TryBuildCalcConstruction Calculator Categories
Browse construction calculator categories for material quantities, structural steel and concrete, earthwork, finishing, plumbing, utilities, and practical site estimation. Open a category to view the calculators inside.
🚜Sitework / Earthwork Calculators9 calculators›
Plot Area CalculatorCalculate land area, perimeter, conversions, and cost.→Topsoil Stripping CalculatorEstimate topsoil volume, reuse split, and stockpile footprint.→Land Leveling CalculatorCalculate cut, fill, trips, days, and leveling cost.→Dewatering CalculatorEstimate dewatering volume, seepage rate, and pump sizing.→Excavation CalculatorsExplore leveling, rectangular, pit, trench, and backfill calculators.Hub5Rectangular Excavation CalculatorEstimate excavation volume, soil, loads, and cost.→Pit Excavation CalculatorCalculate sloped pit volume, soil, loads, and cost.→Trench Excavation CalculatorCalculate trench excavation for pipelines, loads, and cost.→Backfill CalculatorEstimate backfill, compaction, truckloads, and cost.→Plinth Filling / Floor Base CalculatorEstimate plinth fill, PCC bed, and DPM quantity.→
🏗️Structural Calculators21 calculators›
Concrete CalculatorsExplore slab, beam, column, and footing calculators.Hub4Steel CalculatorsExplore slab, beam, column, and footing steel calculators.Hub4Concrete Footing CalculatorEstimate concrete volume, cement, sand, and aggregate for footings.→Footing Steel CalculatorCalculate footing main bars, distribution bars, steel weight, and procurement.→Raft / Mat Foundation CalculatorEstimate raft foundation concrete, mesh steel, and shuttering.→Pile Foundation CalculatorEstimate pile foundation concrete and reinforcement quantity.→Grade Beam / Plinth Beam CalculatorEstimate grade beam concrete, steel, and shuttering quantity.→Concrete Column CalculatorEstimate concrete volume, cement, sand, and aggregate for columns.→Column Steel CalculatorCalculate column vertical bars, lateral ties, steel weight, and procurement.→Concrete Beam CalculatorEstimate concrete volume, cement, sand, and aggregate for beams.→Beam Steel CalculatorCalculate beam main bars, top bars, stirrups, steel weight, and procurement.→Beam Load CalculatorCalculate beam load and bending moment for UDL and point loads.→Lintel CalculatorEstimate lintel concrete, steel, shuttering, and bearing length.→Concrete Slab CalculatorEstimate concrete volume, cement, sand, and aggregate for slabs.→Slab Steel CalculatorCalculate slab reinforcement bars, steel weight, wastage, and procurement.→Staircase CalculatorCalculate steps, riser height, and tread depth.→Staircase Concrete & Steel CalculatorEstimate staircase concrete, steel, and shuttering quantity.→Beam and Block CalculatorEstimate beams, blocks, DPM, and insulation for suspended floors.→Shuttering / Formwork CalculatorEstimate shuttering area, sheets, and cost for 5 element types.→Bar Bending Schedule CalculatorBuild a BBS with cutting length, bends, hooks, laps, and weight.→Development Length / Lap Length CalculatorCalculate development length and lap splice length per IS 456.→Steel Reinforcement CalculatorCalculate rebar length, weight, and quantity.→Rebar Weight CalculatorEstimate rebar weight from diameter and length.→
🧱Material Calculators27 calculators›
PCC CalculatorEstimate cement, sand, and aggregate for PCC.→Concrete Mix Design CalculatorCalculate concrete mix materials by ratio or grade.→Concrete Cement CalculatorEstimate cement, sand, and aggregate for concrete.→Ready-Mix Concrete Order CalculatorEstimate RMC order volume, truck loads, pour time, and cost.→Cement CalculatorsExplore concrete mix, cement bags, sand, aggregate, mortar, plaster, PCC, and screed calculators.Hub9Cement Bags CalculatorCalculate cement bags, kg, and volume from mix ratio.→Aggregate CalculatorsExplore aggregate quantity, weight, density, and conversion calculators.Hub5Aggregate CalculatorCalculate aggregate volume and weight from concrete ratio.→Aggregate Density CalculatorCalculate aggregate density, void content, and specific gravity.→Aggregate Weight CalculatorCalculate aggregate weight, truck loads, and cost.→Sand CalculatorsExplore sand quantity, weight, and coverage calculators.Hub3Sand CalculatorCalculate sand volume and weight from mix ratio.→Sand Weight CalculatorCalculate sand weight, bulking, bags, loads, and cost.→Gravel CalculatorsExplore gravel weight and coverage calculators.Hub2Gravel Weight CalculatorCalculate gravel volume, weight, bags, loads, and cost.→Coverage CalculatorsExplore gravel, sand, and aggregate coverage calculators.Hub3Aggregate Coverage CalculatorCalculate aggregate coverage with compaction, brass, and concrete yield.→Sand Coverage CalculatorCalculate sand coverage, order quantity, bags, and depth.→Gravel Coverage CalculatorConvert gravel quantity, area, and depth in either direction.→Aggregate Unit ConverterConvert aggregate units using material-specific density.→Brick CalculatorCalculate the number of bricks required for wall construction.→Block CalculatorEstimate the blocks needed for wall construction.→Wall / Masonry Quantity CalculatorCalculate brick and block wall quantities with openings.→Mortar CalculatorCalculate cement and sand for mortar mix.→Compound Wall CalculatorEstimate compound wall materials, pillars, plaster, and cost.→Retaining Wall CalculatorEstimate retaining wall materials, drainage, cost, and stability.→Plaster CalculatorEstimate cement and sand for plastering.→Floor Screed CalculatorEstimate cement and sand for floor screed.→Roofing Sheet CalculatorEstimate roofing sheets, screws, ridge caps, and cost.→Asphalt Shingle Roofing CalculatorEstimate shingle bundles, underlayment, nails, and cost.→Timber / Lumber CalculatorEstimate timber piece count, board feet, and cost.→Gypsum / POP Plaster CalculatorEstimate gypsum/POP plaster powder, bags, and cost.→
🎨Finishing Calculators11 calculators›
Waterproofing CalculatorEstimate waterproofing area, material quantity, and cost.→False Ceiling CalculatorCalculate boards, channels, hangers, screws, and cost.→Tile CalculatorCalculate tiles needed for floor and wall areas.→Tile Adhesive CalculatorEstimate tile adhesive, thin-set bags, and cost.→Grout CalculatorEstimate tile grout quantity, bags, and cost.→Laminate & Vinyl Flooring CalculatorEstimate flooring boxes, underlayment, and cost.→Skirting CalculatorEstimate skirting length, pieces, boxes, and cost.→Wall Putty CalculatorEstimate wall putty quantity, bags, and cost.→Paint CalculatorEstimate paint needed for interior and exterior surfaces.→Room Paint CalculatorEstimate room paint with door/window deduction and ceiling.→Wallpaper CalculatorEstimate wallpaper rolls, pattern repeat, and cost.→
🧱Insulation & Drywall Calculators3 calculators›
🚰Plumbing8 calculators›
Septic Tank Size CalculatorEstimate septic tank capacity, sludge storage, and dimensions.→Water Tank Capacity CalculatorEstimate tank volume, fill level, liters, gallons, and fill time.→Rainwater Harvesting CalculatorEstimate roof rainwater yield, tank size, overflow, and demand coverage.→Pipe Sizing by Fixture Units CalculatorSize a water supply pipe from fixture units, demand, and velocity.→Drain Pipe Slope CalculatorCalculate fall/slope, code-minimum compliance, and DFU capacity.→Pipe Volume CalculatorCalculate pipe volume, liters per meter, quantity, and fluid weight.→Water Pump / Pressure Booster Sizing CalculatorSize a pump by Total Dynamic Head, flow rate, and horsepower.→Water Heater Sizing CalculatorSize a storage tank (FHR) or tankless (GPM/BTU) water heater.→
⚡Electrical Calculators16 calculators›
Electrical Load / Panel Size CalculatorSize a dwelling service/panel per the NEC 220.82 Optional Calculation.→Transformer kVA CalculatorSize a transformer or find full-load current, per ANSI/IEEE or IEC standard sizes.→Generator Size / Wattage CalculatorSize a generator from appliance running and starting watts.→Solar Panel Size CalculatorSize a solar array from usage and peak sun hours.→UPS / Inverter Battery Capacity CalculatorFind backup runtime, or size the battery bank you need.→Wire Size CalculatorFind the recommended AWG wire gauge from load, voltage, and length.→Voltage Drop CalculatorCheck voltage drop or solve for maximum wire run length.→Circuit Breaker Size CalculatorFind breaker size per NEC 210.20/240.6, with multi-load and GFCI/AFCI checks.→Conduit Fill CalculatorSize conduit for mixed conductors, per NEC Chapter 9.→Electrical Box Fill CalculatorCheck box fill for outlet/device/junction boxes, per NEC 314.16.→Grounding Electrode Conductor Size CalculatorSize the grounding electrode conductor per NEC Table 250.66.→Equipment Grounding Conductor Size CalculatorSize the equipment grounding conductor per NEC Table 250.122.→EV Charger Load CalculatorSize wire and breaker for an EV charger circuit.→Lighting Load CalculatorSize lighting circuits by occupancy type, per NEC 220.42.→MCA & MOCP Calculator (HVAC Circuit Sizing)Size AC/HVAC wire and breaker per NEC Article 440 MCA/MOCP.→Electricity Running Cost CalculatorFind equipment running cost per day, week, month, and year.→
🪵Framing / Lumber Calculators9 calculators›
Stud CalculatorSize wall studs, plates, and lumber for framing.→Rafter CalculatorSize roof rafters, cuts, and ridge board for framing.→Sheathing CalculatorSize OSB/plywood sheathing panels and nails.→Floor Joist CalculatorSize floor joists, rim board, and blocking.→Deck Framing CalculatorSize deck joists, ledger, beam, and posts.→Roof Truss CalculatorSize roof trusses, height, and connectors.→Hip Roof / Hip & Valley Rafter CalculatorSize hip, valley, jack, and common rafters.→Wood Stair Stringer CalculatorSize stair stringers, risers, treads, and throat depth.→Fascia & Soffit CalculatorSize fascia boards and soffit panels.→
📐Driveway & Fencing Calculators10 calculators›
Concrete Driveway CalculatorSize driveway concrete, base, rebar, and joints.→Gravel Driveway CalculatorSize driveway sub-base, base, surface gravel, fabric, and edging.→Paver Driveway CalculatorSize driveway base, bedding sand, pavers, and joint sand.→Asphalt Driveway CalculatorSize driveway base, asphalt, tack coat, and sealcoat.→Wood Fence CalculatorSize fence posts, rails, pickets, and footings.→Chain-Link Fence CalculatorSize chain-link posts, fabric rolls, rail, and footings.→Vinyl/Composite Fence CalculatorSize vinyl/composite fence posts, rails, pickets, and footings.→Wire Fence CalculatorSize farm fence T-posts, wire rolls, and H-brace materials.→Asphalt Driveway Resurfacing CalculatorSize driveway milling, overlay asphalt, and tack coat.→Fence Gate CalculatorSize gate frame, hardware, and gate posts.→
📐HVAC Calculators20 calculators›
AC & Furnace Size CalculatorSize AC tonnage and furnace BTU output/input.→Heat Pump Size CalculatorSize heat pump tonnage, balance point, and backup heat.→Mini-Split BTU CalculatorSize ductless indoor heads and connected indoor capacity.→Window/Portable AC BTU CalculatorSize a window/wall or portable room AC by BTU, plus real SACC for portables.→HVAC Airflow / Room CFM CalculatorCalculate system airflow and allocate room-by-room CFM.→Duct Size CalculatorSize duct diameter from CFM and duct category.→Static Pressure CalculatorDiagnose TESP against rated capacity, or size an available static pressure/friction rate budget.→Exhaust Fan / Range Hood CFM CalculatorSize bathroom exhaust fan or kitchen range hood CFM.→Whole-House Fan CalculatorSize a whole-house fan's CFM, attic vent NFA, and window opening.→Attic Ventilation CalculatorSize soffit intake and ridge/gable exhaust vent NFA.→Humidifier / Dehumidifier Size CalculatorSize whole-house humidifier gal/day or dehumidifier pints/day.→Evaporative Cooler CalculatorSize evaporative (swamp) cooler CFM, pad area, and a humidity suitability screening.→Boiler / Hydronic Heating CalculatorSize a hydronic boiler's Net I=B=R output or baseboard length.→Radiant Floor Heating CalculatorSize radiant floor tubing length, loop count, and a preliminary output screening.→Refrigerant Line Set CalculatorSize refrigerant line set equivalent length, capacity impact, and refrigerant charge.→Condensate Drain Line CalculatorSize condensate drain pipe diameter, flow rate, trap depth, and slope drop.→Cast-Iron Radiator EDR Sizing CalculatorSize cast-iron radiator EDR and BTU/hr output for steam or hot-water systems.→SEER Savings CalculatorCompare old vs. new AC/heat pump energy cost and payback period.→Register & Grille Sizing CalculatorSize supply register/return grille free area from CFM and velocity.→Combustion & Makeup Air Sizing CalculatorSize IFGC combustion/makeup air openings for confined gas appliance spaces.→
📐Landscaping & Garden Calculators18 calculators›
Mulch CalculatorSize mulch bags or bulk cubic yards/metres for a garden bed.→Topsoil CalculatorSize topsoil bags or bulk cubic yards/metres for a lawn, bed, or plot.→Raised Bed Soil CalculatorSplit raised bed soil volume across a mix recipe — Mel's Mix, topsoil-compost, or custom.→Sod / Turf CalculatorSize sod rolls, pallets, or metric slabs/turf rolls for a lawn.→Grass Seed & Overseeding CalculatorSize grass seed bags for a new lawn or overseeding, by species.→Lawn Fertilizer CalculatorSize lawn fertilizer bags by application scenario and N-P-K ratio.→Plant Spacing CalculatorSize plant count by spacing distance and Square/Triangular layout.→Compost CalculatorSize a brown/green compost recipe by target C:N ratio, mixed by weight.→Patio/Paver Materials CalculatorSize patio base/slab, bedding/mortar, pavers or flagstone, and joint fill.→Pond/Water-Feature Volume CalculatorSize pond volume, liner, pump GPH, and fish-stocking guideline by shape.→Irrigation Zone & Watering Runtime CalculatorSize irrigation zones, runtime per zone, and cycle-and-soak timing.→Potting Soil & Container Volume CalculatorSize potting mix and bag counts for pots, planters, boxes and baskets.→Artificial Grass / Synthetic Turf CalculatorPlan turf strips off a fixed-width roll, plus base, infill, seams and fixings.→French Drain / Land Drain Materials CalculatorSize French drain stone, pipe, geotextile and fittings, and check capacity.→Lawn Lime & Soil-pH Amendment CalculatorSize lime or sulfur for lawn soil pH, with a safe application schedule.→Drip Irrigation Line & Emitter CalculatorSize drip tubing, emitters and fittings for a real, buyable materials list.→Landscape Edging / Garden Border CalculatorSize edging rolls or units, stakes and connectors for a garden border.→Tree & Shrub Planting CalculatorSize planting holes, backfill, mulch ring and staking for trees and shrubs.→