Willow Park-LR120307 R one E n g i n eeri n 8908 Ambassador Row, Dallas, TX 75247
7701 W Liftle 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.: 407598
2209 Cameron Crossing
Grapevine, TX 76051 Project No.: 1116815
Date of Service: 02/28/2012
Report Date: 03/07/2012
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.: 1565
Concrete Supplier: Southern Star Measured
Placement Date: 02/28/2012 Slump
Plant: 111 Weather Conditions: Cloudy (inches)
Specification Requirements Time Sampled: 04:15pm Batch time: 03:36pm 3.5
Strength: 3,500 psi @ 28 days Temperature - Air: 72 °F Concrete: 72 °F
Slump (in.): 4" max Truck No: 6018 Ticket No: 1986151
Air ( %): 3% - 6% Air Content: 3.8% Unit Weight ° g (pcf): NA
Test Method: ASTM C -172
Overall Placement Location:
ASTM C -31 (except 10.1.2) Culvert headwalls, Rembrant and Davenci
ASTM C -143
ASTM C -231
ASTM C -1064
ASTM C -138 Sample Location:
ASTM C -1231 After Rembrant and before Davenci
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) il•� Type
1 1 03/06/2012 7 5.99 28.18 110,810 I
0 Type 5
1 2 03/27/2012 28 ,✓
1 3 03/27/2012 28
Mil lqrq fl M N
f T ' g/ie jei
T
4k
ype 1 Type 2 Type 3 Type 4 Type 5 Type 6
Technician: Jack Roberts Started: 02:15pm Finished: 05:45pm
Report Distribution: Rone Engineering
Orig: JR Rose Development Companies (Grapevine, TX)
Attn: Mr. Jason Rose (1 -ec copy)
1 -ec Rone Project Manager Attn: Mr. Jason Creasy AET
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.
(DM /JC)
Page 1 of 1
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
Grapevine, TX 76051 Project No.: 1116815
Date of Service: 02/07/2012
Report Date: 03/07/2012
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
Concrete Supplier: Southern Star Measured
Placement Date: 02/07/2012 Slump
Plant: 110 Weather Conditions: Mostly cloudy (inches)
Specification Requirements Time Sampled: 01:35pm Batch time: 12:51pm 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 ° g (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
Strength Fracture
Set No. Tested
(da (in (in') (Ibs) (psi) Type
1 1 02/14/2012 7 6.00 28.27 156,420 ° 5 ` ,530 Type 4
1 2 03/06/2012 28 5.99 28.18 169,170 . 6,000 Type 5
1 3 03/06/2012 28 5.99 28.18 181,520
6,440 Type 2
1 4 HOLD
Average 6,220
■
kr IM ill .\\ CSI �.�� /(....
Type 1 Type 2 Type 3 Type 4 Type 5 Type 6
Technician: Jack Roberts Started: 12:45pm Finished: 03:OO Report Distribution:
3 J j / c f4 r z
One E nee
Orig: JR Rose Development Companies (Grapevine, TX)
Attn: Mr. Jason Rose (1 -ec copy)
ar',,,
1 -ec Rone Project Manager Attn: Mr. Jason Creasy AET 0
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)
Page 1 of 1