Loading...
HomeMy WebLinkAboutSTRUCTURAL CALCS ENGINEERED - 21-00728 - City of Rexburg - TWAS Tank Dome Cover33609 N. 16th Street P.O. Box 579 Parsons, Kansas 67357 620.423.3010 Fax: 3999 www.apexdomes.com Friday, June 25, 2021 Order No:8581 Customer: StorTek Calculations for a 24.620' Diameter Dome Digitally signed by Joshua Jensen Date: 2021.09.15 20:48:59 -05'00' DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 2 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Tank Diameter = 24.62 Dome Diameter = 23.295 Dome Base Diameter = 24.620 Rings = 2 Sides = 5 Pier Angle = 35.000 Central Angle = 26.949 Spherical Radius at Tank Diameter = 308.407 Dome Roof Nominal Height = 43.916 Nodal Coordinates Node X Y Z Phi Theta 0 .000 .000 43.916 .000 .000 1 58.139 -42.240 35.427 13.475 -36.000 2 58.139 42.240 35.427 13.475 36.000 3 113.077 -82.155 10.425 26.949 -36.000 4 139.771 .000 10.425 26.949 .000 5 113.077 82.155 10.425 26.949 36.000 Panels Number Height 1 53.827 2 56.885 3 71.047 4 56.885 Loads Live Load: 25 psf Roof Snow Load: 38.12 psf Wind Load: 90 mph Basic Wind Pressure: 13.65 psf Temperature +/- 100 degrees F. Domes Designed for Petroleum or Chemical Service Designed to API 650 Appendix G 12th ed. Domes Designed for Water Service Designed AWWA D108-10 Domes Designed for Water or Waste Water Service Designed to AWWA D108-07 and ASCE7-05. Allowable Stress Method per Aluminum Design Manual 2015 Seismic Loading Parameters Ss = 3.39 S1 = 1.33 Fa = 1 Fv = 2.4 Note: Tank Connections internal design standard for Domes is the highest values of Ss and S1 in the U.S. DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 3 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Load Case Combos 1 (1)Dead 2 (1)Dead+(1)UniformSnow 3 (1)Dead+(1)SnowDrift 4 (1)Dead+(1)SnowDriftEast 5 (1)Dead+(1)RoofLiveLoad 6 (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalP 7 (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalP 8 (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalP 9 (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalP 10 (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalN 11 (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalN 12 (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalN 13 (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalN 14 (1)Dead+(1)Wind-P-24.82ft-A 15 (1)Dead+(1)Wind-P-24.82ft-B 16 (1)Dead+(1)Seismic 17 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)RoofLiveLoad 18 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)UniformSnow 19 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDrift 20 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDriftEast 21 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)RoofLiveLoad 22 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)UniformSnow 23 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDrift 24 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDriftEast 25 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)RoofLiveLoad 26 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)UniformSnow 27 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDrift 28 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDriftEast 29 (0.6)Dead+(1)Wind-P-24.82ft-A 30 (0.6)Dead+(1)Wind-P-24.82ft-B 31 (0.6)Dead+(0.7)Seismic 32 (1)Dead 33 (1)Dead+(1)UniformSnow 34 (1)Dead+(1)SnowDrift 35 (1)Dead+(1)SnowDriftEast 36 (1)Dead+(1)RoofLiveLoad 37 (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalP 38 (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalP 39 (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalP 40 (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalP 41 (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalN 42 (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalN 43 (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalN 44 (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalN 45 (1)Dead+(1)Wind-P-24.82ft-A 46 (1)Dead+(1)Wind-P-24.82ft-B 47 (1)Dead+(1)Seismic 48 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)RoofLiveLoad 49 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)UniformSnow 50 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDrift 51 (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDriftEast 52 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)RoofLiveLoad 53 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)UniformSnow 54 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDrift 55 (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDriftEast 56 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)RoofLiveLoad 57 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)UniformSnow 58 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDrift 59 (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDriftEast 60 (0.6)Dead+(1)Wind-P-24.82ft-A 61 (0.6)Dead+(1)Wind-P-24.82ft-B 62 (0.6)Dead+(0.7)Seismic DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 4 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Dome FEA Model Beam Stress States Beam Stress States Beam Number = 1 Beam Loc = 0 Length = 71.78 I Bolt Pattern Id = 1 J Bolt Pattern Id = 1 I Node = 1 J Node = 2 Extrusion = #E5X1.87 Actual Allowable Ratio Code Load Case Combo Tension .898 33.070 .027 D.2-1 27 Compression 3.652 28.092 .130 E.3.1 3 Positive Strong Axis Bending 5.787 64.527 .090 F.2 2 Negative Strong Axis Bending 2.480 64.527 .038 F.2 2 Weak Axis Bending .481 15.167 .032 F.3 27 Combined Stress .219 1.000 .219 H.1-1 26 Beam Number = 2 Beam Loc = 8 Length = 83.80 I Bolt Pattern Id = 1 J Bolt Pattern Id = 1 I Node = 2 J Node = 2 Extrusion = #E5X1.87 Actual Allowable Ratio Code Load Case Combo Tension .722 33.070 .022 D.2-1 3 Compression 5.925 28.092 .211 E.3.1 3 Positive Strong Axis Bending 9.096 64.527 .141 F.2 3 Negative Strong Axis Bending 7.465 64.527 .116 F.2 4 Weak Axis Bending .533 15.167 .035 F.3 27 Combined Stress .365 1.000 .365 H.1-1 3 Beam Number = 3 Beam Loc = 16 Length = 71.78 I Bolt Pattern Id = 1 J Bolt Pattern Id = 1 I Node = 2 J Node = 3 Extrusion = #E5X1.87 Actual Allowable Ratio Code Load Case Combo Tension .276 33.070 .008 D.2-1 30 Compression 4.696 28.092 .167 E.3.1 3 Positive Strong Axis Bending 4.355 64.527 .067 F.2 4 Negative Strong Axis Bending 18.519 64.527 .287 F.2 3 Weak Axis Bending 1.195 15.167 .079 F.3 28 Combined Stress .471 1.000 .471 H.1-1 3 Beam Number = 4 Beam Loc = 11 Length = 94.48 I Bolt Pattern Id = 1 J Bolt Pattern Id = 1 I Node = 2 J Node = 4 Extrusion = #E5X1.87 Actual Allowable Ratio Code Load Case Combo Tension 1.812 33.070 .055 D.2-1 3 Compression 5.333 26.904 .198 E2.1 3 Positive Strong Axis Bending 12.116 64.527 .188 F.2 3 Negative Strong Axis Bending 16.968 64.527 .263 F.2 4 Weak Axis Bending 1.019 15.167 .067 F.3 28 Combined Stress .428 1.000 .428 H.1-1 3 Beam Number = 5 Beam Loc = 13 Length = 85.68 DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 5 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 I Bolt Pattern Id = 2 J Bolt Pattern Id = 2 I Node = 3 J Node = 4 Extrusion = #E5X1.87 Actual Allowable Ratio Code Load Case Combo Tension 5.551 33.070 .168 D.2-1 26 Compression 1.516 17.959 .084 E.2.1 30 Positive Strong Axis Bending 3.310 64.527 .051 F.2 28 Negative Strong Axis Bending 6.785 64.527 .105 F.2 3 Weak Axis Bending 1.886 15.167 .124 F.3 27 Combined Stress .331 1.000 .331 H.1-1 27 Reactions Loadcase: (1)Dead Loadcase: (1)Dead+(1)UniformSnow Loadcase: (1)Dead+(1)SnowDrift Loadcase: (1)Dead+(1)SnowDriftEast Loadcase: (1)Dead+(1)RoofLiveLoad Loadcase: (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalN Loadcase: (1)Dead+(1)Wind-P-24.82ft-A Loadcase: (1)Dead+(1)Wind-P-24.82ft-B Loadcase: (1)Dead+(1)Seismic Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDrift DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 6 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDrift Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDrift Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (0.6)Dead+(1)Wind-P-24.82ft-A Loadcase: (0.6)Dead+(1)Wind-P-24.82ft-B Loadcase: (0.6)Dead+(0.7)Seismic Loadcase: (1)Dead Loadcase: (1)Dead+(1)UniformSnow Loadcase: (1)Dead+(1)SnowDrift Loadcase: (1)Dead+(1)SnowDriftEast Loadcase: (1)Dead+(1)RoofLiveLoad Loadcase: (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalP Loadcase: (1)Dead+(0.75)Lug+(0.75)RoofLiveLoad+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)UniformSnow+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDrift+(0.75)ThermalN Loadcase: (1)Dead+(0.75)Lug+(0.75)SnowDriftEast+(0.75)ThermalN DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 7 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Loadcase: (1)Dead+(1)Wind-P-24.82ft-A Loadcase: (1)Dead+(1)Wind-P-24.82ft-B Loadcase: (1)Dead+(1)Seismic Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDrift Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-A+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDrift Loadcase: (1)Dead+(0.75)Wind-P-24.82ft-B+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)RoofLiveLoad Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)UniformSnow Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDrift Loadcase: (1)Dead+(0.525)Seismic+(0.75)Lug+(0.75)SnowDriftEast Loadcase: (0.6)Dead+(1)Wind-P-24.82ft-A Loadcase: (0.6)Dead+(1)Wind-P-24.82ft-B Loadcase: (0.6)Dead+(0.7)Seismic Reaction Summary Maximum Uplift Reaction = 397 lbs. Maximum Downward Reaction = -1847 lbs. Maximum Tangent Reaction = 1406 lbs. Maximum Inward Radial Displacement = -0.112" Maximum Outward Radial Displacement = 0.218" Net Radial Displacement = 0.331" Approximate Dome Centroid Height = 1.51 feet Approximate Horizontal Projected Area of Dome = 44 square feet Allowable Buckling Load per API 650 Appendix G Equation G.4.1.3 = 600.64 PSF Minimum Tension Ring Area per Appendix G Equation G.4.1.4 = .32 Sq.In. DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E Page 8 / 8 TTank Connection, LLC www.tankconnection.com 3609 NORth 16th Street Parsons, Kansas 67357 620.423.3010 Fax: 3999 Beam Section: E5X1.87 Section Properties Area Ix-x Iy-y J Sx-x Sy-y Rx-x Ry-y 1.56 7.88 1.21 .01 2.70 .72 2.09 .86 DocuSign Envelope ID: 3D51F352-5EC8-4222-90A2-53313F34BC3E