Duke Lesley-LR070904
Rone Engineerin~-
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
8908 Ambassador Row, Dallas, TX 75247
01 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.: 296801
Project No.: 0612510
Date of Service: 08/24/2007
Report Date: 09/04/2007
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.
Contractor:
Concrete Supplier: LMC
Plant: 3
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 4" - 6"
Air (%): NA
Test Method: ASTM C-172
ASTM C-31 (except 10.1.2)
ASTM C-143
ASTM C-231
ASTM C-1 064
ASTM C-138
ASTM C-39
PROJECT DATA
Mix Design 1.0.: 1701
Placement Date: 08/24/2007
Weather Conditions: Sunny
Time Sampled: 02: 15pm
Temperature - Air: 940F
Truck No: 972
Air Content: NA
Overall Placement Location:
Curb inlets (tops) Point West Blvd.
Batch time: 01 :29pm
Concrete: 900F
Ticket No: 3235803
Unit Weight (pcf): NA
Measured
Slump
(inches)
4.0
Sample Location:
Station 0+13.40
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 08/31/2007 7 6.00 28.27 101,330 3,580 Unbonded Cap
2 09/21/2007 28
3 09/21/2007 28
4 10/19/2007 56
Technician: Denny Harris
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Alex Bennett PE (1-ec copy)
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Started: 01 :45pm Finished: 03:00pm Rone Engineering
P-~~
K. Scott Watson, AET
Project Manager
LIMITATIONS: The test results presented herein were prepared based upDn the specific samples prDvided fDr testing. We assume nD respDnsibility for variation in quality
(cDmposition, 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 Df Rone Engineering Services, Ltd.
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