Duke Lesley-LR071106
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Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
7701 W LitUe 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.: 301448
Project No.: 0612510
Date of Service: 10/06/2007
Report Date: 11/06/2007
Project: Lesley Infrastructure
Services: Test compressive strength test specimens prepared by others and picked up at the jobsite.
PROJECT DATA
Contractor:
Concrete Supplier: LMC
Plant: 7
Specification Requirements
Strength: 4,200 psi @ 28 days
Slump (in.): 2" - 4"
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 1.0.: 1851
Placement Date: 10/06/2007
Weather Conditions: Sunny, partly cloudy
Time Sampled: 01 :50pm Batch time: 12:02pm
Temperature - Air: 900F Concrete: 960F
Truck No: 7183344 Ticket No: 1080
Air Content: 4.0% Unit Weight (pet): NA
Overall Placement Location:
Manhole at Point West 6
Measured
Slump
(inches)
3.0
Sample Location:
Station 26+65.04
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 10/13/2007 7 6.00 28.27 145,430 5,140 Cone/Split
1 2 11/03/2007 28 6.00 28.27 155,990 5,520 Shear
1 3 11/03/2007 28 6.00 28.27 152,740 5,400 Shear
Average 5,460
1 4 12/01/2007 56
Started: 01 :45pm Finished: 03:00pm Rone Engineering
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Technician: Montreal Bailey
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
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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