Calculators for excavation, access, spoil and site kit.
Start with a measurement-based tool, then use the result to choose the right type of digger, dumper, breaker, compactor, pump or landscaping equipment.
01Trench Spoil Volume Calculator
Work out trench dig volume, loose spoil and likely dumper loads before hiring a digger.
Live calculator02Drainage Fall & Invert Level Planner
Estimate pipe fall, end invert level and trench-depth change across a drainage run.
Live calculator03Strip Foundation Dig Out Calculator
Estimate trench volume, loose spoil and concrete volume for strip footings.
Live calculator04Driveway Excavation & Sub-Base Calculator
Estimate dig-out volume, Type 1 sub-base tonnage and compaction kit for driveway preparation.
Live calculator05Micro Digger Access Envelope Checker
Check gate width, path width, turning space, slope and unloading access before booking a machine.
Live calculator06Digger & Dumper Pairing Calculator
Match spoil volume, haul distance and access width to a practical dumper choice.
Live calculator07Concrete Slab Breakout Calculator
Estimate slab volume, waste weight and whether the job suits a hydraulic breaker or hand breaker.
Live calculator08Post Hole & Fence Line Calculator
Calculate post count, hole volume, concrete volume and whether an auger or manual digger makes sense.
Live calculator09Wheelbarrow vs High-Tip Barrow vs Dumper
Compare labour time, access width, slope and spoil volume before choosing powered haulage.
Live calculator10Trench Backfill Compaction Calculator
Estimate backfill layers and whether a trench rammer or plate compactor suits the reinstatement.
Live calculator11Wacker Plate vs Trench Rammer vs Roller
Choose compaction kit from trench width, surface area, material and finish type.
Live calculator12Soakaway Crate Excavation Calculator
Estimate pit size, spoil volume, geotextile area and reinstatement requirements.
Live calculator13Pond Excavation & Dewatering Calculator
Plan pond dig volume, spoil movement and whether dirty-water pumping may be needed.
Live calculator14Retaining Wall Footing & Backfill Calculator
Estimate footing excavation, drainage stone and compaction work behind a retaining wall.
Live calculator15Garden Cut/Fill Level Calculator
Estimate cut and fill volumes when levelling a garden from simple grid measurements.
Live calculator16Turf Removal & Reinstatement Planner
Estimate turf waste, soil preparation depth and reinstatement tools for lawn work.
Live calculator17Stump & Root Removal Planner
Compare stump grinding, root excavation and wood-waste handling for garden clearance.
Live calculator18Site Dewatering Pump Selector
Choose between puddle, submersible, trash, diaphragm and centrifugal pump types.
Live calculator19Drain Inspection & Clearance Selector
Decide when rods, a drain camera or pumping should come before excavation.
Live calculator20Concrete Pour Mixer & Vibrator Selector
Estimate concrete volume, mixer type, poker, screed and finishing tools.
Live calculator21Reinforced Slab Cut & Break Planner
Plan saw cuts, breaker choice and waste handling for thick or reinforced slabs.
Live calculator22Digger Dig Depth & Reach Checker
Check whether a machine class can reach required depth, dump height and trench setback.
Live calculator23Tracked vs Wheeled Digger Decision Tool
Compare surface damage, ground type, travel distance and site movement needs.
Live calculator24Site Power & Generator Sizing Tool
Estimate generator size from pumps, lighting, mixers and 110V site tools.
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