Duke Lesley 3C-LR080107
Rone Engineering
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX
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.: 304806
Project No.: 0711530
Date of Service: 11/08/2007
Report Date: 01/07/2008
Project:
Servic
Point West Office I
./
:~btain samples of fresh con Ie at the placement locations, perform required testing, cast compressive strength samples and bring
lsamples back to the labor ry for curing and testing in accordance with applicable standards.
II
Contrac 0 'e Construction, LP
Concret Supplier: TXI
Plant: 141
Specification Requirements
Strength: 3,500 psi @ 28 days
Slump (in.): 3" - 5"
Air (%): 3% - 5%
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
PROJECT DATA
Mix Design I.D.: 88274
Placement Date: 11/08/2007
Weather Conditions: Sunny
Time Sampled: 09:00am
Temperature - Air: 510F
Truck No: 1066
Air Content: 4.6%
Overall Placement Location:
Paving, sidewalk, building 1
Batch time: 08:31am
Concrete: 730F
Ticket No: 569396
Unit Weight (pet): NA
Measured
Slump
(inches)
5.0
Sample Location:
120 yards west from building 1 intersection
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 11/15/2007 7 6.00 28.27 128,720 4,550 Cone/Split
1 2 12/06/2007 28 6.00 138,430 4,900 Cone/Split
1 3 12/06/2007 28 6.00 139,800 4,940 Cone/Split
Average 4,920
1 4 01/03/2008 56 6.00 159,710 5,650 Shear
Technician: David Best
Report Distribution:
Started: 08:30am
(1-ec copy)
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc Potter Concrete Alln: Mr Ryan Skelly
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Alln: Mr. Larry Davis
~
K. Scott Watson, AET
Project Manager
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.
(TMlKW) Page 1 of 1
Rone Engineering
.
Client:
Duke Construction, LP
14241 Dallas Pkwy, Ste 1000
Dallas, TX 75254-2936
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.: 307471
Project No.: 0711530
Date of Service: 12/06/2007
Report Date: 01/07/2008
Project: Point West Office I
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 OAT A
Contractor: Duke Construction, LP
Concrete Supplier: Redi-Mix
Plant: NA
Specification Requirements
Strength: 4,000 psi @ 28 days
Slump (in.): 3" - 5"
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
Mix Design 1.0.: NA
Placement Date: 12/06/2007
Weather Conditions: Clear
Time Sampled: 08:30am
Temperature - Air: 450F
Truck No: NA
Air Content: 5.2%
Overall Placement Location:
Paving, north and south approach and east approach on Dividend Drive
Measured
Slump
(inches)
5.75
Batch time:
Concrete: 660F
Ticket No: NA
Unit Weight (pet): NA
Sample Location:
South approach on Beltline
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 12/13/2007 7 6.00 28.27 107,380 3,800 Type2
1 2 01/03/2008 28 6.00 28.27 137,590 4,870 Type3
1 3 01/03/2008 28 6.00 28.27 138,260 4,890 Type2
Average 4,880
1 4 01/31/2008 56
Technician: Jose Villanueva Started: 07:15am
Report Distribution:
Orig: Duke Construction, lP (Dallas, TX) Attn: Mr. Paul Byrne
(1-ec copy)
1-cc Potter Concrete Attn: Mr Ryan Skelly
1-ec Duke Construction, lP Attn: Mr. Jason Sulzener
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
~Cj ~Q] fIIj u DO D
Type 1
Type 2 Type 3 Type 4
Type 5
Remarks: Water added at site: 5 gallons
Type 6
Finished: 10:00am
Rone Engineering
P-~
~
K. Scott Watson, AET
Project Manager
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.
(TMlKW) Page 1 of 1