Duke Lesley-LR071108
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, 8te 600, Houston, TX 77040
4421 Freidrich, 8te 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 301902
Project No.: 0612510
Date of Service: 10/11/2007
Report Date: 11/08/2007
Project: Lesley Infrastructure
Services: Test compressive strength test specimens prepared by others and picked up at the jobsite.
PROJECT DATA
Contractor:
Concrete Supplier: TXI
Plant: NA
Specification Requirements
Strength: 3,600 psi @ 28 days
Slump (in.): NA
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
Mix Design I.D.: NA
Placement Date: 10/10/2007
Weather Conditions: NA
Time Sampled:
Temperature - Air:
Truck No: NA
Air Content: NA
Overall Placement Location:
Stamped concrete center median at Stations 16+94, 17+54,22+61
Measured
Slump
(inches)
Batch time:
Concrete:
Ticket No: NA
Unit Weight (pet): NA
Sample Location:
Station 22+61
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 10/17/2007 7 6.00 28.27 96,860 3,430 Cone/Split
1 2 11/07/2007 28 6.00 28.27 132,750 4,700 Cone/Split
1 3 11/07/2007 28 6.00 28.27 136,570 4,830 Cone/Split
Average 4,760
1 4 12/05/2007 56
Remarks: All information other than concrete compressive strength test results was provided by the contractor and
assumed to be correct.
Technician: Chris Harbour
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Alex Bennett PE (1-ec copy)
1-ec Lacy Construction Attn: Mr. Kevin Briles
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Rone Engineering
p~~
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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