Duke Lesley 3C-LR070904
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.: 296708
Project No.: 0711530
Date of Service: 08/24/2007
Report Date: 09/04/2007
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 Concrete
Plant: 01
Specification Requirements
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 G--1064
ASTM C-138
ASTM C-39
PROJECT DATA
Mix Design I.D.: 7751 PW
Placement Date: 08/24/2007
Weather Conditions: Cloudy
Time Sampled: 11 :25am
Temperature - Air: 860F
Truck No: 119
Air Content: NA
Overall Placement Location:
Grid lines KJ09.3
Batch time: 10:57am
Concrete: 900F
Ticket No: 13166
Unit Weight (pct): NA
Measured
Slump
(inches)
7.0
Sample Location:
Grid line KJ09.3
REPORT OF TESTS
Cylinder
Marked Date
Set No. Tested
-
1 1 08/31/2007
1 2 09/21/2007
1 3 09/21/2007
4 10/19/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
90,150
Compressive
Strength
(psi)
3,190
Fracture
Type
Unbonded Cap
Area
(in')
28.27
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Alln: Mr. Brian Pierce (1-cc copy)
1-cc City of Coppell Alln: Mr. Lee Stone
1-cc City of Cappel! Alln: Mr. Larry Davis
Rone Engineering
s~ Re,ort296707 10< tech 0;';" t;me~~ ~
K. Scott Watson, AET
Project Manager
Technician: Denny Harris
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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