Duke Lesley 1A-LR080205
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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 12/15/2007 7 6.00 28.27 109,950 3,890
1 2 01/05/2008 28 6.00 28.27 143,710 5,080
1 3 01/05/2008 28 6.00 28.27 148,670 5,260
Average 5,170
4 02/02/2008 56 6.00 28.27 161,330 5,710
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
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
0~ [S]~ ~ G DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
5.0
Mix Design I.D.: 7753
Placement Date: 12/08/2007
Weather Conditions: Mostly cloudy
Time Sampled: 03:45am Batch time:
Temperature - Air: 670F Concrete: 730F
Truck No: 126 Ticket No:
Air Content: 4.0% Unit Weight (pet): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/17.1 - 90' north
Fracture
Type
Type2
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 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.
(DMlKW) Page 1 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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) (inZ) (Ibs) (psi)
2 1 12/15/2007 7 6.00 28.27 87,930 3,110
2 2 01/05/2008 28 6.00 28.27 123,040 4,350
2 3 01/05/2008 28 6.00 28.27 126,820 4,490
Average 4,420
2 4 02/02/2008 56 6.00 28.27 147,490 5,220
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
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
~E3 ~~ fIE G DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
6.0
Mix Design I.D.: 7753
Placement Date: 12/08/2007
Weather Conditions: Mostly cloudy
Time Sampled: 04:45am Batch time:
Temperature - Air: 690F Concrete: 700F
Truck No: 101 Ticket No:
Air Content: 5.0% Unit Weight (pcf): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A1B.2-A/17.3
Sample Location:
Gridline A/16.3 - 77' north
Fracture
Type
Type2
Type2
Type2
Type6
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.
(DM/KW) Page 3 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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.
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)
3 1 12/15/2007 7 6.00 28.27 90,250 3,190
3 2 01/05/2008 28 6.00 28.27 131,080 4,640
3 3 01/05/2008 28 6.00 28.27 136,910 4,840
Average 4,740
3 4 02/02/2008 56 6.00 28.27 158,930 5,620
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
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
~E:j ~Q;J ~ E] DO D
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT DATA
Measured
Slump
(inch JS)
5.75
Mix Design I.D.: 7753
Placement Date: 12/08/2007
Weather Conditions: Mostly cloudy
Time Sampled: 05:45am Batch time:
Temperature - Air: 660F Concrete: 710F
Truck No: 130 Ticket No:
Air Content: 4.7% Unit Weight (pet): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI- 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/14. 7 - 115' north
Fracture
Type
Type3
Type2
Type2
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.
(DM/KW) Page 5 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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 12/15/2007 7 6.00 28.27 89,290 3,160
4 2 01/05/2008 28 6.00 28.27 124,970 4,420
4 3 01/05/2008 28 6.00 28.27 124,950 4,420
Average 4,420
4 4 02/0212008 56 6.00 28.27 144,410 5,110
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
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
~E:J ~~ [ill] ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
5.75
Mix Design 1.0.: 7753
Placement Date: 12/08/2007
Weather Conditions: Mostly cloudy
Time Sampled: 08:00am Batch time:
Temperature. Air: 700F Concrete: 740F
Truck No: 136 Ticket No:
Air Content: 5.0% Unit Weight (pct): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/12.8 - 70' south
Fracture
Type
Type2
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 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.
(DMlKW) Page 6 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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.
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)
5 1 12/15/2007 7 6.00 28.27 119,610 4,230
5 2 01/05/2008 28 6.00 28.27 135,880 4,810
5 3 01/05/2008 28 6.00 28.27 139,700 4,940
Average 4,870
5 4 02/02/2008 56 6.00 28.27 156,900 5,550
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
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-1 064
ASTM C-138
ASTM C-39
~~ ~Q] ~ ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT DATA
Batch time:
Concrete: 74 of
Ticket No:
Unit Weight (pet): NA
Measured
Slump
(inches)
4.75
Mix Design I.D.: 7753
Placement Date: 12/08/2007
Weather Conditions: Clear
Time Sampled: 09: 15am
Temperature - Air: 690F
Truck No: 131
Air Content: 4.5%
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/11.5 - 120' north
Fracture
Type
Type2
Type2
Type2
Type4
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 exdusive 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.
(DMlKW) Page 7 of 11
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 Freldrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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 ')upplier: Potter Concrete
Plant: On site
Specification Req uirements
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
Measured
Slump
(inches)
6.0
Mix Design 1.0.: 7753
Placement Date: 12/08/2007
Weather Conditions: Windy, mostly cloudy
Time Sampled: 10:01am Batch time:
Temperature - Air: 690F Concrete: 740F
Truck No: 126 Ticket No:
Air Content: 4.9% Unit Weight (pet): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/10.7 - 85' north
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 12/15/2007 7 6.00 28.27 93,000 3,290 Type5
6 2 01/05/2008 28 6.00 28.27 119,190 4,220 Type2
6 3 01/05/2008 28 6.00 28.27 126,940 4,490 Type2
Average 4,350
6 4 02/02/2008 56 6.00 28.27 132,620 4,690 Type3
0~ ~[g [illj Q 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 appnoval of Rone Engineering Services, Ltd.
(DM/KW) Page 8 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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 r.oncrete
Plant: On site
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
Measured
Slump
(inches)
5.0
Mix Design 1.0.: 7753
Placement Date: 12/08/2007
Weather Conditions: Windy, mostly cloudy
Time Sampled: 11 :17am Batch time:
Temperature - Air: 790F Concrete: 710F
Truck No: 110 Ticket No:
Air Content: 5.1 % Unit Weight (pcf): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
Al8.2-Al17.3
Sample Location:
Gridline Al9.8 - 95' north
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength Fracture
Set No. Tested (days) (in) (in2) (Ibs) (psi) Type
7 1 12/15/2007 7 6.00 28.27 110,160 3,900 Type5
7 2 01/05/2008 28 6.00 28.27 166,660 5,890 Type2
7 3 01/05/2008 28 6.00 28.27 157,320 5,560 Type2
Average 5,730
7 4 02/02/2008 56 6.00 28.27 175,580 6,210 Type2
0~ ~~ [ill] t] 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.
(DMIKW) Page 9 of 11
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.: 307701
Project No.: 0713408
Date of Service: 12/08/2007
Report Date: 02/05/2008
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: P'Jtter Concrete
Plant: On site
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
Measured
Slump
(inches)
5.5
Mix Design I.D.: 7753
Placemer,t Date: 12/08/2007
Weather Conditions: Windy, mostly cloudy
Time Sampled: 12:00pm Batch time:
Temperature - Air: 800F Concrete: 720F
Truck No: 144 Ticket No:
Air Content: 4.5% Unit Weight (pcf): NA
Overall Placement Location:
Paving - 3rd section at north side of building VI - 60' north start, 120' end, grid line
A/8.2-A/17.3
Sample Location:
Gridline A/8.4 - 105' south
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
8 1 12/15/2007 7 6.00 28.27 112,100 3,960 Type2
8 2 01/05/2008 28 6.00 28.27 153,310 5,420 Type2
8 3 01/05/2008 28 6.00 28.27 152,280 5,390 Type2
Average 5,400
8 4 02/02/2008 56 6.00 28.27 185,230 6,550 Type3
Technician: Javier Martinez Started: 02:15am
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Emmit Coots (1-ec copy)
1-ec Potter Concrete Attn: Mr Ryan Skelly
1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans
1-cc City of Coppell Attn: Mr. Larry Davis
1-cc City of Coppell Attn: Mr. Lee Stone
~~ ~~ rnJ ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Type 6
Finished: 02:15pm Rone Engineering
p-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.
(DMlKW) Page 11 of 11
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, Ste 195, Austin, TX 78744
Corporate Phone: (214} 630-9745
Report of Concrete Compressive Strength Test
Report No.: 309761
Project No.: 0713408
Date ot Service: 01/05/2008
Report Date: 02/05/2008
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)
1 1 01/12/2008 7 6.00 28.27 97,180 3,440
1 2 02/02/2008 28 6.00 28.27 135,790 4,800
1 3 02/02/2008 28 6.00 28.27 136,700 4,830
Average 4,820
4 03/01/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: NA
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): NA
Test Method: ASTM C-172
ASTM C-31 (except 10.1.2)
ASTM C-143
ASTM C-231
ASTM C-1 064
ASTM C-138
ASTM C-39
~~ ~~ 5TI] ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 03:38am
Concrete: 600F
Ticket No: 18039
Unit Weight (pet): NA
Measured
Slump
(inches)
8.0
Mix Design I.D.: 7753PW6
Placement Date: 01/01'"/2008
Weather Conditions: NA
Time Sampled: 04:02am
Temperature - Air: 580F
Truck No: 101
Air Content: 4.0%
Overall Placement Location:
Paving, South side of building, southeast corner to west building 600, grid lines
1-13/F-L
Sample Location:
Grid lines F-1
Fracture
Type
Type5
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.
(KW/KW) Page 1 of 10
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.: 309761
Project No.: 0713408
Date of Service: 01/05/2008
Report Date: 02/05/2008
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 01/12/2008 7 6.00 28.27 96,780 3,420
2 2 02/02/2008 28 6.00 28.27 137,510 4,860
2 3 02/02/2008 28 6.00 28.27 138,220 4,890
Average 4,880
2 4 03/01/2008 56
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: NA
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): NA
Test Method: ASTM C-172
ASTM C-31 (except 10.1.2)
ASTM C-143
ASTM C-231
ASTM C-1064
ASTM C-138
ASTM C-39
~E:] ~~ [ill] ~ DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Batch time: 04:21am
Concrete: 580F
Ticket No: 18049
Unit Weight (pet): NA
Measured
Slump
(inches)
6.0
Mix Design I.D.: 7753PW6
Plar:ement Date: 01/05/2008
Wedther Conditions: NA
Time Sampled: 04:30am
Temperature - Air: 600F
Truck No: 126
Air Content: 2.2%
Overall Placement Location:
Paving, South side of building, southeast corner to west building 600, grid lines
1-13/F-L
Sample Location:
Grid lines G-3
Fracture
Type
Type6
Type6
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, Ltd.
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