Complete Tool Directory

Engineering Tools for Nepal

A comprehensive suite of free calculators, converters, and structural design utilities tailored to Nepal Building Codes (NBC) and IS specifications.

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⭐ Top Featured Calculators

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Nepali Area Converter

Convert ropani, aana, paisa, daam, square feet and square meter.

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Trace & Scale Land Calculator

Upload a Naksa (Blueprint), calibrate the scale, and trace to instantly find the area of irregular plots.

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PPA & Bolpatra Calculator

Calculate Bid Capacity, Price Adjustment (Pn), and Performance Security for e-GP tenders.

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Quantity Calculator

Calculate cement, sand, aggregate & bricks for concrete, brickwork, plaster & punning.

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🏗️Civil Engineering

Estimation & Quantities

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PPA & Bolpatra Calculator

Calculate Bid Capacity, Price Adjustment (Pn), and Performance Security for e-GP tenders.

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Quantity Calculator

Calculate cement, sand, aggregate & bricks for concrete, brickwork, plaster & punning.

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Paint & Putty Estimator

Calculate paint, primer, and putty quantities for your room walls.

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Steel Weight Calculator

Calculate TMT/rebar weight per meter and total weight for your construction project.

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Cost Estimator

Estimate construction costs with district rates.

Coming Soon
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Staircase Calculator

Design doglegged stairs, calculate steps, waist slab concrete volume, tile finishes & railing as per NBC 206.

Structural & Building Design

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Water Tank Size Calculator

Calculate required water storage capacity and tank dimensions based on household size and daily usage.

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Septic Tank Calculator

Design septic tanks as per IS 2470 – dimensions, capacity, materials & 2D drawings.

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Concrete Mix Design

Design concrete mixes as per IS 10262:2019 – trial mix proportions for any grade.

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Footing Designer

Design isolated footings, combined footings, and check bearing capacity, reinforcement, and dimensions as per codes.

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RCC Design

Reinforced concrete beam, column & slab design.

Coming Soon
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Structural Analysis

Beam deflection, moment, and shear force calculators.

Coming Soon
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Foundation Design

Isolated, combined, and raft foundation design tools.

Coming Soon
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Retaining Wall Design

Design retaining walls for earth pressure and stability.

Coming Soon

Geotechnical & Surveying

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Surveying Calculators

Leveling, contouring, and land surveying calculations.

Coming Soon

Infrastructure & Transportation

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Drainage Design

Stormwater drainage, gutter, and pipe sizing tools.

Coming Soon
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Pipeline Design

Pipeline pressure drop and sizing calculations.

Coming Soon
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⚡MEP Engineering

Mechanical & Plumbing

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HVAC Design

Cooling load, duct sizing, and air conditioning tools.

Coming Soon

Electrical Systems

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Lighting Design

Lux level and lighting fixture calculations.

Coming Soon