Loading...
Duke Lesley 1A-LR071107 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7701' W Little Yori(, Ste 600, Houston, TX 77040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Comp'ressive Strength Test Report No.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 Req uirements 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: 10/29/2007 Weather Conditions: Clear Time Sampled: 03:30am Temperature - Air: 540F Truck No: 129 Air Content: 1.1 % Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 670F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: Grid lines 0.8/11.8 REPORT OF TESTS Cylinder Marked Date Set No. Tested 1 1 11/05/2007 1 2 11/26/2007 1 3 11/26/2007 1 4 12/24/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 69,310 Compressive Strength (psi) 2,450 Fracture Type Cone/Shear Area (in') 28.27 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. (TMIJB) Page 1 of 9 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/29/2007 Weather Conditions: Clear Time Sampled: 04:48am Temperature - Air: 490F Truck No: 134 Air Content: 1.2% Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 700F Ticket No: NA Unit Weight (pct): NA Measured Slump (inches) 5.25 Sample Location: Grid lines C.9/10.5 REPORT OF TESTS Cylinder Marked Date Set No. Tested 2 1 11/05/2007 2 2 11/26/2007 2 3 11/26/2007 2 4 12/24/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Remarks: Water added at site: 10 gallons Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 116,880 Compressive Strength (psi) 4,130 Fracture Type Shear Area (in') 28.27 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 2 of 9 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/29/2007 Weather Conditions: Clear Time Sampled: 05:56am Temperature - Air: 550F Truck No: 134 Air Content: 1.1 % Overall Placement Location: Building slab. grid lines C-EI2-12 Sample Location: Grid lines 0.9/9.7 REPORT OF TESTS Batch time: Concrete: 700F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 6.0 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 11/05/2007 7 6.00 28.27 119,740 4,230 Cone/Split 3 2 11/26/2007 28 3 3 11/26/2007 28 3 4 12/24/2007 56 LIMIT A nONS: 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. (TMIJB) Page 3 of 9 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/29/2007 Weather Conditions: Clear Time Sampled: 07:32am Temperature - Air: 570F Truck No: 102 Air Content: 1.2% Overall Placement Location: Building slab, grid lines G-E/2-12 Sample Location: Grid lines 0.1/8.3 REPORT OF TESTS Batch time: COll1crete: 710F Ticket No: NA Unit Weight (pcf): NA Measured Slump (inches) 5.0 Cylinder Marked Date Set No. Tested 4 1 11/05/2007 4 2 11/26/2007 4 3 11/26/2007 4 4 12/24/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 122,750 Area (inZ) 28.27 Compressive Strength (psi) 4,340 Fracture Type Shear 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 approv/ll of Rone Engineering Services, Ltd. (TMIJB) Page 4 of 9 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 Freidrlch, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/29/2007 Weather Conditions: Clear Time Sampled: 09:30am Temperature - Air: 600F Truck No: 134 Air Content: 1.0% Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 730F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 6.0 Sample Location: Grid lines C.2/6.5 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 11/05/2007 7 6.00 28.27 110,220 3,900 Cone/Split 5 2 11/26/2007 28 5 3 11/26/2007 28 5 4 12/24/2007 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/JB) Page 5 of 9 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.: 303321 Project N1o.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/29/2007 Weather Conditions: Sunny Time Sampled: 10:36am Temperature - Air: 670F Truck No: 129 Air Content: 1.3% Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 700F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.5 Sample Location: Grid lines 0.9/5.4 REPORT OF TESTS Cylinder Marked Date Set No. Tested 6 1 11/05/2007 6 2 11/26/2007 6 3 11/26/2007 6 4 12/24/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 131 ,590 Compressive Strength (psi) 4,650 Fracture Type Cone/Split Area (in') 28.27 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, Lid. (TM/JB) Page 6 of 9 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 770t 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/29/2007 Weather Conditions: Sunny Time Sampled: 12:45pm Temperature - Air: 610F Truck No: 137 Air Content: 1.2% Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 700F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.75 Sample Location: Grid lines 0.1/4.5 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 11/05/2007 7 6.00 28.27 109,840 3,880 Shear 7 2 11/26/2007 28 7 3 11/26/2007 28 7 4 12/24/2007 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/JB) Page 7 of 9 Rone Eni=:= 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/29/2007 Weather Conditions: Sunny Time Sampled: 02:05am Temperature - Air: 610F Truck No: 102 Air Content: 1.2% Overall Placement Location: Building slab, grid lines C-E/2-12 Sample Location: Grid lines 0.5/3.9 REPORT OF TESTS Batch time: COl!1crete: 700F Ticket No: NA Unit Weight (pct): NA Measured Slump (inches) 5.75 Cylinder Marked Date Set No. Tested 8 1 11/05/2007 8 2 11/26/2007 8 3 11/26/2007 8 4 12/24/2007 Age ( days) 7 Diameter (in) 6.00 28 28 56 Remarks: Water added at site: 10 gallons Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 98,750 Area (in') 28.27 Compressive Strength (psi) 3,490 Fracture Type Shear 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 8 of 9 Rone Ena== 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.: 303321 Project No.: 0713408 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/29/2007 Weather Conditions: Sunny Time Sampled: 02:57pm Temperature - Air: 710F Truck No: 137 Air Content: 1.2% Overall Placement Location: Building slab, grid lines C-E/2-12 Batch time: Concrete: 780F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: Grid lines C.9/2.5 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 95,690 Cylinder Marked Date Set No. Tested 9 1 11/05/2007 9 2 11/26/2007 9 3 11/26/2007 9 4 12/24/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Remarks: Water added at site: 10 gallons Area (in') 28.27 Compressive Strength (psi) 3,380 Fracture Type Cone/Split Started: 02:15am Finished: 04:45pm Technician: Javier Martinez Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Emmit Coots (1-ec copy) 1-cc Potter Concrete Attn: Mr. Ryan Skelly 1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans 1-cc City of Coppel! Attn: Mr. Larry Davis 1-cc City of Coppel! Attn: Mr. Lee Stone Rone Engineering ,$ J 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 9 of 9 Rone En~== 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.: 301525 Project No.: 0713408 Date of Service: 10/09/2007 Report Date: 11/07/2007 Project: Point West VI 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: LMC Plant: 7 Specification Requirements Strength: 4,200 psi @ 28 days Slump (in.): 2" - 4" 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.: 1851 Placement Date: 10/09/2007 Weather Conditions: Sunny, partly cloudy Time Sampled: 01 :50pm Batch time: 12:02pm Temperature - Air: gOOF Concrete: 960F Truck No: 7183344 Ticket No: 1080 Air Content: NA Unit Weight (pct): NA Overall Placement Location: Manhole Measured Slump (inches) 3.0 Sample Location: Station 26+65.04 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 10/16/2007 7 6.00 28.27 126,370 4,470 Cone/Split 1 2 11/06/2007 28 6.00 28.27 163,790 5,790 Cone/Split 1 3 11/06/2007 28 6.00 28.27 154,240 5,460 Cone/Split Average 5,620 1 4 12/04/2007 56 Started: 11 :15am Finished: 02:45pm Technician: Montreal Bailey Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Emmit Coots (1-ec copy) 1-cc Potter Concrete Attn: Mr. Ryan Skelly 1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans 1-cc City of Coppell Attn: Mr. Larry Davis 1-cc City of Coppell Attn: Mr. Lee Stone Rone Engineering ft~ ~ 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. (TMfKW) 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.: 303397 Project No.: 0612510 Date of Service: 10/29/2007 Report Date: 11/07/2007 Project: Lesley Infrastructure 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. PROJECT DATA Contractor: Concrete Supplier: LMC Plant: 7 Specification Requirements Strength: 3,600 psi @ 28 days Slump (in.): 3" - 5" Air (%): 3% - 6% 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 Mix Design I.D.: 1701 Placement Date: 10/29/2007 Weather Conditions: Clear Time Sampled: 12:30pm Temperature - Air: 710F Truck No: 959 Air Content: 4.6% Overall Placement Location: Paving from Station 14+25 to 14+53: leave out, Point West Road Measured Slump (inches) 3.5 Batch time: 12:19pm Concrete: 750F Ticket No: 7184185 Unit Weight (pcf): NA Sample Location: Station 14+25, Point West Road 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 11/05/2007 7 6.00 28.27 106,550 3,770 Shear 1 2 11/26/2007 28 1 3 11/26/2007 28 1 4 12/24/2007 56 Started: 11:15am Finished: 04:00pm Rone Engineering ,~~ Technician: Eric Auger Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Alex Bennett PE (1-ec copy) 1-ec Lacy Construction Attn: Mr. Kevin Briles 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 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. (CH/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 Drilled Pier Inspection Assist Report No.: 303486 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI Coppell, Texas Services: Drilled Pier Inspection Assist Report of Activities On this date, a Rone Engineering Services, Ltd. representative arrived on site to assist primary Rone technician with the inspection of drilled piers, including the placement of concrete. Please see Report #303484 for additional information. Technician: Tommy Carver Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Emmit Coots (1-ec copy) 1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans 1-cc City of Coppell Attn: Mr. Larry Davis 1-cc City of Coppell Attn: Mr. Lee Stone Started: 10:30am Finished: 07:15pm 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 . 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/30/2007 Weather Conditions: Clear Time Sampled: 03:30am Temperature - Air: 500F Truck No: 142 Air Content: 1.5% Overall Placement Location: Building slab G to 1/2 to 12 Sample Location: Grid line G.5/2.5 REPORT OF TESTS Batch time: Concrete: 680F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 3.0 Cylinder Marked Date Set No. Tested 1 1 11/06/2007 1 2 11/27/2007 1 3 11/27/2007 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 111,780 Area (in') 28.27 Remarks: Notified on site crew leader of slump test - add 10 gallons to each truck Compressive Strength (psi) 3,950 Fracture Type Shear 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. (JBIJB). Page 1 of 9 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/30/2007 Weather Conditions: Clear Time Sampled: 04:20am Temperature - Air: 500F Truck No: 143 Air Content: 1.4% Overall Placement Location: Building slab G to II 2 to 12 Sample Location: Grid line H.7/3.7 REPORT OF TESTS Batch time: Concrete: 690F Ticket No: NA l)nit Weight (pet): NA Measured Slump (inches) 5.0 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 112,330 Cylinder Marked Date Set No. Tested 2 1 11/06/2007 2 2 11/27/2007 2 3 11/27/2007 2 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Area (in') 28.27 Compressive Strength (psi) 3,970 Fracture Type Cone/Split 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. (JB/JB) Page 2 of 9 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI Coppell, Texas Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compreSiSive 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 (0/0): 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 1.0.: 9349 Placement Date: 10/30/2007 Weather Conditions: Clear Time Sampled: 05:30am Temperature - Air: 500F Truck No: 143 Air Content: 1.2% Overall Placement Location: Building slab G to 1/ 2 to 12 Batch time: Concrete: 710F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 4.0 Sample Location: Grid line G.2/4.6 REPORT OF TESTS Cylinder Marked Date Set No. Tested 3 1 11/06/2007 3 2 11/27/2007 3 3 11/27/2007 3 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 137,490 Compressive Strength (psi) 4,860 Fracture Type Cone/Split Area (in') 28.27 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. (JB/JB) Page 3 of 9 Rone En2~ 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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. PROJECT DATA 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 Mix Design I.D.: 9349 Placement Date: 10/30/2007 Weather Conditions: Clear Time Sampled: 06:21am Temperature - Air: 500F Truck No: 133 Air Content: 1.4% Overall Placement Location: Building slab G to II 2 to 12 Sample Location: Grid line H.1/5.3 REPORT OF TESTS Batch time: Concrete: 700F Ticket No: NA Unit Weight (pcf): NA Measured Slump (inches) 5.5 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 113,970 Cylinder Marked Date Set No. Tested 4 1 11/06/2007 4 2 11/27/2007 4 3 11/27/2007 4 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Area (in') 28.27 Compressive Strength (psi) 4,030 Fracture Type Cone/Split 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. (JB/JB) Page 4 of 9 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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: Potier 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: 10/30/2007 Weather Conditions: Clear Time Sampled: 07:45am Temperature - Air: 470F Truck No: 133 Air Content: 1.2% Overall Placement Location: Building slab G to II 2 to 12 Sample Location: Grid line H.5/6.3 REPORT OF TESTS Batch time: Concrete: 650F Ticket No: NA Unilt Weight (pct): NA Measured Slump (inches) 5.0 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 106,020 Cylinder Marked Date Set No. Tested 5 1 11/06/2007 5 2 11/27/2007 5 3 11/27/2007 5 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Remarks: Water added at site: 10 gallons Area (in') 28.27 Compressive Strength (psi) 3,750 Fracture Type Cone/Split 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. (JB/JB) Page 5 of 9 Rone En9.ineering -- 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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 1.0.: 9349 Placement Date: 10/30/2007 Weather Conditions: Clear Time Sampled: 08:56am Temperature - Air: 550F Truck No: 142 Air Content: 1.2% Overall Placement Location: Building slab G to II 2 to 12 Batch time: Concrete: 710F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: Grid line H.1f7.7 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 6 1 11/06/2007 7 6.00 28.27 111 ,500 3,940 Cone/Split 6 2 11/27/2007 28 6 3 11/27/2007 28 6 4 12/25/2007 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. (JB/JB) Page 6 of 9 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: (2141630-9745 Report of Concrete Compressive Strength Test Report No.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/30/2007 Weather Conditions: Clear Time Sampled: 09:52am Temperature - Air: 610F Truck No: 128 Air Content: 1.4% Overall Placement Location: Building slab G to II 2 to 12 Sample Location: Grid line H.S/8.6 REPORT OF TESTS Batch time: Concrete: 710F Ticket No: NA Unit Weight (pet): NA Measured Slump (inches) 5.5 Cylinder Marked Date Set No. Tested 7 1 11/06/2007 7 2 11/27/2007 7 3 11/27/2007 7 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 122,450 Area (in") 28.27 Compressive Strength (psi) 4,330 Fracture Type Cone/Split 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. (JB/JB) Page 7 of 9 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.: 303505 Project NiO.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/30/2007 Weather Conditions: Clear, windy Time Sampled: 11:15am Batch time: Temperature - Air: 660F Concrete: 700F Truck No: 127 Ticket No: NA Air Content: 1.3% Unit Weight (pcf): NA Overall Placement Location: Building slab G to 1/2 to 12 Sample Location: Grid line G.9/1 0.4 REPORT OF TESTS Measured Slump (inches) 4.5 Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 102,900 Cylinder Marked Date Set No. Tested 8 1 11/06/2007 8 2 11/27/2007 8 3 11/27/2007 8 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Compressive Strength (psi) 3,640 Area (in') 28.27 Fracture Type Shear 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. (JB/JB) Page 8 of 9 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.: 303505 Project No.: 0713408 Date of Service: 10/30/2007 Report Date: 11/07/2007 Project: Point West VI 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: 10/30/2007 Weather Conditions: Clear, windy Time Sampled: 01:15pm Batch time: Temperature - Air: 700F Concrete: 750F Truck No: 143 Ticket No: NA Air Content: 1.4% Unit Weight (pet): NA Overall Placement Location: Building slab G to II 2 to 12 Measured Slump (inches) 5.0 Sample Location: Grid line G.9/10.4 REPORT OF TESTS Concrete Compressive Cylinder 6" x 12" Maximum Load (Ibs) 114,920 Cylinder Marked Date Set No. Tested 9 1 11/06/2007 9 2 11/27/2007 9 3 11/27/2007 9 4 12/25/2007 Age (days) 7 Diameter (in) 6.00 28 28 56 Remarks: Water added at site: 10 gallons. Area (in2) 28.27 Compressive Strength (psi) 4,060 Fracture Type Shear Started: 02:15am Finished: 02:30pm Technician: Javier Martinez Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Emmit Coots (1-ec copy) 1-cc Potter Concrete Attn: Mr. Ryan Skelly 1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans 1-cc City of Coppell Attn: Mr. Larry Davis 1-cc City of Coppell Attn: Mr. Lee Stone 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. (JBfJB) Page 9 of 9