Northlake 635(7)-LR 980814.CONCRETE COMPRI;_. ,IVE STRENGTH TES_.
ENGINEERING, LNC.
8901 Carpenter Frwy., Suite gl00
Dallas, Texas 75247
Report Date
Date of Service: 07,"15/1998 Report No.: 9818105 08/14/1998
Client No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, Inc. Project: Calling Center :4 c.~,~, f.,~
Attn: David Glass Coppell, Texas ~O~Y
3890 W. N.W. Hw3', Suite 400
Dallas TX 75220
Services: Obtain samples of flesh concrete at the placement locations, perform required field test and cast
compressive strength samples.
PROJECT DATA
CONTRACTOR: Butler/BECK CONCRETE CLASS: 9349
CONCRETE SUPPLIER: Pioneer Concrete PLACE~IENT DATE: 07/15/1998 BATCH TIME: 12:10 pm
PLA~T: 16 TIME SA~IPI.ED: 1:15 pm aY: Damon Elrod
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Sunny, light wind
STRENGTH: 4000 psi ~ 28 Days TEMPERATt'RE (F)- AIR 94 F CONCRETE: 98 F
SLUMP: 5" TRUCK NO: 1871 TICKET NO: 728943
AIR: N/A AIR CONTENT (%): .'~/'A [iNIT WEIGHT (per): N/A
TEST METHOD: ASTM C- 143 PI.ACEMENT LOCATION:
Panels 201,202,205,207,209, 211; Footings F/10, E;10, D/10, C/10
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: Footings E; I 0, F.:I 0
REPORT OF TESTS ACCUMULATIVE YARDS: 20
CYLINDER .MEASURED MAXIMUM COMPRESSIVE
.MARKED SLUMP DATE AGE I.OAD STRENGTH FRACTURE
SET NO. {inches) TESTED (days) (lbs. force) (psi) TYPE
I 1 4.75 07/22/1998 7 89650 3170
1 2 4.75 07/22/1998 7 87300 3090
Average 3130
1 3 4.75 08/12/1998 28 114030 4030
1 4 4.75 08/12/1998 28 116710 4130
Average 4080
Nete: 7octing ~its and reinfcrcir.~ steel were ~lean frcm de~ris.
This report is exclusively for the use of the client indicated abox e and shall not be reproduced except in full without the x~q'itlen approval of HBC Engineering, Inc.
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.CONCRETE COMPR[.._ MVE STRENGTH TES__
ENGINEERING, INC.
8901 Carpenter Frwy., Suite #100
Dallas. Texas 75247
Report Date
Date of Service: 07/15/1998 Report No.: 9818105
08/14/1998
Client No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, Inc. Project: Calling Center GOPY
Attn: David Glass Coppell, Texas
3890 W. N.W. HxW, 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: 9349
CONCRETE SUPPI. IER: Pioneer Concrete PLACEMENT DATE: 07/15/1998 BATCH TIME: 2:40 pm
PLANT: 16 TIME SAMPLED: 3:05 pm BY: Damon Elrod
SPECIFICATION REQI.'IREMENTS WEATHER CONDITIONS: Sunny, light wind
STRENGTH: 4000 psi ~ 28 Days TEMPERATURE (F) - AIR 97 F CONCRETE: 100 F
SLL'MP: 5" TRUCKNO: 860 TICKETNO: 728953
AIR: N/A AIR CON'TENT (%): N/A UNIT WEIGHT (pc0: N/A
TEST METHOD: ASTM C-143 PLACEMENT LOCATION:
See page 1
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: Panel 207
REPORT OF TESTS ACCUMULATIVE YARDS: 120
CYLINDER MEASURED MAXIMI;M COMPRESSIVE
3lARKED SLUMP DATE AGE LOAD STRENGTH FRACTURE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
2 I 4.50 07/22/1998 7 108350 3830
2 2 4.50 07,'22/1998 7 105840 3740
Average 3790
2 3 4.50 08..'" 12/1998 28 140880 4980
2 4 4.50 08...'" 12/1998 28 146110 5170
Average 5080
Technician: Damon Elrod Started: 11:30 Finished: 5:00 pm ~
Engineering,
Inc.
Report Distribution:
(I) Prentiss Properties Limited, Inc. (I) I lalffAssociates, Inc.
(1) Butler Constmcuon (1) City of Copp¢il Eugene Harbour
(1) Alliance Architects, Inc. (1) Evert-'Butler Const. Vice President
(1) Brockette Davis Drake, [nc. (1) I IBC Engincermg; Mr. Eugene l larbour
lhis report is exclusively for the use of the client indicated aboxe and shall not be reproduced except in full without the written approval of IIBC Engineering, Inc.
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