Loading...
Duke Lesley 3C-LR071019 Rone En~== 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 Reinforcing Steel Inspection Report No.: 301940 Project No.: 0711530 Date of Service: 10/12/2007 Report Date: 10/19/2007 Project: Point West Office I Services: Reinforcing Steel Inspection Report of Inspection Locations and Items Inspected: Tilt wall panels from P27 to P40 Item s Inspected' Co nfo rm ing Non Item s Inspected: Co nfo rm ing Non Item sins pected: Co nfo rm ing Non Co nfo rm ing Conforming Co nfo rm ing P lacing Drawings Bar Length Column Ties Properly Approved x and Shape x Tied and Spaced NA B sr Size x Pro per B sr P laeem ant x Stirrup Spacing x Bar Grade x P roperly Tied x Stirrup Type x 8 ars Clean x Dowel Bars in Place NA Lapped Splices x Form Clean x P roper Bar Suppo rts x Corner Bars x N um ber of Bars x ProperCover x Mechanical Splices NA Discrepancies / Comments: 1. Remove loose debris from placement area. Discrepancies noted above were corrected prior to concrete placement. Technician: Jose Villanueva Started: 02:30am Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Altn: 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: 04:00am 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/KW) Page 1 of 1 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.: 301801 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 1 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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.: 9750 PW Placement Date: 10/11/2007 Weather Conditions: Clear Time Sampled: 07:45am Temperature - Air: 630F Truck No: 139 Air Content: NA Overall Placement Location: Panels from P3-P17, P75-P89 Batch time: 07:08am Concrete: 830F Ticket No: 14673 Unit Weight (pet): NA Measured Slump (inches) 6.25 Sample Location: P.3 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) (in2) (Ibs) (psi) Type 1 1 10/15/2007 4 6.00 28.27 99,280 3,510 Shear 1 2 10/15/2007 4 6.00 28.27 95,550 3,380 Cone/Split Average 3,450 1 3 10/18/2007 7 6.00 28.27 113,710 4,020 Cone/Split 1 4 11/08/2007 28 1 5 11/08/2007 28 1 6 12/06/2007 56 Remarks: Water added at site: 15 gallons Results to superintendent 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. (CH/KW) Page 1 of 5 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.: 301801 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 1 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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 1.0.: 9750 PW Placement Date: 10/11/2007 Weather Conditions: Clear Time Sampled: 09:15am Temperature - Air: 750F Truck No: 102 Air Content: NA Overall Placement Location: Panels from P3-P17, P75-P89 Measured Slump (inches) 5.5 Batch time: 08:39am Concrete: 890F Ticket No: 14685 Unit Weight (pet): NA Sample Location: P.10 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) (in2) (Ibs) (psi) Type 2 1 10/15/2007 4 6.00 28.27 108,950 3,850 Cone/Split 2 2 10/15/2007 4 6.00 28.27 108,180 3,830 Shear Average 3,840 2 3 10/18/2007 7 6.00 28.27 111,250 3,930 Shear 2 4 11/08/2007 28 2 5 11/08/2007 28 2 6 12/06/2007 56 Remarks: Water added at site: 10 gallons Results to superintendent 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/KW) Page 2 of 5 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.: 301801 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 1 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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 1.0.: 9750 PW Placement Date: 10/11/2007 Weather Conditions: Clear Time Sampled: 11: 15am Temperature - Air: 840F Truck No: 107 Air Content: NA Overall Placement Location: Panels from P3-P17, P7S-PS9 Measured Slump (inches) 5.0 Batch time: 1 0:44am Concrete: 890F Ticket No: 14699 Unit Weight (pet): NA Sample Location: P.7S 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 10/15/2007 4 6.00 28.27 98,850 3,500 Cone/Split 3 2 10/15/2007 4 6.00 28.27 104,090 3,680 Cone/Split Average 3,590 3 3 10/18/2007 7 6.00 28.27 115,930 4,100 Cone/Split 3 4 11/08/2007 28 3 5 11/08/2007 28 3 6 12/06/2007 56 Remarks: Water added at site: 5 gallons Results to superintendent 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/KW) Page 3 of 5 Rone Engineering . Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 n01 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.: 301801 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 1 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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 1.0.: 9750 PW Placement Date: 10/11/2007 Weather Conditions: Clear Time Sampled: 12:30pm Temperature - Air: 890F Truck No: 125 Air Content: NA Overall Placement Location: Panels from P3-P17, P75-P89 Measured Slump (inches) 4.75 Batch time: 12:11pm Concrete: 910F Ticket No: 14713 Unit Weight (pet): NA Sample Location: P.81 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 10/15/2007 4 6.00 28.27 102,640 3,630 Shear 4 2 10/15/2007 4 6.00 28.27 102,530 3,630 Cone/Split Average 3,630 4 3 10/18/2007 7 6.00 28.27 117,390 4,150 Shear 4 4 11/08/2007 28 4 5 11/08/2007 28 4 6 12/06/2007 56 Remarks: Water added at site: 10 gallons Results to superintendent 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/KW) Page 4 of 5 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.: 301801 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 1 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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.: 9750 PW Placement Date: 10/11/2007 Weather Conditions: Clear Time Sampled: 01 :30pm Temperature - Air: 890F Truck No: 139 Air Content: NA Overall Placement Location: Panels from P3-P17, P75-P89 Measured Slump (inches) 5.25 Batch time: 01 :04pm Concrete: 910F Ticket No: 14722 Unit Weight (pct): NA Sample Location: P.87 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 10/15/2007 4 6.00 28.27 97,770 3,460 Cone/Split 5 2 10/15/2007 4 6.00 28.27 94,770 3,350 Cone/Split Average 3,400 5 3 10/18/2007 7 6.00 28.27 103,550 3,660 Cone/Split 5 4 11/08/2007 28 5 5 11/08/2007 28 5 6 12/06/2007 56 Remarks: Water added at site: 5 gallons Results to superintendent Started: 06:45am Finished: 03:00pm Technician: Jose Villanueva 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 Rone Engineering V~ ~ 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/KW) Page 5 of 5 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.: 301941 Project No.: 0711530 Date of Service: 10/12/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 3" - 5" 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 1.0.: 9750 PW Placement Date: 10/12/2007 Weather Conditions: Clear Time Sampled: 04:30am Temperature - Air: 670F Truck No: 136 Air Content: NA Overall Placement Location: Panel walls from P27 to P40 Measured Slump (inches) 5.0 Batch time: 04:06am Concrete: 850F Ticket No: 7911 Unit Weight (pet): NA Sample Location: From P.28 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 4 6.00 28.27 106,680 3,770 Cone/Split 1 2 10/16/2007 4 6.00 28.27 107,570 3,800 Cone/Split Average 3,790 1 3 10/19/2007 7 6.00 28.27 113,190 4,000 Cone/Shear 1 4 11/09/2007 28 1 5 11/09/2007 28 1 6 12/07/2007 56 Remarks: Water added at site: 5 gallons Results to superintendent 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. (DMfTM) Page 1 of 2 Rone Eni~ Client: Duke Construction, LP 14241 Dallas Pkwy, Ste 1000 Dallas, TX 75254-2936 8908 Ambassador Row, Dallas, TX 75247 7101 W Little York, Ste 600, Houston, TX 71040 4421 Freidrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 301941 Project No.: 0711530 Date of Service: 10/12/2007 Report Date: 10/19/2007 Project: Point West Office I 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.): 3" - 5" 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.: 9750 PW Placement Date: 10/12/2007 Weather Conditions: Clear Time Sampled: 05:30am Temperature - Air: 640F Truck No: 134 Air Content: NA Overall Placement Location: Panel walls from P27 to P40 Batch time: 05:04am Concrete: 780F Ticket No: 7920' Unit Weight (pet): NA Measured Slump (inches) 5.75 Sample Location: From P.35 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) (inZ) (Ibs) (psi) Type 2 1 10/16/2007 4 6.00 28.27 109,650 3,880 Cone/Split 2 2 10/16/2007 4 6.00 28.27 107,190 3,790 Cone/Split Average 3,830 2 3 10/19/2007 7 6.00 28.27 118,860 4,200 Cone/Shear 2 4 11/09/2007 28 2 5 11/09/2007 28 2 6 12/07/2007 56 Remarks: Water added at site: 5 gallons Results to superintendent Technician: Jose Villanueva Started: 04:00am 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 Finished: 07:45am 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. (DMITM) Page 2 of 2 Rone En2=::i 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 Reinforcing Steel Re-Inspection Report No.: 301800 Project No.: 0711530 Date of Service: 10/11/2007 Report Date: 10/19/2007 Project: Point West Office I Services: Reinforcing Steel Re-Inspection Report of Re-Inspection Locations and Items Inspected: Tilt wall panels, P3-P6, P8-P17, P75-P89 Item sins pected: Co nfo rm ing Non Item s Inspected' Conform ing Non Item s Inspecled: Conforming Non Conforming Co nfo rm ing Co nfo rm ing Placing Drawings Bar Length Coiumn Ties Properly Appro ved x and Shape x Tied and Spaced NA BarSize x Pro per B ar P lacem ant x Stirrup Spacing x Bar Grade x Pro perly Tied x Slirrup Type x Bars Clean x Dowel Bars in Place x Lapped Splices x Form Clean x P roper Bar Supports x Corner Bars NA NumberofBers x ProperCover x Mechanical Splices NA Discrepancies I Comments: Discrepancies noted on previous report have been corrected and cleared to compliant status. Technician: Jose Villanueva Started: 05:30am Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Alln: Mr. Paul Byrne (1-ec copy) 1-cc City of Coppell Alln: Mr. Lee Stone 1-cc City of Coppell Alln: Mr. Larry Davis Finished: 06:45am 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/KW) Page 1 of 1 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 Freldrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 5" maximum Air (%): 3% - 6% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1 064 ASTM C-138 ASTM C-39 Mix Design I.D.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 03:10am Temperature - Air: 760F Truck No: 110 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 03:03am Concrete: 800F Ticket No: 7420 Unit Weight (pcf): NA Sample Location: South section-southeast corner, section 1 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 09/26/2007 7 6.00 28.27 74,520 2,640 Cone/Split 1 2 10/17/2007 28 6.00 28.27 102,440 3,620 Cone/Split 1 3 10/17/2007 28 6.00 28.27 101,490 3,590 Cone/Split Average 3,610 .. 1 4 11/14/2007 56 .. Does not comply with specified strength 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/KW) Page 1 of 8 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 Freidrlch, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 5" maximum 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.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 04:00am Temperature - Air: 760F Truck No: 138 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 03:42am Concrete: 800F Ticket No: 7425 Unit Weight (pet): NA Sample Location: South section-center, section 1 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 09/26/2007 7 6.00 28.27 73,690 2,610 Cone/Split 2 2 10/17/2007 28 6.00 28.27 98,240 3,470 Shear 2 3 10/17/2007 28 6.00 28.27 103,900 3,670 Cone/Split Average 3,570 * 2 4 11/14/2007 56 * Does not comply with specified strength 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/KW) Page 2 of 8 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 Freidrlch, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 5" maximum 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.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 05:00am Temperature - Air: 760F Truck No: 109 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 04:51am Concrete: 800F Ticket No: 7437 Unit Weight (pet): NA Sample Location: South section-southwest corner, section 2 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) (in2) (Ibs) (psi) Type 3 1 09/26/2007 7 6.00 28.27 76,190 2,690 Cone/Split 3 2 10/17/2007 28 6.00 28.27 125,210 4,430 Cone/Split 3 3 10/17/2007 28 6.00 28.27 122,390 4,330 Cone/Split Average 4,380 3 4 11/14/2007 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. (CH/KW) Page 3 of 8 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 Freldrlch, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 5" maximum 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.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 06:15am Temperature - Air: 780F Truck No: 109 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 06:05am Concrete: 820F Ticket No: 7447 Unit Weight (pet): NA Sample Location: South section-southeast corner, section 2 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 09/26/2007 7 6.00 28.27 95,000 3,360 Cone/Split 4 2 10/17/2007 28 6.00 28.27 125,220 4,430 Cone/Split 4 3 10/17/2007 28 6.00 28.27 119,570 4,230 Cone/Split Average 4,330 4 4 11/14/2007 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. (CH/KW) Page 4 of 8 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.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in,): 5" maximum 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.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 08:00am Temperature - Air: 780F Truck No: 110 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 07:51 am Concrete: 830F Ticket No: 7457 Unit Weight (pet): NA Sample Location: Center section-center, 3rd section 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 09/26/2007 7 6.00 28.27 103,560 3,660 Cone/Split 5 2 10/17/2007 28 6.00 28.27 143,120 5,060 Cone/Split 5 3 10/17/2007 28 6.00 28.27 140,080 4,950 Cone/Split Average 5,010 5 4 11/14/2007 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. (CHIKW) Page 5 of 8 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 Freldrich, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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.): 5" maximum 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 PROJECT DATA Mix Design I.D.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 09:05am Temperature - Air: 820F Truck No: 140 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Batch time: 08:58am Concrete: 850F Ticket No: 7468 Unit Weight (pet): NA Measured Slump (inches) 5.0 Sample Location: Center section-north, northwest 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 6 1 09/26/2007 7 6.00 28.27 106,800 3,780 Cone/Split 6 2 10/17/2007 28 6.00 28.27 139,770 4,940 Cone/Split 6 3 10/17/2007 28 6.00 28.27 143,450 5,070 Cone/Split Average 5,010 6 4 11/14/2007 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. (CH/KW) Page 6 of 8 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 Freidrlch, Ste 195, Austin, TX 78744 Corporate Phone: (214) 630-9745 Report of Concrete Compressive Strength Test Report No.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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.): 5" maximum Air (%): 3% - 6% Test Method: ASTM C-172 ASTM C-31 (except 10.1.2) ASTM C-143 ASTM C-231 ASTM C-1 064 ASTM C-138 ASTM C-39 PROJECT DATA Mix Design 1.0.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 10:27am Temperature - Air: 860F Truck No: NA Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Batch time: 09:51am Concrete: 910F Ticket No: 59014101 Unit Weight (pcf): NA Measured Slump (inches) 5.0 Sample Location: North section-northeast 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) (in2) (Ibs) (psi) Type 7 1 09/26/2007 7 6.00 28.27 73,980 2,620 Cone/Split 7 2 10/17/2007 28 6.00 28.27 100,090 3,540 Cone/Split 7 3 10/17/2007 28 6.00 28.27 97,510 3,450 Cone/Split Average 3,490 * 7 4 11/14/2007 56 * Does not comply with specified strength 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/KW) Page 7 of 8 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.: 299178 Project No.: 0711530 Date of Service: 09/19/2007 Report Date: 10/19/2007 Project: Point West Office I 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: 10 Specification Requirements Strength: 4,000 psi @ 28 days Slump (in.): 5" maximum 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.: 7752 PW Placement Date: 09/19/2007 Weather Conditions: Cloudy Time Sampled: 11 :21am Temperature - Air: 900F Truck No: 140 Air Content: NA Overall Placement Location: Beltline Road I Highway 635 Measured Slump (inches) 5.0 Batch time: 11: 14am Concrete: 950F Ticket No: 7473 Unit Weight (pcf): NA Sample Location: North section-northwest 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) (inZ) (Ibs) (psi) Type 8 1 09/26/2007 7 6.00 28.27 73,320 2,590 Cone/Split 8 2 10/17/2007 28 6.00 28.27 98,120 3,470 Cone/Split 8 3 10/17/2007 28 6.00 28.27 99,970 3,540 Cone/Split Average 3,500 .. 8 4 11/14/2007 56 .. Does not comply with specified strength Started: 02:30am Finished: 01 :OOpm Technician: Jason Shipe Report Distribution: Orig: Duke Construction, LP (Dallas, TX) Alln: Mr. Paul Byrne (1-ec copy) 1-cc Potter Concrete Alln: Mr. Ryan Skelly 1-cc City of Coppell Alln: Mr. Lee Stone 1-cc City of Coppell Alln: Mr. Larry Davis 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. (CH/KW) Page 8 ofB