section a slope stability upper section earth tech ... · p\181750\report\slope figures.ppt project...
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May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Upper Section
Earth Tech Material PropertiesFigure E-1
1.63
Tt-1(14' NE)
Tt-2
Tt-3(21' SW)
Tt-4(25' NE)
Cover and Slide
W. Bedrock
TtP-2
Cover
Organic Layer @ 28'Slide
Waste
Cover
Slide
Bedrock
File Name: Section A Earth Tech materials.gszDate: 6/3/2008
Waste
Cover and Slide
W. Bedrock
TtP-1
W. Bedrock TtP-3
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 1250 pcf, c = 600 psf, phi = 30 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Elev
atio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Middle SectionEarth Tech Material Properties
Figure E-2
1.67
Tt-1(14' NE)
Tt-2
Tt-3(21' SW)
Tt-4(25' NE)
Cover and Slide
W. Bedrock
TtP-2
Cover
Organic Layer @ 28'Slide
Waste
Cover
Slide
Bedrock
File Name: Section A Earth Tech materials.gszDate: 6/3/2008
Waste
Cover and Slide
W. Bedrock
TtP-1
W. Bedrock TtP-3
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 1250 pcf, c = 600 psf, phi = 30 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Lower Section
Earth Tech Material PropertiesFigure E-3
1.77
Tt-1(14' NE)
Tt-2
Tt-3(21' SW)
Tt-4(25' NE)
Cover and Slide
W. Bedrock
TtP-2
Cover
Organic Layer @ 28'Slide
Waste
Cover
Slide
Bedrock
File Name: Section A Earth Tech materials.gszDate: 6/3/2008
Waste
Cover and Slide
W. Bedrock
TtP-1
W. Bedrock TtP-3
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 1250 pcf, c = 600 psf, phi = 30 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Upper Section
TetraTech Material Properties – High Water TableFigure E-4
0.93
Tt-1(14' NE) Tt-2 Tt-3
(21' SW)
Tt-4(25' NE)
Cover and Slide
Organic Layer
TtP-2
Organic LayerOrganic Layer @ 28'
WasteCover and Slide
Cover
Slide
Bedrock
File Name: Section A High WT.gszDate: 6/3/2008
Waste
TtP-1
W. Bedrock TtP-3
Cover and Slide
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Lower Section
TetraTech Material Properties – High Water TableFigure E-5
0.86
Tt-1(14' NE) Tt-2 Tt-3
(21' SW)
Tt-4(25' NE)
Cover and Slide
Organic Layer
TtP-2
Organic LayerOrganic Layer @ 28'
WasteCover and Slide
Cover
Slide
Bedrock
File Name: Section A High WT.gszDate: 6/3/2008
Waste
TtP-1
W. Bedrock TtP-3
Cover and Slide
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-6
1.52
Tt-1(14' NE) Tt-2
Tt-3(21' SW)
Tt-4(25' NE)
Cover and Slide
Organic Layer
TtP-2
Cover
Organic Layer @ 28'
Organic Layer
SlideWaste
Cover
Slide
Bedrock
File Name: Section A Low WT.gszDate: 6/3/2008
Waste
TtP-1
W. Bedrock TtP-3
Cover and Slide
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ASlope Stability Lower Section
TetraTech Material Properties – Low Water TableFigure E-7
1.37
Tt-1(14' NE) Tt-2
Tt-3(21' SW)
Tt-4(25' NE)
Cover and Slide
Organic Layer
TtP-2
Cover
Organic Layer @ 28'
Organic Layer
SlideWaste
Cover
Slide
Bedrock
File Name: Section A Low WT.gszDate: 6/3/2008
Waste
TtP-1
W. Bedrock TtP-3
Cover and Slide
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section A
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section BSlope Stability Upper Section
Earth Tech Material PropertiesFigure E-8
1.84
File Name: Section B Earth Tech Materials.gszDate: 6/3/2008
Cover
Slide
W. Bedrock
Bedrock
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section B
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Waste
Slide
TtP-4
Inferred Cover Boundary
Distance0 50 100 150 200 250 300 350 400 450 500 550
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section BSlope Stability Lower Section
Earth Tech Material PropertiesFigure E-9
1.72
File Name: Section B Earth Tech Materials.gszDate: 6/3/2008
Cover
Slide
W. Bedrock
Bedrock
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section B
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Waste
Slide
TtP-4
Inferred Cover Boundary
Distance0 50 100 150 200 250 300 350 400 450 500 550
Elev
atio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section BSlope Stability Upper Section
TetraTech Material Properties – High Water TableFigure E-10
0.84
File Name: Section B High WT.gszDate: 6/3/2008
Cover
SlideW. Bedrock
Bedrock
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section B
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Slide
Waste
Organic Layer
TtP-4Inferred Cover Boundary
Distance0 50 100 150 200 250 300 350 400 450 500 550
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section BSlope Stability Lower Section
TetraTech Material Properties – High Water TableFigure E-11
1.01
File Name: Section B High WT.gszDate: 6/3/2008
Cover
SlideW. Bedrock
Bedrock
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section B
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Slide
Waste
Organic Layer
TtP-4Inferred Cover Boundary
Distance0 50 100 150 200 250 300 350 400 450 500 550
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section BSlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-12
1.77
File Name: Section B Low WT.gszDate: 6/3/2008
Cover
SlideW. Bedrock
Bedrock
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section B
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Waste
Slide
Organic Layer
TtP-4Inferred Cover Boundary
Distance0 50 100 150 200 250 300 350 400 450 500 550
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section CSlope Stability Full Section
Earth Tech Material PropertiesFigure E-13
1.75
File Name: Section C Global.gszDate: 6/3/2008
Tt-5 Tt-6(21' E)
Organic Layer Waste
Buttress Stream Alluvium
Slide
Sand and GravelW. Bedrock
Bedrock
CoverWaste
Inferred Cover Boundary
TtP-5
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section C
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)(7) Buttress Material (unit wt = 130 pcf, c = 50 psf, phi = 33 deg)(8) Stream Alluvium (unit wt = 125 pcf, c = 0 psf, phi = 33 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Elev
atio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section CSlope Stability Upper Section
TetraTech Material Properties – High Water TableFigure E-14
0.80
File Name: Section C High WT.gszDate: 6/3/2008
Tt-5 Tt-6(21' E)
Organic Layer
Waste
Slide
Sand and GravelW. BedrockBedrock
Cover
Waste
Slide
Inferred Cover Boundary
TtP-5
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section C
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section CSlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-15
1.27
File Name: Section C Low WT.gszDate: 6/3/2008
Tt-5 Tt-6(21' E)
Organic LayerWaste
Slide
Sand and GravelW. BedrockBedrock
Cover
Waste
Slide
Inferred Cover Boundary
TtP-5
W. Bedrock
Inferred Cover Boundary
Inferred Cover Boundary
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section C
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section DSlope Stability Upper Section
Earth Tech Material PropertiesFigure E-16
1.45
TtP-6(102' E)
Tt-7
TtP-9(69.5 W)
Slide
CoverWasteSlide
W. Bedrock
W. Bedrock
Bedrock
File Name: Section D Earth Tech Materials.gszDate: 6/3/2008
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section D
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600 650
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section DSlope Stability Upper Section
TetraTech Material Properties – High Water TableFigure E-17
0.94
TtP-6(102' E)
Tt-7
TtP-9(69.5 W)
Slide
Cover
Waste
Slide
W. Bedrock
W. Bedrock
Organic Layer
Bedrock
File Name: Section D High WT.gszDate: 6/3/2008
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section D
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600 650
Elev
atio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section DSlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-18
0.971
TtP-6(102' E)
Tt-7
TtP-9(69.5 W)Slide
CoverWaste
Slide
W. Bedrock
W. Bedrock
Organic Layer
Bedrock
File Name: Section D Low WT.gszDate: 6/3/2008
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section D
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Distance0 50 100 150 200 250 300 350 400 450 500 550 600 650
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
6.04
6.06
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ESlope Stability Upper Section
Earth Tech Material PropertiesFigure E-19
1.83
TtP-7(5' W)
TtP-8
Cover
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section E
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
W. Bedrock
Slide
Bedrock
File Name: Section E Earth Tech Materials.gszDate: 6/3/2008
Distance0 50 100 150 200 250 300 350 400
Elev
atio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ESlope Stability Upper Section
TetraTech Material Properties – High Water TableFigure E-20
0.99
TtP-7(5' W)
TtP-8
Organic LayerCover
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section E
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
W. Bedrock
Slide
Bedrock
File Name: Section E High WT.gszDate: 6/3/2008
Distance0 50 100 150 200 250 300 350 400
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section ESlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-21
1.33
TtP-7(5' W)
TtP-8Organic Layer
Cover
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section E
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 110 pcf, c = 20 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
W. Bedrock
Slide
Bedrock
File Name: Section E Low WT.gszDate: 6/3/2008
Distance0 50 100 150 200 250 300 350 400
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
5.98
6.00
6.02
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section FSlope Stability
Earth Tech Material PropertiesFigure E-22
1.48
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section F
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Cover
File Name: Section F Earth Tech Materials.gszDate: 6/3/2008
Slide
W. Bedrock
Bedrock
Distance0 25 50 75 100
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section FSlope Stability
TetraTech Material Properties – High Water TableFigure E-23
0.97
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section F
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Cover
Organic Layer
File Name: Section F High WT.gszDate: 6/3/2008
Slide
W. Bedrock
Bedrock
Distance0 25 50 75 100
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section FSlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-24
1.30
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section F
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Cover
Organic Layer
File Name: Section F Low WT.gszDate: 6/3/2008
SlideW. Bedrock
Bedrock
Distance0 25 50 75 100
Ele
vatio
n (x
100
0)
5.90
5.92
5.94
5.96
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section GSlope Stability
Earth Tech Material PropertiesFigure E-25
1.39
TtP-3(4' E)
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section G
(1) Cover Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(2) Slide Material (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 30 deg)(4) Weathered Bedrock (unit wt = 120 pcf, c = 0 psf, phi = 20 deg)(5) Bedrock (unit wt = 125 pcf, c = 600 psf, phi = 30 deg)
Slide
Cover
W. Bedrock
File Name: Section G Earth Tech Materials.gszDate: 6/3/2008
Distance0 20 40 60 80 100 120 140 160 180
Ele
vatio
n (x
100
0)
5.95
5.96
5.97
5.98
5.99
6.00
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section GSlope Stability
TetraTech Material Properties – High Water TableFigure E-26
0.88
TtP-3(4' E)
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section G
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Slide
Organic Layer
Cover
W. Bedrock
File Name: Section G High WT.gszDate: 6/3/2008
Distance0 20 40 60 80 100 120 140 160 180
Ele
vatio
n (x
100
0)
5.95
5.96
5.97
5.98
5.99
6.00
May 2008
P\181750\Report\Slope Figures.ppt
Project No: 181750
Section GSlope Stability Upper Section
TetraTech Material Properties – Low Water TableFigure E-27
1.28
TtP-3(4' E)
Rocky Flats Original Landfill Geotechnical Investigation
Cross Section G
(1) Cover Material (unit wt = 125 pcf, c = 100 psf, phi = 24 deg)(2) Slide Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(3) Waste Material (unit wt = 120 pcf, c = 50 psf, phi = 20 deg)(4) Weathered Bedrock (unit wt = 125 pcf, c = 50 psf, phi = 21 deg)(5) Bedrock (unit wt = 130 pcf, c = 300 psf, phi = 28 deg)(6) Organic Material (unit wt = 90 pcf, c = 0 psf, phi = 10 deg)
Slide
Organic Layer
Cover
W. Bedrock
File Name: Section G Low WT.gszDate: 6/3/2008
Distance0 20 40 60 80 100 120 140 160 180
Ele
vatio
n (x
100
0)
5.95
5.96
5.97
5.98
5.99
6.00