Park West CC(7)-LR 981221CONCRETE COMPREoSIVE STRENGTH
8901 Carpenter Frwy., Suite #100
Dallas, Texas 7S247
Date of Service: 11/19/1998
Client No.: 71765000
Report No.: 9831424
Project No.: 43-2170-98
Report Date
12/21/1998
Client:
Prentiss Properties Limited, Inc.
Attn: David Glass
3890 W. Northwest Hwy.
Dallas TX 75220
Project: Lakeview Center
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast
compressive strength samples.
SLUMP:
AIR:
TEST METHOD:
CONTRACTOR: Butler Construction
CONCRETE SUPPLIER: Pioneer
PLA~r: 22
SPECIFICATION REQUIREMENTS
STm~NGTH: 3500 psi @ 28 Days
4-6"
N/A
ASTM C-143
ASTM C-143
ASTM C-39
PROJECT DATA
CONCRETE CLASS: 9337
PLACEMENT DATE: 1 1/19/1998 BATCH TIME: 4:50am
X~ SAMPLEO: 7:10am BY: B.J. Clark
WEATHER CONDITIONS:
TEMPERATURE (F) - AIR
TRUCK NO: 725
AIR CONTENT (%): N/A
PLACEMENT LOCATION:
Cloudy, cool
62 F CONCRETE: 69 F
TICKET NO: 84612
UNIT WEIGHT (pc0: N/A
Panels 1, 2, 3, 4, 71, 4, 75, 58, 73, 72
SAMPLE LOCATION: Panel 74
CYLINDER MEASURED
MARKED SLUMP DATE
SET NO. (inches) TESTED
1 I 5.25 11/26/1998
1 2 5.25 11/26/1998
1 3 5.25 12/17/1998 28
I 4 5.25 12/17/1998 28
REPORT OF TESTS
AGE LOAD
(days) (l~.~rce)
7 80870
7 85820
Average
107190
108610
Average
Concrete was very old and contractor was notified and decided to
wet it up anyway, pour started at 4:00am but was scheduled for
was pumped, sample taken from truck.
Started: 6:00am
(1) Butler Construction
(1) City of Coppell
(1) City of Coppell
Technician: B.J. Clark
Report Distribution:
(1) Prentiss Properties Limited, Inc.
(1) Alliance Architects, Inc.
(1) Halff Associates
(1) Mullen & Poweil Tcchnistructures,
Finished: 9:00am
ACCUMULATIVE YARDS:
COMPRESSIVE
STRENGTH
(psi)
2860
3030
2950
3790
3840
3820
use the mud and
7:00am. Concrete
100
FRACTURE
TYPE
~ Engin~
Eugene Harbour
Vice President
This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written approval of HBC Engineering, Inc.
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