Duke Lesley 1A-LR080215
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.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
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 01/23/2008 7 6.00 28.27 124,730 4,410
1 2 02/13/2008 28 6.00 28.27 183,550 6,490
1 3 02/13/2008 28 6.00 28.27 176,520 6,240
Average 6,370
4 03/12/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
~:~J ESl ~!~J [l] DIE [,] ['11-J [~]
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Clear
Time Sampled: 06:20am
Temperature - Air:
Truck No: 103
Air Content: NA
Overall Placement Location:
Paving for west side of building 6 - start location is 1000' south from northwest corner,
100' west, 100' (continue)
Batch time: 06:05am
Concrete:
Ticket No: 18612
Unit Weight (pet): NA
Sample Location:
50' south, 40' west from start location
Fracture
Type
Type2
Type3
Type5
Type 6
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 1 of 13
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.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
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)
2 1 01/23/2008 7 6.00 28.27 115,390 4,080
2 2 02/13/2008 28 6.00 28.27 162,990 5,760
2 3 02/13/2008 28 5.98 28.09 173,060 6,160
Average 5,960
2 4 03/12/2008 56
Contractor: Duke Construction, LP
f':oncrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
~1 f:~l [Ir~q [~J em I~~ [~J [--.] [~J
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 07:05am
Concrete: 600F
Ticket No: 18619
Unit Weight (pcf): NA
Measured
Slump
(inches)
6.5
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Clear
Time Sampled: 07:15am
Temperature - Air: 480F
Truck No: 135
Air Content: 6.5%
Overall Placement Location:
Paving for west side of building 6 - start location is 1000' south from northwest corner,
100' west, 100' (continue)
Sample Location:
North from 9th set of ballards from north ramp, 90' west from building
Fracture
Type
Type3
Type5
Type2
Type 6
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 wilhoutthe written approval of Rone Engineering Services, Ltd.
(CH/KW) Page 3 of 13
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.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
Batch time: 07:49am
Concrete: 600F
Ticket No: 18629
Unit Weight (pet): NA
Measured
Slump
(inches)
6.5
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Clear
Time Sampled: 08:00am
Temperature - Air: 490F
Truck No: 139
Air Content: 6.5%
Overall Placement Location:
Paving for west side of building 6 - start location is 1000' south from northwest corner,
100' west, 100' (continue)
Sample Location:
South of 9th set of ballards from north ramp, 90' west from building
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 01/23/2008 7 6.00 28.27 104,880 3,710 Type2
3 2 02/13/2008 28 6.00 28.27 164,210 5,810 Type2
3 3 02/13/2008 28 6.00 28.27 153,530 5,430 Type2
Average 5,620
3 4 03/12/2008 56
l~ES]
~'m- ~(-
'i J )
J..",~ - """
Type 2
51] t5~ [~] [~] [~]
Type 1
Type 3 Type 4
Type 5
Type 6
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 13
Rone Engineering
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrlch, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength
Set No. Tested (days) (in) (in2) (Ibs) (psi)
4 1 01/23/2008 7 6.00 28.27 129,410 4,580
4 2 02/13/2008 28 6.00 28.27 175,220 6,200
4 3 02/13/2008 28 6.00 28.27 179,750 6,360
Average 6,280
4 4 03/12/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
F'11/:j IIlrl r'r'l RTII F~"I [er 'M] ["j r~"l
t~::j L_____~ ~::\::~ t~:::::1 1.ll\J l~j,.,.... ....--. ,.---
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 08:48am
Concrete: 640F
Ticket No: 18641
Unit Weight (pcf): NA
Measured
Slump
(inches)
6.5
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Cloudy
Time Sampled: 09:00am
Temperature - Air: 450F
Truck No: 139
Air Content: 5.4%
Overall Placement Location:
Paving for west side of building 6 -- start location is 1000' south from northwest corner,
100' west, 100' (continue)
Sample Location:
660' south, 10' west from start location
Fracture
Type
Type2
TypeS
Type2
Type 6
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.
(CHIKW) Page 7 of 13
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.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJEt;T DATA
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength
Set No. Tested (days) (in) (in2) (Ibs) (psi)
5 1 01/23/2008 7 6.00 28.27 116,410 4,120
5 2 02/13/2008 28 6.00 28.27 142,750 5,050
5 3 02/13/2008 28 6.00 28.27 145,050 5,130
Average 5,090
5 4 03/12/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
~~] EJ ~~~] [g ill] [~~] r::J [::-~] [~]
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 09:53am
Concrete: 630F
Ticket No: 18651
Unit Weight (pcf): NA
Measured
Slump
(inches)
6.75
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Cloudy
Time Sampled: 10:30am
Temperature - Air: 470F
Truck No: 133
Air Content: 4.2%
Overall Placement Location:
Paving for west side of building 6 - start location is 1000' south from northwest corner,
100' west, 100' (continue)
Sample Location:
800' south, 40' west from start location
Fracture
Type
Type2
Type5
Type2
Type 6
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 9 of 13
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.: 310881
Project No.: 0713408
Date of Service: 01/16/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards
PROJECT DATA
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)
6 1 01/23/2008 7 6.00 28.27 120,680 4,270
6 2 02/13/2008 28 6.00 28.27 153,880 5,440
6 3 02/13/2008 28 6.00 28.27 159,060 5,630
Average 5,530
6 4 03/12/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
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
[~EJ ~[g Q] rSJ []L'] [1
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 11 :04am
Concrete: 680F
Ticket No: 18661
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.75
Mix Design 1.0.: 7753 PW6
Placement Date: 01/16/2008
Weather Conditions: Cloudy
Time Sampled: 11 :35am
Temperature - Air: 480F
Truck No: 135
Air Content: 3.3%
Overall Placement Location:
Paving for west side of building 6 - start location is 1000' south from northwest corner,
100' west, 100' (continue)
Sample Location:
900' south, 35' west from start location
Fracture
Type
Type2
Type6
Type2
Type 6
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) Page11of13
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.: 311045
Project No.: 0713408
Date of Service: 01/17/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): 3% - 5%
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.: 7753
Placement Date: 01/17/2008
Weather Conditions: Clear
Time Sampled: 03:30am
Temperature - Air: 340F
Truck No: 103
Air Content: 3.8%
Overall Placement Location:
Parking lot paving - north side of building 6
Measured
Slump
(inches)
6.0
Batch time: 03:09am
Concrete: 470F
Ticket No: 18673
Unit Weight (pct): NA
Sample Location:
950' west from northwest corner of building 6 - center
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 01/24/2008 7 6.00 28.27 89,530 3,170 Type6
1 2 02/14/2008 28 6.00 28.27 129,130 4,570 Type2
1 3 02/14/2008 28 6.00 28.27 129,420 4,580 TypeS
Average 4,570
1 4 03/13/2008 56
0E5J ~Q] [IE bJ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Type 6
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 1 of 9
Rone Engineering
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 311045
Project No.: 0713408
Date of Service: 01/17/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): 3% - 5%
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.: 7753
Placement Date: 01/17/2008
Weather Conditions: Clear
Time Sampled: 04:25am
Temperature - Air: 310F
Truck No: 135
Air Content: 3.7%
Overall Placement Location:
Parking lot paving - north side of building 6
Measured
Slump
(inches)
5.0
Batch time: 04: 13am
Concrete: 470F
Ticket No: 18687
Unit Weight (pcf): NA
Sample Location:
992' west from northeast corner of building 6
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 01/24/2008 7 6.00 28.27 106,680 3,770 Type6
2 2 02/14/2008 28 6.00 28.27 157,070 5,560 Type3
2 3 02/14/2008 28 6.00 28.27 160,720 5,680 Type2
Average 5,620
2 4 03/13/2008 56
~rJ ~[] rnJ ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Type 6
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 9
Rone Engineering
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 311045
Project No.: 0713408
Date of Service: 01/17/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength
Set No. Tested (days) (in) (in2) (Ibs) (psi)
3 1 01/24/2008 7 6.00 28.27 94,500 3,340
3 2 02/14/2008 28 6.00 28.27 132,200 4,680
3 3 02/14/2008 28 6.00 28.27 134,650 4,760
Average 4,720
3 4 03/13/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): 3% - 5%
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
~E3 ~~ 5J] E;] DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Mix Design I.D.: 7753
Placement Date: 01/17/2008
Weather Conditions: Clear
Time Sampled: 05:22am
Temperature - Air: 290F
Truck No: 126
Air Content: 3.8%
Overall Placement Location:
Parking lot paving - north side of building 6
Measured
Slump
(inches)
5.5
Batch time: 05:00am
Concrete: 430F
Ticket No: 18697
Unit Weight (pet): NA
Sample Location:
1024' west from northwest corner of building 6
Fracture
Type
Type6
Type6
TypeS
Type 6
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.
(CHfKW) Page 5 of 9
Rone Engineering
..
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 311045
Project No.: 0713408
Date of Service: 01/17/2008
Report Date: 02/15/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
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)
4 1 01/24/2008 7 6.00 28.27 144,010 5,090
4 2 02/14/2008 28 6.00 28.27 198,030 7,000
4 3 02/14/2008 28 6.00 28.27 208,500 7,370
Average 7,190
4 4 03/13/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): 3% - 5%
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
~EJ ~~ [ill] ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Mix Design I.D.: 7753
Placement Date: 01/17/2008
Weather Conditions: Clear
Time Sampled: 06:20am
Temperature - Air: 280F
Truck No: 126
Air Content: 3.5%
Overall Placement Location:
Parking lot paving - north side of building 6
Measured
Slump
(inches)
5.0
Batch time: 05:56am
Concrete: 430F
Ticket No: 18707
Unit Weight (pet): NA
Sample Location:
1064' west from northwest corner of building 6
Fracture
Type
Type2
Type2
Type2
Type 6
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 ane
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.
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