ST0702-LR100112CONCRETE COMPRESSIVE STRENGTH TEST REPORT
Report Number: 94091174.0053 lerracon
Service Date: 12/15/09 8901 Carpenter Frwy.
Report Date: 01/12/10 Revision 2 Dallas, TX 75247
214 - 630 -1010 Reg No: F -3272
Client Project
City of Coppell TX
Coppell Road - #ST07 -02
Attn: Rick O'Dell
Bethel Road to
Engineering Dept
Southwestern Blvd.
PO Box 9478
Coppell, TX
Coppell, TX 75019
Project Number: 94091174
Material Information
Sample Information
Specified Strength: 4,000 psi @ 28
days
Sample Date:
12/15/09
Sample Time:
Sampled By:
Burl E. Thomas
Mix ID: 1701
Weather Conditions:
Clear
Supplier: Lattimore
Accumulative Yards:
10
Batch Size (cy):
10
Batch Time: 1348 Plant:
3
Placement Method:
Bucket
Truck No.: 3012 Ticket No.:
3272013
Water Added Before (gal):5
Water Added After (gal):
5
Field Test Data
Sample Location:
Sta. 7 +50
Test Result
Specification
Placement Location:
V -Line Flume
at Sta. 8 +00 to
Sta. 7 +00
Slump (in): 3 3/4
3 -5
Air Content ( %): 5.0
3 -6
Concrete Temp. (F): 55
Ambient Temp. (F): 44
Plastic Unit Wt. (pcf): 143.5
Laboratory Test Data
Age at
Maximum
Compressive
Set Specimen Diameter Area
Date
Date Test
Load
Strength
Fracture
No. ID (in) (sq in)
Received
Tested (days)
(lbs)
(psi)
Type
1 1 6.00 28.27
12/16/09
12/22/09 7
136,560
4,830
4
1 2 6.00 28.27
12/16/09
12/29/09 14
145,680
5,150
2
1 3 6.00 28.27
12/16/09
01/12/10 28
182,080
6,440
2
1 4 6.00 28.27
12/16/09
01/12/10 28
187,790
6,640
2
Average (28 days) 6,540
Comments: Average compressive strength of 28 day cylinders complies with the specified strength.
Samples Made By: Terracon
Services: Obtain samples of fresh concrete at the placement locations, perform required fie
samples.
Terracon Rep.: Burl E. Thomas
Reported To:
Contractor: JRJ Paving
Report Distribution: Reviewed By:
(1) City of Coppell TX (1) Freese and Nichols Inc
(I) JR1 Paving LP
Test Methods: ASTM C 31, ASTM C39, ASTM C138, ASTM C143, ASTM C172, ASTM C231, ASTM C1064, ASTM C1231
The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client
indicated above and shall not be reproduced except in full without the written consent of our company. Test results transmitted herein are only applicable to the
actual samples tested at the location(s) referenced and are not necessarily indicative of the properties of other apparently similar or identical materials.
CR0001, 5- 21 -09, Rev.7 Page I of 1
Senior Project Manager