Engineering reference
Project verification required
Engineering disclaimer: Calculators and methods on this page are engineering references for education and preliminary design discussion. They are not a substitute for project specifications, PE-stamped calculations, or ALFA confirmation of product ratings for your service conditions. Project-specific verification required.
What it calculates
Counts indicative supports from a user-assumed spacing.
Formula / method
N ≈ ceil(100/span) + 1 per 100 m
Assumptions
Uniform span; no ALFA tables stored.
Interpretation
Use only after the span is approved in project documents.
Limitations
Does not calculate loads, temperature, or anchor points.
Related tool chain
Related products
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