Wood Deck Joist Calculator

Important Message from Engineering Express

By clicking below, you agree that the use of this design aid is for estimating purposes only. Results are not valid for use & no construction or design shall be performed without the review and certification by a registered professional engineer.

No warranty or guarantee whatsoever is offered with any results obtained herein.


AGREE & CONTINUE

Use this tool to determine a wood deck Beam span supporting joists/stringers.

THIS TOOL IS CURRENTLY IN BETA. DO NOT USE THE INFORMATION
WITHOUT INDEPENDENT VERIFICATION.

REPORT ANY DISCREPANCIES TO US BY CLICKING HERE.

NOTICE: These calculations are intended to be used by experienced design professionals in determining initial spans for estimating purposes.

Its best that you contact us to assist you with your need if you’re not absolutely sure how to use this tool.

Calculator Formula Reference: NDS National Design Standard For Wood Construction, 2015

Nadra Joist V7
Version 7 Crafted with love by Andrew McCann and Gabriel Saslafsky.
NADRA - JOIST SPAN CALCULATOR
SEE HELP & IMAGE(S) AT BOTTOM
INPUTS
       
Wood Type
 
Quantity
 
Select the nominal dimensions of the members to be used. Dimensions
INCHES
This is the distance between joists.
Joist Spacing (Nearest 1")
INCHES
Span FEET
Intern 2:
From Load Combo Calc
Max Gravity Load
PSF
Intern 2:
From Load Combo Calc
Max Uplift Load
PSF
OUTPUTS (INTERPOLATED)
       
The maximum joist length if considering
only Shear.
Shear Capacity
%
The maximum joist
length when
considering deflection.
Moment Capacity
%
This is the maximum allowable joist length. Deflection
%
Max Gravity Joist LBS
Max Uplift Joist LBS
 © Engineering Express   2020 NDS - ASD 

Wood Deck Joist Calculator

$80.00

Calculate bending & deflection span limits for a wood deck joist for a variety of loading conditions. Results can be ordered signed & sealed for permit.

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Note: Effective June 1, 2021 licensing fees are added to all calculator and plan orders

Plan Format

Digitally Sealed File, Sealed Hardcopy

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