Verizon-LR 990108CONCRETE COMPP--ESSIVE STRENGTH TF T
ENGINEERING, INC.
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 11/11/1998 Report No.: 9830691 Report Date
01/08/1999
Client No.: 08644025 Project No.: 43-2333-98
Client:
The Beck Group
Attn: Gillett Berger
1700 Pacific Ave., Suite 3800
Dallas TX 75201-4619
Project: GTE Shared Services
Coppell Road & Corporate Drive
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast
compressive strength samples.
PROJECT DATA
CONTRACTOR: BECK CONCRETE CLASS: 8208
CONCRETE SUPPLIER: TXI PLACEMENT DATE: 11/11/1998 BATCItTIME: 2:01pm
PLANT: 41 TIME SAMPLED: 3:15pm BY: Greg Dimock
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Clear
STRENGTlt: 5000 psi @ 28 Days 'rEMPERATURE(F)-AIR 64 F CONCRETE: 72 F
SLUMP: 5" TRUCK NO: 815 TICKET NO: 1180006
AIR: N/A AIR CONTENT (%): N/A UNIT WEIGItT (pc0: N/A
TEST METHOD: ASTM C- 143 PLACEMENT LOCATION:
Colmnns B/6, C/6, B/l, C/l, D/l, D/2, D/3, D/4 from ground to 2nd Floor
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: Ist lift of column C/I
REPORT OF TESTS ACCUMULATIVE YARDS:
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH
SET NO. (inches) TESTED (days) (lbs. force) (psi)
6.50 11/12/1998 1 81230 2870
6.50 11/18/1998 7 158510 5610
6.50 12/09/1998 28 216180 7650
6.50 12/09/1998 28 214460 7580
Average 7620
6.50 01/06/1999 56 224150 7930
10
FRACTURE
TYPE
Concrete was placed by
Technician: Greg Dimock
Report Distribution:
( 1 ) The Beck Group
( 1 ) Gromatzky Dupree & Assoc.
(1) Brockette Davis Drake, Inc.
(I) The Beck Group
bucket and sample was
Started: 2:30pm
( 1 ) The Beck Group
(I) Dalcau, hlc.
obtained
Finished: 4:30pm
from concrete truck.
Eugene Harbour
Vice President
This report is exclusively for tile 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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