Northlake 635(7)-LR 980713CONCRETE COMPRki ,SIVE STRENGTH TEL- Z'-I
ENGI~'Ff:RII~, INC.
8901 Carpenter Frsvy., Suite #100
Dallas, Texas 75247
Date of Service: 06/09/1998 Report No.: 9814812 Report Date
07/13/1998
Client No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, Inc. Project: Calling Center
Attn: DavidGlass Coppell, Texas GOPY
3890 W. N.W. Hwy, Suite 400
Dallas TX 75220
Services: Obtain samples of fresh concrete at the placement locations, perform required field test and cast
compressive strength samples.
PROJECT DATA
CONTRACTOR: Butler Construction CONCRETE CLASS: 342
CONCRETE SUPPLIER: Lattimore Materials PLACEMENT DATE: 06/09/1998 BATCH TIME: 6:40 am
PLANT: 7 TItlE SAMPLED: 7:40 am BY: Jack Farris
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Partly sunny
STRENGTH: 3600 psi ~ 28 Days TEMPERATURE (F)- AIR 80 F CONCRETE: 82 F
SLU.~-IP: 5" TRUCKNO: 458 TICKETNO: 7052439
AiR: N/A AIR CONTENT (%): N/A C:N~T WEIGHT (pc0: N/A
TEST METHOD: ASTM C- 143 PLACEMENT LOCATION:
ASTM C- 172 Topping slab, line I & 2, B-E
ASTM C-39
SAMPLE LOCATION: 2C
REPORT OF TESTS ACCUMULATIVE YARDS: 30
CYLINDER MEASURED MAXIMt.'M COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH FRACTURE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
1 1 6.00 06..' 16/1998 7 101700 3600
1 2 6.00 06;'16/1998 7 97310 3440
Average 3520
1 3 6.00 07.."07/1998 28 136160 4820
1 4 6.00 07./07/I 998 28 ! 33770 4730
Average 4780
~ ~No~e: Samples ~aken frc~. -~ru.ck d!sckar~e.
Technician: Jack Farris Started: 5:30 am Finished: 10:30 ~
Engineering,
Inc.
Report Distribution:
(1) Prentiss Properties Limited, Inc. (1) Hall'f Assocmtes, Inc.
( 1 ) Butler Construction ( 1 ) City of Coppe!l Eugene Harbour
( 1 ) Alliance Architects. Inc. (1) l£verc:Butler COASt. Vice President
(1) Brockette Davis Drake. Inc. (1) HBC Engineering; Mr. Eugene l larbour
This report is exclusively lbr the use of the client indicated above and shall not be reproduced except in tull without the written approval of HBC Engineering, Inc.
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