CivilTech Studio blog
Articles on structural design, foundations, concrete, site practice and Indian codes — written by CivilTech Studio engineers and our community.
How to prepare the bar bending schedule of an RCC slab: bar spacing, number of bars, cutting lengths, bend deductions and steel weight, with a 3 m × 4 m slab.
8 min read
How to calculate the weight of a steel bar with D²/162: where 162 comes from, a kg/m table for 6 to 40 mm bars, and worked examples for 12 mm bars.
6 min read
Calculate the cutting length of a rectangular stirrup step by step: outside dimensions, 135° hooks per IS 13920 and the IS 2502 bend allowances, with a worked 230 × 450 mm beam example.
5 min read
RCC building estimate calculation step by step: concrete volume, shuttering, bar bending schedule cutting lengths, steel kg (d²/162), cement bags, excavation and a priced BOQ, worked for a G+1 frame with every number checked.
17 min read
