Gateway BP(3.1)-LR080401
Report No.: 312633
Project No.: 0712786
Date of Service: 02/04/2008
Report Date: 04/01/2008
Project: Gatew usiness Center ~i.
Cop I, Texas r ~
Services: ain samples of fresh concrete at the placement locations, perform required testi ,cast compressive strength samples and bring
samples back to the laboratory for curing and testing in accordance with applicable standards.
Rone Engineering
.
Client:
Transwestern Commercial Services
5001 Spring Valley .~.
Dallas, TX 7524V
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
PROJECT DATA
Contractor: Constructors & Associates
Concrete Supplier: Redi-Mix
Plant: P136
Specification Requirements
Strength: 3,500 psi @ 28 days
Slump (in.): 4" 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
Measured
Slump
(inches)
4.0
Mix Design 1.0.: 23501501
Placement Date: 02/04/2008
Weather Conditions: Partly cloudy, windy
Time Sampled: 03:05pm Batch time:
Temperature - Air: 770F Concrete: 780F
Truck No: 1033 Ticket No: 13606929
Air Content: 1.0% Unit Weight (pcf): NA
Overall Placement Location:
Monument signs, east side of building at north and south entrances from southbound
Freeport Pkwy.
Sample Location:
Same as above
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) (in2) (Ibs) (psi) Type
1 1 02/11/2008 7 6.02 28.46 92,830 3,260 Type2
1 2 03/03/2008 28 6.00 28.27 127,920 4,520 Type2
1 3 03/03/2008 28 5.97 27.99 132,870 4,750 Type2
Average 4,640
4 03/31/2008 56 6.00 28.27 151,230 5,350 Type2
~rJ
mllm RD.l
~~ Liw
Type 2 Type 3
fJ DO D
Type 1
Type 4
Type 5
Type 6
fJ)7/?~ g
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.
(TM/KW) Page 1 of 2