Engineering Tools Library

Calculators, generators, converters, and AI-powered assistants for reports, calculations, and documentation. Stop searching across 10–20 different sites.

Tool Categories

Traffic & Transportation

Traffic flow capacity, level of service, signal timing, and highway design calculations.

  • • Traffic Flow Capacity Calculator
  • • Level of Service Analysis
  • • Signal Timing Tools

Water & Environmental

Manning's equation, pipe flow, open channel hydraulics, and water quality calculations.

  • • Manning's Equation Helper
  • • Pipe Flow Calculator
  • • Open Channel Hydraulics

Structural

Beam analysis, load calculations, moment and shear diagrams, and simple structural checks.

  • • Simple Beam Load Checker
  • • Moment & Shear Calculator
  • • Deflection Analysis

Project & Study Planning

Earthwork volumes, cut/fill calculations, project timeline templates, and study planning tools.

  • • Earthwork Volume Estimator
  • • Cut/Fill Calculator
  • • Unit Converters

Featured Calculators

Traffic Flow Capacity

Calculate traffic flow and capacity for transportation projects using standard HCM methodologies.

Use in Portal

Earthwork Volume Estimator

Estimate earthwork volumes for construction projects using average end area or prismoidal methods.

Use in Portal

Simple Beam Load Checker

Check simple beam loads, deflections, and reactions for uniform and point loads.

Use in Portal

Important Note

Use tools responsibly. These calculators are designed for educational and preliminary design purposes. Always apply engineering judgment and proper QA/QC. Critical calculations must be verified by licensed engineers and appropriate design codes. These tools are aids, not replacements for professional judgment.

Why Tools Live in the Portal

All engineering tools are integrated into your Sirjna portal so you can save presets, track usage, and access them alongside your diagnostics, study plans, and career tools. One unified workspace for everything.