Gateway BP(3.1)-LR080130
Rone Engineering
.
Client:
Transwestern Commercial Services
5001 Spring Valley
Dallas, TX 75244
8908 Ambassador Row, Dallas, TX 75247
7701 W Little York, Ste 600, Houston, TX 77040
4421 Freidrich, Ste 195, Austin, TX 78744
Corporate Phone: (214) 630-9745
Report of Concrete Compressive Strength Test
Report No.: 307204
Project No.: 0712786
Date of Service: 12/04/2007
Report Date: 01/30/2008
Piio/
Project: Gateway Business Center /
Coppell, Texas
Services: Obtain samples of fresh concrete at the placement locations, perform required testing, cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
Contractor: Constructors & Associates
Concrete Supplier: Rec'i-Mix
Plant: 88
Specification Requirements
Strength: 3,600 psi @ 28 days
Slump (in.): 5" maximum
Air (%): 3% - 6%
Test Method: ASTM C-172
ASTM C-31 (except 10.1.2)
ASTM C-143
ASTM C-231
ASTM C-1064
ASTM C-138
ASTM C-39
Batch time: 12:35pm
Concrete: 700F
Ticket No: 88057384
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Mix Design 1.0.: 23601524
Placement Date: 12/04/2007
Weather Conditions: Sunny
Time Sampled: 01 :30pm
Temperature - Air: 730F
Truck No: 1059
Air Content: 4.5%
Overall Placement Location:
Sidewalk, buildings 1 and 2, southeast and southwest side of building 2 and 1 light
pole. Relocated to (cont. below)
Sample Location:
Building 2, southwest side of building
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Cylinder Maximum Compressive
Marked Date Age Diameter Area Load Strength Fracture
Set No. Tested (days) (in) (in') (Ibs) (psi) Type
1 1 12/11/2007 7 6.00 28.27 104,960 3,710 Cone/Split
1 2 01/01/2008 28 6.00 28.27 152,230 ~380 Shear
1 3 01/01/2008 28 6.00 28.27 148,590 \.. 5,260 Cone/Split
Average 5,320
4 01/29/2008 56 6.00 28.27 165,380 C 5,850 Cone/Split
Remarks: Cant: 81' west from original site and steel installed prior to inspection
~11It~~
LIMITATIONS: The test results presented herein were prepared based upon the specific samples provided for testing. We assume no responsibility for variation in quality
(composition, appearance, etc.) or any other feature of similar subject matter provided by persons or conditions over which we have no control. Our letters and reports are
for the exclusive use of the clients to whom they are addressed and shall not be reproduced except in full without the written approval of Rone Engineering Services, Ltd.
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