Duke Lesley 1A-LR080218
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.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
Project: Point West VI) f It
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 OAT A
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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:
Concrete: 550F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inc les)
5.0
Mix Design 1.0.: 7753
Placement Date: 12/21/2007
Weather Conditions: Clear
Time Sampled: 03:15am
Temperature - Air: 400F
Truck No: 142
Air Content: 4.5%
Overall Placement Location:
Paving - parking spaces and driveway on north side of building and northwest corner
Sample Location:
160' north from grid line N17.3
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
1 1 12/28/2007 7 6.00 28.27 116,470 4,120 Type2
1 2 01/18/2008 28 6.00 28.27 154,560 5,470 Type2
1 3 01/18/2008 28 6.00 28.27 165,710 5,860 Type2
Average 5,660
1 4 02/15/2008 56 6.00 28.27 183,480 6,490 Type3
l~~EJ ~QJ 5IE bJ C][] D
Type 1
Type 2 Type 3 Type 4
Type 5
Type 6
L1MITA 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.
(KW/KW) Page 1 of 10
Rone Eni==
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
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)
2 1 12/28/2007 7 6.00 28.27 105,570 3,730
2 2 01/18/2008 28 6.00 28.27 147,850 5,230
2 3 01/18/2008 28 6.00 28.27 146,070 5,170
Average 5,200
2 4 02/15/2008 56 6.00 28.27 170,880 6,040
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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
~~;~ r3 ~ [g tTIJ tSJ [~~][_J r~l
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT DATA
Batch time:
Concrete: 52DF
Ticket No: NA
Unit Weight (pet): NA
Measured
Slump
(inches)
5.75
Mix Design 1.0.: 7753
Placement Date: 12/21/2007
Weather Conditions: Clear
Time Sampled: 05:15am
Temperature - Air: 42DF
Truck No: 137
Air Content: 4.7%
Overall Placement Location:
Paving - parking spaces and driveway on north side of building and northwest corner
Sample Location:
120' north from grid line A/16.3
Fracture
Type
Type5
Type3
Type3
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 2 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.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
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 12/28/2007 7 6.00 28.27 95,890 3,390
3 2 01/18/2008 28 6.00 28.27 132,310 4,680
3 3 01/18/2008 28 6.00 28.27 135,680 4,800
Average 4,740
3 4 02/15/2008 56 6.00 28.27 143,060 5,060
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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
~Lj ~I~Q] ~ tsJ [=][] IJ
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
5.25
Mix Design I.D.: 7753
Placement Date: 12/21/2007
Weather Conditions: Clear, windy
Time Sampled: 07:00am Batch time:
Temperature. Air: 550F Concrete: 580F
Truck No: 136 Ticket No: NA
Air Content: 5.7% Unit Weight (pet): NA
Overall Placement Location:
Paving - parking spaces and driveway on north side of building and northwest corner
Sample Location:
100' north from grid line N6.3
Fracture
Type
Type5
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.
(KW/KW) Page 4 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.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete al the placement locations, perform required testing, cast compressive strength samples and bring
samples back 10 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)
4 1 12/28/2007 7 6.00 28.27 95,130 3,360
4 2 01/18/2008 28 6.00 28.27 121,440 4,300
4 3 01/18/2008 28 6.00 28.27 116,560 4,120
Average 4,210
4 4 02/15/2008 56 6.00 28.27 150,060 5,310
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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
t....j. E7] ~n.]r [gr'
,>< " ., ..~ ....l....
......-.-.-- --- ~..-
fI~~
\ !."
Type 3
[~~~ C. j I..'" [-~'1
Type 1
Type 2
Type 4
Type 5
PROJECT DATA
Measured
Slump
(inches)
5.5
Mix Design I.D.: 7753
Placement Date: 12/21/2007
Weather Conditions: Clear, windy
Time Sampled: 08:34am Batch time:
Temperature - Air: 450F Concrete: 550F
Truck No: 137 Ticket No: NA
Air Content: 5.5% Unit Weight (pcf): NA
Overall Placement Location:
Paving. parking spaces and driveway on north side of building and northwesl corner
Sample Location:
160' north from grid line AJ4 7
Fracture
Type
Type5
Type6
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.
(KW/KW) Page 6 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.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
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)
5 1 12/28/2007 7 6.00 28.27 91,510 3,240
5 2 01/18/2008 28 6.00 28.27 126,890 4,490
5 3 01/18/2008 28 6.00 28.27 116,720 4,130
Average 4,310
5 4 02/15/2008 56 6.00 28.27 135,280 4,780
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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
l?~g [J ~ cg [[1 [~J [] 1:::..J r=]
Type 1
Type 2 Type 3 Type 4
Type 5
Measured
Slump
(inches)
5.25
Mix Design 1.0.: 7753
Placement Date: 12/21/2007
Weather Conditions: Clear, windy
Time Sampled: Batch time:
Temperature - Air: 550F Concrete: 580F
Truck No: 137 Ticket No: NA
Air Content: 5.7% Unit Weight (pcf): NA
Overall Placement Location:
Paving - parking spaces and driveway on north side of building and northwest corner
Sample Location:
120' north from grid line A/1. 7
Fracture
Type
Type2
Type2
Type6
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.
(KW/KW) Page 8 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.: 308783
Project No.: 0713408
Date of Service: 12/21/2007
Report Date: 02/18/2008
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
Concrpt.e Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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 I.D.: 7753
Placement Date: 12/21/2007
Weather Conditions: Sunny, windy
Time Sampled: 11 :04am Batch time:
Temperature - Air: 600F Concrete: 580F
Truck No: 129 Ticket No: NA
Air Content: 5.6% Unit Weight (pet): NA
Overall Placement Location:
Paving - parking spaces and driveway on north side of building and northwest corner
Sample Location:
120' north, 70' west from grid line A/1
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 12/28/2007 7 6.00 28.27 103,130 3,650 Type6
6 2 01/18/2008 28 6.00 28.27 153,740 5,440 Type3
6 3 01/18/2008 28 6.00 28.27 150,060 5,310 Type3
Average 5,370
6 4 02/15/2008 56 6.00 28.27 161,740 5,720 Type6
F);~l I/ZJ fTITl r..-c} Rr~1 t<" I r'" ) I .J lr<;j
l.j [~ t:j Lj UW __J._.._____ L_._I
Type 1
Type 2 Type 3 Type 4
Type 5
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 simiiar 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 9 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 Freidrlch, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: .02/18/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placementlocalions, 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: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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.: 7753
Placement Date: 12/22/2007
Weather Conditions: Clear
Time Sampled: 03:30am
Temperature - Air: 550F
Truck No: 109
Air Content: 5.8%
Overall Placement Location:
Paving, driveway, east side of project
Batch time:
Concrete: 580F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.0
Sample Location:
100' north, 30' east from grid lines A/42
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 12/29/2007 7 6.00 28.27 116,140 4,110 Type2
2 01/19/2008 28 6.00 28.27 159,790 5,650 Type2
3 01/19/2008 28 6.00 28.27 148,900 5,270 Type2
Average 5,460
4 02/16/2008 56 6.00 28.27 174,130 6,160 Type2
~tj ~[g ill] t~~J [][-] [J
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 fuli 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.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: 02/18/2008
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) (in2) (Ibs) (psi)
2 1 12/29/2007 7 6.00 28.27 118,270 4,180
2 2 01/19/2008 28 6.00 28.27 163,960 5,800
2 3 01/19/2008 28 6.00 28.27 165,640 5,860
Average 5,830
2 4 02/16/2008 56 6.00 28.27 182,440 6,450
Contractor: Duke Construction, LP
Con-:rete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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'~..'..'.'.:..~.'.:.l [><.,'(1 rrn,lrrl RTI'Y7'!! f~'j r.............ll....... ..1 [:""-':.~1
r:""'H.._J [v~j r~ llifj L.~~ l_ ..j _
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT DATA
Mix Design 1.0.: 7753
Placement Date: 12/22/2007
Weather Conditions: Clear
Time Sampled: 04:57am
Temperature - Air: 570F
Truck No: 136
Air Content: 5.7%
Overall Placement Location:
Paving, driveway, east side of project
Batch time:
Concrete: 580F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.75
Sample Location:
55' east from northeast corner of building, grid line A.5/42
Fracture
Type
Type2
Type6
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 2 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.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: 02/18/2008
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 12/29/2007 7 6.00 28.27 118,490 4,190
3 2 01/19/2008 28 6.00 28.27 170,370 6,030
3 3 01/19/2008 28 6.00 28.27 171,860 6,080
Average 6,050
3 4 02/16/2008 56 6.00 28.27 182,090 6,440
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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.' x;] IX] nT.rll~I:.J. RT'Q t"~~~1 I"._-j l ":,J [;r"'.'.'.'.'.J
r.",j [__, r__l L_ LlLJ,_.j ..... .....,._.. r,.
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT DATA
Mix Design I.D.: 7753
Placement Date: 12/22/2007
Weather Conditions: Clear
Time Sampled: 06:00am
Temperature - Air: 530F
Truck No: 142
Air Content: 5.0%
Overall Placement Location:
Paving, driveway, easl side of project
Batch time:
Concrete: 570F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inches)
5.25
Sample Location:
30' easl from grid lines D.7/42
Fracture
Type
Type6
Type5
Type2
Type2
Type 6
LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for lesting. 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 4 of 10
Rone En~~
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: 02/18/2008
Project: Point West VI
Coppell, Texas
Services: Obtain samples of fresh concrete at the placemenllocations. 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) (in2) (Ibs) (psi)
4 1 12/29/2007 7 6.00 28.27 154,150 5,450
4 2 01/19/2008 28 6.00 28.27 207,600 7,340
4 3 01/19/2008 28 6.00 28.27 211,540 7,480
Average 7,410
4 4 02/16/2008 56 6.00 28.27 210,520 7,450
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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 tXj' ~'2]~TT' Q]T'
"'. "" ~ ..t .... -....
"'---"~' - -
fI~
Type 3
r-~ ...1 t". ...1[' ... ........J. l.,..~J-
l~.__ _...~.__..'
Type 1
Type 2
Type 4
Type 5
PROJECT DATA
Mix Design 1.0.: 7753
PI;:Icement Date: 12/22/2007
W~ather Conditions: Clear
Time Sampled: 08:45am
Temperature - Air: 550F
Truck No: 137
Air Content: 4.5%
Overall Placement Location:
Paving, driveway, east side of project
Batch time:
Concrete: 640F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inches)
4.5
Sample Location:
60' east from grid line E1/42
Fracture
Type
Type2
Type3
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.
(KW/KW) Page 5 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.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: 02/18/2008
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 12/29/2007 7 6.00 28.27 139,210 4,920
5 2 01/19/2008 28 6.00 28.27 183,740 6,500
5 3 01/19/2008 28 6.00 28.27 188,590 6,670
Average 6,580
5 4 02/16/2008 56 6.00 28.27 187,320 6,630
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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
~~] t:j ~:~TI [;] DIE [~~,J [~1 ['_J r;~J
Type 1
Type 2 Type 3 Type 4
Type 5
PROJECT OAT A
Mix Design 1.0.: 7753
Placement Date: 12/22/2007
Weather Conditions: Clear
Time Sampled: 10:32am
Temperature - Air: 480F
Truck No: 137
Air Content: 4.9%
Overall Placement Location:
Paving, driveway, east side of project
Batch time:
Concrete: 550F
Ticket No: NA
Unit Weight (pcf): NA
Measured
Slump
(inches)
4.75
Sample Location:
50' east from grid lines K.1/42
Fracture
Type
Type2
Type6
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, Ltd.
(KWIKW) Page 7 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 Freldrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 308966
Project No.: 0713408
Date of Service: 12/22/2007
Report Date: 02/18/2008
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) (in2) (Ibs) (psi)
6 1 12/29/2007 7 6.00 28.27 116,570 4,120
6 2 01/19/2008 28 6.00 28.27 152,200 5,380
6 3 01/19/2008 28 6.00 28.27 154,720 5,470
Average 5,430
6 4 02/16/2008 56 6.00 28.27 170,060 6,010
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: On site
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): 4% - 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' [Xl ~nrJ [--1]
/'-, . '" "-"~. /-....
-....... -.-. ---
Krn .,....
, ,
, '
'I ~
\ .
Type 3
[. '1 r'" '1 r .......J I..~~..l
"""j.... L__.'__~
Type 1
Type 2
Type 4
Type 5
PROJECT DATA
Mix Design I.D.: 7753
Placement Date: 12/22/2007
Weather Conditions: Mostly cloudy, windy
Time Sampled: 12:45pm Batch time:
Temperature - Air: 450F Concrete: 600F
Truck No: 131 Ticket No: NA
Air Content: 5.7% Unit Weight (pcf): NA
Overall Placement Location:
Paving, driveway, east side of project
Measured
Slump
(inches)
5.0
Sample Location:
95' south. 50' east from grid lines U42
Fracture
Type
Type2
Type6
Type2
Type3
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 8 of 10