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Welcome to Sketch Construction

Estimate structural elements with pinpoint accuracy or scan architectural bills of quantities and PDFs to generate detailed material requirements list in seconds.

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Concrete Calculated

0.00 m³

Slabs, footing, and columns combined

Total Bricks / Tiles

0 pcs

Walls & flooring estimations

Steel Weight

0.00 kg

Structural rebar reinforcement

Quick Start Calculators

Jump straight to individual material modules

Concrete Slab Brick Walls Floor Tiles Rebar Weight

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Auto-Extract from Blueprint & Specifications PDF

Upload your architectural PDF, blueprint schedule, or BOQ table. Our intelligent parser scans materials, identifies volume/area declarations, and instantly projects real sand, cement, rebar, or tile counts required.

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Element Specifications

Structure Type Slab / Rectangular Area Rectangular Column Round Column

Length (meters)

Width (meters)

Thickness / Depth (meters)

Quantity / Elements

Concrete Mix Design (Cement : Sand : Aggregate) M20 (1 : 1.5 : 3) - Slabs / Beams M25 (1 : 1 : 2) - Columns / Foundation M15 (1 : 2 : 4) - Lean Concrete M10 (1 : 3 : 6) - Foundations / Pathways

Wastage Buffer (%)

Real-time Interactive Guide

L: 10m W: 5m T: 0.15m

Material Requirements Projection

Total Wet Volume: 7.50 m³

Total Dry Volume (with wastage): 12.13 m³

Cement Required

98 Bags

(50 kg bags)

Sand Volume

4.13 m³

(146 cu ft)

Coarse Aggregate

8.26 m³

(292 cu ft)

Footing Configurations

Foundation Type Standard Pad Footing (Flat rectangular block) Trapezoidal / Sloped Footing (Tapered top)

Base Length (meters)

Base Width (meters)

Base Pad Depth / Thickness (d) (meters)

Number of Footings

Tapered Slope Details

Slope Height (D) (meters)

Concrete Mix Ratio M20 (1 : 1.5 : 3) - Standard Footing M25 (1 : 1 : 2) - Heavy Foundation M15 (1 : 2 : 4) - General Foundation

Top Column Area Length (a) (meters)

Top Column Area Width (b) (meters)

Rebar Steel Mat Details

Main Bar Diameter (mm) 10 mm 12 mm 16 mm 20 mm

Bar Spacing (mm)

Concrete Cover (mm)

Upward Hook Height (mm)

Wastage Buffer (%)

Footing Structure Visualizer

Footing Materials Projection

Total Concrete Volume: 5.83 m³

Total Rebar Mat Weight: 164.2 kg

Cement Required

76 Bags

(50 kg bags)

Sand Volume

3.21 m³

Clean sand

Aggregate

6.42 m³

Stone gravel

Add Footing Rebar to Schedule

Wall Dimensions

Wall Length (meters)

Wall Height (meters)

Wall Thickness (meters) 115mm (Single Brick / Partition) 230mm (Double Brick / Load-bearing)

Wastage Buffer (%)

Deductions (Doors & Windows)

Number of Doors

Number of Windows

Standard Brick Size

Brick Length (mm)

Brick Width (mm)

Brick Height (mm)

Mortar Joint Thickness (mm)

Mortar Mix Ratio 1 : 4 (Strong / External Walls) 1 : 6 (Standard / Interior Partition)

Wall Structure Visualizer

Material Requirements Projection

Net Wall Area: 30.80 m²

Mortar Volume: 1.75 m³

Total Bricks

3,745 pcs

(Including Wastage)

Cement Needed

9 Bags

For mortar joints

Sand Needed

1.92 m³

Clean construction sand

Room & Floor Elements

Floor Length (meters)

Floor Width (meters)

Tile Configurations

Tile Size - Length (cm)

Tile Size - Width (cm)

Tile Joint Gap (mm)

Wastage / Cutting Allowance (%)

Tiled Layout Visualizer

Tiling Estimation Summary

Total Floor Area: 24.00 m²

Tiles Required

74 pcs

(60x60 cm tiles)

Adhesive (kg)

96 kg

(approx. 4 kg/m²)

Tile Grout

8.4 kg

For grout seams

Rebar Estimation Mode

Calculation Mode Simple Count & Length (Direct Input) Slab Reinforcement Grid (Auto-Calculate) Column Reinforcement Cage (Verticals & Rings)

Bar Diameter (mm) 8 mm (Stirrups / Ties / Stirrup rods) 10 mm (Slab Mesh / Distribution) 12 mm (Slab Main / Light Columns) 16 mm (Beams / Standard Columns) 20 mm (Heavy Load Beams) 25 mm (Heavy Foundations)

Length of One Bar (meters)

Total Quantity of Bars

Slab Length (meters)

Slab Width (meters)

Bar Spacing (mm)

Mesh Layers Single Mesh Layer (Bottom) Double Mesh Layer (Top & Bottom)

Column Height (meters)

Number of Columns

Main Vertical Bars (per col)

Main Bar Diameter (mm) 12 mm 16 mm 20 mm 25 mm

Col Width / Depth (mm)

Col Breadth / Thickness (mm)

Ring Spacing (mm)

Ring Bar Diameter (mm) 8 mm 10 mm

Clear Concrete Cover (mm)

Wastage / Scrap Buffer (%)

Rebar Gauge Visualizer

Reinforcement Steel Projection

Calculated Layout: N/A

Unit Weight: 0.89 kg/m

Total Linear Length: 600.00 m

Standard 12m Bars: 50 Bars

Estimated Total Weight

532.8 kg

(0.53 Metric Tons)

Add to Rebar List

Rebar Estimation Schedule (Combined Material List)

Calculate multiple sizes/lengths of bars together

Clear List

Description	Diameter	Specifications / Formula Details	Total Length	Total Weight (kg)	Action
No rebars added to the list. Use inputs above and click "Add to Rebar List".
Grand Total Weight:				0.0 kg (0.00 Metric Tons)

Wall Surface Area Details

Total Wall Length (meters)

Wall Height (meters)

Number of Coats 1 Coat (Touchup) 2 Coats (Standard) 3 Coats (Heavy coverage)

Paint Coverage Ratio (sq ft per Liter)

Deductions (Unpainted Area)

Doors (Qty)

Windows (Qty)

Paint Roller Simulator

Paint & Coating Summary

Net Painted Area: 41.90 m² (451 sq ft)

Paint Needed

9.0 Liters

Based on coats & coverage

Wall Primer

4.5 Liters

1 coat recommended

Wall Putty

83.8 kg

(approx 2 kg/m²)

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Import Quantities to Session

Extracted Structural Quantities

Identified areas, volumes, and weights from document pages

Description / Context	Value	Confidence	Actions

Projected Resource Requirements

Extrapolated raw materials based on parsed volumes/areas

No materials projected. Select or verify extracted parameters on the left.