Duke Lesley-LR071130
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.: 303397
Project No.: 0612510
Date of Service: 10/29/2007
Report Date: 11/30/2007
Project: Lesley Infrastructure
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:
Concrete Supplier: LMC
Plant: 7
Specification Requirements
Strength: 3,600 psi @ 28 days
Slump (in.): 3" - 5"
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
Mix Design 1.0.: 1701
Placement Date: 10/29/2007
Weather Conditions: Clear
Time Sampled: 12:30pm
Temperature - Air: 710F
Truck No: 959
Air Content: 4.6%
Overall Placement Location:
Paving from Station 14+25 to 14+53: leave out, Point West Road
Measured
Slump
(inches)
3.5
Batch time: 12: 19pm
Concrete: 750F
Ticket No: 7184185
Unit Weight (pet): NA
Sample Location:
Station 14+25, Point West Road
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 11/05/2007 7 6.00 28.27 106,550 3,770 Shear
1 2 11/26/2007 28 6.00 28.27 141,540 5,010 Cone/Split
1 3 11/26/2007 28 6.00 28.27 138,240 4,890 Cone/Split
Average 4,950
4 12/24/2007 56
Started: 11: 15am Finished: 04:00pm Rone Engineering
p~~
Technician: Eric Auger
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Altn: Mr. Alex Bennelt PE (1-ec copy)
1-ec Lacy Construction Altn: Mr. Kevin Briles
1-cc City of Coppell Altn: Mr. Lee Stone
1-cc City of Coppell Altn: Mr. Larry Davis
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.
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