CF-Cozby Library-LR0512292696 Gravd Drive, Fort Worth, TX 76113
Corporate Phone: (214! 630-97,15
CONCRETE COMPRESSIVE STRENGTH TEST
Project:
City_ of Coppell
Ms Sherri ]',4oino
PO Box 9478
Coppell 7X 75019
Report No.: 244154
Project No.: 0510866
Date of Service: 10/27/2005
Report Date: 12/29/2005
WT Cozby Public Library
177 N Heat-tz
Coppell, Texas
Obtain samples of fresh concrete at the placement locations, perfol~n required field testing, cast compressive strength samples and bring
samples back lo the labora/o~ for curing and testing in accordance with applicable standards.
PROJECT DATA
CONTRACTOR: lq-B Construction, Inc.
CONCRETE Si ~PPLIER: LMC
PLANT: 7
SPECIFICATION REQEIREMENTS
STRENGTH: 3000 psi ~ 28 Day's
SLUMP tint: 5" - 7"
A1R (%): NA
TEST METUOD: ASTM C- 172
ASTM C-31
ASTM C-143
ASTM C-231
ASTM C-1064
ASTM C-1231
ASTM C-39
excepl 9 I 2
MIX DESIGN I.D.: 5077
PLACEMENT DATE: 10/27/2005
WEATHER CONDITIONS: Clear
TIME SAMPLED: 2:43pm BATCHTIME: 2:01pm
TEMPERATERE (F) - AIR 70 F CONCRETE: 72 F
TRUCK NO: 1 00 TICKET NO: 7157819
A1R CONTENT (%): 5.8 UNIT WEIGHT (pcf): NA
OVERALL PLACEMENT LOCATION:
Piers (see Report #244153)
SAMPLE LOCATION: D'I 3.8, top 4'
REPORT OF TESTS
MEASURED
SLUMP
(inches)
7.0
Concrete Compress vc Cshnder 6 x 12"
Ch'LENDER MAXIMUM COMPRESSIVE
5rkARKED DATE AGE DIAMETER AREA LOAD STRENGTH FRACTURE
SET NO. TESTED (days) (inches) (sq.in.) (lbs. force) (psi) TYPE
1 1 11/03/2005 7 6.00 28.26 35790 1270 Unbonded Cap
1 2 11/24/2005 ~28 6.00 28.26 59840 2120 * Unbonded Cap
1 3 11/24/2005 ,~/ 6.00 28.26 ~q~ge ,627'~0. 21,'u ]2220 * Unbonded Cap
1 4 12/22/2005 56 6.00 28.26 75440 2670 * Unbonded Cap
* Does not comply with specified strength.
time. ~
See Report ~244153 for tec~c~n gl
. o,d
(composition, appearance otc)or any other feature of similar su~jec~ ~°~ll[~:~::e] by persff~ ~¢ndalOnS over which we ha~ e n° ~ °ntrol'~'r*'~rs and ~epolls are
for tl*e exclusive use of the chents to whom lhey are addressed ~d shall not be reproduced except m lan ;~itbout thc wraten approval of Ronc Engineering Sen'ices, Ltd
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