The Detailer's Toolbox
Calculators and utilities for Steel Detailing, Estimating, and Engineering checks.
Detailing Tools
DraftingBolt Grip Calculator
Calculate bolt lengths based on ply thickness and washers. Includes Stick-out logic.
Launch Tool →Bolt Edge Distance
Find minimum edge distance based on Hole Type and Edge Condition per AISC J3.4.
Launch Tool →Stair Calculator
Calculate risers, treads, and stringer lengths. Toggles between IBC, OSHA, and IRC codes.
Launch Tool →DSTV 3D Viewer NEW
Drop .nc1 or .nc files to inspect profile geometry, holes, notches, and saw cuts in 3D — entirely in your browser.
Launch Tool →Hip & Valley Logic
Calculate compound angles, true lengths, and trim plate break angles for PEMB roofs.
Launch Tool →Estimating Tools
TakeoffBolt Assembly Weight
Calculate weights for Structural Bolt assemblies (Bolt + Nut + Washer). Essential for shipping estimates.
Launch Tool →Plate Weight
Calculate weight for Steel, Stainless, or Aluminum plates. Supports Quantity inputs and material lists.
Launch Tool →Construction Calculator
Perform Feet-Inch-Fraction math instantly. Includes Right Triangle solver (Rise/Run/Diag).
Launch Tool →Paint Estimator
Calculate surface area and paint gallons for steel beams using AISC perimeter data.
Launch Tool →Engineering Checks
DesignMezzanine Beam Designer
Automated beam sizing. Calculates required W-shape based on span, tributary width, and loading.
Launch Tool →Crane Beam Sizing
Check capacity (Stress & Deflection) for Crane Runway beams (W & S Shapes).
Launch Tool →Fillet Weld Strength
Calculate Allowable (ASD) and Design (LRFD) capacity for linear fillet welds. Supports Transverse loads.
Launch Tool →Gutter & Downspout Sizer
Calculate roof drainage flow (GPM) and downspout quantity based on Rainfall Intensity (SMACNA).
Launch Tool →Reference Library
StandardsAISC Shape Lookup
Digital Handbook: Properties for W-Beams, Channels, Angles, and HSS Tubing.
Search Shapes →Bar Joist Lookup
SJI Standard properties for K-Series and LH-Series, including weights and seat depths.
Search Joists →Practitioner Guides
LearnCrane Runway Deflection
L/450 vs L/600 for estimators — when serviceability governs the beam weight.
Read Guide →