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REPORT OF CONCRETE MIX OBSERVATION
Report Date: June 29, 20I2 Date Concrete Placed:
June 1, 2012 Standard 6"x12" Cylinders
Client: City of Coppell Cylinder Cross-sectional Area:28.27 Square Inches
Project: Deforest Road Reconstruction Concrete Report No 31
Contractor: California Construction Project No.:211-0125
Concrete Supplier and Plant: Redi-Mix Concrete /P259 City of Coppell Project No.: ST-05-01
Location of Placement: Stem Wall, S. Side, from Sta. 16+61 to 17+25
MATERIALS Source / SSD Batch Wts. OBSERVATION DATA
Description (Lbs/CuYd)
Mix Number: 10L11602 Time Sample Batched: 11:36 AM
Cement: Time Sampled: 12:40 PM
Fly Ash: Sample Location: Sta. 17+00, Bottom Half
Truck/Ticket No: 1377/25479948
Coarse Aggregate: Temperature:
Intermediate Aggregate: Ambient Range: 79°F
Fine Aggregate: Concrete Range: 84°F
Admixtures: °I ' ! Slump Range (inches): 7.25
71 ) (/ Weather Conditions: Partly Cloudy
1 • Time Started: 11:00 AM
2 Time Completed: 2:15 PM
Added Water: 15 Gallons Sample Air Content(%): 2.9
Total Cubic Yards Placed: 10
Required Strength(Lbs./sq.in.): 3,600 •
Specimen Measured Age Date Total Load Compressive Strergth Remarks
Number Slump(in.) (Days) Tested (Lbs.) (Lbs./Sq.In.)
DFR 121 10 6/11/12 119,180 4,220
DFR 122 28 6/29/12 123,660 4,370
7.25 fo.i.,...„...,..7�
DFR 123 28 6/29/12 133,740 ar
DFR 124 H Hold
Test Methods Utilized Fracture Regular Cylinders Made By: RG
ASTM C-31, C-39, C-I43 (Unless Noted Otherwise)
Remarks and/or Distribution:
cc: Mr. Larry Davis - City of Coppell, Phone: 972-304-3684; via Fax: 972-304-3570
Mr. George Marshall - City of Coppell, Phone: 972-304-3562; via E-mail: gMarshal @coppelltx.gov
Mr. Dan DeGroot- Burgess & Niple, Inc., Phone: 972-620-1255; via E-mail: Dan.D Groot @BurgessNiple.com
Mr. Robert Caudill - Tiseo Paving Company, Phone: 972-289-0723; via E-mail: rCa dill @TiseoPaving.com
Mr. Walter Mitchell - Tiseo Paving Company, via E-mail: bamobas @yahoo.com
Mr. Bobby Bounds - California Construction, Phone: 972-670-0368; via E-mail: Bo y @CalConTex.com
Texas CMT, Inc. TBPE Firm: F-4521 Reviewed by:Y all4"----
All letters and reports are for the exclusive use of the client to whom they are addressed and shall not be reproduced without the full approval of Texas CMT,Inc. The use of our name must receive
our prior written approval. Our letters and reports apply only to the sample tested and/or observed and are not necessarily indicative of the quantities of apparently identical or similar products.