Free calculators and tools

Map tools

• Planning constraints checker

  Check any address in England for listed buildings, conservation areas, Article 4, flood zones and TPOs, with the grid reference.

• Survey extent map

  Had a quote from us? Draw the area you want surveyed and send it with your quote number.

Calculators

• ToolConvert Survey Data (PXYZ) to AutoCAD QuicklyFree tool to turn a P,X,Y,Z point list into an AutoCAD script, so surveyed coordinates import as points with labels in seconds.
• CalculatorFeet and Inches Converter ToolFree calculator to convert feet and inches into millimetres, centimetres and metres, plus how to do the conversion by hand.
• CalculatorHow To Calculate a Gradient for Drainage, Wheelchair Ramps and MoreFind out how to calculate gradients for drainage, ramps and stairs. Use our free online gradient calculators or learn to work them out by hand.
• CalculatorHow To Calculate Brick and Block Quantities in a WallFree calculators to work out how many bricks you need for a wall, or the size of an existing wall from its brick count. Common UK brick sizes listed.
• CalculatorHow To Calculate Brick Mortar MixFree online calculator for mortar mixes in brick and block walls. Work out the sand and cement you need for your wall.
• CalculatorHow To Calculate Bulking Spoil VolumeWork out the bulked volume of excavated soil and the trips needed to remove it. Free online bulking calculator and guidance by hand.
• CalculatorHow To Calculate U-Values With Our Free Online ToolFree U-value calculator and short guide to get a quick U-value for a wall, roof or floor build-up. Online, no downloads.
• CalculatorStair Calculator To Work Out Run and Rise Lengths, Free Online ToolFree stair calculator to work out rise and going for straight stairs and check them against Approved Document K. Plus how to calculate it yourself.
• CalculatorTotal Station Accuracy CalculatorFree calculator to work out how accurate a total station is over a given distance, from its angular, distance and prism centring specs.

Looking for something else? Browse our surveying guides or free CAD downloads.