Duke Lesley 3C-LR071003
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.: 297758
Project No.: 0711530
Date of Service: 09/04/2007
Report Date: 10/03/2007
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: 01
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 5" - 7"
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.: 7751 PW
Placement Date: 09/04/2007
Weather Conditions: Cloudy
Time Sampled: 10:50am
Temperature - Air: 800F
Truck No: 106
Air Content: NA
Overall Placement Location:
Pier Station C.9/9.9
Batch time: 10:09am
Concrete: 860F
Ticket No: 13290
Unit Weight (pcf): NA
Measured
Slump
(inches)
7.0
Sample Location:
Grid line C.9/9.9
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 09/11/2007 7 6.00 28.27 105,900 3,750 Shear
1 2 10/02/2007 28 6.00 28.27 133,400 4,720 Cone/Split
1 3 10/02/2007 28 6.00 28.27 136,080 4,810 Cone/Split
Average 4,770
4 10/30/2007 56
Technician: . Denny Harris Rone Engineering
See Report 297757 for technician time~~
Report Distribution:
O"l' ~~~ :::';,~truct;oo, LP (0,,,",, 1X) Att" M' P,"' .,m' , '. ~ - u.' - -= - -
1-cc P~tter Concrete Attn: Mr Ryan Skelly K. Scott Watson, AET
1-cc City of Coppell Attn: Mr Lee Stone Project Manager
1-cc City of Coppell Attn: Mr Larry Davis
~
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/LB) 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.: 297519
Project No.: 0711530
Date of Service: 08/31/2007
Report Date: 10/03/2007
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: 01
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 5" - 7"
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.: 7751 PW
Placement Date: 08/31/2007
Weather Conditions: Sunny
Time Sampled: 02:00pm
Temperature - Air: 960F
Truck No: 119
Air Content: NA
Overall Placement Location:
Piers (see report #297518)
Batch time: 01 :28pm
Concrete: 960F
Ticket No: 13879
Unit Weight (pet): NA
Measured
Slump
(inches)
7.0
Sample Location:
Pier AJ1 0
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 09/07/2007 7 6.00 28.27 88,440 3,130 Cone/Shear
1 2 09/28/2007 28 6.00 28.27 123,330 4,360 Cone/Split
1 3 09/28/2007 28 6.00 28.27 120,004 4,240 Cone/Split
Average 4,300
-"!"
4 1 0/26/2007 56
Technician: Denny Harris Rone Engineering
Report Distribution: seeReport297518forteChniCiantime~.... . .... ~" . ...... .
Orig: Duke Construction. LP (Dallas, TX) Attn: Mr. Paul Byrne .. # ..~ .
(1-ec copy)
1-cc Potter Concrete Attn: Mr. Ryan Skelly K. Scott Watson, AET
1-cc City of Coppell Attn: Mr. Lee Stone Project Manager
1-cc City of Coppell Attn: Mr. Larry Davis
~
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.
(LB/LB) 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.: 297380
Project No.: 0711530
Date of Service: 08/30/2007
Report Date: 10/03/2007
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: 01
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 5" - 7"
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.: 7751 PW
Placement Date: 08/30/2007
Weather Conditions: Sunny
Time Sampled: 12:50pm
Temperature - Air: 960F
Truck No: 109
Air Content: NA
Overall Placement Location:
Piers, Station A/15 (see report #297379)
Batch time: 12:22pm
Concrete: 940F
Ticket No: 13261
Unit Weight (pet): NA
Measured
Slump
(inches)
7.0
Sample Location:
Same as above
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 09/06/2007 7 6.00 28.27 101,970 3,610 Cone/Split
2 09/27/2007 28 6.00 28.27 133,620 4,730 Cone/Split
3 09/27/2007 28 6.00 28.27 135,160 4,780 Shear
Average 4,750
4 10/25/2007 56
Technician: Denny Harris Rone Engineering
See Report 297379 for technician time~~
Report Distribution:
Orig: ~~:~ ;oop~~truction, LP (Dallas, TX) Altn: Mr. Paul Byrne . . , '. , '. '.' .' ,
1-cc Polter Concrete Altn: Mr. Ryan Skelly K. Scott Watson, AET
1-cc City of Coppell Altn: Mr. Lee Stone Pro'eet Manager
1-cc City of Cappel! Altn: Mr. Larry Davis I
:::;>
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/LB) 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.: 297226
Project No.: 0711530
Date of Service: 08/29/2007
Report Date: 10/03/2007
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: 01
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 5" - 7"
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.: 7751 PW
Placement Date: 08/29/2007
Weather Conditions: Sunny
Time Sampled: 10:25am
Temperature - Air: 960F
Truck No: 117
Air Content: NA
Overall Placement Location:
Grid lines 0.9/18
Batch time: 09:43am
Concrete: 940F
Ticket No: 13236
Unit Weight (pet): NA
Measured
Slump
(inches)
4.0
Sample Location:
Grid lines 0.9/18
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
1 1 09/05/2007 7 6.00 28.27 91,160 3,220 Cone/Split
1 2 09/26/2007 28 6.00 28.27 128,650 4,550 Cone/Split
1 3 09/26/2007 28 6.00 28.27 126,010 4,460 Cone/Split
Average 4,500
4 10/24/2007 56 " .t
Technician: Denny Harris Rone Engineering
See Report 297225 for technician time~~
Report Distribution: . .
Orig:~~~~~Oo;y~truction,LP(DallaS,TX)Alln:Mr.paUIByrne .... . . . .. . ........ .... . .'
1-cc Poller Concrete Alln: Mr. Ryan Skelly K. Scott Watson AET
1-cc City of Coppell Alln: Mr. Lee Stone p . ct M '
1-cc City of Coppell Alln: Mr. Larry Davis rOJe anager
~
LIMITATIONS The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality
(composition, appearance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are
for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineering Services, Ltd.
(TMlLB) 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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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 u i rements
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: 03:10am
Temperature - Air: 760F
Truck No: 110
Air Content: NA
Overall Placement Location:
Seltline Road I Highway 635
Sample Location:
South section-southeast corner, section 1
REPORT OF TESTS
Batch time: 03:03am
Concrete: 800F
Ticket No: 7420
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
74,520
Cylinder
Marked Date
Set No. Tested
1 1 09/26/2007
1 2 10/17/2007
1 3 10/17/2007
1 4 11/14/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Area
(in')
28.27
Compressive
Strength
(psi)
2,640
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.
(CHILB) Page 1 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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: 04:00am
Temperature - Air: 760F
Truck No: 138
Air Content: NA
Overall Placement Location:
Beltline Road / Highway 635
Sample Location:
South section-center, section 1
REPORT OF TESTS
Batch time: 03:42am
Concrete: 800F
Ticket No: 7425
Unit Weight (pct): NA
Measured
Slump
(inches)
5.0
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
73,690
Cylinder
Marked Date
Set No. Tested
2 1 09/26/2007
2 2 10/17/2007
2 3 10/17/2007
~. 4 11/14/2007
"-
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Area
(in')
28.27
Compressive
Strength
(psi)
2,610
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.
(CH/LB) Page 2 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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
ASTMC-39
PROJECT DATA
Mix Design 1.0.: 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
Batch time: 04:51am
Concrete: 800F
Ticket No: 7437
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
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) (lbs) (psi) Type
3 1 09/26/2007 7 6.00 28.27 76,190 2,690 Cone/Split
3 2 10/17/2007 28
3 3 10/17/2007 28
3 4 11/~/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/LB) Page 3 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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: 06: 15am
Temperature - Air: 780F
Truck No: 109
Air Content: NA
Overall Placement Location:
Bellline Road I Highway 635
Batch time: 06:05am
Concrete: 820F
Ticket No: 7447
Unit Weight (pct): NA
Measured
Slump
(inches)
5.0
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
4 3 10/17/2007 28
,~~
4 . '4 11/14/2007 56 os;.
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/LB) Page 4 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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: 08:00am
Temperature - Air: 780F
Truck No: 110
Air Content: NA
Overall Placement Location:
Beltline Road I Highway 635
Batch time: 07:51am
Concrete: 830F
Ticket No: 7457
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Sample Location:
Center section-center, 3rd section
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
103,560
Cylinder
Marked Date
Set No. Tested
5 1 09/26/2007
5 2 10/17/2007
5 3 10/17/2007
5 4 11/14/200'"
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Compressive
Strength
(psi)
3,660
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.
(CH/LB) Page 5 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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 1.0.: 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
Sample Location:
Center section.north, northwest corner
REPORT OF TESTS
Batch time: 08:58am
Concrete: 850F
Ticket No: 7468
Unit Weight (pct): NA
Measured
Slump
(inches)
5.0
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
106,800
Cylinder
Marked Date Age
Set No. Tested (days)
6 1 09/26/2007 7
6 2 10/17/2007 28
6 3 10/17/2007 28
6 4 11/14/2007 56
Diameter
(in)
6.00
.""r
Area
(in')
28.27
Compressive
Strength
(psi)
3,780
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.
(CH/LB) Page 6 of 8
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.: 299178
Project No.: 0711530
Date of Service: 09/19/2007
Report Date: 10/03/2007
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: 10:27am
Temperature - Air: 860F
Truck No: NA
Air Content: NA
Overall Placement Location:
Beltline Road I Highway 635
Sample Location:
North section-northeast corner
REPORT OF TESTS
Batch time: 09:51am
Concrete: 910F
Ticket No: 59014101
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
73,980
Cylinder
Marked Date Age
Set No. Tested (days)
-
7 1 09/26/2007 7
7 2 10/17/2007 28
7 3 10/17/2007 28
7 4 11/14/2007 56
Diameter
(in)
6.00
Area
(in2)
28.27
,'"
Compressive
Strength
(psi)
2,620
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.
(CH/LB) Page 7 of 8
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.: 299178
Project No.: 0711530
Date ot Service: 09/19/2007
Report Date: 10/03/2007
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: 11:21am
Temperature - Air: 900F
Truck No: 140
Air Content: NA
Overall Placement Location:
Beltline Road I Highway 635
Batch time: 11: 14am
Concrete: 950F
Ticket No: 7473
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
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) (in2) (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
8 3 10/17/2007 28
8 4 11/14/2007 56
Technician: Jason Shipe Started: 02:30am
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: 01 :OOpm 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/LB) Page 8 of 8
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.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/03/2007
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 I.D.: 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
Batch time: 03:55am
Concrete: 800F
Ticket No: 7579
Unit Weight (pct): NA
Measured
Slump
(inches)
5.0
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
Set No. Tested (days) (in) (in') (Ibs) (psi)
1 1 09/29/2007 7 6.00 28.27 82,900 2,930
1 2 10/20/2007 28
1 3 10/20/2007 28
~ '",
1 :4 11/17/2007 56
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.
(CH/LB) Page 1 of 4
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.: 299641
Project No.: 0711530
Date of Service: 09/22/2007
Report Date: 10/03/2007
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 I.D.: 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
Sample Location:
Grid 12/G
REPORT OF TESTS
Batch time: 04:42am
Concrete: 800F
Ticket No: 7585
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Cylinder
Marked
Set No.
- -
2 1
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
87,730
Date
Tested
09/29/2007
Age
(days)
7
Diameter
(in)
6.00
2
2
2
3
10/20/2007
10/20/2007
28
28
2
11/17/2007"
56
4
Area
(in')
28.27
Compressive
Strength
(psi)
3,100
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.
(CHILB) Page 2 of 4
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.: 299641
Project No.: 0711530
Date ot Service: 09/22/2007
Report Date: 10/03/2007
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 I.D.: 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
Batch time: 06: 18am
Concrete: 800F
Ticket No: 7597
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
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) (in') (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
3 3 10/20/2007 28
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/LB) Page 3 of 4
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: 10/03/2007
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 I.D.: 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 (pcf): NA
Measured
Slump
(inches)
5.0
Sample Location:
Grid 16/G
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
98,610
Cylinder
Marked Date
Set No. Tested
4 1 09/29/2007
4 2 10/20/2007
4 3 10/20/2007
4 4 11/17/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Compressive
Strength
(psi)
3,490
Fracture
Type
Cone/Split
Area
(in2)
28.27
Technician: Jason Shipe Started: 03:30am
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: 09:30am
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/lB) Page 4 of 4
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
oncrete Compressive Strength Test
Report No.: 299353
Project No.: 0711530
Date of Service: 09/20/2007
Report Date: 10/03/2007
Project: Point West Office I
Services: Obtain samples of fresh concrete at the placement 10 , 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: 09/20/2007
Weather Conditions: Sunny
Time Sampled: 04:15am
Temperature - Air: 760F
Truck No: 144
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Sample Location:
Grid line 8.9
REPORT OF TESTS
Batch time: 04:04am
Concrete: 800F
Ticket No: 7484
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Cylinder
Marked
Set No.
- -
1 1
Date
Tested
09/27/2007
Age
(days)
7
Diameter
(in)
6.00
1
1
2
3
10/18/2007
1 0/18/20. a.1-~..
-~
28
28.
1
11/15/20F~ 56
..*1:;)
.~\
f(( II
4
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
90,570
Area
(in')
28.27
[,''to-
Compressive
Strength
(psi)
3,200
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.
(LBfLB) Page 1 of 4
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.: 299353
Project No.: 0711530
Date of Service: 09/20/2007
Report Date: 10/03/2007
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-1 064
ASTM C-138
ASTM C-39
PROJECT DATA
Mix Design I.D.: 9701 PW
Placement Date: 09/20/2007
Weather Conditions: Sunny
Time Sampled: 05:02am
Temperature - Air: 760F
Truck No: 125
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Sample Location:
Grid line JIB
REPORT OF TESTS
Batch time: 04:55am
Concrete: 800F
Ticket No: 7490
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
75,930
Cylinder
Marked Date
Set No. Tested
2 1 09/27/2007
2 2 10/18/2007
2 3 10/18/2007
2 4 11/15/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Area
(in2)
28.27
Compressive
Strength
(psi)
2,690
Fracture
Type
Cone/Split
i
t
L1Mrr A TIONS: 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.
(LB/LB) Page 2 of 4
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.: 299353
Project No.: 0711530
Date of Service: 09/20/2007
Report Date: 10/03/2007
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 I.D.: 9701 PW
Placement Date: 09/20/2007
Weather Conditions: Sunny
Time Sampled: 06:36am
Temperature - Air: 780F
Truck No: 135
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Sample Location:
Grid line J/5
REPORT OF TESTS
Batch time: 06:26am
Concrete: 800F
Ticket No: 7501
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Cylinder
Marked Date
Set No. Tested
3 1 09/27/2007
3 2 10/18/2007
3 3 10/18/2007
3 4 11/15/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
86,130
Area
(in2)
28.27
Compressive
Strength
(psi)
3,050
Fracture
Type
Shear
1. -..
~:
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.
(LB/LB) Page 3 of 4
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.: 299353
Project No.: 0711530
Date of Service: 09/20/2007
Report Date: 10/03/2007
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 I.D.: 9701 PW
Placement Date: 09/20/2007
Weather Conditions: Sunny
Time Sampled: 08:35am
Temperature - Air: 800F
Truck No: 142
Air Content: NA
Overall Placement Location:
Beltline Road/Highway 635
Batch time: 08:26am
Concrete: 850F
Ticket No: 7511
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Sample Location:
Grid line J/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) (in') (Ibs) (psi) Type
4 1 09/27/2007 7 6.00 28.27 83,780 2,960 Shear
4 2 10/18/2007 28
4 3 10/18/2007 28
4 4 11/15/2007 56 ,~ '.
F
Finished: 11 :30am
Technician: Jason Shipe Started: 03:30am
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 Altn: 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.
(LB/LB) Page 4 of 4