ST9902-LR140114S
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: C13 -0634
Date Sampled: 12/17/2013
Report Date: 01/15/2014 Previously Reported: 12/23/2013
Sampled By: Jones, Richard
Project: West Sandy Lake Road
By Order Of:
Location: Inlet Bottoms and Walls, Georgian Drive - Station
2 +27.09, Both
Order Number: 1770
Sides of Road
Number of
Client: City of Coppell
Specimens: 4
REPORT: REPORT OF CONCRETE COMPRESSIVE STRENGTH TEST
LAB NO: 155592
Material: Concrete
Test Method: See Below
TEST RESULTS
Report No: 155592
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 12/24/13: 7 6.00
28.27 84,240 Type 3
Lab 2,980
B 12/24/13: 7 6.00
28.27 85,230 Type 3
Lab 3,010
3,000
C 01/14/14: 28 6.00
28.27 112,790 Type 3
Lab 3,990
D 01/14/14: 28 6.00
28.27 115,810 Type 3
Lab
4,040
L1 l
El
Type 1 Type 2 Type 3
Type 4 Type 5
Type 6
Specification
Strength: 3,600 psi @ 28 days
Slump: 3 -5
Air Content: 3 -6
Date Received: 12/18/2013
Curing Method: Standard
Time Sampled: 2:30 pm
Time Batched: 1:51 pm
Temp.: Ambient: 70 °F Mix: 69 °F
CONFORMS
Slump: 3.0 Inches Transported By: LMC
Air Content: 3.5% Source /Sampled At: Truck / Center
Mix Code: 1261 Plant: 95
Truck /Ticket No: 1404 / 63077076
Quantity Represented: 7 cu. yds. at 7 cu. yds. placed of a 7 cu. yd. total placement
Remarks:
Test Method (As Applicable): Unless noted, concrete was sampled and tested in accordance with ASTM C31, 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 REPORTAPPLIES 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.