RISA-2D Specifications

Modeling Features

Comprehensive drawing/editing environment: draw, generate, modify and load elements as well as snap, move, rotate, copy, mirror, scale, split, merge, mesh, delete, apply, etc.

Versatile drawing grids (orthogonal, radial, skewed)

Universal snaps and object snaps allow drawing without grids

Powerful graphic select/unselect tools including box, line, polygon, invert, criteria, spreadsheet based, save/recall selections with locking

True spreadsheet editing with cut, paste, fill, math, sort, find, etc.

Open multiple spreadsheets simultaneously

Dynamic synchronization between spreadsheets and graphics

Constant in-stream error checking and data validation

Unlimited undo/redo capability, automatic timed backup

Generation templates for grids, disks, arcs, etc.

Sophisticated in-stream truss builder application; automatic creation of trusses of all kinds, with varying chord slopes, web patterns, etc.

Automatic generation of continuous beams

Support for all units systems & conversions at any time

Automatic interaction with RISASection custom shape libraries

Modification tools that modify single items or entire selections

Import and export DXF

Export to RISA-3D



 

Design Codes

Steel Design Codes: AISC 360-16/10/05: 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

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, CSA S136-16/12/10/07/04/01: LSD, CANACERO 16: ASD, CANACERO 12/10/07/04/01: ASD & LRFD

Aluminum Design Codes: AA ADM1-15/10: ASD & LRFD, AA ADM1-05: ASD

Wood Design Codes: AWC NDS-18/15/12: ASD, AWC NDS-18/15: LRFD, 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 402-16: ASD & Strength, ACI 530-13/11/08/05/02: ASD & Strength, ACI 530-99: ASD, UBC 1997: ASD & Strength

Stainless Steel Design Code: AISC 360-16/10: ASD & LRFD



 

Analysis Features

Accelerated true sparse solver for static analysis

Flexible modeling of P-Delta effects

Accelerated (Lanczos) and Ritz Vector Dynamics Solver

Multiple simultaneous dynamic and response spectra analysis using Gupta, CQC or SRSS mode combinations

True physical member modeling (members are aware of interior joints)

State-of-the-art 3 or 4 node plate/shell elements, plane stress option

Plate Thermal Loading

High end automatic mesh generation – draw a polygon with any number of sides to create a mesh of well formed quadrilateral (NO triangular) elements

Accurate analysis of tapered wide flanges - web, top and bottom flanges may all taper independently

Multiple simultaneous moving loads with standard AASHTO loads and custom moving loads for bridges, cranes, etc.

Automatic Top of Member offset modeling

Joint master-slave assignments

Enforced joint displacements

1-Way members, for tension only bracing, slipping, etc

1-Way springs, for modeling soils and other effects

Euler members: Compression up to buckling load, then turn off

Story drift calculations provide relative drift and ratio to height

Automatic self-weight calculations for members and plates

Beam deflection ratio options.

Masonry lintel analysis using FEA



 

Design Features

Designs/optimizes concrete, hot rolled & cold formed steel, wood, masonry and aluminum

Concrete design using cracked or uncracked sections

Masonry wall design for in-plane & bearing loads (with or w/o openings)

Program selected or user-defined rebar layouts for flexure and shear

Exact integration of concrete stress distributions using a rectangular stress block or a more accurate parabolic stress block

Concrete wall design, including in-plane, out-of-plane and bearing loads

Automatic spectra generation for ASCE 7, NBC, IS 1893, NTC

Extensive user controlled generation of load combinations: ASCE, UBC, IBC, BOCA, SBC, ACI, NBC, International

Intelligent unbraced length calculations for physical members

Tapered wide flange design with either ASD or LRFD codes

Optimization of member sizes for all materials and all design codes, controlled by standard or user-defined lists of available sizes and criteria such as maximum depths/widths, limiting code checks, deflection, etc.

Automatic calculation of custom shape properties and interaction with RISASection Shape Library

Steel Shapes: AISC, HSS, CAN, ARBED, AISC Historic & numerous foreign databases

Light Gage Shapes: AISI, SSMA, Dale/Incor, Dietrich, Marino\WARE

Wood Shapes: Complete NDS species/grade and Glulam database as well as user defined custom wood species

Complete wood wall design for bearing & shear walls, including chord strap and/or hold down design. Choose from all three design methods: Segmented, Perforated & Force Transfer Around Openings.



 

Graphics Features

Unlimited simultaneous model view windows

“True to scale” rendering with translucency, even when drawing

High-speed redraw algorithm for instant refreshing

Dynamic zoom, pan, rotate, scroll, snap views

Font and Color Control

Saved views to quickly restore frequent or desired views

Full render or wire-frame animations of deflected model and dynamic mode shapes with frame and speed control

Animation of moving loads with speed controls

Distance tool for measuring between points

Force/moment summation about any arbitrary cut line



 

Results Features

Graphic presentation of color-coded results and plotted designs

Color contours of plate stresses and forces with quadratic smoothing, the contours may also be animated

Spreadsheet results with sorting of: reactions, member & joint deflections, beam & plate forces/stresses, optimized sizes, code designs, concrete reinforcing, material takeoffs, frequencies & mode shapes

Standard and user-defined reports

Graphic member detail reports with force/stress/deflection diagrams and detailed design calculations and expanded diagrams that display magnitudes at any dialed location

 


 

General Features

Compatible with Windows 8.1/10 (64-bit Windows)

Extensive customization options & user defaults

Program technical support provided by Professional Engineers

 

 

Modeling Features

Comprehensive drawing/editing environment: draw, generate, modify and load elements as well as snap, move, rotate, copy, mirror, scale, split, merge, mesh, delete, apply, etc.

Versatile drawing grids (orthogonal, radial, skewed)

Universal snaps and object snaps allow drawing without grids

Powerful graphic select/unselect tools including box, line, polygon, invert, criteria, spreadsheet based, save/recall selections with locking

True spreadsheet editing with cut, paste, fill, math, sort, find, etc.

Open multiple spreadsheets simultaneously

Dynamic synchronization between spreadsheets and graphics

Constant in-stream error checking and data validation

Unlimited undo/redo capability, automatic timed backup

Generation templates for grids, disks, arcs, etc.

Sophisticated in-stream truss builder application; automatic creation of trusses of all kinds, with varying chord slopes, web patterns, etc.

Automatic generation of continuous beams

Support for all units systems & conversions at any time

Automatic interaction with RISASection custom shape libraries

Modification tools that modify single items or entire selections

Import and export DXF

Export to RISA-3D



 

Design Codes

Steel Design Codes: AISC 360-16/10/05: 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

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, CSA S136-16/12/10/07/04/01: LSD, CANACERO 16: ASD, CANACERO 12/10/07/04/01: ASD & LRFD

Aluminum Design Codes: AA ADM1-15/10: ASD & LRFD, AA ADM1-05: ASD

Wood Design Codes: AWC NDS-18/15/12: ASD, AWC NDS-18/15: LRFD, 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 402-16: ASD & Strength, ACI 530-13/11/08/05/02: ASD & Strength, ACI 530-99: ASD, UBC 1997: ASD & Strength

Stainless Steel Design Code: AISC 360-16/10: ASD & LRFD



 

Analysis Features

Accelerated true sparse solver for static analysis

Flexible modeling of P-Delta effects

Accelerated (Lanczos) and Ritz Vector Dynamics Solver

Multiple simultaneous dynamic and response spectra analysis using Gupta, CQC or SRSS mode combinations

True physical member modeling (members are aware of interior joints)

State-of-the-art 3 or 4 node plate/shell elements, plane stress option

Plate Thermal Loading

High end automatic mesh generation – draw a polygon with any number of sides to create a mesh of well formed quadrilateral (NO triangular) elements

Accurate analysis of tapered wide flanges - web, top and bottom flanges may all taper independently

Multiple simultaneous moving loads with standard AASHTO loads and custom moving loads for bridges, cranes, etc.

Automatic Top of Member offset modeling

Joint master-slave assignments

Enforced joint displacements

1-Way members, for tension only bracing, slipping, etc

1-Way springs, for modeling soils and other effects

Euler members: Compression up to buckling load, then turn off

Story drift calculations provide relative drift and ratio to height

Automatic self-weight calculations for members and plates

Beam deflection ratio options.

Masonry lintel analysis using FEA



 

Design Features

Designs/optimizes concrete, hot rolled & cold formed steel, wood, masonry and aluminum

Concrete design using cracked or uncracked sections

Masonry wall design for in-plane & bearing loads (with or w/o openings)

Program selected or user-defined rebar layouts for flexure and shear

Exact integration of concrete stress distributions using a rectangular stress block or a more accurate parabolic stress block

Concrete wall design, including in-plane, out-of-plane and bearing loads

Automatic spectra generation for ASCE 7, NBC, IS 1893, NTC

Extensive user controlled generation of load combinations: ASCE, UBC, IBC, BOCA, SBC, ACI, NBC, International

Intelligent unbraced length calculations for physical members

Tapered wide flange design with either ASD or LRFD codes

Optimization of member sizes for all materials and all design codes, controlled by standard or user-defined lists of available sizes and criteria such as maximum depths/widths, limiting code checks, deflection, etc.

Automatic calculation of custom shape properties and interaction with RISASection Shape Library

Steel Shapes: AISC, HSS, CAN, ARBED, AISC Historic & numerous foreign databases

Light Gage Shapes: AISI, SSMA, Dale/Incor, Dietrich, Marino\WARE

Wood Shapes: Complete NDS species/grade and Glulam database as well as user defined custom wood species

Complete wood wall design for bearing & shear walls, including chord strap and/or hold down design. Choose from all three design methods: Segmented, Perforated & Force Transfer Around Openings.



 

Graphics Features

Unlimited simultaneous model view windows

“True to scale” rendering with translucency, even when drawing

High-speed redraw algorithm for instant refreshing

Dynamic zoom, pan, rotate, scroll, snap views

Font and Color Control

Saved views to quickly restore frequent or desired views

Full render or wire-frame animations of deflected model and dynamic mode shapes with frame and speed control

Animation of moving loads with speed controls

Distance tool for measuring between points

Force/moment summation about any arbitrary cut line



 

Results Features

Graphic presentation of color-coded results and plotted designs

Color contours of plate stresses and forces with quadratic smoothing, the contours may also be animated

Spreadsheet results with sorting of: reactions, member & joint deflections, beam & plate forces/stresses, optimized sizes, code designs, concrete reinforcing, material takeoffs, frequencies & mode shapes

Standard and user-defined reports

Graphic member detail reports with force/stress/deflection diagrams and detailed design calculations and expanded diagrams that display magnitudes at any dialed location

 


 

General Features

Compatible with Windows 8.1/10 (64-bit Windows)

Extensive customization options & user defaults

Program technical support provided by Professional Engineers