Tools › User guides › RCC Estimator Pro
How to use RCC Estimator Pro
RCC Estimator Pro gives the complete material, steel and cost estimate for an RCC framed house from G+0 to G+3: member sizing, cement, sand, stone chips, bricks, steel with a full bar bending schedule and order list, stage-wise quantities, cost break-up, PDF report and Excel export. It is a premium tool — ₹399 one-time, lifetime access, on any device where you sign in.
Open the RCC Estimator Pro ›
Getting access (₹399, one time)
- Open RCC Estimator Pro and press Buy RCC Estimator Pro — ₹399.
- Sign in with your email: we send a sign-in link (no password). Open the link on the same device.
- Pay by UPI, card or net banking (Razorpay). The estimator unlocks at once.
- On another phone or computer, open the tool, press Already bought? Sign in and use the same email.
Bought earlier with a licence key? Use Enter your key, or Link that payment to your email to move it to email sign-in.
Quick start
- Open the Input tab. Every box already has a typical value.
- Fill the boxes for your house group by group — at least plinth area, storeys, floor height, grid spacing, SBC, wall thicknesses, doors / windows and your local market rates.
- Press Calculate →.
- Read Design, Quantity, BBS and Cost. Export with PDF or Excel; keep projects with Save / Projects.
The tabs
| Tab | What you find |
|---|
| Input | All inputs below, in groups. Reset defaults restores typical values. |
| Design | Member sizes (slab, beam, column, footing) with IS 456 checks and thumb-rule cross-checks. |
| Quantity | Quantities by stage and by material: concrete, cement bags, sand, stone chips, bricks, steel, tiles. |
| BBS | Steel by diameter (Dia summary), the full bar bending schedule with cutting lengths, and the steel order list. |
| Cost | Detailed cost break-up and stage-wise cash-flow at your rates. |
| Notes | Assumptions and notes for the estimate. |
| Projects | Your saved estimates — open, rename or delete. |
Project
| Field | Guidance / typical value | Options or allowed range |
|---|
| Project / owner name | | |
| Location | | |
Building geometry
| Field | Guidance / typical value | Options or allowed range |
|---|
| Plinth area (per floor) | Built-up area of one floor · typical: 800–1500 sft | 150 – 20000 sft |
| Plan shape L : B | 1.0 = square, 1.5 = long rectangle · typical: 1.2 | 1 – 3 |
| Number of storeys | most homes: G+1 or G+2 | G+0 (ground only) / G+1 / G+2 / G+3 |
| Floor to floor height | typical: 3000mm (10 ft) | 2600 – 4200 mm |
| Plinth height above G.L. | typical: 600mm | 300 – 1500 mm |
| Column grid spacing | c/c distance between columns · typical: 3–3.5m | 2.5 – 6 m |
| Number of columns | | Auto from grid / Enter manually |
| ↳ Columns entered | typical: 10–16 for a small house | 4 – 200 nos |
| Chajja / sunshade projection | typical: 450–600mm | 0 – 1200 mm |
| Staircase included | | Yes / No |
| ↳ Stair well area (out-out) | typical: 10–14 sqm | 4 – 40 sqm |
| Mumty room on roof | | Yes / No |
| Parapet height on roof | typical: 900–1000mm | 0 – 1500 mm |
Foundation & soil
| Field | Guidance / typical value | Options or allowed range |
|---|
| Safe bearing capacity of soil | 150 = normal, 100 = soft, 200 = firm | 60 – 400 kN/m² |
| Founding depth below G.L. | to bottom of PCC · typical: 1200–1500mm | 900 – 3500 mm |
| PCC thickness below footing | typical: 75–100mm | 75 – 200 mm |
| PCC offset beyond footing | typical: 75–100mm all round | 0 – 300 mm |
| Sand bedding below PCC | typical: 75mm, 0 if not used | 0 – 300 mm |
| Footing size | | Auto (design from SBC) / Enter manually |
| ↳ Footing size (square) | typical: 1.2–1.8m for a small house | 600 – 4000 mm |
| ↳ Footing thickness | typical: 350–450mm | 200 – 900 mm |
| Footing shape | sloped saves concrete; flat is simpler to shutter | Uniform thickness pad / Sloped / tapered pad |
Structural members
| Field | Guidance / typical value | Options or allowed range |
|---|
| Concrete grade (RCC) | M20 is standard for ordinary residential RCC | M20 (1 : 1.5 : 3) / M25 (1 : 1 : 2) / M30 (design mix) |
| Steel grade | Fe 500 is the current standard | Fe 500 / 500D / Fe 415 |
| PCC grade | 1:4:8 is standard for footing PCC | 1 : 4 : 8 / 1 : 3 : 6 / 1 : 5 : 10 |
| Column size | | Auto (design for load) / Enter manually |
| ↳ Column width b | typical: 230–250mm | 200 – 600 mm |
| ↳ Column depth D | typical: 300–350mm | 200 – 900 mm |
| Beam size | | Auto (from span) / Enter manually |
| ↳ Beam width | typical: 230mm, same as wall thickness | 150 – 450 mm |
| ↳ Beam depth (overall) | typical: 300–450mm | 250 – 750 mm |
| Plinth / tie beam width | typical: 230mm | 150 – 450 mm |
| Plinth / tie beam depth | typical: 300mm | 200 – 600 mm |
| Slab thickness | | Auto (from span) / Enter manually |
| ↳ Slab thickness | typical: 125–150mm | 100 – 250 mm |
| Lintel depth | typical: 150mm | 100 – 300 mm |
| Lintel bearing each side | typical: 150mm into the wall | 100 – 300 mm |
| Live load on floor | IS 875-2: residential 2.0 | 1.5 – 5 kN/m² |
| Floor finish load | typical: 1.0–1.5 | 0.5 – 2.5 kN/m² |
Walls, openings & plaster
| Field | Guidance / typical value | Options or allowed range |
|---|
| External wall thickness | typical: 230mm (9 inch) | 100 – 350 mm |
| Internal / partition wall thk | typical: 115mm (4.5 inch) | 75 – 250 mm |
| Internal wall length factor | × external wall length; 0.8 typical | 0.3 – 1.6 |
| Doors per floor | typical: 5–7 for a small house | 0 – 60 nos |
| Door width | typical: 900mm | 600 – 1800 mm |
| Door height | typical: 2100mm | 1800 – 2400 mm |
| Windows per floor | typical: 6–10 for a small house | 0 – 60 nos |
| Window width | typical: 1200mm | 450 – 2400 mm |
| Window height | typical: 1200mm | 450 – 2400 mm |
| Brick length (actual) | standard modular: 230mm | 150 – 400 mm |
| Brick width (actual) | standard modular: 110mm | 75 – 200 mm |
| Brick height (actual) | standard modular: 70mm | 60 – 200 mm |
| Mortar joint thickness | typical: 10mm | 6 – 20 mm |
| Brickwork mortar ratio | 1:6 is standard for load-bearing brickwork | 1 : 4 / 1 : 5 / 1 : 6 / 1 : 7 |
| Internal plaster thickness | typical: 12mm | 6 – 25 mm |
| External plaster thickness | typical: 20mm | 10 – 30 mm |
| Ceiling plaster thickness | typical: 6mm, 0 if false ceiling used | 0 – 15 mm |
| Plaster mortar ratio | 1:5 or 1:6 is standard | 1 : 3 / 1 : 4 / 1 : 5 / 1 : 6 |
Tile work & finishes
| Field | Guidance / typical value | Options or allowed range |
|---|
| Floor area for tiling | fraction of plinth area after walls · typical: 0.85 | 0.6 – 1 |
| Floor tile size (length) | typical: 600mm | 150 – 1200 mm |
| Floor tile size (width) | typical: 600mm | 150 – 1200 mm |
| Skirting height | typical: 100mm | 0 – 300 mm |
| Bathrooms per floor | typical: 2 for a small house | 0 – 10 nos |
| Bathroom wall perimeter (each) | typical: 8–10m | 0 – 30 m |
| Bathroom dado height | typical: 2100mm, up to lintel level | 0 – 3000 mm |
| Kitchen dado area per floor | typical: 6 sqm | 0 – 40 sqm |
| Tile wastage | typical: 5–8% | 0 – 20 % |
| Tile bedding mortar thickness | typical: 20–25mm | 0 – 60 mm |
Reinforcement assumed — member wise
| Field | Guidance / typical value | Options or allowed range |
|---|
| Footing / column steel | | Auto (design check) / Fully manual |
| FOOTING | | |
| Footing mesh bar dia | typical: 12mm | 8 mm / 10 mm / 12 mm / 16 mm |
| Footing mesh spacing | used when steel set to manual · typical: 150mm c/c | 75 – 300 mm c/c |
| COLUMN | | |
| Column main bars – set 1 (nos) | typical: 4 (one at each corner) | 0 – 20 nos |
| Column main bars – set 1 (dia) | typical: 16mm | 10 mm / 12 mm / 16 mm / 20 mm / 25 mm |
| Column main bars – set 2 (nos) | 0 if only one bar size used · typical: 2 | 0 – 20 nos |
| Column main bars – set 2 (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm / 25 mm |
| Column tie / stirrup dia | typical: 8mm | 6 mm / 8 mm / 10 mm |
| Column tie spacing | typical: 150mm c/c | 75 – 300 mm c/c |
| PLINTH / TIE BEAM | | |
| Plinth beam – bottom bars (nos) | typical: 2 | 2 – 8 nos |
| Plinth beam – bottom bars (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm |
| Plinth beam – top bars (nos) | typical: 2 | 2 – 8 nos |
| Plinth beam – top bars (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm |
| Plinth beam – stirrup dia | typical: 8mm | 6 mm / 8 mm / 10 mm |
| Plinth beam – stirrup spacing | typical: 150mm c/c | 75 – 300 mm c/c |
| FLOOR / ROOF BEAM | | |
| Beam – bottom straight (nos) | typical: 2 | 2 – 8 nos |
| Beam – bottom straight (dia) | typical: 16mm | 10 mm / 12 mm / 16 mm / 20 mm / 25 mm |
| Beam – top straight (nos) | typical: 2 | 2 – 8 nos |
| Beam – top straight (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm / 25 mm |
| Beam – extra bottom at mid (nos) | typical: 1 | 0 – 6 nos |
| Beam – extra bottom (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm |
| Beam – extra top at support (nos) | typical: 2 | 0 – 6 nos |
| Beam – extra top (dia) | typical: 12mm | 10 mm / 12 mm / 16 mm / 20 mm |
| Beam – stirrup dia | typical: 8mm | 6 mm / 8 mm / 10 mm |
| Beam – stirrup spacing | typical: 150mm c/c | 75 – 300 mm c/c |
| SLAB | | |
| Slab – bottom main bar dia | typical: 8mm | 8 mm / 10 mm / 12 mm |
| Slab – bottom spacing (both ways) | typical: 125mm c/c | 75 – 300 mm c/c |
| Slab – top bar dia at supports | typical: 8mm | 8 mm / 10 mm / 12 mm |
| Slab – top spacing | typical: 150mm c/c | 75 – 300 mm c/c |
| LINTEL & CHAJJA | | |
| Lintel – bottom bars (nos) | typical: 2 | 2 – 6 nos |
| Lintel – bottom bar dia | typical: 10mm | 8 mm / 10 mm / 12 mm / 16 mm |
| Lintel – top bars (nos) | typical: 2 | 0 – 6 nos |
| Lintel – top bar dia | typical: 8mm | 8 mm / 10 mm / 12 mm |
| Lintel – stirrup dia | typical: 6mm | 6 mm / 8 mm |
| Lintel – stirrup spacing | typical: 150mm c/c | 75 – 300 mm c/c |
| Chajja – bar dia | typical: 8mm | 8 mm / 10 mm |
| Chajja – spacing | typical: 125mm c/c | 75 – 250 mm c/c |
| STAIRCASE | | |
| Stair – main bar dia | typical: 12mm | 10 mm / 12 mm / 16 mm |
| Stair – main bar spacing | typical: 125mm c/c | 75 – 250 mm c/c |
| Stair – distribution bar dia | typical: 8mm | 8 mm / 10 mm |
| Stair – distribution spacing | typical: 200mm c/c | 100 – 300 mm c/c |
| Stair riser height | typical: 150mm | 130 – 200 mm |
| Stair tread width | typical: 250mm | 200 – 350 mm |
| Stair waist slab thickness | typical: 125mm | 100 – 200 mm |
| Stair flight width | typical: 1.0–1.1m | 0.8 – 2 m |
| GENERAL DETAILING | | |
| Lap length | typical: 50× dia for Fe 500 | 30 – 70 × dia |
| Standard bar length supplied | standard: 12m | 6 – 14 m |
| Steel wastage / cutting loss | typical: 3% | 0 – 12 % |
| Clear cover – footing | IS 456: typical 50mm | 40 – 75 mm |
| Clear cover – column | IS 456: typical 40mm | 25 – 50 mm |
| Clear cover – beam | IS 456: typical 25mm | 20 – 50 mm |
| Clear cover – slab | IS 456: typical 20mm | 15 – 30 mm |
With Footing / column steel = Auto the estimator checks the footing and column steel by design. Choose Fully manual to use exactly the bars you enter (for example from the Building Frame Designer). Column main bars set 1 are usually the corner bars and set 2 a second, smaller size along the faces — enter 0 nos in set 2 if all bars are one size.
Market rates — edit for your area
| Field | Guidance / typical value | Options or allowed range |
|---|
| Cement (OPC/PPC 50 kg) | defaults to ₹420/bag — edit for your area | 0 – … ₹/bag |
| Sand (fine aggregate) | defaults to ₹55/cft | 0 – … ₹/cft |
| Stone chips 20 mm | defaults to ₹65/cft | 0 – … ₹/cft |
| Stone chips 40 mm (PCC) | defaults to ₹60/cft | 0 – … ₹/cft |
| Bricks | defaults to ₹9000/1000 | 0 – … ₹/1000 |
| Reinforcement steel | defaults to ₹68/kg | 0 – … ₹/kg |
| Binding wire | defaults to ₹80/kg | 0 – … ₹/kg |
| Floor tiles | defaults to ₹60/sft | 0 – … ₹/sft |
| Wall / dado tiles | defaults to ₹45/sft | 0 – … ₹/sft |
| Earthwork excavation | defaults to ₹250/cum | 0 – … ₹/cum |
| Filling sand / earth | defaults to ₹35/cft | 0 – … ₹/cft |
| Shuttering / centering | defaults to ₹22/sft | 0 – … ₹/sft |
| Labour charged as | | Rate per sft of built-up area / % of material cost |
| ↳ Labour rate | defaults to ₹320/sft | 0 – … ₹/sft |
| ↳ Labour as % of material | defaults to 45% | 0 – 100 % |
| Door (frame + shutter, each) | defaults to ₹9000 | 0 – … ₹/nos |
| Window (each) | defaults to ₹7000 | 0 – … ₹/nos |
| Painting (int + ext, all coats) | defaults to ₹35/sft | 0 – … ₹/sft |
| Electrical (with material) | defaults to ₹110/sft | 0 – … ₹/sft |
| Plumbing + sanitary | defaults to ₹120/sft | 0 – … ₹/sft |
| Contingency / miscellaneous | typical: 5% | 0 – 25 % |
Rates change from place to place and month to month. Enter today’s local rates — the Cost tab recalculates instantly.
Filling it from the Building Frame Designer
If you designed the house in the free Building Frame Designer, open Input sheet for RCC Estimator Pro at the bottom of its results. It lists these inputs in the same order with the values from your design; type them in and complete the rows marked “Input to be done separately”.
Questions people ask
Is RCC Estimator Pro a one-time payment?
Yes — ₹399 once, lifetime access, on any device where you sign in with the same email.
What if my house is bigger than G+3?
The estimator covers G+0 to G+3. For taller buildings, estimate the floors in parts or contact us.
How accurate is the estimate?
It follows IS 456 and Indian field practice for a regular RCC framed house. Use your local rates and actual drawings; final quantities come from the working drawings.
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