAMPLE LOCATION: 10' west, 10' north of southeast corner COMPRESSIVE STRENGTH (psi) 3550 4500 4600 4550 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 Bone Engineers, Ltd. 01DD Pagel of 5 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: On site SPECIFICATION REQUIREMENTS 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 STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 2 1 2 2 2 3 2 4 Duke Realty Services, LP Potter MEASURED SLUMP DATE (inches) TESTED 5.00 08/05/2003 5.00 08/26/2003 5.00 08/26/2003 5.00 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: 191554 037333 07/29/2003 09/24/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/29/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:15am BATCH TIME: 9:OOam TEMPERATURE (F) -AIR 82 F CONCRETE: 90 F TRUCK NO: 1 12 TICKET NO: 117666 AIR CONTENT 3.9 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: North half of south parking lot, Building Column Line GG to LL SAMPLE LOCATION: 75' west, 15' north of southeast comer REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 09/23/2003 56 MAXIMUM LOAD (Ibs. force) Does not comply with specified strength. COMPRESSIVE STRENGTH (psi) 86245 3050 104875 106355 Average 3710 3760 3740 117660 4160 FRACTURE TYPE Unbonded Cap 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 2 of 5 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: Duke Realty Services, LP Potter On site 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) 3 1 4.50 DATE TESTED 08/05/2003 3 2 4.50 08/26/2003 3 3 4.50 08/26/2003 3 4 Hold CONCRETE COMPRESSIVE STRENGTH TEST Report No.: Project No.: Date of Service: Report Date: PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/29/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10: 10a111 BATCH TIME: TEMPERATURE (F) AIR 84 TRUCK NO: 120 AIR CONTENT 4.6 191554 037333 07/29/2003 09/24/2003 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 OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) 9:45am F CONCRETE: 89 F TICKET NO: 117675 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: North half of south parking lot, Building Column Line GG to LL SAMPLE LOCATION: 125' west, 10' south of northeast corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 104335 3690 128025 129475 Average COMPRESSIVE STRENGTH (psi) 4530 4580 4560 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 5 RoneEngineers A LEIGH COMPANY Client: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 Project: Services: 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. CONTRACTOR: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR ("io): 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 MEASURED SLUMP (inches) DATE TESTED 4 1 5.00 08/05/2003 4 2 5.00 08/26/2003 4 3 5.00 08/26/2003 4 4 5.00 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/29/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 11:1 Sam BATCH TIME: 10:54am TEMPERATURE (F) AIR 86 F CONCRETE: 90 F TRUCK NO: 113 TICKET NO: 117686 AIR CONTENT 4.6 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot, Building Column Line GG to LL 09/23/2003 CONCRETE COMPRESSIVE STRENGTH TEST SAMPLE LOCATION: 30' east, 10' south of northwest corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 56 MAXIMUM LOAD (Ibs. force) 86775 110835 114300 Average Does not comply with specified strength. 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 Report No.: Project No.: Date of Service: Report Date: COMPRESSIVE STRENGTH (psi) 191554 037333 07/29/2003 09/24/2003 3070 3920 4040 3980 122670 4340 FRACTURE TYPE Unbonded Cap 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 wee have no control. letters t a d reports are for the exclusive use of the clients to whom they are addressed and shall 4 of 5 reproduced except in full without the written approval of Rone Engineers, 01DD RoneEngineers A LEIGH COMPANY CONTRACTOR: CONCRETE SUPPLIER: PLANT: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 5 1 5.00 5 2 5.00 5 3 5.00 5 4 5.00 Technician: Lanny Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Potter Concrete 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. Duke Realty Services, LP 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) DATE TESTED 08/05/2003 08/26/2003 08/26/2003 CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA MIX DESIGN 1.D.: 7752 PLACEMENT DATE: WEATHER CONDITIONS: TIME SAMPLED: 12:00pm TEMPERATURE (F) AIR TRUCK NO: 120 AIR CONTENT 3.8 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) 09/23/2003 56 Started: 7:30am AGE (days) 7 28 28 Does not comply with specified strength. (1) Pacheco Koch Consulting Engineers (1) Engineering Analyst (1) City of Coppell Bldg. Inspections SAMPLE LOCATION: Finished: 2:30pm 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: 191554 037333 07/29/2003 09/24/2003 07/29/2003 Clear BATCH TIME: 11:48am 92 F CONCRETE: 92 F TICKET NO: 117694 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of south parking lot, Building Column Line GG to LL MAXIMUM LOAD (Ibs. force) 86685 107300 109540 Average 10' east, 10' north of southwest corner 119215 COMPRESSIVE STRENGTH (psi) 3070 3790 3870 3830 4220 K. Scott Watson, AET CMT Operations Manager FRACTURE TYPE Unbonded Cap 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 5 of 5 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: 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. 1 1 1 2 1 3 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 Duke Realty Services, LP MIX DESIGN I.D.: 7752 Potter PLACEMENT DATE: 08/26/2003 On site WEATHER CONDITIONS: Clear TIME SAMPLED: 7:55am BATCH TIME: 7:35am TEMPERATURE (F) AIR 80 F CONCRETE 88 F TRUCK NO: 105 TICKET NO: 140 AIR CONTENT (o): 4.3 UNIT WEIGHT (pef): NA OVERALL PLACEMENT LOCATION: North half of north parking lot, building column line KK to QQ MEASURED SLUMP (inches) 4.0 4.0 4.0 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 09/02/2003 09/23/2003 09/23/2003 1 4 Hold Water added at site: 10 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 AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 119030 132795 137785 Average Report No.: Project No.: Date of Service: Report Date: SAMPLE LOCATION: 15' west, 10' south of northeast comer COMPRESSIVE STRENGTH (psi) 4210 4700 4870 4790 193128 037333 08/26/2003 09/24/2003 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 1 of 5 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: 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. 2 1 2 2 2 3 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. Duke Realty Services, LP Potter On site MEASURED SLUMP DATE (inches) TESTED 4.0 09/02/2003 4.0 09/23/2003 4.0 09/23/2003 2 4 Hold PROJECT DATA Report No.: Project No.: Date of Service: Report Date: MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/26/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:OOam BATCH TIME: 8:3Sam TEMPERATURE (F) AIR 81 F CONCRETE: 88 F TRUCK NO: 1 TICKET NO: 148 AIR CONTENT 4.5 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of north parking lot, building column line KK to QQ SAMPLE LOCATION: 50' west, 20' south of northeast corner RRPORT (W TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 118455 135510 138325 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 COMPRESSIVE STRENGTH (psi) 193128 037333 08/26/2003 09/24/2003 FRACTURE TYPE 4190 Unbonded Cap 4790 Unbonded Cap 4890 Unbonded Cap 4840 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 2 of 5 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 CYLINDER MARKED SET NO. 3 1 3 2 3 3 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. Duke Realty Services, LP Potter On site ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP (inches) 4.5 4.5 4.5 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 09/02/2003 09/23/2003 09/23/2003 3 4 Hold AGE (days) 7 28 28 CONCRETE COMPRESSIVE STRENGTH TEST MAXIMUM LOAD (lbs. force) 116620 135415 143555 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: PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/26/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:10am BATCH TIME: 9:46am TEMPERATURE (F) AIR 84 F CONCRETE: 88 F TRUCK NO: 105 TICKET NO: 158 AIR CONTENT 4.0 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of north parking lot, building column line KK to QQ SAMPLE LOCATION: 30' east, 20' south of northwest corner COMPRESSIVE STRENGTH (psi) 4120 4790 5080 4940 193128 037333 08/26/2003 09/24/2003 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. OIDD Page of 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: Duke Realty Services, LP CONCRETE SUPPLIER: Potter PLANT: On site SPECIFICATION REQUIREMENTS STRENGTH: SLUMP (in): AIR TEST METHOD: CYLINDER MARKED SET NO. 4 1 4 2 4 3 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) 5.0 5.0 5.0 DATE TESTED 09/02/2003 4 4 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 Report No.: Project No.: Date of Service: Report Date: 193128 037333 08/26/2003 09/24/2003 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. PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/26/2003 WEATHER CONDITIONS: Clear TIME SAMPLED 11' 15am BATCH TIME: 10:49am TEMPERATURE (F) AIR 86 F CONCRETE: 89 F TRUCK NO: 105 TICKET NO: 170 AIR CONTENT 4.3 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: North half of north parking lot, building column line KK to QQ REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 09/23/2003 28 09/23/2003 28 SAMPLE LOCATION: 5' east, 5' north of southwest corner MAXIMUM LOAD (Ibs. force) 102625 122460 122065 Average COMPRESSIVE STRENGTH (Psi) 3630 4330 4320 4330 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 5 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: 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. 5 1 5 2 5 3 5 4 MEASURED SLUMP (inches) 5.0 5.0 5.0 5.0 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 DATE TESTED 09/02/2003 09/23/2003 09/23/2003 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 OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 10/21/2003 56 MAXIMUM LOAD (lbs. force) 85685 107885 105035 Average Does not comply with specified strength. Started: 7:30am Finished: 2: 30pm (1) Pacheco Koch Consulting Engineers (1) Engineering Analyst (1) City of Coppell Bldg. Inspections Report No.: Project No.: Date of Service: Report Date: SAMPLE LOCATION: 15' south, 5' east of northwest corner COMPRESSIVE STRENGTH (psi) 193128 037333 08/26/2003 09/24/2003 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. PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/26/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 12:30pm BATCH TIME: 11:SOam TEMPERATURE (F) AIR 90 F CONCRETE: 90 F TRUCK NO: 103 TICKET NO: 179 AIR CONTENT 4.7 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: Northwest spproach, north parking lot K. Scott Watson, AET CMT Operations Manager FRACTURE TYPE 3030 Unbonded Cap 3820 Unbonded Cap 3710 Unbonded Cap 3770 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 5 of 5