Duke Lesley 3C-LR070926
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.: 298904
Project No.: 0711530
Date of Service: 09/17/2007
Report Date: 09/26/2007
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.
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 10
Specification Requirements
Strength: 3,000 psi @ 28 days
Slump (in.): 5" - 7"
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
PROJECT DATA
Mix Design I.D.: 7151 PW
Placement Date: 09/17/2007
Weather Conditions: Sunny
Time Sampled: 10:20am
Temperature - Air: 860F
Truck No: 134
Air Content: NA
Overall Placement Location:
Point West One, F.8/01 Pier
Batch time: 09:33am
Concrete: 820F
Ticket No: 7401
Unit Weight (pet): NA
Measured
Slump
(inches)
6.0
Sample Location:
Pier F.8/01
REPORT OF TESTS
Cylinder
Marked
Set No.
- -
1 1
Date
Tested
09/24/2007
Age
(days)
7
Diameter
(in)
6.00
1
1
2
3
10/15/2007
10/15/2007
28
28
-L-
4
11/12/2007,
J .
.~ .
56
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
97,590
Compressive
Strength
(psi)
3,450
Fracture
Type
Cone/Split
Area
(in2)
28.27
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX) Attn:
(1-ec copy)
1-cc Potter Concrete Attn: Mr. Ryan Skelly
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Rone Engineering
sreReport298872fmte'h';';aot;me~....... .~ ~.." .... .
Mr. Paul Byrne .
K. Scott Watson, AET
Project Manager
Technician: Denny Harris
~
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.
(CH/LB) 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.: 298873
Project No.: 0711530
Date of Service: 09/17/2007
Report Date: 09/26/2007
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.
Contractor: Duke Construction, LP
Concrete Supplier: Potter Concrete
Plant: 10
Specification Requirements
Strength: 3,500 psi @ 28 days
Slump (in.): 4" - 6"
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
PROJECT DATA
Mix Design I.D.: 7752 PW
Placement Date: 09/17/2007
Weather Conditions: Sunny
Time Sampled: 08:30am
Temperature - Air: 840F
Truck No: 134
Air Content: NA
Overall Placement Location:
East and west approach off Dividend
Batch time: 07:51am
Concrete: 820F
Ticket No: 7396
Unit Weight (pet): NA
Measured
Slump
(inches)
6.0
Sample Location:
East and west approach off Dividend
REPORT OF TESTS
Concrete Compressive Cylinder 6" x 12"
Maximum
Load
(Ibs)
85,950
Cylinder
Marked Date Age Diameter Area
Set No. Tested (days) (in) (in')
1 1 09/24/2007 7 6.00 28.27
1 2 10/15/2007 28
1 3 10/15/2007,- 28
~
1 4 11/12/200I~ 56
fJ "
,.
Technician: Denny Harris
Report Distribution:
Orig: Duke Construction, LP (Dallas, TX) Attn: Mr. Paul Byrne
(1-ec copy)
1-cc Potter Concrete Attn: Mr. Ryan Skelly
1-cc City of Coppell Attn: Mr. Lee Stone
1-cc City of Coppell Attn: Mr. Larry Davis
Compressive
Strength
(psi)
3,040
Fracture
Type
Cone/Shear
;".-.
Rone Engineering
ft~.~
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.
(CH/LB) Page 1 of 1