RISAFloor Specifications
Modeling Features
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Manage one model with RISAFloor, RISA-3D and RISAFoundation Parent/Child floors that let you mimic one floor within another, eliminating repetitive modeling or modifications Ability to graphically copy beams, columns, walls and joints on a floor level to another existing floor level Single project grid used on all floors and in RISA-3D/RISAFoundation Versatile drawing grids (orthogonal, radial, skewed, DXF underlay) Universal and Object Snaps allow you to draw without grids |
Automatic generation of grids, columns, girders, walls, in fill beams, properties, loads, slab edges and decks Powerful graphic select/unselect tools including box, line, polygon, invert, criteria, spreadsheet selection, with locking Construction lines for quick model generation and sketching Saved selections to quickly recall desired selections True spreadsheet editing with cut, paste, fill, math, etc. Dynamic synchronization between spreadsheets and views |
Constant in-stream error checking and data validation Unlimited undo/redo, automatic timed backup Modification tools that change multiple items at once Multiple diaphragms allowed at the same elevation Automatic interaction with RISASection custom shape libraries CIS/2 export, also DXF import/export Robust two-way link with Autodesk Revit 2024, 2023, 2022 & 2021 User defined rebar for concrete floor slabs |
Design Codes
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Steel Design Codes: AISC 360-22/16/10/05: ASD & LRFD, AISC 2nd & 3rd: LRFD, AISC 9th: ASD, CSA S16-14/09/05/01/CSA-S16.1-94, BS 5950-1: 2000, EN 1993-1-1:2014/2005, ENV 1993-1-1:1992, IS 800: 2007/1998, AS 4100-1998, NZS 3404: 1997 Steel Joist Design Codes: SJI 42nd, 43rd, 44th, and 45th Edition Composite Steel Design Joists Codes: SJI 200-2015 Seismic design per AISC 341-22/16/10/05, including 358 prequalified connections |
Concrete Design Codes: ACI 318-19/14/11/08/05/02/99, CSA A23.3-14/04/94, NTC-DF 2004, BS 8110-1: 1997, BS EN 1992-1-1: 2004+A1: 2014/2004, EN 1992-1-1:1992, IS 456: 2000, AS 3600-2001, NZS 3101: 1995, SBC 304-2007 Cold Formed Steel Design Codes: AISI S100-16/12/10/07: ASD & LRFD, AISI NAS-04/01: ASD & LRFD, AISI 1999: ASD & LRFD, AISI 400-15 & AISI S240-15 (Walls), CSA S136-16/12/10/07/04/01: LSD, CANACERO 16: ASD, CANACERO 12/10/07/04/01: ASD & LRFD Wood Design Codes: AWC NDS-22/18/15: LRFD, AWC NDS-24/18/15/12: ASD, AF&PA NDS-08/05/01/97/91: ASD, CSA 086-14/09 Ultimate, Structural Composite Lumber, multi-ply, full sawn, Glulam, shear walls
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Masonry Design Codes: TMS 402-22/16: ASD & Strength, ACI 530-13/11/08/05/02: ASD & Strength, ACI 530-99: ASD, UBC 1997: ASD & Strength Wind loads are generated automatically (ASCE 7-22/16/10/05/02/98/95, NBC 15/10/05, NTC 2004, & IS 875: 1987) for building-type structures, including partial wind cases Seismic loads are generated automatically (ASCE 7-22/16/10/05/02, CBC 2001, IBC 2000, UBC 1997, NBC 15/10/05, NTC 2004, & IS 1893: 2002) for building-type structures, including accidental torsion |
Analysis Features
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Finite element analysis Smart area loads (additive or exclusive in overlapping regions) Tapered area loads and tapered line loads (great for snow) Automatic 1-way or 2-way attribution of point, line and area loads to beams, walls and columns Automatic live load reductions (IBC, NBC, SBC, UBC) |
Automatic effective width calculations for composite beams Automatic checking of deck and slab spans Column stacks: Model columns splice point to splice point Simple or continuous beams with pinned or fixed ends, cantilevers Weak axis bending of members
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Detailed deflection analysis and control AISC Design Guide 11 beam vibration analysis (full floor) Automatic self-weight calculation User defined load combinations, easily edited in spreadsheets Long term deflection, including creep and shrinkage |
Design Features
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Designs hot rolled steel (composite and non-composite), concrete, cold formed steel, steel joists, wood, wood joists and masonry Design for custom rebar layouts & Concrete rectangular beam detailing Column design accounts for skip loading and eccentricity
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Masonry wall design for in-plane, out-of-plane & bearing loads. Wood wall design including customizable hold downs & panel schedules Cold-Formed Steel Wall design including stud spacing and panel schedules |
Concrete wall design for in-plane, out-of-plane and bearing loads Automatic assignment of unbraced lengths with overrides Optimization of members per code, size and deflection criteria |
Integrated Building Design
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RISAFloor, RISA-3D, RISAFoundation and RISAConnection are so tightly integrated they operate as one program on the same building model. Optimize the gravity system in RISAFloor, the lateral system in RISA-3D, the connection design in RISAConnection and the foundation system in RISAFoundation, with a free and complete flow of information both ways. Integration supported for the following versions: RISA-3D v22, RISAFloor v18, RISAFoundation v16 and RISAConnection v14
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Gravity loads are automatically applied & updated Lateral models created as you define & change floors Detailed reports for Wind and Seismic load calculations Combine all gravity and lateral loads in standard load combinations which can be edited by the user. All member end forces are automatically updated and sent to RISAConnection for complete connection design |
All reactions (columns and walls) are automatically imported into RISAFoundation for design and detailing of the foundation system Rigid & flexible diaphragm analysis and wood diaphragm design |
Graphics Features
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“True to scale” rendering with translucency, even when drawing Dynamically rotate, zoom, pan, scroll and snap views Font and Color control Saved views to quickly restore frequent or desired views |
Multiple views to show different views and floors simultaneously Ability to view a ghost image of the floor below the current floor View (with zoom, rotate, etc.) a rendering of the full building model |
High-speed redraw algorithm for instant refreshing High quality customizable graphics printing Framing elevation view Interactive shear, moment and deflection diagrams Live load reduction display option Skip loading |
General Feature
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Compatible with Windows 7/8.1/10/11 (subscription license version requires 64-bit Windows) Operates completely stand-alone or integrated with RISA-3D Extensive customization options & user defaults |
Support for all units systems & conversions at any time Comprehensive printed reference manual with tutorial |
Encyclopedic online help with index and cross-reference Technical support provided by Professional Engineers |
Results Features
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Interactive redesign dialog lets you control the designs, makes “what if” design comparisons very easy to do Graphic presentation of color-coded member results and designs |
Interactive spreadsheet results: designs, code checks, moments, deflections, shear, reactions, vibrations, column forces, column designs, material take offs Relative and Absolute (i.e. girder + beam) deflections Color plotting & printing of area load and deck assignments, both as input by the user and as combined and clipped by the program |
Generation of CAD drawings including beams, columns, slab edges, member designs and reactions Ability to exclude results based on selection Customizable beam detail reports Model freezing for evaluation of pre-existing designs Skip loading for continuous beams |
RISAFloor ES Specifications
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Includes All RISAFloor Specifications Above, Plus These Added Features |
Structural Modeling
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Model concrete elevated slab floors of any shape One-way and two-way concrete slabs, beams, girders Multiple concrete slab floors in the same model |
Shear Caps at columns to thicken the slab Drop panels and thickened slab regions Openings of any shape at any location |
Support slabs with concrete walls and/or columns Import CAD drawing for full model creation or aid modeling by snapping to DXF background Export full model with reinforcement to DXF |
Elevated Slab Concrete Design
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Reinforcement design based on Strength requirements and code minimums Concrete design according to ACI 318-19/14/11/08 and CSA A23.3-14 |
Design using Equivalent Frame Method per ACI Automated or manual design strips based on support lines |
Quick and easy modification of design strips DXF export of reinforcement plans |
Punching Shear Design
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Automated punching shear checks for columns above and/or below the slab Punching shear considers biaxial moments |
Slab Analysis
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Model concrete elevated slab floors of any shape Orthotropic slab properties |
Automated Plate Meshing Cracked section analysis |
Rigid or semi-rigid diaphragm analysis |
General Features
|
Compatible with Windows 8.1/10 (64-bit Windows) Operates within RISAFloor and integrates with RISA-3D |
Modeling Features
|
Manage one model with RISAFloor, RISA-3D and RISAFoundation Parent/Child floors that let you mimic one floor within another, eliminating repetitive modeling or modifications Ability to graphically copy beams, columns, walls and joints on a floor level to another existing floor level Single project grid used on all floors and in RISA-3D/RISAFoundation Versatile drawing grids (orthogonal, radial, skewed, DXF underlay) Universal and Object Snaps allow you to draw without grids Automatic generation of grids, columns, girders, walls, in fill beams, properties, loads, slab edges and decks Powerful graphic select/unselect tools including box, line, polygon, invert, criteria, spreadsheet selection, with locking Construction lines for quick model generation and sketching Saved selections to quickly recall desired selections True spreadsheet editing with cut, paste, fill, math, etc. Dynamic synchronization between spreadsheets and views Constant in-stream error checking and data validation Unlimited undo/redo, automatic timed backup Modification tools that change multiple items at once Multiple diaphragms allowed at the same elevation Automatic interaction with RISASection custom shape libraries CIS/2 export, also DXF import/export Robust two-way link with Autodesk Revit 2024, 2023, 2022 & 2021 User defined rebar for concrete floor slabs |
Design Codes
|
Steel Design Codes: AISC 360-22/16/10/05: ASD & LRFD, AISC 2nd & 3rd: LRFD, AISC 9th: ASD, CSA S16-14/09/05/01/CSA-S16.1-94, BS 5950-1: 2000, EN 1993-1-1:2014/2005, ENV 1993-1-1:1992, IS 800: 2007/1998, AS 4100-1998, NZS 3404: 1997 Steel Joist Design Codes: SJI 42nd, 43rd, 44th, and 45th Edition Composite Steel Design Joists Codes: SJI 200-2015 Seismic design per AISC 341-22/16/10/05, including 358 prequalified connections Concrete Design Codes: ACI 318-19/14/11/08/05/02/99, CSA A23.3-14/04/94, NTC-DF 2004, BS 8110-1: 1997, BS EN 1992-1-1: 2004+A1: 2014/2004, EN 1992-1-1:1992, IS 456: 2000, AS 3600-2001, NZS 3101: 1995, SBC 304-2007 Cold Formed Steel Design Codes: AISI S100-16/12/10/07: ASD & LRFD, AISI NAS-04/01: ASD & LRFD, AISI 1999: ASD & LRFD, AISI 400-15 & AISI S240-15 (Walls), CSA S136-16/12/10/07/04/01: LSD, CANACERO 16: ASD, CANACERO 12/10/07/04/01: ASD & LRFD Wood Design Codes: AWC NDS-22/18/15: LRFD, AWC NDS-24/18/15/12: ASD, AF&PA NDS-08/05/01/97/91: ASD, CSA 086-14/09 Ultimate, Structural Composite Lumber, multi-ply, full sawn, Glulam, shear walls Masonry Design Codes: TMS 402-22/16: ASD & Strength, ACI 530-13/11/08/05/02: ASD & Strength, ACI 530-99: ASD, UBC 1997: ASD & Strength Wind loads are generated automatically (ASCE 7-22/16/10/05/02/98/95, NBC 15/10/05, NTC 2004, & IS 875: 1987) for building-type structures, including partial wind cases Seismic loads are generated automatically (ASCE 7-22/16/10/05/02, CBC 2001, IBC 2000, UBC 1997, NBC 15/10/05, NTC 2004, & IS 1893: 2002) for building-type structures, including accidental torsion |
Analysis Features
|
Finite element analysis Smart area loads (additive or exclusive in overlapping regions) Tapered area loads and tapered line loads (great for snow) Automatic 1-way or 2-way attribution of point, line and area loads to beams, walls and columns Automatic live load reductions (IBC, NBC, SBC, UBC) Automatic effective width calculations for composite beams Automatic checking of deck and slab spans Column stacks: Model columns splice point to splice point Simple or continuous beams with pinned or fixed ends, cantilevers Weak axis bending of members Detailed deflection analysis and control AISC Design Guide 11 beam vibration analysis (full floor) Automatic self-weight calculation User defined load combinations, easily edited in spreadsheets Long term deflection, including creep and shrinkage |
Design Features
|
Designs hot rolled steel (composite and non-composite), concrete, cold formed steel, steel joists, wood, wood joists and masonry Design for custom rebar layouts & Concrete rectangular beam detailing Column design accounts for skip loading and eccentricity Masonry wall design for in-plane, out-of-plane & bearing loads. Wood wall design including customizable hold downs & panel schedules Cold-Formed Steel Wall design including stud spacing and panel schedules Concrete wall design for in-plane, out-of-plane and bearing loads Automatic assignment of unbraced lengths with overrides Optimization of members per code, size and deflection criteria |
Integrated Building Design
|
RISAFloor, RISA-3D, RISAFoundation and RISAConnection are so tightly integrated they operate as one program on the same building model. Optimize the gravity system in RISAFloor, the lateral system in RISA-3D, the connection design in RISAConnection and the foundation system in RISAFoundation, with a free and complete flow of information both ways. Integration supported for the following versions: RISA-3D v22, RISAFloor v18, RISAFoundation v16 and RISAConnection v14 Gravity loads are automatically applied & updated Lateral models created as you define & change floors Detailed reports for Wind and Seismic load calculations Combine all gravity and lateral loads in standard load combinations which can be edited by the user. All member end forces are automatically updated and sent to RISAConnection for complete connection design All reactions (columns and walls) are automatically imported into RISAFoundation for design and detailing of the foundation system Rigid & flexible diaphragm analysis and wood diaphragm design |
Graphics Features
|
“True to scale” rendering with translucency, even when drawing Dynamically rotate, zoom, pan, scroll and snap views Font and Color control Saved views to quickly restore frequent or desired views Multiple views to show different views and floors simultaneously Ability to view a ghost image of the floor below the current floor View (with zoom, rotate, etc.) a rendering of the full building model High-speed redraw algorithm for instant refreshing High quality customizable graphics printing Framing elevation view Interactive shear, moment and deflection diagrams Live load reduction display option Skip loading |
General Feature
|
Compatible with Windows 7/8.1/10/11 (subscription license version requires 64-bit Windows) Operates completely stand-alone or integrated with RISA-3D Extensive customization options & user defaults Support for all units systems & conversions at any time Comprehensive printed reference manual with tutorial Encyclopedic online help with index and cross-reference Technical support provided by Professional Engineers |
Results Features
|
Interactive redesign dialog lets you control the designs, makes “what if” design comparisons very easy to do Graphic presentation of color-coded member results and designs Interactive spreadsheet results: designs, code checks, moments, deflections, shear, reactions, vibrations, column forces, column designs, material take offs Relative and Absolute (i.e. girder + beam) deflections Color plotting & printing of area load and deck assignments, both as input by the user and as combined and clipped by the program |
Generation of CAD drawings including beams, columns, slab edges, member designs and reactions
Ability to exclude results based on selection
Customizable beam detail reports
Model freezing for evaluation of pre-existing designs
Skip loading for continuous beams
RISAFloor ES Specifications
| Includes All RISAFloor Specifications Above, Plus These Added Features |
Structural Modeling
|
Model concrete elevated slab floors of any shape One-way and two-way concrete slabs, beams, girders Multiple concrete slab floors in the same model Shear Caps at columns to thicken the slab Drop panels and thickened slab regions Openings of any shape at any location Support slabs with concrete walls and/or columns Import CAD drawing for full model creation or aid modeling by snapping to DXF background Export full model with reinforcement to DXF |
Elevated Slab Concrete Design
|
Reinforcement design based on Strength requirements and code minimums Concrete design according to ACI 318-19/14/11/08 and CSA A23.3-14 Design using Equivalent Frame Method per ACI Automated or manual design strips based on support lines Quick and easy modification of design strips DXF export of reinforcement plans |
Punching Shear Design
|
Automated punching shear checks for columns above and/or below the slab Punching shear considers biaxial moments |
Slab Analysis
|
Model concrete elevated slab floors of any shape Orthotropic slab properties Automated Plate Meshing Cracked section analysis Rigid or semi-rigid diaphragm analysis |
General Features
|
Compatible with Windows 8.1/10 (64-bit Windows) Operates within RISAFloor and integrates with RISA-3D |

