ST9301-LR051031 � Engineering 8908 Ambassador Row, Dallas, TX 75247
1 2696 Gravel Drive, Fort Worth, TX 76118
6300 Rothway, Ste. 150, Houston, TX 77040
Corporate Phone: (214) 630 -9745
CONCRETE COMPRESSIVE STRENGTH TEST
Client: City of Coppell Report No.: 242368
Ms. Suzan Taylor Project No.: 059909
PO Box 9478 Date of Service: 09/29/2005
Coppell TX 75019
Report Date: 10/31/2005
Project: East Sandy Lake Road 'f1 V- "� 41 Q e
ST 93 -01 i l
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.: 6.5 Sack MEASURED
SLUMP
CONCRETE SUPPLIER: Tiseo PLACEMENT DATE: 09/29/2005 (inches)
PLANT: NA WEATHER CONDITIONS: Clear 2.75
SPECIFICATION REQUIREMENTS TIME SAMPLED: 3:45pm BATCH TIME: 2:30pm
STRENGTH: 3600 psi @ 28 Days TEMPERATURE (F) - AIR 90 F CONCRETE: 95 F
SLUMP (in): 4" maximum TRUCK NO: NA TICKET NO: 166
AIR ( %): 5% - 6% AIR CONTENT ( %): 6.1 UNIT WEIGHT (pci): NA
TEST METHOD: ASTM C -172 OVERALL PLACEMENT LOCATION:
ASTM C -31 except 9. ] .2 North side of approach to Nursery from Sandy Lake
ASTM C -143
ASTM C -231
ASTM C -1064
ASTM C -1231 SAMPLE LOCATION: Southest corner
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.) (lbs. force) (psi) TYPE
1 1 10/03/2005 4 6.00 28.26 115210 4070 Unbonded Cap
1 2 10/06/2005 7 6.00 28.26 126690 4480 Unbonded Cap
1 3 10/27/2005 28 6.00 28.26 159890 5650 Unbonded Cap
1 4 10/27/2005 28 6.00 28.26 148930 5270 Unbonded Cap
Average 5460
1 5 Hold