Arch Calculator
Find the radius, central angle, arc length, and opening area of a circular arch, plus bricks for a masonry arch.
LIVE CALCULATION
Arch Radius
3.00
ft · circle the arch is part of
Arc length ≈ 9.4 ft
Project Summary
Span-
Rise-
Central Angle-
Opening Area-
Bricks Needed-
Cost Estimate
By Brick-
Estimated Total-
Calculation Assumptions
Radius-
Central Angle-
Arc Length-
Arch Type-
Brick / Joint-
Waste Percentage-
Pricing BasisNot specified
Actual material requirements may vary by brick size, joint thickness, arch geometry, ring count, and wastage. Semicircular arches have a radius equal to half the span.
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