CF-Justice Center-LR 960516~~i
ATEC Associates, Inc.
11356 Mathis Avenue
Dallas, Texas 75229
(214) 556-2204
METRO 263-1681
REPORT OF CONCRETE COMPRESSION TEST
Project: Criminal Justice Center Date Sampled: 05/16/96
Client: City of Coppell Our Report No: 25-02-96-00068.33A
Field Test Data
Location of Pour when Sampled: 1st lift 2 hour fire wall
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Contractor Mid South Builders Supplier/Plant: On-Site Mixer
Sampled By: L. Ratcliff Delivery Ticket No.: ---
Time: Batched: 1:30 Sampled: 1:30 Truck Number: --- Load Size: -- cu.yds.
Temperature: Air: 93°F Concrete: 78°F Mix ID No.: ---
Slump: 2. in. Air Content: ---~ Water Added on site: -- gals.
Compressive Strength Test Results
S~ecimet Type _Cp1: 3" X 6" Test Method: ASTM C-39, ASTM C-1231 AS'I'M C-6t7 X
Set
No. Specimen No. Type
Curing Date Tested Age Daps Failure Load,
ms. Specimen Area
(sq. in.) Compre5slve
Strength, PSI
1 1324 Lab OS-23 7 24,720 7.07 3,500
1 1325 Lab 06-13 28 36,500 7.07 5,160
1 1326 Lab 06-13 28 34,400 7.07 4,870
1 1327 lab 06-13 Hold
SPECIFIED STRENGTH 28 2,000
Remarks:
Respectfully submitted,
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This report represents only the materials tested and may or may not be r esentative of identical or similar
materials. This report shall not be reproduced except in its entirety and with the express written permission
of ATEC Associates, Inc.