Northlake 635(7)-LR 980812CONCRETE COMPRI. 31VE STRENGTH TES
ENGINEERING, LNC.
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 07/30/I 998 Report No.: 9820032 Report Date
08/12/1998
Client No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, Inc. Project: Calling Center COPY
Attn: David Glass Coppell, Texas
3890 W. N.W. Hx~3~, 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/BECK CONCRETE CLASS: 9339
CONCRETE SUPPLIER: Pioneer PLACEMENT DATE: 07/30/1998 BATCH TLXIE: 10:20 am
PLANT: 16 TIME SAMPLED: 10:45 am BY: Greg Dimock
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: clear
STRENGTll: 3500 psi (~ 28 Days TEMPERATURE (F)-AIR 91 F CONCRETE: 90 F
SLUMP: 5" TRUCKNO: 551 TlCKETNO: 732795
AIR: N/A AIR CONTENT (%): N/A UNIT WEIGHT (pcl): N/A
TEST METHOD: ASTM C-143 PLACEMENT LOCATION:
Sidewalks on east side of building, approximately D-10/G-10
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: Sidewalk next to Bldg at D-10
REPORT OF TESTS ACCUMt'I. ATIVEYAm)S: 20
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH FRACTURE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
1 1 5.00 08/06/1998 7 94820 3350
1 2 5.00 08/06/1998 7 97210 3440
Average 3400
1 3 5.00 08/27/1998 28
1 4 5.00 08,'27/1998 28
Technician: Greg Dimock Started: 9:30 am Finished: 11:30 ~
Engineering,
Inc.
Report Distribution:
(1) Prentiss Properties Limited, Inc. ( 1 ) I lalff Associa:es, Inc.
( 1 ) Butler Construction ( 1 ) Git5- of Coppell Eugene Harbour
(1) Alliance Architects, Inc. (1) EverffButler Const. Vice President
(1) Brockette Davis Drake. Inc. (I) I IBC Engineering; Mr. Eugene I larbour
This report is exclusively for tP.e use of the client indicated above and shall not be reproduced except in tull without the written approval of l IBC Engineering, Inc.
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