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Consulting Engineering * Geotechnical Engineering * Construction Materials
3228 Halifax Street, Suite A, Dallas, Texas 75247
Phone: (972) 444-8889 Fax: (972) 444-8893
Acct ID: 1770 File No: C15-0812
Date Sampled: 02/17/2016
Report Date: 03/16/2016 Previously Reported: 02/25/2016
Sampled By: Maumalanga, John
Project: Freeport Parkway North
By Order Of: Walter
Location: Footing on retaining wall panel 7 at Station 2+08 to 2+36.06,
Order Number: 1770
Sampled; Station 2+08
Number of
Client: City of Coppell
Specimens: 4
REPORT: REPORT OF CONCRETE COMPRESSIVE STRENGTH TEST
LAB NO: 203603
Material: Concrete
Test Method: See Below
TEST RESULTS
Report No: 203603
Page 1 of 1
Maximum Compressive Average
Spec Age Tested Diameter Area Load Cure Strength
Strength Tested
Nbr (date : days) (in) (int) (Ibs) Break Type Loc (PSI)
(PSI) By Comments
A 02/24/16: 7 6.00 28.27 114,640 Type 4 Lab 4,050
JR
B 02/24/16 : 7 6.00 28.27 117,985 Type 4 Lab 4,170
4,110 JR
C 03/16/16 : 28 6.00 28.27 131,890 Type 1 Lab 4,660
JR
D 03/16/16: 28 6.00 28.27 136,005 Type 1 Lab 4,810
4,740 JR
/11711]1Iml
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Type 1 Type 2 Type 3 Type 4 Type 5
Type 6
Specification CONFORMS
Strength: 3,600 psi @ 28 days
Slump: 4-6 Slump: 4.0 Inches
Transported By: LMC
Air Content: 3-6 Air Content: 4.0%
Source/Sampled At: Truck / Center
Mix Code: 1701
Plant: 955
8
Date Received: 02/18/2016 Truck/Ticket No. 5028 16440036
Curing Method: Standard
Time Sampled: 1:50 pm
Time Batched: 12:33 pm
Temp.: Ambient: 70°F Mix: 73°F
Unit Weight: 140.4 #/cu ft
Quantity Represented: 9.5 cu. yds. at 9.5 cu. yds. placed of a 19.0 cu. yd. total placement
Remarks:
Test Method (As Applicable): Unless noted in remarks, concrete was sampled and tested in accordance with ASTM C31, C172, C143,
C1064 and C138. Compressive strength test per ASTM C39. Air Content was per ASTM C231 and
cylinders were not capped per ASTM C617.
Orig: City of Coppell (Coppell, TX) Attn: Mr, Rick O'Dell (1 -cc copy)
Respectfully Submitted,
Alliance Geotechnical Group
Perry C. Kakara, SET, CME Department Manager
THIS REPORT APPLIES ONLY TO THE STANDARDS OR PROCEDURES INDICATED AND TO THE SAMPLE(S) TESTED AND/OR OBSERVED AND ARE NOT NECESSARILY INDICATIVE OF
THE QUALITIES OF APPARENTLY IDENTICAL OR SIMILAR PRODUCTS OR PROCEDURES, NOR DO THEY REPRESENT AN ONGOING QUALITY ASSURANCE PROGRAM UNLESS SO
NOTED, THESE REPORTS ARE FOR THE EXCLUSIVE USE OF THE ADDRESSED CLIENT AND ARE NOT TO BE REPRODUCED WITHOUT WRITTEN PERMISSION