CF-Justice Center-LR 960624~~ r
ATEC Associates, Inc.
11356 Mathis Avenue
Dallas, Texas 75229
(214)556-2204
METRO 263-1681
REPORT OF CONCRETE COMPRESSION TEST
Project: Coppel Justice Center Date Sampled: 06/24/96
Client: City of Coppell Our Report No: 25-02-96-00068.43A
Field Test Data
Location of Pour when Sampled: NW End of Building (Side-Walk)
Contractor Duratex Construction Supplier/Plant: Redi/Mix/1
Sampled By: C. Delgado Delivery Ticket No.: 18146
Time: Batched: 10:35 Sampled: 11:37 Truck Number: 189 Load Size: 9 cu.yds.
Temperature: Air: 96°F Concrete: 97°F Mix ID No.: 720
Slump: 7.0 in. Air Content: 3.2 % Water Added on site: 0 gals.
Compressive Strength Test Results
Specimen Type .Cyl. 6" x 12" Test Method: ASTM C-39, ASTM C-1231. X ASTM C-617
`Set
No. Specimen No. Type
Ctung Date Tested 'Age Days Failure Load, Ibs. Specimen Area (sq.
ia.) Compressive
Strength, PSI
1 1793 Lab 07-01 7 60,480 28.27 2,140
1 1794 Lab 07-22 28 82,180 28.27 2,910
1 1795 Lab 07-22 28 88,320 28.27 3,120
1 1796 Lab 08-19 Hold
SPECIFIED STRENGTH 28 3.~
Remarks: Cylinder diameter = 6.00 in. unless noted otherwise.
Average 28 day strength of 3020 psi exceeds required strength.
Respectfully submitted,
This report represents only the materials tes~ed~tld may oi~ may not be representative of identical or similaz
materials. This report shall not be reproduce except in Its, entirety and with the express written permission
of ATEC Associates, Inc.