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Video Tutorials
US calculator walkthroughs on YouTube
Project Defaults
Configure default values for US projects
Worked Examples
See real-world design examples
⚙️ Project Defaults
US Project Defaults Guide
Full guide to US project defaults
Cheat Sheet
Quick reference for common defaults
FAQ: How They Work
How project defaults propagate across calculators
Video: Project Defaults
Walkthrough of setting up project defaults
📐 Calculation Modules
Beams
Wood Beams (NDS)
Design wood beams, joists, and rafters to NDS 2018
Deck Design Series
Complete deck design walkthrough and sub-guides
Steel Beams (AISC)
Design steel beams to AISC 360-16 (ASD and LRFD)
Cold-Formed Steel
Design cold-formed steel beams to AISI S100-16
Concrete Beams (ACI)
Design rectangular concrete beams to ACI 318-14
Columns
Wood Columns
Design wood columns to NDS 2018
Concrete Columns
Design concrete columns to ACI 318-19
Steel Columns
Steel column design and validation examples
Connections
Steel Base Plate
Design steel base plates (LRFD) to ACI 318-19
Foundations & Retaining Walls
Spread Footings
Design spread footings to ACI 318-14
Wall Footings
Design wall footings to ACI 318-14
Retaining Walls
Cantilever and restrained retaining wall guides
Walls & Slabs
Wood Shear Walls
Design wood shear walls and diaphragms
One Way Slabs
Design one way concrete slabs
Loads
Wind Loads
Calculate wind loads per ASCE 7-16 and ASCE 7-22
Seismic Loads
Seismic analysis to ASCE 7-16
Snow Loads
Calculate snow loads
📚 Popular Guides
ASD vs LRFD
Understanding ASD and LRFD design methods
Building Codes & Load Combinations
US building codes and load combination requirements
🔍 Browse by Category
Use Design Calculators → US Calculators in the left sidebar to explore all guides organized by:- Project Defaults - US defaults and cheat sheet
- Beams - Wood (NDS), Deck Design, Steel (AISC), Cold-Formed Steel, Concrete (ACI)
- Columns - Wood, Concrete, Steel
- Connections - Steel base plates
- Foundations & Retaining Walls - Spread footings, wall footings, retaining walls
- Walls & Slabs - Wood shear walls, one way slabs
- Loads - Wind, seismic, snow
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