Deck Joist Calculator
One direction count: floor(span ÷ spacing) + 1.
Reviewed by MaterialNeeded Editorial Team, Editorial review for field workflows and ordering assumptions.
Step 1: Units
Step 2
Enter project measurements
Use decimals if needed (e.g. 3.5).
Cum folosesti acest calculator
Enter deck width perpendicular to joists and joist spacing on center.
Ce calculeaza formula
Calculul foloseste un model standard de estimare pentru acest tip de material.
Intrebari frecvente
Beam locations?
May require doubled joists locally.
Cantilever?
Follow span tables.
Hangers?
Count separately.
Blocking?
Linear feet accessory.