Gulf Bearing-LR 951213TECHNOLOGIES
xim Tech. e Southwestern Labs
2575 Lone Star Dr. · P.O. Box 224227
Dallas, Tex~s 75222
Telephone: (214) 631-2700
FAX: (214) 920-1891
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
CLIENT:
Gulf Bearing, Inc.
Attn: Ross Ramsey
501 Industrial Blvd.
Grapevine, TX 76051
PROJECT: Gulf Bearing
Coppel!, Texas
PROJECT NO.: 0903506094
REPORT NO.: 33665
DATE OF SERVICE: 11/15/95
AUTHORIZATION: Joe ~nite
REPORT DATE: 12/13/95
SERVICES: Sample concrete at location of placement, perform required field tests,
prepare and test concrete compressive strength specimens.
CONTRACTOR: Rogers O' Brien
CONCRETE SUPPLIER: Lattimore
PLANT: 7
SPEC;FICATION REQUIREMENTS
STRENGTH: 3000psi @ 28 DAYS
SLUMP: 5" Max.
AIR: 3-6%
METHOD OF TEST: ASTM C-39
ASTM C- 143
PROJECT DATA
CLASS OF CONCRETE: Mix Number 38
DATE OF PLACEMENT: 11/15/95
~ME SAMPLED: 09: 20AI~ BY: Frank Tisdale, CET
TEMPERATURE ('F)-AIR: 66 CONCRETE: 64
TRUCK NO: 315 TICKET NO: 7016004
AIR CONTENT(%): 6.0
LOCATION DF PLACEMENT:
Sidewalk , 25' west and 12' south of southeast
building corner.
CYLINDER MEASURED
MARKED SLUMP DATE AGE DIAMETER
SET NO. (inches) TESTED (days) (in.)
i 1 5.75 11/22/95 7 _~.00
! 2 5.75 12/13/95 28 6.00
! 3 5.75 12/13/95 28 6.00
1 4 HOLD HOLD
REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS
MAXIMUM
COMPRESSIVE
AREA LOAD STRENGTH
(sq.in.) (lbs. force) (psi)
28.27 82140 2900
28.27 111020 3930
28.27 103750 3670
REMARKS
ADDmONAL COMMENTS:
Contractor notified of slump and air test results.
water added prior to placement.
Five (5) gallons of
Technician: Frank Tisdale, CET Started: 08:30AM Stopped: 10:30AM
Report Distribution: MAXIM TECH..SOUTHWESTERN I,~BS
(1) Gulf Bearing, Inc.
(1) Grematzky, Dupree & Associates
(1) Brockette, Davis, Drake
(2) Rogers O,Brien
(1) city of
(1) City of Coppe[[
1001 LW
Our letters and reports axe for the exclusive use of the client .to whom they axe ~d. dressed ,eD.d shall not .be_repr,o.d. uced ex. ce~t In.
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