Duke Lesley 1A-LR071112
Rone En~~
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
Project:
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.: 301762
Project No.: 0713408
Date of Service: 10/11/2007
Report Date: 11/12/2007
Services:
lacem ocations. perform required testing, cast compressive strength samples and bring
esting in accordance with applicable standards.
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 1
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.: 9341 PW6
Placement Date: 10/11/2007
Weather Conditions: Clear
Time Sampled: 09: 15am
Temperature - Air: 730F
Truck No: 108
Air Content: NA
Overall Placement Location:
See Pier Inspection report number 301761
Measured
Slump
(inches)
6.5
Batch time: 08:33am
Concrete: 880F
Ticket No: 14684
Unit Weight (pet): NA
OF TESTS
pressive 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 10/18/2007 7 6.00 28.27 105,010 3,710 Cone/Split
1 2 11/08/2007 28 6.00 28.27 148,890 5,270 Cone/Split
1 3 11/08/2007 28 6.00 28.27 145,390 5,140 Shear
Average 5,200
1 4 12/06/2007 56
Rone Engineering
See Roport 301761 to, te<hn;Q" Un.. p~
K. Scott Watson, AET
Project Manager
Remarks: Water added at site: 10 gallons
Technician: Jimmy Hall
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Emmit Coots (1-ec copy)
1-cc 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
~
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 apprO'lal of Rone Engineering Services, Ltd.
(LB/ED) Page 1 of 1