Gateway BP(3.1)-LR070822
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 Tes1
Report No.: 293118
Project No.: 0712786
Date of Service: 07/23/2007
Report Date: 08/22/2007
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 sample~
back to the laboratory for curing and testing in accordance with applicable standards.
PROJECT DATA
Contractor: Constructors & Associates
Concrete Supplier: Redi Mix
Plant: 136
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 7" maximum
Air (%): NA
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: 12:27pm
Concrete: 860F
Ticket No: 13691988
Unit Weight (pet): NA
Measured
Slump
(inches)
4.5
Mix Design 1.0.: 34550
Placement Date: 07/23/2007
Weather Conditions: Cloudy
Time Sampled: 01 :30pm
Temperature - Air: 870F
Truck No: 1193
Air Content: 1.2%
Overall Placement Location:
Building 1 poured all 4 corners grade beam, building 2 poured northeast building corner
grade beam
Sample Location:
Building 1 at southwest corner, grade beam
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 07/30/2007 7 6.00 28.27 86,170 3,050 Unbonded Cap
1 2 08/20/2007 28 6.00 28.27 116,830 4,130 Unbonded Cap
1 3 08/20/2007 28 6.00 28.27 119,180 4,220 Unbonded Cap
Average 4,170
1 4 09/17/2007 56
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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