ST9301-LR060906 o ne Engineering g i n e e r i n 8908 Ambassador Row, Dallas, TX 75247
�/ ■ vv 4221 Freidrich Lane, Ste 195, Austin, TX 78744
, ti
7701 W Little York, Ste 600, Houston, TX 77040
Corporate Phone: (214) 630 -9745
CONCRETE COMPRESSIVE STRENGTH TEST
Client: City of Coppell Report No.: 263139
Ms. Suzan Taylor Project No.: 0611391
PO Box 9478 Date of Service: 08/07/2006
Coppell TX 75019 Report Date: 09/06/2006
Project: East Sandy Lake Road
ST 93 -01 Completion
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 LD.: 924 MEASURED
SLUMP
CONCRETE SUPPLIER: Redi Mix PLACEMENT DATE: 08/07/2006 (inches)
PLANT: 1 WEATHER CONDITIONS: Clear 5.0
SPECIFICATION REQUIREMENTS TIME SAMPLED: 12:1 Opm BATCH TIME: NA
STRENGTH: 3600 psi @ 28 Days TEMPERATURE (F) - AIR 95 F CONCRETE: 97 F
SLUMP (in): 3" - 5" TRUCK NO: 240 TICKET NO: 173078
AIR ( %): 4% - 6% AIR CONTENT ( %): 4.5 UNIT WEIGHT (pct): NA
TEST METHOD: ASTM C -172 OVERALL PLACEMENT LOCATION:
ASTM C -31 except 9.1.2 Paving, stamped crosswalks, Sandy Lake and Riverchase
ASTM C -143
ASTM C -231
ASTM C -1064
ASTM C -1231 SAMPLE LOCATION: Eastbound crosswalk on east
ASTM C -39 REPORT OF TESTS side of Riverchase
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 08/14/2006 7 5.99 28.17 70400 2500 Unbonded Cap
1 2 09/04/2006 28 6.00 28.26 106770 3780 Unbonded Cap
1 3 09/04/2006 28 6.00 28.26 104410 3690 Unbonded Cap
Average 3740
1 4 Hold
Water added at site: 15 gallons
/
Technician: Daniel Myers Started: 9:30am Finished: 1:OOpm ' sue mil ng
Report Distribution:
(I) City of Coppell ■ % AL . /
(1) City of Coppell
�, K. colt Watson, AET
(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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