Free Structural Analysis Calculator

Generate bending moment diagrams, shear force diagrams and deflection for a 2D frame.

Try adding a pre-built structure from our database.

Control panel

👷 Tip: Start adding nodes to enable other features.

Node X Coord Y Coord Restraint
1
m
m
2
m
m
Element ID Start node End node
1
Load ID Applied to Node Load (x) magnitude Load (y) magnitude
1
kN
kN
Load ID Element ID UDL X magnitude UDL Y magnitude
1
kN
kN

Your frame analysis results:

View your results for bending moment, shear force, axial force, reaction forces, deflections.
Loading...
Bending Moment (kNm)
Worst case predicted: kNm
Shear Force (kN)
Worst case predicted: kN
Axial Force (kN)
Worst case predicted: kN
Support Reactions (kN)
Worst case predicted (x): kN
Worst case predicted (y): kN
Displacement (m)
This analysis assumes the same stiffness is applied to all elements
Edit the stiffness below & re-analyse.
Young's Modulus GPa
Area cm2
2nd Moment of Area cm4
Worst case displacement: mm

Analysis validation

Contribute to this code

This code is open source and you can contribute to it's development.
You can find the source code on GitHub here: anaStruct
Special credits: Ritchie Vink

Import a structure

Click a structure type below to add a prebuilt template to this frame analysis