ST9301-LR061025 Zone Engineering 8908 Ambassador Row, Dallas, TX 75247
Engineering 4221 Freidrich Lane, Ste 195, Austin, TX 78744
7701 W Little York, Ste 600, Houston, TX 77040
Corporate Phone: (214) 630 -9745
CONCRETE COMPRESSIVE STRENGTH TEST
Client: City of Coppell Report No.: 267025
Ms. Suzan Taylor Project No.: 0611391
PO Box 9478 Date of Service: 09/22/2006
Coppell TX 75019 Report Date: 10/25/2006
Project: East Sandy Lake Road
ST 93 -01 Completion l v /
Services: 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: Tiseo Paving Company MIX DESIGN I.D.: 1703 MEASURED
D
CONCRETE SUPPLIER: LMC PLACEMENT DATE: 09/22/2006 (inches)
PLANT: 7 WEATHER CONDITIONS: Partly cloudy 3.0
SPECIFICATION REQUIREMENTS TIME SAMPLED: 4:OOpm BATCH TIME: 3:26pm
STRENGTH: 4000 psi @ 28 Days TEMPERATURE (F) - AIR 99 F CONCRETE: 97 F
SLUMP (in): 4" maximum TRUCK NO: 1125 TICKET NO: 7171085
AIR ( %): 4% - 6% AIR CONTENT ( %): 4.5 UNIT WEIGHT (pct): NA
TEST METHOD: ASTM C -172 OVERALL PLACEMENT LOCATION:
ASTM C -31 Retaining wall over box culvert, eastbound Sandy Lake Road, 1100 block
except 9.12
ASTM C -143
ASTM C -231
ASTM C -1064
ASTM C -1231 SAMPLE LOCATION: First 15' from west to east
ASTM C -39 REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
CYLINDER MAXIMUM COMPRESSIVE
MARKED DATE AGE DIAMETER AREA LOAD STRENGTH FRACTURE
SET NO. TESTED (days) (inches) (sq.in.) (Ibs. force) (psi) TYPE
1 1 09/29/2006 7 6.00 28.26 106120 3750 Unbonded Cap
1 2 10/20/2006 28 5.99 28.17 127920 4540 Unbonded Cap
1 3 10/20/2006 28 5.99 28.17 137210 4870 Unbonded Cap
Average 4710
1 4 Hold
Water added at site: 10 gallons
i4 pt, ' Technician: Daniel Myers Started: 2:15pm Finished: 4:45pm Report Distribution: /'�,� .
(1) City of Coppell ( —
(1) City of Coppell K. Scott Watson, • T
(1) Tiseo Paving Company 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.
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