Free Structural Engineering Tools
Explore all structural engineering calculators including seismic design, footing design, base shear, and more — built according to ACI 318 & ASCE 7-16.
ASCE 7-16
Response Spectrum Generator
Generate the design response spectrum based on site parameters Ss and S1 according to ASCE 7-16.
Accurate • Code BasedUse Tool →
ASCE 7-16
Seismic Design Category Calculator ASCE 7-16
Determine the Seismic Design Category (SDC) of structures based on siteconditions, risk category, and seismic parameters in accordance with ASCE 7-16.
Accurate • Code BasedUse Tool →
ASCE 7-16
Seismic Base Shear Calculator
Calculate seismic base shear using the Equivalent Lateral Force (ELF) method in accordance with ASCE 7-16.
Accurate • Code BasedUse Tool →
ASCE 7-16
Development Length Calculator
Calculate the development length for reinforcing bars in concrete structures according to ACI 318 standards.
Accurate • Code BasedUse Tool →
ASCE 7-16
Isolated Footing design Online Tool
Calculate the development length for reinforcing bars in concrete structures according to ACI 318 standards.
Accurate • Code BasedUse Tool →