Civil engineering and structures
Reinforcement ratio of a rectangular section
Calculates reinforcement ratio from steel area, section width, and effective depth.
Related calculators
Concrete cover from effective depth
Calculates the geometric difference between total depth and effective depth.
RC bar count from area
Helper calculation of theoretical bar count from required steel area and single bar area; it is not code-based design.
Simplified reinforced-concrete moment capacity
Estimates moment from steelArea * yieldStress * leverArm; this is not code-based design.
Slab self-weight
Calculates slab area load from thickness, density, and gravitational acceleration.
Reinforcement mass from length and diameter
Calculates approximate reinforcing bar mass using the practical formula m = L * d² / 162.
Area load from mass and area
Distributes mass as an area load over a given area using the supplied gravitational acceleration.