Monument Sign Structural Calculator

Project

Project Name

Location / Address

State text-match → ASCE 7-16 RC-I wind speed. Verify against ASCE Hazard Tool for final design.

Sign Geometry

Sign Width (ft)

Sign Height (ft)

Bottom of Sign – AFF (ft)

Solidity Ratio

Cf per ASCE 7-16 Fig. 29.3-1 — computed from B/s and s/h ratios

Post Count

Wind Parameters

Basic Wind Speed V (mph) — RC-I

Risk Category I (300-yr MRI). Kzt = 1.0 · Kd = 0.85

Exposure Category

Post / Pipe

Post Material

Foundation

Hole Diameter (in)

Min embedment = 1.5 × hole dia · pp = 300 pcf (2× per §1806.3.3) · Ignore top = 0.25 ft · ASD basis

Results

⚠ This calculator is a preliminary engineering aid only. Results are not stamped or sealed calculations. A project-specific structural analysis is required per ASCE 7-16, IBC 2021, and local jurisdiction requirements before permit submittal. Soil conditions, actual wind exposure, and site-specific factors must be verified by a licensed structural engineer. FF Engineering PLLC · Preston Fittro, P.E. · 615-864-0347