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Home My WebLink AboutPD 2018-0027; Gee Property; Retaining Wall Calculations; 2019-12-24Project: 196151-5 - Gee AsBuilt Site: Date: 12/24/2019 Section Summary Report Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Section 40" Wall Along Driveway Report Date December 24, 2019 Designer ER Design Standard National Concrete Masonry Association 3rd Edition Design Static Unit of Measure U.S./Imperial Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard III 18 Seismic As N/A Soil Parameters Soil Zone [degrees] Phi Angle [lb/ft²] Cohesion [lb/ft³] Unit Weight Factor Friction Description Retained 28 0.00 120.00 n/a Foundation 28 0.00 120.00 n/a Leveling Pad 40 n/a n/a 0.70 Section Details Section Height 3.67 Back Slope 15.00°LL Surcharge 0 DL Surcharge 0 Design Height 3.30 ft Crest Offset 0.00 ft LL Offset 0.00 ft DL Offset 0.00 ft Embedment 0.50 ft Wall Batter 0.00°Toe Slope 0.00°Toe Offset 0.00 ft Minimum Factors of Safety Conventional External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FSbc Bearing Capacity 2.00 FSsc Shear Capacity 1.50 FSot Overturning 1.50 Analysis Results * Analysis includes Vertical Forces * Uses External Horiz. Accel Coeff in Seismic Crest Toppling * Embedment is included in Bearing Capacity External Static FS Bearing Capacity 3.61 Bearing Pressure 573.11 lb/ft² Overturning 2.07 Max Eccentricity 0.41 ft Base Sliding 1.59 Course Internal Static Elevation [ft]FS Capacity Shear 1 0.67 8.61 2 1.33 12.96 3 2.00 22.22 4 2.67 48.54 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 3 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Section 5 ft wall - Ret 4 ft Report Date December 24, 2019 Designer ER Design Standard National Concrete Masonry Association 3rd Edition Design Static Unit of Measure U.S./Imperial Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard 18 Seismic As N/A Soil Parameters Soil Zone [degrees] Phi Angle [lb/ft²] Cohesion [lb/ft³] Unit Weight Factor Friction Description Retained 28 0.00 120.00 n/a Foundation 28 0.00 120.00 n/a Leveling Pad 40 n/a n/a 0.70 Section Details Section Height 4.33 Back Slope 0.00°LL Surcharge 0 DL Surcharge 0 Design Height 4.00 ft Crest Offset 0.00 ft LL Offset 0.00 ft DL Offset 0.00 ft Embedment 3.00 ft Wall Batter 0.00°Toe Slope 0.00°Toe Offset 0.00 ft Minimum Factors of Safety Conventional External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FSbc Bearing Capacity 2.00 FSsc Shear Capacity 1.50 FSot Overturning 1.50 Analysis Results * Analysis includes Vertical Forces * Uses External Horiz. Accel Coeff in Seismic Crest Toppling * Embedment is included in Bearing Capacity External Static FS Bearing Capacity 8.13 Bearing Pressure 781.06 lb/ft² Overturning 1.77 Max Eccentricity 0.48 ft Base Sliding 1.65 Course Internal Static Elevation [ft]FS Capacity Shear 1 0.67 9.08 2 1.33 12.89 3 2.00 19.85 4 2.67 34.77 5 3.33 77.07 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 4 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt Site: Date: 12/24/2019 Wall: Along Driveway - Lower Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Project Information Client Gee Name Gee AsBuilt Number 196151-5 Site Designer ER Revision 1 Created 12/23/2019 Modified 12/24/2019 Standard National Concrete Masonry Association 3rd Edition Seismic As N/A Comments Revision Note Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard III 18 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 6 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Project Summary Quantities Wall Length 3.28 ft Pins 26 Total Wall Area 17 ft² Cap Area 2 ft² Exposed Area (includes cap area)15 ft² Embedded Area 2 ft² Base soil volume 0 yd³ Infill soil volume ‡0 yd³ Drainage stone within block 0 yd³ Concrete fill within block 0 yd³ Note †:Total Facing Unit quantity is based on using full-sized units only on bottom course and an even mix of defined facing sizes, as identified elsewhere in this report, on remaining courses of each Section. The use of corners, tapered or cut units is not reflected in this quantity. Note ‡:Reinforced fill values are calculated based on the average geogrid length in each Section. They do not account for anything beyond the reinforced zone (end of the geogrids). Actual infill values may be significantly higher. Note Δ:Drainage fill does not include the drainage stone within block. Core fill are calculated based on the percentage hollow core of the wall unit selected. If the percentage hollow core is not defined then the Core fill value within block will not be calculated. Tallest Section NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 7 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Project Design Inputs Design Standard National Concrete Masonry Association 3rd Edition Minimum Factors of Safety Conventional External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FSbc Bearing Capacity 2.00 FSsc Shear Capacity 1.50 FSot Overturning 1.50 No Fines External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSbc Bearing Capacity 2.00 FSot Overturning 1.50 Reinforced External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FScs Connection Strength 1.50 FSbc Bearing Capacity 2.00 FSpo Pullout 1.50 FSsc Facing Shear 1.50 FSct Crest Toppling 1.50 FSto Tensile Overstress 1.50 FSot Overturning 2.00 Design Factors Term Description (as appl.) Minimum (as appl.) Maximum RC Reinforced coverage ratio 1.00 0.00 Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard III 18 Facing Height Hu 0.67 ft Facing Width Lu 1.50 ft Facing Depth Wu 1.50 ft Facing Weight Xu 120 lb/ft³ Center of Gravity Gu 0.75 ft Setback Δu 0.00 ft Batter ω 0.00 ° Cap Height Hcu 0.33 ft Initial Shear Capacity au 1719.00 lb/ft Apparent Shear Angle λu 37.00 ° Maximum Shear Capacity Vu(max)4522.00 lb/ft Selected Soil Types Soil Zone [degrees] Phi Angle [lb/ft²] Cohesion [lb/ft³] Unit Weight Description Reinforced 28 n/a 120.00 Retained 28 0.00 120.00 Foundation 28 0.00 120.00 Leveling Pad 40 n/a n/a Soil Glossary CH:Inorganic clays, high plasticity CL:Inorganic clays, low to medium plasticity, gravelly, sandy, silty, lean clays GC:Clayey gravels, poorly graded gravel-sand-clay mixtures GM:Silty gravels, poorly graded gravel-sand-silt mixtures GP:1/2"-3/4" clean crushed stone or crushed gravel GW:Well-graded gravels, gravel-sand. Little or no fines. MH:Inorganic clayey silts, elastic silts ML:Inorganic silts, very fine sands, silty or clayey, slight plasticty SC:Clayey sands, poorly graded sand-clay mixtures NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 8 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower SM:Silty sands, poorly graded sand-silt mixtures SP:Poorly-graded sands, gravelly sands. Little or no fines. SW:Well-graded sands, gravelly sands. Little or no fines. NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 9 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Station Detail Note: Station Layout is the face view of the wall, looking at it from left to right Station Layout No.[ft] Station [ft] Top [ft] Bottom [ft] Height Station Wall Length 0.00ft Minimum Height 0.00ft Maximum Height 0.00ft NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 10 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Section Geometry Section Drawing Section Extents Section [ft] Elevation Top [ft] Elevation Base [ft] Left Side [ft] Right Side [ft] Elevation Bottom Grade 3.67 0.00 3.28 6.56 0.50 Section Measurements Section [ft] Height [ft] Height Design [ft] Width [ft²] Face Area [ft] Embedment [yd³] Infill Volume 3.67 3.30 3.28 12 0.50 0 Section Slopes Section [°] Crest Slope [ft] Crest Offset [°] Toe Slope [ft] Toe Offset 15.00 0.00 0.00 0.00 Section Loads Section [lb/ft²] Live Load [ft] Live Offset [lb/ft²] Dead Load [ft] Dead Offset 0 0.00 0 0.00 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 11 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Analysis Summary Lowest Values - Conventional Static Analysis Test Description Section Course Requirement Minimum Result Status FSsl Base Sliding 1 1.50 1.59 Pass FSbc Bearing Capacity 1 2.00 3.61 Pass FSot Overturning 1 1.50 2.07 Pass FSsc Shear Capacity 1 1 1.50 8.61 Pass Below Standard Values None NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 12 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Section 40" Wall Along Driveway Details Section 40" Wall Along Driveway Cross-section Section 40" Wall Along Driveway Cross-section Details Upper Slope Angle β 15.00 ° Crest Offset 0.00 ft Live Load ql 0 lb/ft² Live Offset qlofs 0.00 ft Dead Load qd 0 lb/ft² Dead Offset qdofs 0.00 ft Top of Section 3.67 ft Bottom Grade 0.50 ft Base of Section 0.00 ft Design Height H 3.30 ft Embedment Depth Hemb 0.50 ft * Analysis includes Vertical Forces * Uses External Horiz. Accel Coeff in Seismic Crest Toppling * Embedment is included in Bearing Capacity Empirical Checks Check Description Min. Requirement Result Status Hemb Minimum Embedment %10.0000 17.8600 Pass MinHemb Minimum Embedment 6.0000 6.0000 Pass External Checks Static Check Description Min. Requirement Result Status FSbc Bearing Capacity 2.00 3.61 Pass FSot Overturning 1.50 2.07 Pass FSsl Base Sliding 1.50 1.59 Pass Internal and Local Checks Static Course (ft) Elevation FSsc 1 0.67 8.61 2 1.33 12.96 3 2.00 22.22 4 2.67 48.54 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 13 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: Along Driveway - Lower Static Calculations General Equations Increase in height due to backslope hs 1.77 ft Eq. 7-7 Weight of column Ww 594.00 lb/ft Eq. 6-18 Interface friction angle δc 18.67 °Eq. 6-2 Maximum height of slope influence hmaxcon 1.77 ft Eq. 6-4 Average slope within influence area βcon 15.00 °Eq. 6-5 Active earth pressure coefficient KaCon 0.406 Eq. 6-1 External live load reduction factor qlfactor 1.000 Eq. External dead load reduction factor qdfactor 1.000 Eq. Active earth force due to soil weight Ps 265.58 lb/ft Eq. 6-6 Horz. active earth force due to soil weight PsH 251.61 lb/ft Eq. 6-9 Horz. active earth force due to dead load PqdH 0.00 lb/ft Eq. 6-11 Horz. active earth force due to live load PqlH 0.00 lb/ft Eq. 6-12 Total horz. active earth force PaH 251.61 lb/ft Eq. 6-13 Vert. active earth force due to soil weight PsV 85.00 lb/ft Eq. 6-14 Vert. active earth force due to dead load PqdV 0.00 lb/ft Eq. 6-15 Vert. active earth force due to live load PqlV 0.00 lb/ft Eq. 6-16 Total vert. active earth force PaV 85.00 lb/ft Eq. 6-17 Base Sliding Masonry friction reduction factor μ 0.700 Eq. Ref.25 Base sliding resistance Rs 398.83 lb/ft Eq. 6-19 Base sliding FSsl 1.585 Eq. 6-20 Overturning Resisting moment arm Xw 0.75 ft Eq. 6-22 Resisting moment arm for PsH Ys 1.10 ft Eq. 6-24 Resisting moment arm for PqH Yq 1.65 ft Eq. 6-25 Resisting moment Mr 573.00 lb-ft Eq. 6-21 Driving moment Mo 276.77 lb-ft Eq. 6-23 Overturning FSot 2.070 Eq. 6-26 Bearing Capacity Bearing pressure Qac 573.11 lb/ft²Eq. 6-27 Equivalent footing width Bc 1.18 ft Eq. 6-28 Eccentricity of bearing force e 0.41 ft Eq. 6-29, 12-4 Eccentricity of column of SRW ew 0.00 ft Eq. 6-30, 12-5 Ultimate bearing capacity Qult 2071.53 lb/ft²Eq. 12-1 Bearing capacity FSbc 3.615 Eq. 12-6 Internal Stability Course (ft) Elevation [6-13n] (lb/ft) PaH [6-31] (lb/ft) Vu [6-33] FSsc 1 0.67 251.61 2166.61 8.611 2 1.33 160.22 2076.18 12.958 3 2.00 89.36 1985.76 22.221 4 2.67 39.05 1895.33 48.539 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 14 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt Site: Date: 12/24/2019 Wall: At Detention Pond Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Project Information Client Gee Name Gee AsBuilt Number 196151-5 Site Designer ER Revision 1 Created 12/23/2019 Modified 12/24/2019 Standard National Concrete Masonry Association 3rd Edition Seismic As N/A Comments Revision Note Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard 18 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 16 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Project Summary Quantities Wall Length 3.28 ft Pins 32 Total Wall Area 19 ft² Cap Area 1 ft² Exposed Area (includes cap area)9 ft² Embedded Area 10 ft² Base soil volume 0 yd³ Infill soil volume ‡0 yd³ Drainage stone within block 0 yd³ Concrete fill within block 0 yd³ Note †:Total Facing Unit quantity is based on using full-sized units only on bottom course and an even mix of defined facing sizes, as identified elsewhere in this report, on remaining courses of each Section. The use of corners, tapered or cut units is not reflected in this quantity. Note ‡:Reinforced fill values are calculated based on the average geogrid length in each Section. They do not account for anything beyond the reinforced zone (end of the geogrids). Actual infill values may be significantly higher. Note Δ:Drainage fill does not include the drainage stone within block. Core fill are calculated based on the percentage hollow core of the wall unit selected. If the percentage hollow core is not defined then the Core fill value within block will not be calculated. Tallest Section NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 17 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Project Design Inputs Design Standard National Concrete Masonry Association 3rd Edition Minimum Factors of Safety Conventional External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FSbc Bearing Capacity 2.00 FSsc Shear Capacity 1.50 FSot Overturning 1.50 No Fines External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSbc Bearing Capacity 2.00 FSot Overturning 1.50 Reinforced External Value Internal Value Facing Value FSsl Base Sliding 1.50 FSsl Internal Sliding 1.50 FScs Connection Strength 1.50 FSbc Bearing Capacity 2.00 FSpo Pullout 1.50 FSsc Facing Shear 1.50 FSct Crest Toppling 1.50 FSto Tensile Overstress 1.50 FSot Overturning 2.00 Design Factors Term Description (as appl.) Minimum (as appl.) Maximum RC Reinforced coverage ratio 1.00 0.00 Selected Facing Unit Product Line: Keystone Pinned Systems Name: Standard 18 Facing Height Hu 0.67 ft Facing Width Lu 1.50 ft Facing Depth Wu 1.50 ft Facing Weight Xu 120 lb/ft³ Center of Gravity Gu 0.75 ft Setback Δu 0.00 ft Batter ω 0.00 ° Cap Height Hcu 0.33 ft Initial Shear Capacity au 2427.00 lb/ft Apparent Shear Angle λu 17.40 ° Maximum Shear Capacity Vu(max)5586.00 lb/ft Selected Soil Types Soil Zone [degrees] Phi Angle [lb/ft²] Cohesion [lb/ft³] Unit Weight Description Reinforced 28 n/a 120.00 Retained 28 0.00 120.00 Foundation 28 0.00 120.00 Leveling Pad 40 n/a n/a Soil Glossary CH:Inorganic clays, high plasticity CL:Inorganic clays, low to medium plasticity, gravelly, sandy, silty, lean clays GC:Clayey gravels, poorly graded gravel-sand-clay mixtures GM:Silty gravels, poorly graded gravel-sand-silt mixtures GP:1/2"-3/4" clean crushed stone or crushed gravel GW:Well-graded gravels, gravel-sand. Little or no fines. MH:Inorganic clayey silts, elastic silts ML:Inorganic silts, very fine sands, silty or clayey, slight plasticty SC:Clayey sands, poorly graded sand-clay mixtures NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 18 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond SM:Silty sands, poorly graded sand-silt mixtures SP:Poorly-graded sands, gravelly sands. Little or no fines. SW:Well-graded sands, gravelly sands. Little or no fines. NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 19 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Station Detail Note: Station Layout is the face view of the wall, looking at it from left to right Station Layout No.[ft] Station [ft] Top [ft] Bottom [ft] Height Station Wall Length 0.00ft Minimum Height 0.00ft Maximum Height 0.00ft NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 20 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Section Geometry Section Drawing Section Extents Section [ft] Elevation Top [ft] Elevation Base [ft] Left Side [ft] Right Side [ft] Elevation Bottom Grade 5 ft wall - Ret 4 ft 4.33 0.00 3.28 6.56 3.00 Section Measurements Section [ft] Height [ft] Height Design [ft] Width [ft²] Face Area [ft] Embedment [yd³] Infill Volume 5 ft wall - Ret 4 ft 4.33 4.00 3.28 14 3.00 0 Section Slopes Section [°] Crest Slope [ft] Crest Offset [°] Toe Slope [ft] Toe Offset 5 ft wall - Ret 4 ft 0.00 0.00 0.00 0.00 Section Loads Section [lb/ft²] Live Load [ft] Live Offset [lb/ft²] Dead Load [ft] Dead Offset 5 ft wall - Ret 4 ft 0 0.00 0 0.00 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 21 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Analysis Summary Lowest Values - Conventional Static Analysis Test Description Section Course Requirement Minimum Result Status FSsl Base Sliding 1 1.50 1.65 Pass FSbc Bearing Capacity 1 2.00 8.13 Pass FSot Overturning 1 1.50 1.77 Pass FSsc Shear Capacity 1 1 1.50 9.08 Pass Below Standard Values None NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 22 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Section 5 ft wall - Ret 4 ft Details Section 5 ft wall - Ret 4 ft Cross-section Section 5 ft wall - Ret 4 ft Cross-section Details Upper Slope Angle β 0.00 ° Crest Offset 0.00 ft Live Load ql 0 lb/ft² Live Offset qlofs 0.00 ft Dead Load qd 0 lb/ft² Dead Offset qdofs 0.00 ft Top of Section 4.33 ft Bottom Grade 3.00 ft Base of Section 0.00 ft Design Height H 4.00 ft Embedment Depth Hemb 3.00 ft * Analysis includes Vertical Forces * Uses External Horiz. Accel Coeff in Seismic Crest Toppling * Embedment is included in Bearing Capacity Empirical Checks Check Description Min. Requirement Result Status Hemb Minimum Embedment %10.0000 300.0000 Pass MinHemb Minimum Embedment 6.0000 36.0000 Pass External Checks Static Check Description Min. Requirement Result Status FSbc Bearing Capacity 2.00 8.13 Pass FSot Overturning 1.50 1.77 Pass FSsl Base Sliding 1.50 1.65 Pass Internal and Local Checks Static Course (ft) Elevation FSsc 1 0.67 9.08 2 1.33 12.89 3 2.00 19.85 4 2.67 34.77 5 3.33 77.07 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 23 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO Project: 196151-5 - Gee AsBuilt [Rev. 1] Wall: At Detention Pond Static Calculations General Equations Increase in height due to backslope hs 0.00 ft Eq. 7-7 Weight of column Ww 720.00 lb/ft Eq. 6-18 Interface friction angle δc 18.67 °Eq. 6-2 Maximum height of slope influence hmaxcon 0.00 ft Eq. 6-4 Average slope within influence area βcon 0.00 °Eq. 6-5 Active earth pressure coefficient KaCon 0.321 Eq. 6-1 External live load reduction factor qlfactor 1.000 Eq. External dead load reduction factor qdfactor 1.000 Eq. Active earth force due to soil weight Ps 308.44 lb/ft Eq. 6-6 Horz. active earth force due to soil weight PsH 292.21 lb/ft Eq. 6-9 Horz. active earth force due to dead load PqdH 0.00 lb/ft Eq. 6-11 Horz. active earth force due to live load PqlH 0.00 lb/ft Eq. 6-12 Total horz. active earth force PaH 292.21 lb/ft Eq. 6-13 Vert. active earth force due to soil weight PsV 98.72 lb/ft Eq. 6-14 Vert. active earth force due to dead load PqdV 0.00 lb/ft Eq. 6-15 Vert. active earth force due to live load PqlV 0.00 lb/ft Eq. 6-16 Total vert. active earth force PaV 98.72 lb/ft Eq. 6-17 Base Sliding Masonry friction reduction factor μ 0.700 Eq. Ref.25 Base sliding resistance Rs 480.89 lb/ft Eq. 6-19 Base sliding FSsl 1.646 Eq. 6-20 Overturning Resisting moment arm Xw 0.75 ft Eq. 6-22 Resisting moment arm for PsH Ys 1.33 ft Eq. 6-24 Resisting moment arm for PqH Yq 2.00 ft Eq. 6-25 Resisting moment Mr 688.08 lb-ft Eq. 6-21 Driving moment Mo 389.62 lb-ft Eq. 6-23 Overturning FSot 1.766 Eq. 6-26 Bearing Capacity Bearing pressure Qac 781.06 lb/ft²Eq. 6-27 Equivalent footing width Bc 1.05 ft Eq. 6-28 Eccentricity of bearing force e 0.48 ft Eq. 6-29, 12-4 Eccentricity of column of SRW ew 0.00 ft Eq. 6-30, 12-5 Ultimate bearing capacity Qult 6350.57 lb/ft²Eq. 12-1 Bearing capacity FSbc 8.131 Eq. 12-6 Internal Stability Course (ft) Elevation [6-13n] (lb/ft) PaH [6-31] (lb/ft) Vu [6-33] FSsc 1 0.67 292.21 2652.63 9.078 2 1.33 202.93 2615.03 12.887 3 2.00 129.87 2577.42 19.846 4 2.67 73.05 2539.82 34.767 5 3.33 32.47 2502.21 77.066 NOTE: THESE CALCULATIONS, QUANTITIES, AND LAYOUTS ARE FOR PRELIMINARY DESIGN ONLY AND SHOULD NOT BE USED FOR CONSTRUCTION WITHOUT REVIEW BY A QUALIFIED ENGINEER Page 24 Printed 12/24/2019 Version: 1.40.12.1050Powered by KeyWallPRO