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GEOTECHI`1lCHL
GROUP
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: C12 -1001
Date Sampled: 10/12/2012
Report Date: 11/12/2012 Previously Reported: 10/19/2012
Sampled By: Spooner, Charles
Project: Vanbebber Drive Street Improvements
By Order Of: Rick O'Dell
Location: Trench rescue silulator walls, SE corner wall
Order Number: 1770
Number of
Client: City of Coppell
Specimens: 4
REPORT: REPORT OF CONCRETE COMPRESSIVE STRENGTH TEST LAB NO: 136559
Material: CONCRETE
Test Method: See Below
Client PO: Q- 0612 -01 TEST RESULTS Report No: 136559
Page 1 of 1
Maximum Compressive Average
Spec Age Tested Diameter Area Load Cure
Strength Strength Tested
Nbr (date : days) (in) (in 2) (Ibs) Break Type Loc
(PSI) (PSI) By Comments
A 10/19/12: 7 6.00 28.27 95,820 Type 2 Lab
3,390 3,390
B 11/09/12: 28 6.00 28.27 129,870 Type 2 Lab
4,590
C 11/09/12: 28 6.00 28.27 130,670 Type 2 Lab
4,620 4,610
D
HOLD (see remarks) -
R IU R
FI E I [I
Type 1 Type 2 Type 3 Type 4
Type 5 Type 6
Specification
CONFORMS
Strength: 4,500 psi @ 28 days
Slump: 3 - 5 Slump: 4.75 Inches
Transported By: Reliable
Air Content: 3 - 6 Air Content: 4.0%
Source /Sampled At: Truck / Center
Mix Code: 451
Plant: Reliable
Date Received: 10/13/2012
Truck /Ticket No: 803 / 1
Curing Method: Standard
Time Sampled: 3:40 pm
Time Batched:
Temp.: Ambient: 84 °F Mix: 80 °F
Quantity Represented: 10 cu. yds.
Remarks:
Test Method (As Applicable): Unless noted, concrete was sampled and tested in accordance with ASTM C172, C143, C231 or C173,
C1064 and C138. Compressive strength tests per ASTM C39.
Client: City of Coppell Attn: Mr. Rick O'Dell (1 -cc copy)
Orig: City of Coppell (Coppell, TX) Attn: Mr. Keith Marvin, P.E.
Respectfully Submitted,
Alliance Geotechnical Group
Perry C. Kakara, 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 CLIENTAND ARE NOT TO BE REPRODUCED WITHOUT WRITTEN PERMISSION.