Civil Calculators

Double fillet weld on the beam web under eccentric shear — resultant force per unit length, required weld size, code min/max limits, and six geometry checks per AISC 360 and EIT.

Bearing-type lap or splice connection — bolt shear, bearing and tear-out, plate tension yielding and rupture, block shear, plus spacing and edge-distance checks per AISC 360 ASD.

Base-plate thickness and concrete bearing under axial load and strong-axis moment, with anchor steel checks per AISC Design Guide 1.

Straight tension and compression development, standard hooks, and Class A/B lap splices for deformed bars per ACI 318-19.

Footing size from allowable soil bearing, punching and one-way shear, and flexural reinforcement per ACI 318 and EIT.

Pile loads, punching shear at the column and piles, one-way shear, and flexural reinforcement for 2–6 pile caps per ACI 318 and EIT.

Flexural and shear reinforcement for rectangular reinforced concrete beams (WSD / SDM) per ACI 318 and EIT.

P–M interaction diagram of a rectangular tied column with steel limits, ties, and slenderness checks per ACI 318 and EIT.

One-way and two-way (Method 2) solid slabs: reinforcement per metre, shear, and minimum thickness (WSD / SDM) per ACI 318 and EIT.

Flexure, shear, and deflection checks for hot-rolled H-beams with lateral-torsional buckling per AISC 360 and EIT.

H-section column under axial load and biaxial bending: flexural buckling, slender elements, and H1 interaction per AISC 360.

Cold-formed lipped-channel purlin on a sloping roof: biaxial bending with sag rods, shear, and deflection per AISC ASD and AISI.