Duke Lesley 3C-LR071023
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.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/23/2007
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: 3,000 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 1.0.: 9701 PW
Placement Date: 09/22/2007
Weather Conditions: Sunny
Time Sampled: 04:02am
Temperature - Air: 760F
Truck No: 119
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Measured
Slump
(inches)
5.0
Batch time: 03:55am
Concrete: 800F
Ticket No: 7579
Unit Weight (pet): NA
Sample Location:
Grid 0/10.5
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
1 1 09/29/2007 7 6.00 28.27 82,900 2,930 Cone/Split
1 2 10/20/2007 28 6.00 28.27 114,210 4,040 Cone/Split
1 3 10/20/2007 28 6.00 28.27 113,370 4,010 Cone/Split
Average 4,020
1 4 11/17/2007 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 1 of 4
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 Freldrlch, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/23/2007
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: 3,000 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 1.0.: 9701 PW
Placement Date: 09/22/2007
Weather Conditions: Sunny
Time Sampled: 04:50am
Temperature - Air: 760F
Truck No: 120
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Measured
Slump
(inches)
5.0
Batch time: 04:42am
Concrete: 800F
Ticket No: 7585
Unit Weight (pcf): NA
Sample Location:
Grid 12/G
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 09/29/2007 7 6.00 28.27 87,730 3,100 Cone/Split
2 2 10/20/2007 28 6.00 28.27 117,950 4,170 Cone/Split
2 3 10/20/2007 28 6.00 28.27 112,880 3,990 Shear
Average 4,080
2 4 11/17/2007 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 2 of 4
Rone Eni=::M
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.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/23/2007
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: 3,000 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 1.0.: 9701 PW
Placement Date: 09/22/2007
Weather Conditions: Sunny
Time Sampled: 06:25am
Temperature - Air: 780F
Truck No: 110
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Measured
Slump
(inches)
5.0
Batch time: 06:18am
Concrete: 800F
Ticket No: 7597
Unit Weight (pet): NA
Sample Location:
Grid 14/G
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 09/29/2007 7 6.00 28.27 103,120 3,650 Cone/Split
3 2 10/20/2007 28 6.00 28.27 129,390 4,580 Cone/Split
3 3 10/20/2007 28 6.00 28.27 132,050 4,670 Cone/Split
Average 4,620
3 4 11/17/2007 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 4
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.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/23/2007
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: 3,000 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 1.0.: 9701 PW
Placement Date: 09/22/2007
Weather Conditions: Sunny
Time Sampled: 07:21am
Temperature - Air: 820F
Truck No: 120
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Batch time: 07: 14am
Concrete: 860F
Ticket No: 7605
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Sample Location:
Grid 16/G
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
4 1 09/29/2007 7 6.00 28.27 98,610 3,490 Cone/Split
4 2 10/20/2007 28 6.00 28.27 132,750 4,700 Cone/Split
4 3 10/20/2007 28 6.00 28.27 131,340 4,650 Cone/Split
Average 4,670
4 4 11/17/2007 56
Started: 03:30am Finished: 09:30am
Technician: Jason Shipe
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX) Attn: 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
,~
~
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 4 of 4