ST0701-LR091008CONCRETE COMPRESSIVE STRENGTH TEST REPORT
Report Number: 94091193.0005 Irerracon
Service Date: 09/09/09 8901 Carpenter Frwy.
Report Date: 10/08/09 Dallas, TX 75247
214- 630 -1010 Reg No:F -3272
Client Project
City of Coppell TX Southwestern Boulevard
Attn: Keith Marvin Coppell Road to Grapevine Creels
PO Box 9478 Coppell, TX
Coppell, TX 75019
Project Number: 94091193
Material Information Sample Information
Specified Strength: 4,000 psi @ 28 days
Sample Date:
09/09/09 Sample Time:
1530
Sampled By:
Jesus Rojas
Mix ID: 1701
Weather Conditions:
Partly cloudy
Supplier: Lattimore
Accumulative Yards:
7.5 Batch Size (cy):
7.5
Batch Time: 1444 Plant:
3
Placement Method:
Direct Discharge
Truck No.: 9141 Ticket No.:
3269124
Water Added Before (gal):0
Water Added After (gal):
0
Field Test Data
Sample Location:
See Placement Location
Test Result
Specification
Placement Location:
Inlets @ Sta. 7 +00 & Sta. 3 +82
Slump (in): 3 1/2
Air Content ( %): 4.0
Concrete Temp. (F): 96
Ambient Temp. (F): 85
Plastic Unit Wt. (pcf): 140.1
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
09/11/09
09/16/09 7
140,260 4,960
2
1 2 6.00 28.27
09/11/09
09/23/09 14
147,920 5,230
2
1 3 6.00 28.27
09/11/09
10/07/09 28
155,810 5,510
4
1 4 6.00 28.27
09/11/09
10/07/09 28
162,180 5,740
4
Average (28 days) 5,630
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 field tests and cast compressive strength
samples.
Terracon Rep.: Jesus Rojas Started: 1300
Reported To: Finished: 1700
Contractor: Lacy Construction
Report Distribution: Reviewed By:
(1) City of Coppell TX (I) City of Coppell TX
Er' J. Cleveland, P.E.
(1) City of Coppell TX (2) Halff Assoc Inc
PacTrust Pacific Real Associates LP Se for Project Manager
(I) Lacy Constniction (I ) Realty
Test Methods: ASTM C 31, ASTM C39, ASTM C1.38, 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.
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CROOOI, 5-21-09, Rev.)