Northlake 635(7)-LR 980813CONCRETE COMPRIL.31VE STRENGTH TES_
ENGLNEERING, INC.
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 07,'13,/1998 Report No.: 9817874 Report Date
08/13/1998
Client No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, InC.Attn:3890 w.DavidN.w.GlaSSH~, Suite 400 Project: Coppell,Calling CenterTexas COPy
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: 9349
CONCRETE SUPPI. IER: Pioneer Concrete PLACEMENT DATE: 07/13/1998 BATCH TIME: 7:30 am
PLANT: 11 TIME SAMPLED: 7:45 am BY: Darrin Phillips
SPECIFICATION REQUIRE.MENTS WEATHER CONDITIONS: Sunny, clear
STRENGTH: 4000 psi .~ 28 Days TEMPEFUXTURE (E)-.SlR 83 F CONCRETE: 80 F
SLUMP: 5" TRUCK NO: 405 TICKETNO: 112034
.AIR: N/A AIR CONTENT (%): N/A UNIT WEIGHT (per): N/A
TEST METHOD: ASTM C- 143 PLACEMENT LOCATION:
Panels 210,208,206,204,203
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: Pane 206
REPORT OF TESTS ACCUMt:LATIVE YARDS: 60
CYLINDER MEASURED .MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH FR~CTURE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
1 1 5.50 07/20/1998 7 62500 2210
1 2 5.50 07/20/1998 7 62824 2220
Average 2220
1 3 5.50 08/10/1998 28 90350 3190
1 4 5.50 08/10/1998 28 97030 3430
Average 3310
This report is exclusively for the use of the client indicated above and shall not be reproduced except in lull without the written approval of HBC Engineering, Inc.
01AK Page I of 2
ENGINe,
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 07/13/1998 Report No.: 9817874 Report Date
08/13/1998
Client No.: 71765000 Project No.: 43-2479-97
Client:Attn:Prentiss Properties Limited, InC.David Glass Project: Coppell,Calling CenterTexas COPY
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
CONTRA. CTOR: Butler/BECK CONCRETE CLASS: 9349
CONCRETE SUPPLIER: Pioneer Concrete PLACEMENT DATE: 07/13/1998 BATCH TIME: 8:35 am
PLANT: 1 I TIME SAMPLED: 8:50 am BY: Darrin Phillips
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Sunny, clear
STRENGTH: 4000 psi ~, 28 Days TEMPERATURE (F)-AIR 83 F CONCRETE: 81 F
SLUMP: 5" TRUCK NO: 405 TICKET NO: 1 12034
AIR: N/A AIR CONTENT (%): N/A UNIT WEIGHT (pcf): N/A
TEST ?,IETHOD: ASTM C- 143 PLACEMENT LOCATION:
ASTM C- 172 See page I
ASTM C-39
SAMPLE LOCATION: Panel 203
REPORT OF TESTS ACCU.m:LATIVEYAm)S: 130
CYLINDER MEASURED .MA-XIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH FRACTURE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
2 1 5.50 07/20/1998 7 69270 2450
2 2 5.50 07/20/1998 7 74810 2650
Average 2550
2 3 5.50 08/10/1998 28 91510 3240
2 4 5.50 08/10/1998 28 95600 3380
Average 3310
Technician: Damn Phillips Started: 5:30 am Finished: 10:00 ~
Engineering,
Inc.
Report Distribution:
(1) Prentiss Properties Limited, Inc. (1) HalffAssociates, Inc.
(1) Butler Construction (1) City of Coppell Eugene Harbour
( 1 ) Alliance Architects, [nc. ( 1 ) Ex'ert.'Butlc:- Const. Vice President
(1) Brockette Davis Drake, Inc. (1) HDC Engineering; Mr. Eugene ltarbour
This report is exclusively fbr the use of the client indicated above and shall not be reproduced except in full without the written approval of HDC Engineering, Inc.
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