Gulf Bearing-LR 950913TECHNOLOGIES INC
Maxim Tech.* Southwestern Labs
2575 Lone Star Dr. · P.O. Box 224227
Dallas, Texas 75222
Telephone: (214) 631-2700
FAX: (214) 920-1891
CUENT:
PROJECT:
SERVICES:
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
Gulf Bearing, Inc.
Attn: Ross Ramsey
501 Industrial Blvd.
Grapevine, TX 76051 CLIENT NO.: 3200037
REPORT NO.: 29155
Gulf Bearing DATE OF SERVICE: 8/16/95
Coppell, Texas AUTHORIZATION: ongoing
REPORT DATE: 9/13/95
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
SPECIFICATION REQUIREMENTS
STRENGTH: 4000psi @ 28 DAYS
SLUMP: 3- 5"
AIR: 3-6%
METHOD OF TEST: ASTM C-39
ASTM C- 143
PROJECT DATA
CLASS OF CONCRETE: Mix Number 40
DATE OF PLACEMENT: 8/16/95
TIME SAMPLED: 05: 35.-~[ BY: Frank Tisdale, CET
TEMPERATURE ('F) - AIR: 74 CONCRETE: 92
TRUCK NO: 315 TICKET NO: 7013031
AIR CONTENT(%): 2.0
LOCATION OF PLACEMENT:
Top 1/3 of panels (/35 and (/36.
REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS
CYLINDER MEASURED MAXIMUM COMPRESSIVE
MARKED SLUMP DATE AGE DIAMETER AREA LOAD STRENGTH
SET NO. (inches) TESTED (days) (in.) (sq.in.) (lbs, force) (psl~
1 1 4.75 8/23/95 7 6. O0 28.27 103320 3650
1 2 4.75 9/13/95 28 6.00 28.27 133540 4720
1 3 4.75 9/13/95 28 6.00 28.27 134230 4750
1 4 HOLD HOLD
REMARKS
ADDmONAL COMMENTS:
20 gallons of water was added prior to placement. Sample was taken at pump
discharge. Contractor was notified of air content.
Technician: Frank Tisdale, CET Started: 05:00AM Stopped: 09:00AM
Report Of Tests Continued On Page 2
1001 LW
Our etters and reports are for the exclusive use of_the client .to whom they .are ad, dressed .a~..d shall not .be.[repr.o.d. uced ex. cept Iq
full without the approva~, o.f th.e.testi,n.g laboratqry,, in.e use o! 9u~r, ng~e m.us.[_re_c.e.[ve.~o_u_r _wt. _~_e_n_.a_p_p.,r..o?.~,.u~l.,r ~.et~.e~rs,~.rla. rroe.PuOc~Ss
apply only to the sample ~estea ana/or inspecrea, aha are not iI1OlCatlve OTtn~ qu~rluu~=~* um apl~x,=~uy lu=ll[l~! v. ~,,,,,,a. ~ vu ·
Gulf Bearing, Inc.
CLIENT NO. 3200037
DATE OF SERVICE: 8/16/95
REPORT NO.
PAGE 2
SET NO. 2
29155
CONTRACTOR: Rogers O'Brien
CONCRETE SUPPLIER: Lattimore
PLANT: 7
SPECIFICATION REQUIREMENTS
STRENGTH: 4000psi @ 28 DAYS
SLUMP: 3- 5"
AIR: 3-6%
METHOD OF TEST: ASTM C-39
ASTM C- 143
REPORT OF
CONCRETE COMPRESSIVE STRENGTH
( Cont i nued)
PROJECT DATA
CLASS OF CONCRETE: Mix Number 40
DATE OF PLACEMENT: 8/16/95
TIME SAMPLED: 07: 30AM BY: Frank Tisdale,
TEMPERATURE ('F) - AIR: 76 CONCRETE: 90
TRUCK NO: 391 T~CKET NO: 7013042
AIR CONTENT(%): 2.0
LOCATION OF PLACEMENT:
Panel ~/20, bottom half.
CET
CYLINDER MEASURED
MARKED SLUMP DATE
SET NO. (Inches) TESTED
REPORT OF TESTS
CONCRETE COMPRESSIVE STRENGTH - 6 X 12 CYLINDERS
MAXIMUM
AGE DIAMETER AREA LOAD
(days) (in.) (sq.in.) (lbs. force)
2 1 5.75 8/23/95 7 6.00 28.27 98660
2 2 5.75 9/13/95 28 6.00 28.27 131500
2 3 5.75 9/13/95 28 6.00 28.27 123080
2 4 HOLD HOLD
COMPRESSIVE
STRENGTH
(ps~
3490
4650
4350
REMARKS
ADDmONAL COMMENTS:
No water added to truck. Sample was taken at pump discharge.
notified of slump and air content.
Contractor
Technician: Frank Tisdale, CET Started: 05:00AM Stopped: 09:00AM
Report Distribution: MAXIM T~N LABS
(1) GuLf Bearing, Inc.
(1) Gro~atzky, Dupree & Associates
(1) Brockette, Davis, Drake
(:>) Rogers omBrien .
(1) City of CoppeLL
(1) City of Coppe[[
1001 LW
Our etters and reports are for the exclusive use of the client .to whom they are addressed and shall not be reproduced except In
full without the approval, of the .testl.n.g la. boratqry; The use o1'.
apply only to the sample tested ana/or inspecteD, anu are no[ inolca[ive or [ne qu~lflU[l~ u/alJp~/¢Huy ~H[l~.~, ~a ~,,,,~ ~ u~ .