Civil Engineering
Civil engineering tools for site development and infrastructure. From stormwater management and grading calculations to pipe sizing and soil analysis, handle complex site engineering tasks efficiently.
Tools
Available calculators
Projects
Manage projects, track stages, and organize work
Slope Analysis
Ramp and slope compliance check
Parking Estimator
Estimate parking stalls for a site
Cut & Fill
Earthwork volume estimation
Swale Calculator
Calculate swale depth and slope
Retaining Wall
Lateral force and stability analysis
Footing Design
Foundation sizing and bearing capacity
Pipe Sizing
Flow rate and pressure drop
Stormwater Runoff
Rational method runoff calculation
Gutter Calculator
Size gutters and downspouts based on roof area and rainfall
Detention Pond
Stormwater detention volume
Manning's Equation
Open channel flow calculation
Soil Type Tool
USCS classification and bearing capacity
Time Tracking
Track project hours with stopwatch and manual entries
Pile Selector
Deep foundation sizing and capacity reference
Window Types
Compare operation, ventilation, and performance
GH Script Generator
Generate Python scripts for Grasshopper/Rhino
AutoCAD Scale Calculator
Architectural scale conversions and viewport calculations
Invoice Creator
Create and export professional invoices
Task Management
Organize and track project tasks
Dimensions.com Search
Search dimensions for furniture, objects, and more
UpCodes Search
Search building codes and regulations
Snip Tool
Capture, annotate, and share screenshots
Clipboard History
Search, pin, and reuse copied content
Lumber Sizes
Nominal vs actual lumber dimensions and trim profiles
Instant results
Get calculations in milliseconds. No waiting, no loading screens.
Industry standard
Built on established formulas and code requirements you can trust.
Always free
No sign-up required. No credit card. No hidden costs.
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