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Consulting Engineering * Geotechnical Engineering * Construction Materials
3228 Halifax Street, Suite A, Dallas, Texas 75247
Phone: (972) 444 -8889 Fax: (972) 444 -8893
Acct ID:
1770 File No: C10 -0631
Date Sampled: 07/23/2010
Report Date: 08/05/2010
Sampled By: Troy Gaither
Project:
Bethel Road Paving & Utility Improvements
By Order Of: Larry Davis
Location:
Piers
Order Number: Vendor #9176
Contractor:
JRJ Paving
Client:
The City of Coppell
REPORT:
Soils Attachment
LAB NO: 88132 -1
Test Method: See Below
TEST RESULTS Report No: 88132 -1
Page 1 of 1
Remarks: See attached report.
Charge: The City of Coppell Attn: Mr. Keith Marvin, P.E.
Orig: The City of Coppell (Coppell, TX) Attn: Mr. Keith Marvin, P.E.
(1 -ec copy)
1 -ec Freese & Nichols, Inc. Attn: B. Caleb Thornhill, P.E.
1 -ec JRJ Paving Attn: Mr. Marty Murphy
1 -ec The City of Coppell Attn: Mr. Larry Davis
Respectfully Submitted,
Alliance Geotechnical Group
Y 4 . 9--
Robert P. Nance, Sr. Project Manager
ALLIANCE GEOTECHNICAL GROUP
CONSULTING ENGINEERING * GEOTECHNICAL ENGINEERING * CONSTRUCTION MATERIALS
3228 Halifax Street, Dallas, Texas 75247 Phone: 972 - 444 -8889 Fax: 972 - 444 -8893
DRILLED PIER INSPECTION REPORT
CLIENT: The City of Coppell
PROJECT: Bethel Road Paving & Utility
AGG REPORT #: C10- 0631 - 88132 -1
REPORT DATE: 8/5/10
INSPECTORIDATE: Troy Gaither - 07/23/10
DRILLING COMPANY: B & K
REPORT DISTRIBUTION:
City of Coppell - Keith Marvin, P.E.
City of Coppell - Larry Davis
Freese & Nichols - B. Caleb Thornill, P.E.
JRJ Paving - Marty Murphy
Pier Location (grid lines)
East
West
Design Shaft Diameter (inches)
24.0 inches
24.0 inches
Required Pier Depth Below Bottom of Creek
(feet)
10.0 feet
10.0 feet
Depth of Creek Bottom Below Existing Grade
(feet)
4.5 feet
5.0 feet
Ground Elevation (feet)
100.00 feet
100.00 feet
Actual Shaft Diameter (inches)
30.0 inches
30.0 inches
Required Pier Depth Depth Below Existing
Grade (feet)
14.5 feet
15.0 feet
Actual Pier Depth
15.8 feet
15.4 feet
Pier Location within Tolerance
yes
yes
Pier Plumb within Specifications
yes
yes
Casing Required
yes
yes
Length of Casing
16.0 feet
16.0 feet
Depth to Top of Casing (" - " (minus) if above
ground)
-1.0
-1.0
Depth to Bottom of Casing
15.0 feet
15.0 feet
Required Pier Depth due to Casing (feet)
15.0 feet
15.0 feet
Water Present in Hole at Concrete Pour
no
no
Pier Bottom Clean
yes
yes
Vertical Bars (number & Size)
8 - #7's
8 - #7's
Horizontal Ties (Size & Spacing)
#4 @ 12"
#4 @ 12"
Steel Cage Diameter
18.0 inches
18.0 inches
Length of Steel Cage
10.0 feet
10.0 feet
Concrete Placed in Center of Pier Hole with a
Hopper or Inverted Chute
yes
yes
REMARKS: There were no plans or specifications available for these piers.
As directed by the Project Superintendent, these piers were to be drilled to depths of 10' below the bottom of creek
bed and that penetration into the bearing stratum below the bottom of casing was not required.
ALLIANCE GEOTECHNICAL GROUP
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