Duke Lesley 3C-LR070924
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.: 296129
Project No.: 0711530
Date of Service: 08/20/2007
Report Date: 09/24/2007
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
Plant: 01
Specification Req uirements
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: 08/20/2007
Weather Conditions: Clear
Time Sampled:
Temperature - Air: 900F
Truck No: NA
Air Content: NA
Overall Placement Location:
Piers (see pier report #296128)
Measured
Slump
(inches)
Batch time:
Concrete:
Ticket No: NA
Unit Weight (pet): NA
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) (in2) (Ibs) (psi) Type
1 1 08/27/2007 7 6.00 28.27 74,930 2,650 Unbonded Cap
1 2 09/17/2007 28 6.00 28.27 94,110 3,330 Cone/Split
1 3 09/17/2007 28 6.00 28.27 97,070 3,430 Cone/Split
Average 3,380
4 10/15/2007 56
Technician: Gerry Graham
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Brian Pierce (1-cc copy)
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Rone Engineering
~~ ;:::>
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.
(KW/KW) Page 1 of 1
Rone Engineering
.
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
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
Report of In-Place Density Testing
Report No.: 299371
Project No.: 0711530
Date of Service: 09/20/2007
Report Date: 09/24/2007
Project: Point West Office I
Services: Perform In-Place Density Testing
PROJECT DATA
Contractor: Duke Construction, LP
Test Method: ASTM D-6938
Gauge: Troxler 3430
Gauge Serial No: 35518
Test Mode: DT
Standard Counts
Moisture Density
Current: 742 Current: 2510
Previous: 746 Previous: 2496
MOISTURE DENSITY RELATIONS
MID No.
272998
Description
Brown I Silty Clay wi Organics
Moisture
%
Maximum
Density
( pet)
96.5
Project Requirements
Moisture Density
Optimum +4 95 min
22.5
Test
No
Test Location
FIELD DENSITY TESTS
Probe MID
Depth No.
Moisture Wet Density Dry Density Density
% (pct) (pet) (% max)
Utility backfill
35' from south end of phone line, l' below grade 6" 272998 24.7 117.5 94.2 98
Utility backfill
2 35' from south end of phone line, final 6" 272998 22.9 117.2 95.4 99
Utility backfill
3 135' from south end of phone line, l' below 6" 272998 24.0 116.3 93.8 97
grade
Utility backfill
4 135' from south end of phone line, final 6" 272998 24.1 116.5 93.9 97
Technician: Joe Jernigan Started: 10:30am
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne
(1-ec copy)
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Finished: 12:15pm Rone Engineering
~~~
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/KW) Page 1 of 1