Westhaven 1-LR140128 Ellerbee-Walczak, Inc.
GEOTECHNICAL ENGINEERING&
CONSTRUCTION MATERIALS TESTING SERVICES
COMPRESSIVE STRENGTH (4x8 inch. Cylinder)
Client: Gilco Contracting Re'.. C-8193
Project: Westhaven •�" stributio : -
Technician: Robert B Welch i City of Coppell - Larry Davis
Supplier: Gilco Contracting - Leia Hubbard
Placement: 12/31/2013
Strength*: PSI
ID # Age Test Load Strength Design ID:
Date (lbs.) (PSI) Ticket:
1 7 1/7 61390 4885 Truck:
2 28 1/28 75170 5982 Batch Time:
3 28 1/28 77450 6163 Sample Time:
4 28 1/28 76000 6048 Ambient Temp:
Material Temp:
Air 0/0:
Unit Weight (pcf):
Consolidation:
Slump (Inches):
Location: North entrance driveway (Westhaven Rd.)
Remarks: Cylinders made by contractor and picked up by EWI. No other information was made
available.
* Specified Strength Requirement or as shown on Concrete Delivery Ticket
Specifications: Field and laboratory tests by EWI are per applicable ASTM Standards: C31, C39,
C138, C143, C172, C1064, and C617 or C1231
Stan Walczak; President Ne!!! L awrence, Jr. P.E.
Texas Firm No. F-4610
Pt/ g�l
4501 Broadway Ave. • P.O. Box 14809 • Haltom City,Texas 76117
Office 817-759-9999 • Fax 817-759-1888