HomeMy WebLinkAboutRW080227 - SOILS1446 W. 178TH STREET
GARDENA, CALIFORNIA 90248-3202
COASTLINE GEOTECHNICAL CONSULTANTS, INC.
CONSULTING GEOTECHNICAL ENGINEERS
E-mail: coastlinegeo@sbcglobal.net
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Project No. 1952C-058
Mr. David Wheeler
c/o Dugally, Oberfeld, LLC
2980 Beverly Glen Circle, Suite 203
Bel Aft, CA 90077
Subject: Updated Geotechnical Engineering Report
Proposed Residential Development
Lot 15, Tract 14249
6 Sea Greens Place
Pelican Hills
Newport Coast, California
Gentlemen:
May 19, 2008
Tel. (310) 217-1504
Fax (310) 217-1909
At the request of Page Phillips, construction manager, two copies of our
September 23, 2004 Geotechnical Engineering Investigation Report, wet
stamped and wet signed are being sent to his attention, along with this letter.
Tnis update and our original report are required by the County of Orange.
The :site was studied by this firm as covered by the REFERENCES section of this
report. Coastline Geotechnical Consultants was present during the
construction from May 4, 2005 through August 25, 2006. After this, few site
Project No. 1952C-058 2
Wheeler/Newport Coast
visits were requested, with only one site inspection in 2007. However, based
on construction observations, it is believed the findings, conclusions and
recommendations of the 2004 report remain valid.
Respectfully submitted,
COASTLINE GEOTECHNICAL CONSULTANTS, INC.
a_,1V
Richard A. Martin, RGE 563
RAM/jm
(2) Addressee
(3) Page Phillips
Project No. 1952C-058 3
Wheeler/Newport Coast
REFERENCES
The following geotechnical reports were reviewed prior to the site
investigation:
1. Leighton and Associates, Inc., November 11, 1992, Geotechnical Report
of Phase 1, Rough Grading, Portions of Tract 14065 and 14249, Pelican
Hills, Newport Coast, County of Orange, California.
2. Leighton and Associates, Inc., May 4, 1998, Geotechnical Investigation
of Lot 11 and 12, Fairway Point, Pelican Hills Residential Community,
Tract 14249, Newport Coast, County of Orange, California.
3. Leighton and Associates, Inc., October 6, 1998, Response to County of
Orange Geotechnical Review Sheet dated September 18, 1998,
Regarding Geotechnical Investigation of Lots 11 and 12.
4. Petra, March 20, 2000, Geotechnical Investigation, Proposed Single -
Family Residence, Lots 11 and 12, Tract 14249, 4 Fairway Point, Pelican
Hills.
5. Gold Coast Geoservices, Inc., October 8, 2002, Preliminary Engineering
Geologic Evaluation Report for Planned Custom-built Residence, Lot 15,
Tract 14239, Sea Greens Place, Pelican Hills, Newport Coast, California.
5. Coastline Geotechnical Consultants, Inc., April 17, 2003, Preliminary
Geotechnical Opinion, Proposed Residential Development, Sea Greens
Place, Pelican Hills, Newport Coast, California.
The following reports were prepared by Coastline Geotechnical Consultants,
Inc. For the property located on Lot 15, Tract No. 14249, 6 Sea Greens Place,
Pelican Hills, Newport Coast, California.
7. September 23, 2004, geotechnical Engineering Investigation, Proposed
Residential Development.
Project No. 1952C-058 4
Wheeler/Newport Coast
8. August 8, 2005, Supplemental Geotechnical Engineering
Recommendations.
9. December 2, 2005, Response to Geotechnical Report Review Sheet from
Orange County.
10. February 22, 2006, Floor Slab and Beam Design.
11. May 25, 2006, Progress Compaction Report No. 1.
12. May 2, 2007, Shoring and Permanent Piles.