Duke Lesley-LR070906
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.: 297201
Project No.: 0612510
Date of Service: 08/27/2007
Report Date: 09/06/2007
Project: Lesley Infrastructure
Services: Test Compressive Strength samples delivered to laboratory.
PROJECT DATA
Contractor:
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 C-1064
--^SlM~:>i38~
ASTM C-39
Mix Design 1.0.: 7751
Placement Date: 08/27/2007
Weather Conditions: Sunny
Time Sampled: 10:30am
Temperature - Air:
Truck No: NA
Air Content: NA
Overall Placement Location:
Curb inlet throat
Measured
Slump
(inches)
Batch time:
Concrete:
Ticket No: NA
Unit Weight (pet): NA
Sample Location:---- ._~
Station 3+50, lateral A-2, Station 0+61.96, lateral A-1, Station 0+06.12, lateral C-5,
Station 30+06.12, lateral C, Station 12+83.36, line A, Station 0+66.40, lateral A-3
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
110,630
Cylinder
Marked Date
Set No. Tested
1 1 09/03/2007
1 2 09/24/2007
1 3 09/24/2007
4 10/22/2007
Age
(days)
7
Diameter
(in)
6.00
28
28
56
Area
(in')
28.27
Compressive
Strength
(psi)
3,910
Fracture
Type
Unbonded Cap
Remarks: All information other than concrete compressive strength test results was provided by the contractor and
assumed to be correct.
Technician: Undefined
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
LIMIT A nONS: 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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