Northlake 635(7)-LR 980629CONCRETE COMPRE._.SIVE STRENGTH TES_
ENGINEERING, INC.
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 05/29/1998 Report No.: 9813837 Report Date
06/29/1998
Client .No.: 71765000 Project No.: 43-2479-97
Client: Prentiss Properties Limited, Inc. Project: Calling Center COp~y
Attn: David Glass Coppell, Texas
3890 W. N.W. H~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 Construction CONCRETE CLASS: 9337
CONCRETE SUPPLIER: Pioneer Concrete PLACEMENT DATE: 05."29/1998 BATCH TIME: 10;40 am
PLANT: 22 TIME SAMPLED: 11:18 am BY: Brian Otis
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Clear, hot
STRENGTH: 3000 psi ~ 28 Days TE.Xn'ERATCRE {F)- AIR 93 F CONCRETE: 102 l:
SLU_MP: 5" TRUCK NO: 841 TICKET NO: 711035
AIR: N/A AIR CONTENT (%): N.'"A L-NIT WEIGHT (po0: N/A
TEST METHOD: ASTM C- 143 PLACEMENT LOCATION:
Piers
^STM C-172
ASTM C-39
SA.MPLE LOCATION: 0-D.4, 0-D.6, 0-D.8, 0-E.6
REPORT OF TESTS ACCUMULATIVE YARDS: 10
CYLINDER .MEASURED MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE LOAD STRENGTH FIL4,CTI..IRE
SET NO. (inches) TESTED (days) (lbs. force) (psi) TYPE
1 1 5.75 06/05/1998 7 76270 2700
1 2 5.75 06/05/1998 7 76890 2720
Average 2710
1 3 5.75 06.-"26..."1998 28 111440 3940
1 4 5.75 06/26/1998 28 113990 4030
Average 3990
lqote: Contractor r.o~ified of high ccncre~e ~er.~era~ure. 25 gallons of wa~er
added to this load.
Technician time cn reporz 9813~36.
Technician: Brian Otis Started: Finished: ~
Engineering,
Inc.
Report Distribution:
(1) Prentiss Properties Limited. Inc. (1) Halff Assoc~a:es, Inc.
(I) Butler Construction (1) City of Coppell Eugene Harbour
(1) Alliance Architects, Inc. (1) Evert:'Butler Const. Vice President
(1) Brockette Davis Drake, Inc. (1) HBC Engineering; Sir. Eugene l larbour
This report is exclusively t'or thc use of tee client indicated above and shall not be reproduced except in l'ull without the written approval of liBC Engineering, Inc.
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CONCRETE COMPRL. SIVE STRENGTH TES_
F-\'GINEERING, LNC.
8901 Carpenter Frwy., Suite #100
Dallas, Texas 75247
Date of Service: 05/29/1998 Report No.: 9813866 Report Date
06/29/1998
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;-y, 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: 53
CONCRETE SUPPLIER: Lattimore Materials PLACEMENT DATE: 05/29/1998 BATCH TIME: 1:32 pm
PLANT: 7 TIME SAMPLED: 2:00 pm BY: Brian Otis
SPECIFICATION REQUIREMENTS WEATHER CONDITIONS: Clear, hot
STRENGTH: 3000 psi ~! 28 Days TEMPERATURE (F)-AIR 100 F CONCRETE: 94 F
SLUMP: 5" TRUCK NO: 611 TICKET N'O: 7052003
AIR: N/A AIR CONTENT (%): N/A UNIT WEIGHT (pet): N/A
TEST METHOD: ASTM C- 143 PLACEMENT LOCATION:
Piers
ASTM C- 172
ASTM C-39
SAMPLE LOCATION: 0-D.I, 0.5-D.1, 0-C.6
REPORT OF TESTS ACCUMULATIVE YARDS: 10
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MARKED SI.UMP DATE AGE I.OAD STRENGTH FRACTURE
SET NO. (inches) TESTED (days) (lbs. Ibrce) (psi) TYPE
1 1 6.75 06/05/1998 7 82290 2910
1 2 6.75 06/05/1998 7 84530 2990
Average 2950
1 3 6.75 06/26/1998 28 129000 4560
1 4 6.75 06/26/1998 28 133520 4720
Average 4640
No.ze: 10 gallo, ns of water added ~c ~his load.
Technician time cn reDor~ 9813865.
Technician: Brian Otis Started: Finished: ~
Engineering,
Inc.
Report Distribution:
(1) Prentiss Properties Limited, Inc. (1) l lalff Associates, Inc.
{ I ) Butler Construction (1) City of Coppell Eugene Harbour
(I) Alliance Architects, Inc. (1) Evcrt~Butler Const. Vice President
(1) Brockette Davis Drake, Inc. (1) H BC Engineering; Mr. Eugene Harbour
This report is exclusively for thc 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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