DR0301-LR040806RoneEn ineers
8908 Ambassador Row, Dallas, TX 75247
2696 Gravel Drive, Fort Worth, TX 76118
6300 Rothway, StP. 150, Houston, TX 77040
Corporate Phone: (214) 630-9745
CONCRETE COMPRESSIVE STRENGTH TEST
Client:
City of Coppell
Ms. Suzan C. Taylor
PO Box 9478
Coppell TX 75019
Project: Shadow Ridge Estates
Retaining Wall
Services:
Report No.: 212983
Project No.: 048967
Date of Service: 07/07/2004
Report Date: 08/06/2004
Coppell, Texas
Obtain samples of fresh concrete at the placement locations, perform required field testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
CONTRACTOR: Craig Olden, Inc.
CONCRETE SUPPLIER: Lattimore
PLANT: 7
SPECIHCATION REQUIREMENTS
STRENGTH: 4000 psi ~ 28 Days
SLUMP (in): 3" - 6"
.AIR (%): NA
TEST METHOD: ASTM C-172
ASTM C-31 ....
ASTM C-143
ASTM C-231
ASTM C-1064
ASTM C-1231
ASTM C-39
MIX DESIGN I.D.: 9065
PLACEMENT DATE: 07/07/2004
WEATHER CONDITIONS: Cloudy
TIME SAMPLED: ll:43am BATCHT1ME: 10:19am
TEMPERATURE (F)-AIR 92 F CONCRETE: 90 F
TRUCKNO: 956 TICRETNO: 140269
AIR CONTENT (%): 3.5 UN1TWEIGHT(pcf): NA
OVERALL PLACEMENT LOCATION:
Piers, retaining ;;'all by street
MEASURED
SLUMP
(inches)
5.0
SAMPLE LOCATION:
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
MAXIMUM COMPRESSIVE
CYLENDER FRACTURE
MARKED DATE AGE DIAMETER AREA LOAD STRENGTH
SET NO. TESTED (days) (inches) (sq.in.) (lbs. force) (psi) T~TE
1 1 07/14/2004 7 5.99 28.17
1 2 08/04/2004 28 6.00 28.26
1 3 08/04/2004 28 6.00 28.26
I 4 Hold
Technician: Craig Day
Report Distribution:
(1) CiD' of Coppell
(1) City of Coppell
Started: 10:00am
133010 4720 Unbonded Cap
154810 5470 Unbonded Cap
158130 5590 Unbonded Cap
Average 5530
Finished: l:00pm
K. Scott WatsOl
AET
CMT Operations 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 performance 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 lo whom they' axe addressed and shall not be reproduced except in flail without lhe written approval of Rone Engineers, Ltd.
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