Willow Park-LR120215 8908 Ambassador Row, Dallas, TX 75247
Rone Engineering 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
Client: JR Rose Development Companies Report No.: 406470
2209 Cameron Crossing Project No.: 1116815
Grapevine, TX 76051 Date of Service: 02/07/2012
Report Date: 02/15/2012
Project: Willow Park Townhomes -
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.
PROJECT DATA
Contractor: Mix Design I.D.: 1083 Measured
Concrete Supplier: Southern Star Placement Date: 02/07/2012 Slump
Plant: 110 Weather Conditions: Mostly cloudy (inches)
Specification Requirements Time Sampled: 01:35pm Batch time: 12:51 pm 4.0
Strength: 4,000 psi @ 28 days Temperature - Air: 55 °F Concrete: 72 °F
Slump (in.): 4" maximum Truck No: 1063 Ticket No: 1975139
Air ( %): 3% - 6% Air Content: 5.2% Unit Weight (pcf): NA
Test Method: ASTM C -172 Overall Placement Location:
ASTM C -31 (except 10.1.2) Curb and gutter, DaVinci Court and Rembrandt Court
ASTM C -143
ASTM C -231
ASTM C -1064
ASTM C -138 Sample Location:
ASTM C -1231 DaVinci Court
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Streng Fracture
Set No. Tested (days) (in) (in (Ibs) (si) Type
1 1 02/14/2012 7 6.00 28.27 156,420 5,5 Type 4
1 2 03/06/2012 28
1 3 03/06/2012 28
1 4 HOLD
Type 1 Type 2 Type 3 Type 4 Type 5 Type 6
Technician: Jack Roberts Started: 12:45pm Finished: 03:00pm gineering
Report Distribution:
Orig: JR Rose Development Companies (Grapevine, TX)
Attn: Mr. Jason Rose (1 -ec copy) y
1 -ec Rorie Project Manager Attn: Mr. Jason Creasy AET t
1 -ec City of Coppell Attn: Mr. Mike Garza Jason Creasy, 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 /JC)
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