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Duke Lesley 2A-LR071218 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305861 Project No.: 0712932 Date of Service: 11/17/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: On site Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): NA Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design I.D.: 9349 Placement Date: 11/17/2007 Weather Conditions: Clear Time Sampled: 04:30am Temperature - Air: 550F Truck No: 130 Air Content: 1.1 % Overall Placement Location: Tilt wall #'s P69, P70, P71 Batch time: Concrete: 650F Ticket No: NA Unit Weight (pcf): NA Measured Slump (inches) 4.0 Sample Location: P70, middle REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 1 1 11/24/2007 7 6.00 28.27 117,410 4,150 Cone/Split 1 2 12/15/2007 28 6.00 28.27 148,210 5,240 Cone/Split 1 3 12/15/2007 28 6.00 28.27 149,010 5,270 Cone/Shear Average 5,260 1 4 01/12/2008 56 Remarks: Water added at site: 10 gallons Technician: Javier Martinez Rone Engineering See Report 305860 for technician time~~ Report Distribution: '. . .~ Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne ". . - .. -- ~. (1-eccopy) . -- 1-cc Potter Concrete Attn: Mr Ryan Skelly K S tt W t AET . f . co a son, 1-cc City 0 Coppell Attn: Mr. Lee Stone P . t M 1-cc City of Coppell Attn: Mr. Larry Davis rOJec anager 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, 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 Engineering Services, Ltd. (TM/KW) Page 1 of 1 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design I.D.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 03:15am Temperature - Air: 650F Truck No: 129 Air Content: 3.8% Overall Placement Location: Paving Batch time: 02:58am Concrete: 800F Ticket No: 9230 Unit Weight (pet): NA Measured Slump (inches) 4.0 Sample Location: 20' east, 5' north from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 1 1 11/26/2007 7 6.00 28.27 152,480 5,390 Cone/Split 1 2 12/17/2007 28 6.00 28.27 192,620 6,810 Shear 1 3 12/17/2007 28 6.00 28.27 181,120 6,410 Cone/Split Average 6,610 1 4 01/14/2008 56 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, 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 Engineering Services, ltd. (TMIKW) Page 1 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 04:20am Temperature - Air: 650F Truck No: 120 Air Content: 3.9% Overall Placement Location: Paving Batch time: 04:05am Concrete: 800F Ticket No: 9241 Unit Weight (pet): NA Measured Slump (inches) 4.5 Sample Location: 15' east, 10' south from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 2 1 11/26/2007 7 6.00 28.27 147,590 5,220 Cone/Split 2 2 12/17/2007 28 6.00 28.27 179,760 6,360 Cone/Split 2 3 12/17/2007 28 6.00 28.27 180,590 6,390 Cone/Split Average 6,370 2 4 01/14/2008 56 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, 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 Engineering Services, Ltd. (TM/KW) Page 2 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): .4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 05:25am Temperature - Air: 670F Truck No: 136 Air Content: 4.1 % Overall Placement Location: Paving Batch time: 05:04am Concrete: 800F Ticket No: 9252 Unit Weight (pcf): NA Measured Slump (inches) 4.75 Sample Location: 25' west, 25' south from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 3 1 11/26/2007 7 6.00 28.27 119,720 4,230 Cone/Split 3 2 12/17/2007 28 6.00 28.27 152,320 5,390 Cone/Split 3 3 12/17/2007 28 6.00 28.27 150,470 5,320 Cone/Split Average 5,350 3 4 01/14/2008 56 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, 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 Engineering Services, Ltd. (TM/KW) Page 3 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perfonn required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 06:15am Temperature - Air: 670F Truck No: 132 Air Content: 3.7% Overall Placement Location: Paving Batch time: 05:43am Concrete: 820F Ticket No: 9260 Unit Weight (pct): NA Measured Slump (inches) 4.75 Sample Location: 40' north, 25' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 4 1 11/26/2007 7 6.00 28.27 116,510 4,120 Cone/Split 4 2 12/17/2007 28 6.00 28.27 145,300 5,140 Cone/Split 4 3 12/17/2007 28 6.00 28.27 125,250 4,430 Shear Average 4,780 4 4 01/14/2008 56 Remarks: Water added at site: 5 gallons 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, 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 Engineering Services, Ltd. (TMIKW) Page 4 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Req uirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design I.D.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 08:00am Temperature - Air: 670F Truck No: 117 Air Content: 3.9% Overall Placement Location: Paving Batch time: 07:42am Concrete: 820F Ticket No: 9273 Unit Weight (pcf): NA Measured Slump (inches) 5.0 Sample Location: 100' north, 50' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 5 1 11/26/2007 7 6.00 28.27 122,770 4,340 Shear 5 2 12/17/2007 28 6.00 28.27 153,850 5,440 Cone/Split 5 3 12/17/2007 28 6.00 28.27 136,550 4,830 Shear Average 5,140 5 4 01/14/2008 56 Remarks: Water added at site: 10 gallons 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, 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 Engineering Services, Ltd. (TM/KW) Page 5 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design I.D.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 09:20am Temperature - Air: 700F Truck No: 120 Air Content: 3.6% Overall Placement Location: Paving Batch time: 09:02am Concrete: 840F Ticket No: 9282 Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: 150' north, 15' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (lbs) (psi) Type 6 1 11/26/2007 7 6.00 28.27 115,890 4,100 Shear 6 2 12/17/2007 28 6.00 28.27 151,890 5,370 Cone/Split 6 3 12/17/2007 28 6.00 28.27 149,410 5,280 Cone/Split Average 5,330 6 4 01/14/2008 56 Remarks: Water added at site: 10 gallons 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, 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 Engineering Services, Ltd. (TMIKW) Page 6 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Sunny, clear Time Sampled: 11 :OOam Batch time: 1 0:44am Temperature - Air: 720F Concrete: 860F Truck No: 134 Ticket No: 9300 Air Content: 3.8% Unit Weight (pcf): NA Overall Placement Location: Paving Measured Slump (inches) 4.75 Sample Location: 210' north, 25' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 7 1 11/26/2007 7 6.00 28.27 109,820 3,880 Cone/Split 7 2 12/17/2007 28 6.00 28.27 146,120 5,170 Cone/Split 7 3 12/17/2007 28 6.00 28.27 155,680 5,510 Cone/Split Average 5,340 7 4 01/14/2008 56 Remarks: Water added at site: 5 gallons 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, 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 Engineering Services, Ltd. (TMIKW) Page 7 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive' Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Req uirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Sunny, clear Time Sampled: 12:20pm Batch time: 11 :58am Temperature - Air: 720F Concrete: 860F Truck No: 117 Ticket No: 9309 Air Content: 3.9% Unit Weight (pet): NA Overall Placement Location: Paving Measured Slump (inches) 3.9 Sample Location: 275' north, 40' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 8 1 11/26/2007 7 6.00 28.27 117,920 4,170 Shear 8 2 12/17/2007 28 6.00 28.27 149,510 5,290 Shear 8 3 12/17/2007 28 6.00 28.27 158,070 5,590 Cone/Split Average 5,440 8 4 01/14/2008 56 Remarks: Water added at site: 5 gallons 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, 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 Engineering Services, Ltd. (TMlKW) Page 8 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design I.D.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 01 :20pm Temperature - Air: 780F Truck No: 120 Air Content: 4.0% Overall Placement Location: Paving Batch time: 01 :06pm Concrete: 860F Ticket No: 9321 Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: 325' north, 10' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 9 1 11/26/2007 7 6.00 28.27 114,050 4,030 Cone/Split 9 2 12/17/2007 28 6.00 28.27 134,910 4,770 Cone/Split 9 3 12/17/2007 28 6.00 28.27 136,810 4,840 Cone/Split Average 4,810 9 4 01/14/2008 56 Remarks: Water added at site: 5 gallons 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, 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 Engineering Services, Ltd. (TMIKW) Page 9 of 10 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 305899 Project No.: 0712932 Date of Service: 11/19/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations. perform required testing, cast compressive strength samples and bring samples back to the laboratory for curing and testing in accordance with applicable standards. Contractor: Duke Construction, LP Concrete Supplier: Potter Concrete Plant: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 4" - 6" Air (%): 3% - 5% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7753PW Placement Date: 11/19/2007 Weather Conditions: Clear Time Sampled: 02:38pm Temperature - Air: 780F Truck No: 144 Air Content: 4.1 % Overall Placement Location: Paving Batch time: 02:18pm Concrete: 860F Ticket No: 9333 Unit Weight (pet): NA Measured Slump (inches) 5.75 Sample Location: 415' north, 30' east from southeast building corner REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Cylinder Maximum Compressive Marked Date Age Diameter Area Load Strength Fracture Set No. Tested (days) (in) (in') (Ibs) (psi) Type 10 1 11/26/2007 7 6.00 28.27 108,260 3,830 Shear 10 2 12/17/2007 28 6.00 28.27 131,920 4,670 Cone/Split 10 3 12/17/2007 28 6.00 28.27 131,760 4,660 Shear Average 4,660 10 4 01/14/2008 56 Remarks: Water added at site: 10 gallons Finished: 04:00pm Rone Engmeermg p~~ Technician: Montreal Bailey Started: 02:00am Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne (1-ec copy) 1-cc Potter Concrete Attn: Mr Ryan Skelly 1-cc City of Coppell Attn: Mr. Lee Stone 1-cc City of Coppell Attn: Mr. Larry Davis K. Scott Watson, AET Project 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, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reporis 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 Engineering Services, Ltd. (TM/KW) Page 10 of 10 Rone Engineering . 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 Report of Structural Steel Inspection Report No.: 607274 Project No.: 0712932 Date of Service: 12/15/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Structural Steel Inspection Report of Inspection Location: Bar J 0 is ts Bar joist weld placem ent only, random inspection, grid lines 8-18fA-C. Non Code Compliant Compliant AWS D1.1 S JI Job Specs J 0 is t Sea t Be a ri n Q Vis u a I Weld P la cern e n tOn Iv x x x Horizontal BridQinQ Diaoonal BridainQ Bottom Chord Stabilization Joist S pacino Perimeter Edae Anqle Weld Verification WQT's Structural VisualTouch-Up PaintVerification, BarJoist Welds at Structural Floor Fram inq Assem bly Com men ts : 1 . F la g 9 e dare a s not re ad y fo r ins p e c ti 0 n. 2. Tie jo is t bolts not s e cure d 0 r ta c k weld e d . Technician: Ron Cuba, GWI-97040341 Started: 12:45pm Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne (1-ec copy) 1-cc City of Goppell Attn: Mr. Lee Stone 1-cc City of Coppell Altn: Mr. Larry Davis Finished: 04:30pm Rone Engineering P-~~ K. Scott Watson, AET Project 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, 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 Engineering Services, Ltd. (TM/JB) Page 1 of 1 Rone Engineering . 8908 Ambassador Row, Dallas, TX 75247 7701 W Little York, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 Report of Structural Steel Inspection Report No.: 607273 Project No.: 0712932 Date of Service: 12/14/2007 Report Date: 12/18/2007 Project: Hemisphere's at Point West Coppell, Texas Services: Structural Steel Inspection Report of Inspection She e t Dee k A tta c h men t to S tru c tu ra IF ra m in 9 Location: Roof deck weld, random inspection, grid lines 13-18/A-F, orange painted areas, grid iines 13-18/F-L (exception of blocked outareasl. Non C ode C omoliant C om pliant AW S D 1 .3 S D I Job Soecs V isualV erification P u d d Ie Weld s x x x x V isua I V e rifica tio n Pow d erA c tu a te d V is u a I V e rific a tio n Pneumatic VisualVerificalion T e k Sere w 5 at Sid e Lap 5 X X X X Sheet Deck M e c h ani cally F a s te n e d with Self Tap pin g Sere w s S ide Lap s Mechanically C rim ped S he e t D e c k Interior Attachm ent Pattern x x x x She e t D e c k Per i mete r A tta c h m e n t Patte rn x x x x N e Is 0 n S tu d Verification W Q T's She e t S te e I Comments: Technician: Ron Cuba, CWI-97040341 Started: 02:15pm Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne (1-ec copy) 1-cc City of Coppell Attn: Mr. Lee Stone 1-cc City of Coppell Attn: Mr. Larry Davis Finished: 04:30pm Rone Engineering p~.~ K. Scott Watson, AET Project 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, 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 Engineering Services, Ltd. (TMlJB) Page 1 of 1