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Freeport NIP(7.0)-LR030919RoneEngineers 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 I 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. Duke Realty Services, LP Potter On site MEASURED SLUMP (inches) 5.0 5.0 5.0 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 08/28/2003 09/18/2003 09/18/2003 5.0 10/16/2003 CONCRETE COMPRESSIVE STRENGTH TEST SAMPLE LOCATION: Southeast parking area, 20' east, 20' south of northwest corner AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 74650 96350 99525 Average Does not comply with specified strength. 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) 2640 3410 3520 3470 192917 037333 08/21/2003 09/19/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/21/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 7:35am BATCH TIME: 7:1Sam TEMPERATURE (F) AIR 81 F CONCRETE: 86 F TRUCK NO: 107 TICKET NO: 11 AIR CONTENT 4.7 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South half of east fire lane and parking area, southeast corner of building FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap 56 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 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: 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: 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 2 4 Duke Realty Services, LP Potter On site MEASURED SLUMP (inches) 4.5 4.5 4.5 Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 08/28/2003 09/18/2003 09/18/2003 Hold AGE (days) 7 28 28 MAXIMUM LOAD (Ibs. force) 93170 111225 116585 Average CONCRETE COMPRESSIVE STRENGTH TEST Does not comply with specified strength. 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: 192917 037333 08/21/2003 09/19/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/21/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:OOam BATCH TIME: 8:34am TEMPERATURE (F) AIR 82 F CONCRETE: 88 F TRUCK NO: 107 TICKET NO: 19 AIR CONTENT 5.2 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South half of east fire lane and parking area, southeast corner of building SAMPLE LOCATION: East fire lane, 20' south of north header REPORT OF TESTS COMPRESSIVE STRENGTH (psi) 3290 3930 4120 4030 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided sf for testing. gd We as su m no r e sp o si bil it y co varition in in quality (composition, appearance, performance, etc.) or any other feature of similar subject matter provided by p e reports are for the exclusive use of the clients to whom they are addressed and shall 2 f e s reproduced except in full without the written approval of Rone Engineers, Ltd. RoneEngineers A LEIGH COMPANY Client: Project: Services: Duke Realty Services, LP Attn: Mr. Jeff Langston 5495 Belt Line Road, Suite 360 Dallas TX 75254 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: 192917 037333 08/21/2003 09/19/2003 Freeport 10 500 Freeport Parkway Coppell, TX Obtain s samples the fresh concrete at t laboratory for can g placement and teti locations, perform with app a standard cast compressive strength samples and bring PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/21/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:50am BATCH TIME: 10:25 am TEMPERATURE (F) AIR 85 F CONCRETE: 89 F TICKET NO: 30 UNIT WEIGHT tact): NA 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 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MEASURED MARKED SLUMP DATE SET NO. (inches) TESTED 3 1 4.0 08/28/2003 3 2 4 09/18/2003 3 3 4 09/18/2003 3 4 Hold Water added at site: 10 gallons TRUCK NO: 1 1 AIR CONTENT /o): 4.9 OVERALL PLACEMENT LOCATION: South half of east fire lane and parking area, southeast corner of building SAMPLE LOCATION: t 1 1 Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 98490 130800 123185 Average East fire lane, 200' south of north header COMPRESSIVE STRENGTH (psi) 3480 4630 4360 4500 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap LIMITATIONS: appearance, Tae test performance, presented e or any other prepared e of similar subject specific tter provid d persons or conditions ons over which we have no control Our letters and (composition, r the exclusive reports are for lusive use of the clients to whom they are addressed and P shall not 3 of 5 reproduced except in full without the written approval of Rone Engineers, Ltd. nrnn 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: 40001151 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. 4 4 2 4 3 4 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. MEASURED SLUMP (inches) 4.5 4.5 4.5 East fire lane, 300' south of north header REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE TESTED 08/28/2003 09/18/2003 09/18/2003 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 SAMPLE LOCATION: AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 94370 122520 128265 Average Report No.: Project No.: Date of Service: Report Date: 192917 037333 08/21/2003 09/19/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 08/21/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 12.00pm BATCH TIME: 11:26am TEMPERATURE (F) AIR 90 F CONCRETE: 90 F TRUCK NO: 114 TICKET NO: 38 AIR CONTENT 5.1 UNIT WEIGHT (pre: NA OVERALL PLACEMENT LOCATION: South half of east fire lane and parking area, southeast corner of building COMPRESSIVE STRENGTH (psi) 3340 4330 4540 4440 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 P reproduced except in full without the written approval of Rone Engineers, Ltd. Page 4 of 5 RoneEngineers EZEIN 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 s samples off fresh concrete for curing the placement and testing locations, perform i uird field le standar cast compressive strength samples and bring PROJECT DATA MIX DESIGN LD.: 7752 PLACEMENT DATE: 08/21/2003 WEATHER CONDITIONS: Clear BATCH TIME: NA TIME SAMPLED: 2:30pm TEMPERATURE (F) AIR 99 F CONCRETE: 101 F TRUCK NO: NA TICKET NO: NA AIR CONTENT 4.2 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: East fire lane CONTRACTOR: CONCRETE SUPPLIER: PLANT: SPECIFICATION REQUIREMENTS STRENGTH: 4000 psi 28 Days SLUMP (in): 5" maximum AIR 3% 6% TEST METHOD: ASTM C -31 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MEASURED MARKED SLUMP DATE SET NO. (inches) TESTED 5 1 4.25 08/28/2003 2 4.25 09/18/2003 5 5 3 4.25 09/18/2003 5 4 Technician: Lanny Gist Report Distribution: (I) 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 CONCRETE COMPRESSIVE STRENGTH TEST (1) Pacheco Koch Consulting Engineers (I) Engineering Analyst (1) City of Coppell Bldg. Inspections Report No.: Project No.: Date of Service: Report Date: SAMPLE LOCATION: 25' north of north header P e t 1 Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in. AGE (days) 7 28 28 MAXIMUM LOAD (Ibs. force) 129525 149865 151415 Average Started: 6:30am Finished: 4:OOpm 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rothway, Ste. 150, HOUSI011, TX Corporate Phone: (214)630-9 192917 037333 08/21/2003 09/19/2003 COMPRESSIVE STRENGTH (Psi) 4580 00 FRACTURE TYPE Unbonded Cap Unbonded Cap Unbonded Cap 5350 5330 I Wit Scott Watson, AET CMT Operations Manager LIMITATIONS: The test results presented herein were prepared based upon the specific of n ett, Ltd. fic samples provided for testing. We assume no responsibility for variation in quality (c eports enforpthe ere us of the clients to whomethey feature re of similar subject ttr provided addressed s and shall not be reproduced except in full without the frmance, etc.) or any r over written app have no control. Our Our letters and 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: CYLINDER MARKED SET NO. 1 1 1 2 1 3 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: 191316 037333 07/24/2003 09/19/2003 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. 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 MEASURED SLUMP DATE (inches) TESTED 4.5 07/31/2003 4.5 08/21/2003 4.5 08/21/2003 1 4 Hold PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 7:25aM BATCH TIME: 7:O9am TEMPERATURE (F) AIR 80 F CONCRETE: 86 F TRUCK NO: 1 TICKET NO: 117515 AIR CONTENT 3.7 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South half of south parking lot, Building Column Line MM to NN SAMPLE LOCATION: 15' west, 10' north, southeast corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 MAXIMUM LOAD (lbs. force) 103180 124455 123065 Average COMPRESSIVE STRENGTH (psi) 3650 4400 4350 4380 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 Pagelof6 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 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 2 4 MEASURED SLUMP (inches) 5.0 5.0 5.0 5.0 DATE TESTED 07/31/2003 08/21/2003 08/21/2003 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 PROJECT DATA 09/18/2003 56 Report No.: Project No.: Date of Service: Report Date: 191316 037333 07/24/2003 09/19/2003 MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 8:5Oam BATCH TIME: 8:35am TEMPERATURE (F) AIR 84 F CONCRETE: 86 F TRUCK NO: 108 TICKET NO: 117531 AIR CONTENT 3.7 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South half of north parking lot, Building Column Line Z to LL REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) SAMPLE LOCATION: 10' east, 10' north of southwest COMM' AGE (days) 7 28 28 MAXIMUM LOAD (Ibs. force) 89570 109030 111260 Average Does not comply with specified strength. COMPRESSIVE STRENGTH (psi) 3170 3860 3930 3900 120470 4260 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. 1111111 Page 2 of 6 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: CYLINDER MARKED SET NO. 3 1 3 2 3 3 3 4 5.0 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 MEASURED SLUMP (inches) DATE TESTED 5.0 07/31/2003 5.0 08/21/2003 5.0 08/21/2003 09/18/2003 CONCRETE COMPRESSIVE STRENGTH TEST Report No.: Project No.: Date of Service: Report Date: PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 9:3Oam BATCH TIME: TEMPERATURE (F) AIR 86 TRUCK NO: 102 AIR CONTENT 4.0 9:14am F CONCRETE: 88 F TICICET NO: 117537 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South half of north parking lot, Building Column Line Z to LL SAMPLE LOCATION: 75' east, 15' north of southwest comer REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 56 MAXIMUM LOAD (lbs. force) 84970 104085 104195 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 COMPRESSIVE STRENGTH (psi) 119505 4230 191316 037333 07/24/2003 09/19/2003 3000 3680 3680 3680 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 3 of 6 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: 4000 psi 28 Days SLUMP (in): 5" maximum AIR( 3 -6% TEST METHOD: ASTM C-172 ASTM C -31 CYLINDER MARKED SET NO. 4 1 4 4 Duke Realty Services, LP Potter On site ASTM C -I43 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 MEASURED SLUMP DATE (inches) TESTED 4.5 07/31/2003 4 2 4.5 08/21/2003 4 3 4.5 08/21/2003 4.5 09/18/2003 CONCRETE COMPRESSIVE STRENGTH TEST Report No.: Project No.: Date of Service: Report Date: PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:15am BATCH TIME: 9:53arn 86 F CONCRETE: 89 F TICKET NO: 117545 UNIT WEIGHT (pct): NA TEMPERATURE (F) AIR TRUCK NO: 102 AIR CONTENT 3.5 OVERALL PLACEMENT LOCATION: South half of north parking lot, Building Column Line Z to LL SAMPLE LOCATION: REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) AGE (days) 7 28 28 56 MAXIMUM LOAD pbs. force) 92530 108225 109375 Average Does not comply with specified strength. 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 100' east, 10' south of northwest comer COMPRESSIVE STRENGTH (psi) 3270 3830 3870 3850 117145 4140 191316 037333 07/24/2003 09/19/2003 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. 0111D Page 4 of 6 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 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MARKED SET NO. 5 1 5.0 5 2 5.0 5 3 5.0 5.0 5 4 MEASURED SLUMP (inches) CONCRETE COMPRESSIVE STRENGTH TEST PROJECT DATA REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) DATE AGE TESTED (days) 07/31/2003 7 08/21/2003 28 08/21/2003 28 09/18/2003 56 MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 10:50an1 BATCH TIME: 10:32am TEMPERATURE (F) AIR 86 F CONCRETE: 89 F TRUCK NO: 108 TICKET NO: 1 17553 AIR CONTENT 3.8 UNIT WEIGHT (pct): NA OVERALL PLACEMENT LOCATION: South half of north parking lot, Building Column Line Z to LL SAMPLE LOCATION: 150' east, 20' north of southwest corner MAXIMUM LOAD (Ibs. force) 84765 103500 103845 Average Does not comply with specified strength. 8908 Ambassador Row, Dallas, TX 75247 2696 Gravel Drive, Fort Worth, TX 76118 6300 Rotbway, Ste. 150, Houston, TX 77040 Corporate Phone: (214) 630-9745 Report No.: Project No.: Date of Service: Report Date: COMPRESSIVE STRENGTH (psi) 3000 3660 3670 3670 109605 3880 191316 037333 07/24/2003 09/19/2003 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. n1DD 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: 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 ASTM C -143 ASTM C -231 ASTM C -1064 ASTM C -138 ASTM C -39 CYLINDER MARKED SET NO. 6 1 5.0 6 2 5.0 6 3 5.0 6 4 MEASURED SLUMP (inches) Technician: Lanny Gist Report Distribution: (1) Duke Realty Services, LP (1) Duke Realty Services, LP (1) City of Coppell Engineering Dept. (1) Potter Concrete DATE TESTED 07/31/2003 08/21/2003 08/21/2003 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 Report No.: Project No.: Date of Service: Report Date: 191316 037333 07/24/2003 09/19/2003 PROJECT DATA MIX DESIGN I.D.: 7752 PLACEMENT DATE: 07/24/2003 WEATHER CONDITIONS: Clear TIME SAMPLED: 11 BATCH TIME: 11:33am TEMPERATURE (F) AIR 90 F CONCRETE: 90 F TRUCK NO: 103 TICKET NO: 117564 AIR CONTENT 4.0 UNIT WEIGHT (pcf): NA OVERALL PLACEMENT LOCATION: South half of north parking lot, Building Column Line Z to LL REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" (area 28.27 sq. in.) Does not comply with specified strength. started: 6:30am AGE (days) 7 28 28 (1) Pacheco Koch Consulting Engineers (1) Engineering Analyst (1) City of Coppell Bldg. Inspections SAMPLE LOCATION: 200' east, 10' south of northwest corner Page 6 of 6 Finished: 2:30pm MAXIMUM LOAD (lbs. force) 92595 112915 115150 Average COMPRESSIVE STRENGTH (psi) K. Scott Watson, AET CMT Operations Manager FRACTURE TYPE 3270 Unbonded Cap 3990 Unbonded Cap 4070 Unbonded Cap 4030 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. at nn