Duke Lesley 3C-LR071231
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.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 Req uirements
Strength: 4,000 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
PROJECT DATA
Mix Design 1.0.: 7752 PW
Placement Date: 10/31/2007
Weather Conditions: Clear
Time Sampled: 05:15am
Temperature - Air: 610F
Truck No: 109
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Batch time: 04:43am
Concrete: 660F
Ticket No: 8613
Unit Weight (pet): NA
Measured
Slump
(inches)
4.5
Sample Location:
52' north, 30' west from south side of placement
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 11/07/2007 7 6.00 28.27 90,960 3,220 Shear
1 2 11/28/2007 28 6.00 28.27 134,040 4,740 Cone/Split
1 3 11/28/2007 28 6.00 28.27 141,330 5,000 Cone/Split
Average 4,870
1 4 12/26/2007 56 6.00 28.27 141,210 4,990 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.
(CH/KW) Page 1 of 7
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.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 (%): 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.: 7752 PW
Placement Date: 10/31/2007
Weather Conditions: Clear
Time Sampled: 05:55am
Temperature - Air: 580F
Truck No: 109
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Measured
Slump
(inches)
4.5
Batch time: 05:34am
Concrete: 670F
Ticket No: 8623
Unit Weight (pet): NA
Sample Location:
120' north, 22' west from southeast end of placement
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength Fracture
Set No. Tested (days) (in) (in') (Ibs) (psi) Type
2 1 11/07/2007 7 6.00 28.27 99,710 3,530 Shear
2 2 11/28/2007 28 6.00 28.27 145,310 5,140 Cone/Split
2 3 11/28/2007 28 6.00 28.27 149,200 5,280 Cone/Shear
Average 5,210
2 4 12/26/2007 56 6.00 28.27 157,980 5,590 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.
(CHIKW) Page 2 of 7
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.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 (%): 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: 10/31/2007
Weather Conditions: Clear
Time Sampled: 07:15am
Temperature - Air: 610F
Truck No: 110
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Measured
Slump
(inches)
4.0
Batch time: 06:47am
Concrete: 700F
Ticket No: 8633
Unit Weight (pct): NA
Sample Location:
200' north, 24' west from southeast corner of placement
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength Fracture
Set No. Tested (days) (in) (in') (Ibs) (psi) Type
3 1 11/07/2007 7 6.00 28.27 85,120 3,010 Shear
3 2 11/28/2007 28 6.00 28.27 123,830 4,380 Cone/Split
3 3 11/28/2007 28 6.00 28.27 124,160 4,390 Shear
Average 4,390
3 4 12/26/2007 56 6.00 28.27 136,010 4,810 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. LId.
(CH/KW) Page 3 of 7
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.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 (%): 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: 10/31/2007
Weather Conditions: Sunny
Time Sampled: 08:45am
Temperature - Air: 620F
Truck No: 109
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Measured
Slump
(inches)
4.75
Batch time: 08:25am
Concrete: 700F
Ticket No: 8643
Unit Weight (pet): NA
Sample Location:
200' south, 24' west from northeast corner of placement
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength Fracture
Set No. Tested (days) (in) (in') (Ibs) (psi) Type
4 1 11/07/2007 7 6.00 28.27 94,450 3,340 Cone/Split
4 2 11/28/2007 28 6.00 28.27 132,560 4,690 Cone/Split
4 3 11/28/2007 28 6.00 28.27 129,410 4,580 Cone/Split
Average 4,630
4 4 12/26/2007 56 6.00 28.27 151,350 5,350 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, LId.
(CH/KW) Page 4 of 7
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, 8te 600, Houston, TX 77040
4421 Freidrich, 8te 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 Req uirements
Strength: 4,000 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
PROJECT DATA
Mix Design I.D.: 7752 PW
Placement Date: 10/31/2007
Weather Conditions: Sunny
Time Sampled: 09:35am
Temperature - Air: 630F
Truck No: 138
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Batch time: 09:24am
Concrete: 690F
Ticket No: 8653
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Sample Location:
150' south, 20' west from northeast corner of placement
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 11/07/2007 7 6.00 28.27 95,610 3,380 Cone/Split
5 2 11/28/2007 28 6.00 28.27 127,310 4,500 Cone/Split
5 3 11/28/2007 28 6.00 28.27 131,720 4,660 Shear
Average 4,580
5 4 12/26/2007 56 6.00 28.27 150,220 5,310 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.
(CH/KW) Page 5 of 7
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.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 (%): 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: 10/31/2007
Weather Conditions: Sunny
Time Sampled: 11 :OOam
Temperature - Air: 640F
Truck No: 138
Air Content: 4.0%
Overall Placement Location:
Paving - west of building 1
Measured
Slump
(inches)
5.0
Batch time: 10:50am
Concrete: 690F
Ticket No: 8663
Unit Weight (pet): NA
Sample Location:
90' south, 30' west from northeast corner of placement
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 11/07/2007 7 6.00 28.27 81,110 2,870 Shear
6 2 11/28/2007 28 6.00 28.27 111,010 3,930 Cone/Split
6 3 11/28/2007 28 6.00 28.27 112,070 3,960 Cone/Split
Average 3,940 "
6 4 12/26/2007 56 6.00 28.27 124,640 4,410 Cone/Split
" 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.
(CHIKW) Page 6 of 7
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, 8te 600, Houston, TX 77040
4421 Freidrich, 8te 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 303627
Project No.: 0711530
Date of Service: 10/31/2007
Report Date: 12/31/2007
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 (0/0): 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: 10/31/2007
Weather Conditions: Sunny
Time Sampled: 12:05pm
Temperature - Air: 700F
Truck No: 138
Air Content: 5.0%
Overall Placement Location:
Paving - west of building 1
Batch time: 11 :51am
Concrete: 730F
Ticket No: 8673
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Sample Location:
40' south, 40' west from northeast corner of placement
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 11/07/2007 7 6.00 28.27 81,870 2,900 Shear
7 2 11/28/2007 28 6.00 28.27 122,180 4,320 Cone/Split
7 3 11/28/2007 28 6.00 28.27 116,550 4,120 Cone/Split
Average 4,220
7 4 12/26/2007 56 6.00 28.27 126,040 4,460 Cone/Split
Started: 03:30am Finished: 01 :45pm
Technician: Brad Hickman
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne
(1-ec copy)
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc 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
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.
(CHIKW) Page 7 of 7