Duke Lesley 1A-LR071017
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.: 300757
Project No.: 0713408
Date of Service: 10/02/2007
Report Date: 10/17/2007
Project: Point West VI
Coppell, Texas
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: Duke Construction, LP
Concrete Supplier: LMC
Plant: 7
Specification Req uirements
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
PROJECT DATA
Mix Design I.D.: 1851
Placement Date: 10/02/2007
Weather Conditions: Sunny, cloudy
Time Sampled: 04:00pm Batch time: 03:19pm
Temperature - Air: 900F Concrete: 950F
Truck No: 7060 Ticket No: 7183089
Air Content: 3.5% Unit Weight (pet): NA
Overall Placement Location:
Manhole
Measured
Slump
(inches)
3.0
Sample Location:
Station 11 +00
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
Cylinder
Marked
Set No.
- -
1 1
1 2
1 3
1 4
Diameter
(in)
Date
Tested
HOLD
HOLD
HOLD
HOLD
Age
(days)
Area
(in2)
Compressive
Strength
(psi)
Fracture
Type
Remarks: ***AII test specimens were damaged on the jobsite and are untestable.***
Started: 12:45pm Finished: 04:30pm
Technician: Montreal Bailey
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX)
Attn: Mr. Emmit Coots (1-ec copy)
1-cc Potter Concrete Attn: Mr. Ryan Skelly
1-cc Pacheco Koch Consulting Engineers Attn: Mr. Jack Evans
1-cc City of Coppell Attn: Mr. Larry Davis
1-cc City of Coppell Attn: Mr. Lee Stone
Rone Engineering
,22d-
~
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.
(TM/KW) Page 1 of 1