HomeMy WebLinkAbout26b. Greenleaf Geotech Report 9.23.13EarthSolutionsNWLLC
EarthSolutionsNWLLC
Geotechnical Engineering
Geology
Environmental Scientists
Construction Monitoring
1805 -136th Place N.E.,Suite 201 Bellevue,WA 98005
(425)449-4704 Fax (425)449-4711
www.earthsolutionsnw.com
GEOTECHNICAL ENGINEERING STUDY
PROPOSED PANTHER LAKE
RESIDENTIAL SUBDIVISION
18647 -108TH AVENUE SOUTHEAST
RENTON,WASHINGTON
ES-2995
Drwn.
Checked Date
Date Proj.No.
Plate
Earth Solutions NWLLC
Geotechnical Engineering,Construction Monitoring
EarthSolutionsNWLLC
EarthSolutionsNWLLC and Environmental Sciences
Vicinity Map
Panther Lake Subdivision
Renton,Washington
GLS 09/16/2013 2995
HTW Sept.2013 1
NOTE:This plate may contain areas of color.ESNW cannot be
responsible for any subsequent misinterpretation of the information
resulting from black &white reproductions of this plate.
Reference:
King County,Washington
Map 686
By The Thomas Guide
Rand McNally
32nd Edition
NORTH
SITE
Plate
Proj.No.
Date
Checked By
Drwn.ByEarthSolutionsNWLLCGeotechnicalEngineering,ConstructionMonitoringandEnvironmentalSciencesEarthSolutionsNWLLCEarthSolutionsNWLLCTestPitLocationPlanPantherLakeSubdivisionRenton,WashingtonGLS
HTW
09/16/2013
2995
2
NOTE:This plate may contain areas of color.ESNW cannot be
responsible for any subsequent misinterpretation of the information
resulting from black &white reproductions of this plate.
NOTE:The graphics shown on this plate are not intended for design
purposes or precise scale measurements,but only to illustrate the
approximate test locations relative to the approximate locations of
existing and /or proposed site features.The information illustrated
is largely based on data provided by the client at the time of our
study.ESNW cannot be responsible for subsequent design changes
or interpretation of the data by others.
NORTH
0 50 100 200
Scale in Feet1"=100'
LEGEND
Approximate Location of
ESNW Test Pit,Proj.No.
ES-2995,Sept.2013
Subject Site
Proposed Lot Number
12345678
9
10
11
12
13
14
15
16 17
1819
20
21
22
23
24
252627
28 29 30 31 32 33
Alley
GreenCourt
Shared Driveway 108thavenues.e.TP-1
TP-2
TP-3
TP-4
TP-5
TP-6
TP-1
14
Storm Tracts
Storm Tracts
Storm Tracts
Drwn.
Checked Date
Date Proj.No.
Plate
Earth Solutions NWLLC
Geotechnical Engineering,Construction MonitoringandEnvironmentalSciences
EarthSolutionsNWLLC
EarthSolutionsNWLLC
RETAINING WALL DRAINAGE DETAIL
NOTES:
Free Draining Backfill should consist
of soil having less than 5 percent fines.
Percent passing #4 should be 25 to
75 percent.
Sheet Drain may be feasible in lieu
of Free Draining Backfill,per ESNW
recommendations.
Drain Pipe should consist of perforated,
rigid PVC Pipe surrounded with 1"
Drain Rock.
LEGEND:
Free Draining Structural Backfill
1 inch Drain Rock
18"Min.
Structural
Fill
Perforated Drain Pipe
(Surround In Drain Rock)
SCHEMATIC ONLY -NOT TO SCALE
NOT A CONSTRUCTION DRAWING
Panther Lake Subdivision
Renton,Washington
GLS 09/16/2013 2995
HTW Sept.2013 3
Drwn.
Checked Date
Date Proj.No.
Plate
Earth Solutions NWLLC
Geotechnical Engineering,Construction Monitoring
and Environmental Sciences
EarthSolutionsNWLLC
EarthSolutionsNWLLC
FOOTING DRAIN DETAIL
Slope
Perforated Rigid Drain Pipe
(Surround with 1"Rock)
18"(Min.)
2"(Min.)
NOTES:
Do NOT tie roof downspouts
to Footing Drain.
Surface Seal to consist of
12"of less permeable,suitable
soil.Slope away from building.
LEGEND:
Surface Seal;native soil or
other low permeability material.
1"Drain Rock
SCHEMATIC ONLY -NOT TO SCALE
NOT A CONSTRUCTION DRAWING
Panther Lake Subdivision
Renton,Washington
GLS 09/16/2013 2995
HTW Sept.2013 4