retaining wall structural calculation cover sheet · ab = l1 + l2 + l3 = embedded length of...

Castle Rock, CO 80104

303-868-1174

Retaining Wall Structural Calculation Cover Sheet Date: October 23, 2017 Project: Cornerstone Townhomes II

Colorado Blvd & Thornton Parkway Thornton, CO

Reviewing Engineer: Jason T. Newlin, P.E.

Project Number: 171253

37214

COLO

RADO L I CENSED

PROF ESS I ONA L ENG I NEE

R

JASO

N T NEWLI N

.

10/23/17

Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0 ReSSA Version 3.0

ReSSA -- Reinforced Slope Stability Analysis Cornerstone Townhomes IiPresent Date/Time: Mon Oct 23 13:22:02 2017 D:\.....ts\Z.Retaining Walls\171253.Jason Brown.Cornerstone Townhomes II.Thornton\Calcs\Wall 1.MSE

Cornerstone Townhomes Ii

Report created by ReSSA(3.0): Copyright (c) 2001-2012, ADAMA Engineering, Inc.

PROJECT IDENTIFICATION

Title: Cornerstone Townhomes IiProject Number: 171253 - Client:Designer: JTNStation Number: Wall 1

Description:

Company's information:

Name: Sundance Structural Consultants, LLCStreet:

Castle Rock, CO 80104Telephone #: 303-868-1174Fax #:E-Mail:

Original file path and name: D:\OneDriv ..... Cornerstone Townhomes II.Thornton\Calcs\Wall 1.MSEOriginal date and time of creating this file: Sun Oct 22 22:12:34 2017

PROGRAM MODE: Analysis of a Simplified Slope using GEOSYNTHETIC as reinforcing material.



Copyright © 2001-2012 ADAMA Engineering, Inc. www.GeoPrograms.com License number ReSSA-301127

Page 1 of 7



INPUT DATA (EXCLUDING REINFORCEMENT LAYOUT)

SOIL DATA

=========== Soil Layer #: ===========

Unit weight,

[lb/ft ³]

Internal angle offriction,

[deg.]

Cohesion, c

[lb/ft ²]

γ φ

REINFORCED SOIL.................................

RETAINED SOIL......................................

FOUNDATION SOIL................................

125.0

120.0

120.0

34.0

24.0

24.0

0.0

100.0

100.0

REINFORCEMENT

R e i n f o r c e m e n t

Type # GeosyntheticDesignated Name

UltimateStrength, Tult

ReductionFactor forInstallationDamage, RFid

ReductionFactor forDurability, RFd

ReductionFactor forCreep, RFc

AdditionalReductionFactor, RFa

CoverageRatio, Rc

[lb/ft]

1 Synteen SF20 1940.00 1.10 1.10 1.54 1.00 1.00

I n t e r a c t i o n P a r a m e t e r s


== Direct Sliding == ==== Pullout ====

Cds-phi Cds-c Ci Alpha

1 Synteen SF20 0.90 0.00 0.90 0.90

Relative Orientation of Reinforcement Force, ROR = 0.00. Assigned Factor of Safety to resist pullout, Fs-po = 1.50Design method for Global Stability: Comprehensive Bishop.

WATER

Water is not present

SEISMICITY

Not Applicable




Page 2 of 7



DRAWING OF SPECIFIED GEOMETRY - SIMPLE

GEOMETRY.......................................................................Height of slope, H 4.67 [ft].......................................................................Slope angle, i 88.00 [deg.].......................................................................Horizontal crest length, A 0.00 [ft].......................................................................Horizontal crest length, B 40.00 [ft].......................................................................Backslope angle, β 14.00 [deg.].......................................................................Sloping angle, α 0.00 [deg.]

UNIFORM SURCHARGE.......................................................................Surcharge load over A, Q1 0.00 [lb/ft²].......................................................................Surcharge load over backslope B, Q2 0.00 [lb/ft²].......................................................................Surcharge load away from backslope, Q3 250.00 [lb/ft²]

SCALE:

0 2 4 6 8 10 [ft]




Page 3 of 7



DISTRIBUTION OF AVAILABLE STRENGTH ALONG EACH REINFORCEMENT LAYER

A = Front-end of reinforcement (at face of slope)B = Rear-end of reinforcementAB = L1 + L2 + L3 = Embedded length of reinforcement

Tavailable = Long-term strength of reinforcementTfe = Available front-end strength (e.g., connection to facing)

L1 = Front-end 'pullout' lengthL2 = Rear-end pullout lengthTavailable prevails along L3

Factor of safety on resistance to pullout on either end of reinforcement, Fs-po = 1.50

ReinforcementLayer #

DesignatedName

Height Relativeto Toe [ft]

L[ft]

L1[ft]

L2[ft]

L3[ft]

Tfe[lb/ft]

Tavailable[lb/ft]

1 Synteen SF20 0.17 10.00 0.00 1.71 8.29 1041.11 1041.112 Synteen SF20 1.67 10.00 0.00 2.23 7.77 1041.11 1041.113 Synteen SF20 3.17 10.00 0.00 3.22 6.78 1041.11 1041.11




Page 4 of 7



RESULTS OF ROTATIONAL STABILITY ANALYSIS

Results in the tables below represent critical circles identified between specified points on entry and exit. (Theta-exit set to 50.00 deg.)The most critical circle is obtained from a search considering all the combinations of input entry and exit points.

Critical circles for each entry point (considering all specified exit points)Entry Point #

E n t r y P o i n t( X , Y )

[ft]

E x i t P o i n t( X , Y )

[ft]

C r i t i c a l C i r c l e( Xc , Yc , R )

[ft]Fs STATUS

1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 N/A #10 - Overhanging Cliff2 10.36 7.22 -8.03 0.03 -0.24 7.23 10.61 3.37

. .3 20.32 9.70 -8.17 0.08 0.94 20.09 21.99 2.13 OK 4 30.28 12.18 -8.23 0.06 1.64 35.97 37.24 2.20 5 40.24 14.64 -8.35 0.08 3.38 49.30 50.59 2.25 6 50.20 14.64 -10.55 0.14 6.14 64.73 66.71 2.22 7 60.16 14.64 -14.07 0.02 8.82 79.57 82.78 2.42 8 70.12 14.64 -18.84 0.26 11.33 95.95 100.33 2.69 9 80.08 14.64 -20.80 0.26 15.24 108.46 114.05 3.00

10 90.04 14.64 -21.05 0.33 19.01 127.61 133.44 3.33 11 100.00 14.64 -20.30 0.09 23.52 142.36 148.86 3.68

Note: In the 'Status' column, OK means the critical circle was identified within the specified search domain. 'On extreme X-entry' means that the critical result is on the edge of the search domain; a lower Fs may result if the search domain is expanded.

*************************Results in the tables below represent critical circles identified between specified points on entry and exit. (Theta-exit set to 50.00 deg.)The most critical circle is obtained from a search considering all the combinations of input entry and exit points.

Critical circles for each exit point (considering all specified entry points).Exit Point #


[ft]


[ft]


[ft]Fs STATUS

1 -20.41 0.13 50.20 14.64 2.31 68.66 72.19 2.27 2 -18.40 0.12 50.20 14.64 2.96 68.54 71.68 2.25 3 -16.34 0.10 50.20 14.64 4.15 65.89 68.90 2.24 4 -14.24 0.07 50.20 14.64 4.81 65.60 68.24 2.23 5 -12.08 0.04 20.32 9.70 -1.09 22.36 24.88 2.19 6 -10.20 0.09 20.32 9.70 -0.09 21.26 23.46 2.15

. .7 -8.17 0.08 20.32 9.70 0.94 20.09 21.99 2.13 OK 8 -6.02 0.01 20.32 9.70 1.82 19.35 20.87 2.13 9 -4.06 0.02 20.32 9.70 2.91 18.01 19.29 2.18

10 -2.45 0.04 50.20 14.64 4.69 76.51 76.81 2.23 11 -0.00 0.00 50.20 14.64 5.26 75.33 75.51 2.23

Note: In the 'Status' column, OK means the critical circle was identified within the specified search domain. 'On extreme X-exit' means that the critical result is on the edge of the search domain; a lower Fs may result if the search domain is expanded.




Page 5 of 7



CRITICAL RESULTS OF ROTATIONAL AND TRANSLATIONAL STABILITY ANALYSES

Rotational (Circular Arc; Bishop) Stability Analysis

Minimum Factor of Safety = 2.13

Critical Circle: Xc = 0.94[ft], Yc = 20.09[ft], R = 21.99[ft]. (Number of slices used = 57 )

Translational (2-Part Wedge; Spencer), Direct Sliding, Stability Analysis

N O T C O N D U C T E D

Three-Part Wedge Stability Analysis


REINFORCEMENT LAYOUT: DRAWING

SCALE:

0 2 4 6 8 10 [ft]




Page 6 of 7



REINFORCEMENT LAYOUT: TABULATED DATA & QUANTITIES

Layer #

Reinf.Type #

GeosyntheticDesignated Name


EmbeddedLength[ft]

CovergaeRatio, Rc

( X, Y ) front[ft]

( X, Y ) rear[ft]

Lsv *[ft]

Lre[ft]

1 1 Synteen SF20 0.17 10.00 1.00 0.01 0.17 10.01 0.17 0.00 0.002 1 Synteen SF20 1.67 10.00 1.00 0.06 1.67 10.06 1.67 0.00 0.003 1 Synteen SF20 3.17 10.00 1.00 0.11 3.17 10.11 3.17 0.00 0.00

* Vertical distance between layers.

QUANTITIES

Reinf. Type # Designated Name Coverage Ratio Area of reinforcemnt [ft²] / length of slope [ft]1 Synteen SF20 1.00 30.00




Page 7 of 7


ReSSA -- Reinforced Slope Stability Analysis Cornerstone Townhomes IIPresent Date/Time: Mon Oct 23 13:22:54 2017 D:\.....etaining Walls\171253.Jason Brown.Cornerstone Townhomes II.Thornton\Calcs\Wall 1 and 2.MSE

Cornerstone Townhomes II



Title: Cornerstone Townhomes IIProject Number: 171253 - Client:Designer: JTNStation Number: Tiered Walls 1 & 2 West Side

Description:




Original file path and name: D:\OneDriv ..... stone Townhomes II.Thornton\Calcs\Wall 1 and 2.MSEOriginal date and time of creating this file: Sun Oct 22 22:12:34 2017

PROGRAM MODE: Analysis of a Tiered Slope using GEOSYNTHETIC as reinforcing material.




Page 1 of 9




SOIL DATA

=========== Soil Layer #: ===========

Unit weight,

[lb/ft ³]


[deg.]

Cohesion, c

[lb/ft ²]

γ φ

...........................................................................1 125.0 34.0 0.0

...........................................................................2 120.0 24.0 100.0

...........................................................................3 120.0 24.0 100.0

REINFORCEMENT








CoverageRatio, Rc

[lb/ft]

1 Synteen SF20 1940.00 1.10 1.10 1.54 1.00 1.00





1 Synteen SF20 0.90 0.00 0.90 0.90


WATER


SEISMICITY

Not Applicable




Page 2 of 9



DRAWING OF SPECIFIED GEOMETRY - TIERED

-- Problem geometry is defined along sections selected by user at x,y coordinates.-- X1,Y1 represents the coordinates of soil surface. X2,Y2 represent the coordinates of the end of soil layer 1 and start of soil layer 2, and so on.

GEOMETRYSoil profile contains 3 layers (see details in next page)

UNIFORM SURCHARGELoad Q1 = 250.00 [lb/ft²] inclined from verical at 0.00 degrees, starts at X1s = 10.00 and ends at X1e = 30.00 [ft]........................................................................Surcharge load, Q2 NoneLoad Q3 = 250.00 [lb/ft²] inclined from verical at 0.00 degrees, starts at X3s = 393.70 and ends at X3e = 426.51 [ft].

STRIP LOAD.......................................................................None

Toe point

2

3456

78 91011 121314

SCALE:

0 2 4 6 8 10 [ft]




Page 3 of 9



TABULATED DETAILS OF GEMERAL SPECIFIED GEOMETRY

Soil profile contains 3 layers. Coordinates in [ft.]

# Xi YiTop of Layer 1 1 -20.00 0.00

2 0.00 0.003 0.17 5.004 0.17 5.005 4.25 5.506 4.25 5.507 4.47 11.838 4.47 11.839 10.00 11.8310 10.17 11.8311 10.17 11.8312 14.25 11.8313 14.25 11.8314 14.47 11.83

Top of Layer 2 15 -20.00 0.0016 0.00 0.0017 0.17 0.0018 0.17 0.0019 4.25 0.0020 4.25 0.0021 4.47 0.0022 4.47 0.0023 10.00 0.0024 10.17 5.0025 10.17 5.0026 14.25 5.5027 14.25 5.5028 14.47 11.83

Top of Layer 3 29 -20.00 0.0030 0.00 0.0031 0.17 0.0032 0.17 0.0033 4.25 0.0034 4.25 0.0035 4.47 0.0036 4.47 0.0037 10.00 0.0038 10.17 0.0039 10.17 0.0040 14.25 0.0041 14.25 0.0042 14.47 0.00




Page 4 of 9



TABULATED DETAILS OF SPECIFIED GEOMETRY


# X Y1 Y2 Y31 -20.00 0.00 0.00 0.002 0.00 0.00 0.00 0.003 0.17 5.00 0.00 0.004 0.17 5.00 0.00 0.005 4.25 5.50 0.00 0.006 4.25 5.50 0.00 0.007 4.47 11.83 0.00 0.008 4.47 11.83 0.00 0.009 10.00 11.83 0.00 0.0010 10.17 11.83 5.00 0.0011 10.17 11.83 5.00 0.0012 14.25 11.83 5.50 0.0013 14.25 11.83 5.50 0.0014 14.47 11.83 11.83 0.00




Page 5 of 9









DesignatedName


L[ft]

L1[ft]

L2[ft]

L3[ft]

Tfe[lb/ft]

Tavailable[lb/ft]

1 Synteen SF20 0.17 10.00 0.00 0.98 9.02 1041.11 1041.112 Synteen SF20 2.17 10.00 0.00 1.21 8.79 1041.11 1041.113 Synteen SF20 4.17 10.00 0.00 1.51 8.49 1041.11 1041.114 Synteen SF20 6.00 8.00 0.00 1.97 6.03 1041.11 1041.115 Synteen SF20 8.00 8.00 0.00 2.99 5.01 1041.11 1041.116 Synteen SF20 10.00 8.00 0.00 6.27 1.73 1041.11 1041.11




Page 6 of 9







[ft]


[ft]


[ft]Fs STATUS

1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 N/A #10 - Overhanging Cliff2 10.36 11.83 -14.23 0.19 -4.72 11.88 15.08 3.24

. .3 20.32 11.83 -8.31 0.15 0.96 18.37 20.44 1.43 OK 4 30.28 11.83 -10.20 0.05 0.04 40.29 41.53 1.75 5 40.24 11.83 -16.32 0.10 1.40 56.90 59.50 2.35 6 50.20 11.83 -20.56 0.16 2.74 79.29 82.49 2.91 7 60.16 11.83 -20.14 0.04 7.62 90.34 94.47 3.52 8 70.12 11.83 -20.82 0.22 10.77 114.82 118.87 4.15 9 80.08 11.83 -20.86 0.20 13.56 145.36 149.18 4.80

10 90.04 11.83 -21.09 0.20 14.58 196.09 199.11 5.48 11 100.00 11.83 -20.31 0.04 15.61 253.35 255.84 6.16





[ft]


[ft]


[ft]Fs STATUS

1 -20.22 0.14 20.32 11.83 -5.10 23.85 28.12 1.62 2 -18.04 0.02 20.32 11.83 -4.14 23.07 26.92 1.57 3 -16.23 0.13 20.32 11.83 -3.16 22.24 25.69 1.52 4 -14.04 0.02 20.32 11.83 -2.16 21.36 24.42 1.48 5 -12.19 0.10 20.32 11.83 -1.15 20.42 23.12 1.45 6 -10.32 0.17 20.32 11.83 -0.11 19.42 21.79 1.43

. .7 -8.31 0.15 20.32 11.83 0.96 18.37 20.44 1.43 OK 8 -6.17 0.08 20.32 11.83 1.87 17.68 19.36 1.44 9 -4.24 0.10 20.32 11.83 2.82 16.89 18.22 1.47

10 -2.18 0.07 20.32 11.83 3.82 15.99 17.02 1.54 11 -0.00 0.00 20.32 11.83 4.87 15.00 15.77 1.65





Page 7 of 9






Critical Circle: Xc = 0.96[ft], Yc = 18.37[ft], R = 20.44[ft]. (Number of slices used = 63 )






SCALE:

0 2 4 6 8 10 [ft]




Page 8 of 9




Layer #

Reinf.Type #



EmbeddedLength[ft]

CovergaeRatio, Rc

( X, Y ) front[ft]

( X, Y ) rear[ft]

Lsv *[ft]

Lre[ft]

1 1 Synteen SF20 0.17 10.00 1.00 0.01 0.17 10.01 0.17 0.00 0.002 1 Synteen SF20 2.17 10.00 1.00 0.08 2.17 10.08 2.17 0.00 0.003 1 Synteen SF20 4.17 10.00 1.00 0.15 4.17 10.15 4.17 0.00 0.004 1 Synteen SF20 6.00 8.00 1.00 4.26 6.00 12.26 6.00 0.00 0.005 1 Synteen SF20 8.00 8.00 1.00 4.33 8.00 12.33 8.00 0.00 0.006 1 Synteen SF20 10.00 8.00 1.00 4.40 10.00 12.40 10.00 0.00 0.00


QUANTITIES





Page 9 of 9


ReSSA -- Reinforced Slope Stability Analysis Cornerstone Townhomes IIPresent Date/Time: Mon Oct 23 13:23:25 2017 D:\.....ng Walls\171253.Jason Brown.Cornerstone Townhomes II.Thornton\Calcs\Wall 1 and 2.North.MSE




Title: Cornerstone Townhomes IIProject Number: 171253 - Client:Designer: JTNStation Number: Tiered Walls 1 & 2 North Side

Description:




Original file path and name: D:\OneDriv ..... Townhomes II.Thornton\Calcs\Wall 1 and 2.North.MSEOriginal date and time of creating this file: Sun Oct 22 22:12:34 2017

PROGRAM MODE: Analysis of a Tiered Slope using GEOSYNTHETIC as reinforcing material.




Page 1 of 9




SOIL DATA

=========== Soil Layer #: ===========

Unit weight,

[lb/ft ³]


[deg.]

Cohesion, c

[lb/ft ²]

γ φ

...........................................................................1 125.0 34.0 0.0

...........................................................................2 120.0 24.0 100.0

...........................................................................3 120.0 24.0 100.0

REINFORCEMENT








CoverageRatio, Rc

[lb/ft]

1 Synteen SF20 1940.00 1.10 1.10 1.54 1.00 1.00





1 Synteen SF20 0.90 0.00 0.90 0.90


WATER


SEISMICITY

Not Applicable




Page 2 of 9



DRAWING OF SPECIFIED GEOMETRY - TIERED

-- Problem geometry is defined along sections selected by user at x,y coordinates.-- X1,Y1 represents the coordinates of soil surface. X2,Y2 represent the coordinates of the end of soil layer 1 and start of soil layer 2, and so on.

GEOMETRYSoil profile contains 3 layers (see details in next page)

UNIFORM SURCHARGE.......................................................................Surcharge load, Q1 None.......................................................................Surcharge load, Q2 NoneLoad Q3 = 250.00 [lb/ft²] inclined from verical at 0.00 degrees, starts at X3s = 393.70 and ends at X3e = 426.51 [ft].

STRIP LOAD.......................................................................None

Toe point

2

3456

78 91011 121314

SCALE:

0 2 4 6 8 10 [ft]




Page 3 of 9



TABULATED DETAILS OF GEMERAL SPECIFIED GEOMETRY


# Xi YiTop of Layer 1 1 -20.00 0.00

2 0.00 0.003 0.10 3.004 0.10 3.005 4.18 3.506 4.18 3.507 4.35 8.508 4.35 8.509 6.00 8.5010 6.10 8.5011 6.10 8.5012 10.18 8.5013 10.18 8.5014 10.35 8.50

Top of Layer 2 15 -20.00 0.0016 0.00 0.0017 0.10 0.0018 0.10 0.0019 4.18 0.0020 4.18 0.0021 4.35 0.0022 4.35 0.0023 6.00 0.0024 6.10 3.0025 6.10 3.0026 10.18 3.5027 10.18 3.5028 10.35 8.50

Top of Layer 3 29 -20.00 0.0030 0.00 0.0031 0.10 0.0032 0.10 0.0033 4.18 0.0034 4.18 0.0035 4.35 0.0036 4.35 0.0037 6.00 0.0038 6.10 0.0039 6.10 0.0040 10.18 0.0041 10.18 0.0042 10.35 0.00




Page 4 of 9



TABULATED DETAILS OF SPECIFIED GEOMETRY


# X Y1 Y2 Y31 -20.00 0.00 0.00 0.002 0.00 0.00 0.00 0.003 0.10 3.00 0.00 0.004 0.10 3.00 0.00 0.005 4.18 3.50 0.00 0.006 4.18 3.50 0.00 0.007 4.35 8.50 0.00 0.008 4.35 8.50 0.00 0.009 6.00 8.50 0.00 0.0010 6.10 8.50 3.00 0.0011 6.10 8.50 3.00 0.0012 10.18 8.50 3.50 0.0013 10.18 8.50 3.50 0.0014 10.35 8.50 8.50 0.00




Page 5 of 9









DesignatedName


L[ft]

L1[ft]

L2[ft]

L3[ft]

Tfe[lb/ft]

Tavailable[lb/ft]

1 Synteen SF20 0.17 6.00 0.00 1.38 4.62 1041.11 1041.112 Synteen SF20 2.17 6.00 0.00 1.87 4.13 1041.11 1041.113 Synteen SF20 4.00 6.00 0.00 2.56 3.44 1041.11 1041.114 Synteen SF20 6.00 6.00 0.00 4.59 1.41 1041.11 1041.11




Page 6 of 9







[ft]


[ft]


[ft]Fs STATUS

1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 N/A #10 - Overhanging Cliff. .2 10.36 8.51 -6.00 0.00 -0.04 8.52 10.40 1.68 OK

3 20.32 8.50 -6.12 0.03 0.06 26.25 26.94 2.02 4 30.28 8.50 -12.24 0.09 2.17 38.93 41.43 2.74 5 40.24 8.50 -18.02 0.01 3.85 54.08 58.33 3.43 6 50.20 8.50 -20.00 0.00 7.08 70.53 75.55 4.13 7 60.16 8.50 -20.28 0.10 11.39 86.24 91.77 4.89 8 70.12 8.50 -20.04 0.01 15.69 103.64 109.61 5.72 9 80.08 8.50 -20.96 0.32 19.96 122.97 129.30 6.59

10 90.04 8.50 -20.10 0.03 24.18 144.52 151.13 7.51 11 100.00 8.50 -20.40 0.11 27.69 177.99 184.27 8.48





[ft]


[ft]


[ft]Fs STATUS

1 -20.38 0.18 20.32 8.50 -5.50 31.10 34.31 2.41 2 -18.17 0.08 20.32 8.50 -4.58 30.14 32.99 2.32 3 -16.33 0.14 20.32 8.50 -3.65 29.09 31.60 2.23 4 -14.11 0.05 20.32 8.50 -2.71 27.95 30.15 2.16 5 -12.23 0.09 20.32 8.50 -1.75 26.71 28.61 2.11 6 -10.20 0.17 10.36 8.50 -2.02 9.52 12.42 1.95 7 -8.03 0.02 10.36 8.50 -1.00 8.96 11.37 1.80

. .8 -6.00 0.00 10.36 8.51 -0.04 8.52 10.40 1.68 OK 9 -4.09 0.05 10.36 8.50 0.59 8.63 9.78 1.86

10 -2.01 0.00 20.32 8.50 2.04 22.94 23.30 2.04 11 -0.00 0.00 20.32 8.50 2.71 22.07 22.24 2.09





Page 7 of 9






Critical Circle: Xc = -0.04[ft], Yc = 8.52[ft], R = 10.40[ft]. (Number of slices used = 66 )






SCALE:

0 2 4 6 8 10 [ft]




Page 8 of 9




Layer #

Reinf.Type #



EmbeddedLength[ft]

CovergaeRatio, Rc

( X, Y ) front[ft]

( X, Y ) rear[ft]

Lsv *[ft]

Lre[ft]

1 1 Synteen SF20 0.17 6.00 1.00 0.01 0.17 6.01 0.17 0.00 0.002 1 Synteen SF20 2.17 6.00 1.00 0.08 2.17 6.08 2.17 0.00 0.003 1 Synteen SF20 4.00 6.00 1.00 4.19 4.00 10.19 4.00 0.00 0.004 1 Synteen SF20 6.00 6.00 1.00 4.26 6.00 10.26 6.00 0.00 0.00


QUANTITIES





Page 9 of 9

RETAINING WALL DESIGN KeyWall_2012 Version 3.7.2 Build 10

P r o j e c t : Cornerstone Townhomes II, Thornton D a t e : 10/21/2017 Project No: 171253 D e s i g n e r : C a s e : W1: 3 Blks Design Method: NCMA 3rd Edition (parallelogram soil interface)

Design Parameters Soil Parameters: φ deg c psf γ p c f

Retained Zone 24 0 120 Foundation Soil 24 0 120 Unit Fill: Crushed Stone, 1 inch minus

Minimum Design Factors of Safety sliding: 2.00 pullout: 1.50 uncertainties: 1.50 overturning: 1.50 shear: 1.50 connection: 1.50 bearing: 2.00 bending: 1.50

Design Preferences

A n a l y s i s : Case: W1: 3 Blks Wall 1 Unit Type: CompacIII / 120.00 pcf Wall Batter: 2.00 deg (Hinge Ht N/A) Leveling Pad: Crushed Stone Wall Ht: 1.83 ft e m b e d m e n t : 0.50 ft B a c k S l o p e : 14.00 deg. slope, 40.00 ft long Surcharge: LL: 250 psf uniform surcharge DL: 0 psf uniform surcharge

Load Width: 100.00 ft Load Width: 100.00 ft

Results: Sliding Overturning Bearing Shear Bending Factors of Safety: 2.05 2.13 6.48 N/A N/A

Calculated Bearing Pressure: 271 / 271 psf Eccentricity at base: 0.22 ft

NOTE: THESE CALCULATIONS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER

Date 10/23/2017 W1: 3 Blks Page 1




Reinforced Fill 34 0 125 Retained Zone 24 0 120 Foundation Soil 24 0 120 Reinforced Fill Type: 0.75" minus Crushed Stone or Gravel Unit Fill: Crushed Stone, 1 inch minus


Design Preferences

Reinforcing Parameters: Synteen Geogrids Tult RFcr RFd RFid LTDS FS Tal Ci Cds

SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90



Results: Sliding Overturning Bearing Shear Bending Factors of Safety: 2.01 7.78 6.27 22.24 4.09

Calculated Bearing Pressure: 432 / 432 psf Eccentricity at base: 0.12 ft Reinforcing: (ft & lbs/ft)

Calc. Allow Ten Pk Conn Pullout Layer Height Length Tension Reinf. Type Tal Tcl FS

1 1.33 4.0 151 SF20 694 ok 732 ok 4.47 ok Reinforcing Quantities (no waste included): SF20 0.44 sy/ft


Date 10/23/2017 W1: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






2 2.67 4.0 63 SF20 694 ok 718 ok 4.20 ok 1 0.67 4.0 148 SF20 694 ok 761 ok 8.58 ok

Reinforcing Quantities (no waste included): SF20 0.89 sy/ft


Date 10/23/2017 W1: 5 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






2 2.67 6.0 119 SF20 694 ok 732 ok >10 ok 1 0.67 6.0 195 SF20 694 ok 775 ok >10 ok



Date 10/23/2017 W1: 6 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W1: 7 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






3 5.33 10.0 119 SF20 694 ok 732 ok >10 ok 2 3.33 10.0 246 SF20 694 ok 775 ok >10 ok 1 1.33 10.0 456 SF20 694 ok 818 ok >10 ok



Date 10/23/2017 W1: 10 Blks Page 1


P r o j e c t : Cornerstone Townhomes II, Thornton D a t e : 10/21/2017 Project No: 171253 D e s i g n e r : C a s e : W1: 10 Blks Alt Design Method: NCMA 3rd Edition (parallelogram soil interface)




Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90

A n a l y s i s : Case: W1: 10 Blks Alt Wall 1 Unit Type: CompacIII / 120.00 pcf Wall Batter: 2.00 deg (Hinge Ht N/A) Leveling Pad: Crushed Stone Wall Ht: 7.00 ft e m b e d m e n t : 0.50 ft Level Backfill Offset: 6.00 ft Surcharge: LL: 0 psf uniform surcharge DL: 250 psf uniform surcharge





3 5.33 8.0 100 SF20 694 ok 732 ok 9.75 ok 2 3.33 8.0 206 SF20 694 ok 775 ok >10 ok 1 1.33 8.0 383 SF20 694 ok 818 ok >10 ok



Date 10/23/2017 W1: 10 Blks Alt Page 1






Design Preferences

A n a l y s i s : Case: W2: 3 Blks Wall 2 Unit Type: CompacIII / 120.00 pcf Wall Batter: 2.00 deg (Hinge Ht N/A) Leveling Pad: Crushed Stone Wall Ht: 2.33 ft e m b e d m e n t : 0.50 ft Level Backfill Offset: 4.00 ft Surcharge: LL: 0 psf uniform surcharge DL: 875 psf uniform surcharge





Date 10/23/2017 W2: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






1 1.33 8.0 127 SF20 694 ok 732 ok >10 ok Reinforcing Quantities (no waste included): SF20 0.89 sy/ft


Date 10/23/2017 W2: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W2: 7 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






3 4.67 10.0 100 SF20 694 ok 732 ok >10 ok 2 2.67 10.0 206 SF20 694 ok 775 ok >10 ok 1 0.67 10.0 270 SF20 694 ok 818 ok >10 ok



Date 10/23/2017 W2: 9 Blks Page 1


P r o j e c t : Cornerstone Townhomes II, Thornton D a t e : 10/21/2017 Project No: 171253 D e s i g n e r : C a s e : W2: 9 Blks Alt Design Method: NCMA 3rd Edition (parallelogram soil interface)




Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90

A n a l y s i s : Case: W2: 9 Blks Alt Wall 2 Unit Type: CompacIII / 120.00 pcf Wall Batter: 2.00 deg (Hinge Ht N/A) Leveling Pad: Crushed Stone Wall Ht: 6.33 ft e m b e d m e n t : 0.50 ft B a c k S l o p e : 5.00 deg. slope, 15.00 ft long Surcharge: LL: 0 psf uniform surcharge DL: 0 psf uniform surcharge





3 4.67 6.0 105 SF20 694 ok 732 ok 5.79 ok 2 2.67 6.0 218 SF20 694 ok 775 ok 9.04 ok 1 0.67 6.0 272 SF20 694 ok 818 ok >10 ok



Date 10/23/2017 W2: 9 Blks Alt Page 1






Design Preferences






Date 10/23/2017 W3: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W3: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






2 2.67 5.0 67 SF20 694 ok 718 ok 8.34 ok 1 0.67 5.0 158 SF20 694 ok 761 ok >10 ok



Date 10/23/2017 W3: 5 Blks Page 1


P r o j e c t : Cornerstone Townhomes II, Thornton D a t e : 10/21/2017 Project No: 171253 D e s i g n e r : C a s e : W3: 5Blks Stair Design Method: NCMA 3rd Edition (parallelogram soil interface)




Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90

A n a l y s i s : Case: W3: 5Blks Stair Wall 3 Unit Type: CompacIII / 120.00 pcf Wall Batter: 2.00 deg (Hinge Ht N/A) Leveling Pad: Crushed Stone Wall Ht: 3.67 ft e m b e d m e n t : 0.50 ft Level Backfill Offset: 0.00 ft Surcharge: LL: 0 psf uniform surcharge DL: 0 psf uniform surcharge








Date 10/23/2017 W3: 5Blks Stair Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W3: 6 Blks Page 1






Design Preferences






Date 10/23/2017 W4: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








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Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









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Design Preferences






Date 10/23/2017 W5: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W5: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









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Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90






3 5.33 6.0 111 SF20 694 ok 732 ok 4.99 ok 2 3.33 6.0 229 SF20 694 ok 775 ok 7.97 ok 1 1.33 6.0 425 SF20 694 ok 818 ok 9.02 ok



Date 10/23/2017 W5: 10 Blks Page 1






Design Preferences






Date 10/23/2017 W6: 2 Blks Page 1






Design Preferences






Date 10/23/2017 W7: 2 Blks Page 1






Design Preferences






Date 10/23/2017 W8: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









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Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W8: 7 Blks Page 1






Design Preferences






Date 10/23/2017 W9: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W9: 4 Blks Page 1






Design Preferences






Date 10/23/2017 W10: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W10: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W10: 5 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









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Design Preferences






Date 10/23/2017 W11: 2 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W11: 3 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90








Date 10/23/2017 W11: 4 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W11: 5 Blks Page 1






Design Preferences


SF20 1940 1.54 1.10 1.10 1041 1.50 694 0.90 0.90









Date 10/23/2017 W11: 6 Blks Page 1

retaining wall structural calculation cover sheet · ab = l1 + l2 + l3 = embedded length of...

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