Spike's Calculators

A searchable list of some of Spike's Calculators.
### Category

The main group, the calculator, belongs to
Construction Math - Construction - Forestry - Landscaping & Agriculture - More
### Sub Category

Names used under the group headings
### Calculator Name

The name of the Calculator or How To
### Unit of Measurement

The calculators either use metric or imperial measurements or can be used with both types
### Calculates

What the calculator is intended to calculate
### Type of Calculation

Calculations can be made from various inputs
### Skill Level

We rated the calculators on ease of use

easy = anyone should be able to use it

medium = you will have to grasp the concept

hard = takes a fair bit of knowledge

easy = anyone should be able to use it

medium = you will have to grasp the concept

hard = takes a fair bit of knowledge

The hardest part of using the calculator can be to understand what it is intended to do or what you are supposed to do with it to get the correct results.

If you find the way we explain something in the text on how to use the calculators confusing, or in general, find it confusing to use them, please let us know, and we will try to improve the text or make the calculators more functional.

Category | Sub Category | Calculator Name | Unit of Measurement | Calculates | Type Calculation | Skill Level |
---|---|---|---|---|---|---|

Construction | Concrete | American Rebar Weight | Imperial | Rebar Weight | Calculated from Lineal Feet and Diameter | Easy |

Construction | Concrete | Bags Needed for a Column | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Measurements | Easy |

Construction | Concrete | Bags Needed for a Column and Pad | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Measurements | Easy |

Construction | Concrete | Bags Needed for a Foundation Wall | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Measurements | Easy |

Construction | Concrete | Bags Needed for a Slab | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Measurements | Easy |

Construction | Concrete | Bags Needed for Footings | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Measurements | Easy |

Construction | Concrete | Canadian Rebar Weight | Imperial & Metric | Rebar Weight | Calculated from Lineal Lengths and Diameter | Easy |

Construction | Concrete | Circle | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Column + Pad | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Column + Pad | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Columns | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Columns | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Complete Foundation | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Complete Foundation | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Concrete Stairs | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Concrete Stairs - Round | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Donut | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Equilateral Triangle | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | European Rebar Weight | Metric | Rebar Weight | Calculated from Lineal Metres and Diameter | Easy |

Construction | Concrete | Footing + Wall | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Footing + Wall | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Footings | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Footings | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Foundation Wall | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Octagon | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Oval | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Pads | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Pads | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Rebar - Footings and Foundation Wall | Imperial | Rebar Needed | Calculated from Measurements | Hard |

Construction | Concrete | Rebar - Slab, Driveway or Patio | Imperial | Rebar Needed | Calculated from Measurements | Hard |

Construction | Concrete | Rectangle Post + Pad | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Rectangle Post + Pad | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Slab using custom cut length Rebar | Imperial | Rebar Needed | Calculated from Measurements | Hard |

Construction | Concrete | Slabs | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Slabs | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Wall | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Convert Cubic Feet to Cubic Yards and Metres | Imperial & Metric | Volume Conversion | Mass/Volume Conversion | Easy |

Construction | Concrete | Cubic Metres | Metric | Concrete Volume / Ready Mix and Cost | Calculated from Square Metres of Area | Easy |

Construction | Concrete | Cubic Yards | Imperial | Concrete Volume / Ready Mix and Cost | Calculated from Square Footage of Area | Easy |

Construction | Concrete | Kilos per Cubic Metre | Metric | Concrete Weight | Calculated from Cubic Metres | Easy |

Construction | Concrete | Pentagon | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Pounds per Cubic Yards / Pounds per Cubic Foot | Imperial | Concrete Weight | Calculated from Cubic Feet | Easy |

Construction | Concrete | Stairs | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Stairs - Round | Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete | Volume and Cost | Imperial | Concrete Volume/Using Pre Mix Bags plus Cost | Calculated from Square Footage | Easy |

Construction | Concrete Volume | Scalene Triangle | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Concrete Volume | Trapazoid | Imperial & Metric | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Construction | Excavation | Bulking % and Shrink % of Excavated or Mined Materials | List of Bulking and Shrink % | Search-able List Bulking and Shrink % | Information | Easy |

Construction | Excavation | Bulking/Swell of Excavated or Mined Materials | List of Bulking % | Search-able List Bulking and Shrink Percentages | Information | Easy |

Construction | Excavation | Circular Shaped Pool Excavation | Imperial | Volume / Material Removal | Calculated from Measurements | Medium |

Construction | Excavation | Excavation Material Removal | Imperial | Material Removal | Calculated from Measurements | Easy |

Construction | Excavation | Number of Truckloads: Imperial | Imperial | Material Removal | Calculated from Measurements | Easy |

Construction | Excavation | Number of Truckloads: Metric | Metric | Material Removal | Calculated from Measurements | Easy |

Construction | Excavation | Shrink and Load Factor Calculator | Imperial & Metric | Multiplier for Bank to Compacted Volume | Calculated from Percentage | Easy |

Construction | Excavation | Spike's Compaction Factor Calculator | Imperial & Metric | Multiplier for Loose to Compacted Volumes | Calculated from Percentage | Easy |

Construction | Excavation | Swell and Load Factor Calculator | Imperial & Metric | Multiplier for Bank to Loose Volume | Calculated from Percentage | Easy |

Construction | Excavation | Volume of a Cone Shaped Pile Calculator | Metric | Volume of Excavated Material Pile | Calculated from Measurements | Easy |

Construction | Excavation | Volume of a Cone Shaped Pile Calculator - Imperial | Imperial | Volume of Excavated Material Pile | Calculated from Measurements | Easy |

Construction | Excavation | Volume of a Pile Calculator | Metric | Volume of Excavated Material Pile | Calculated from Measurements | Easy |

Construction | Excavation | Volume of a Pile Calculator - Imperial | Imperial | Volume of Excavated Material Pile | Calculated from Measurements | Easy |

Construction | Framing | Exterior Wall Sheathing + Cost Calculator | Imperial | Wall Sheathing plus Cost | Calculated from Measurements | Easy |

Construction | Framing | Number of Stair Risers Based on Building Code Calculator | Imperial | Number of Risers in a Stairway | Calculated from Total Rise/ Min Max Unit Rise | Medium |

Construction | Framing | Plywood or OSB Sheathing Cost Comparing Calculator | Imperial | Sheathing Material Compare Cost | Calculated from Measurements | Easy |

Construction | Framing | Plywood Sheathing # of Sheets for Wall or Floor Calculator | Imperial | Number of Sheets Needed | Calculated from Measurements | Easy |

Construction | Framing | Rafter Length Calculator | Imperial | Rafter Material Length + more results | Calculated from Measurements | Easy |

Construction | Framing | Rough Framing, Stairs Material Plus Cost | Imperial | Material Needed plus Cost | Calculated from Measurements | Medium |

Construction | Framing | Stair Design Calculator | Imperial | Stair Design Multiple Results | Calculated from Measurements | Medium |

Construction | Framing | Stair Riser Height | Imperial | Height of a Riser | Calculated from Total Rise /# of Risers | Medium |

Construction | Framing | Stair Slope in Degrees and Rise and Run Relations | Imperial | Stair Design / Stair Slope | Calculated from Rise and Run | Medium |

Construction | Framing | Stair Well Floor Opening Size | Imperial | Floor Opening Size | Calculated from Rise and Run/ Min Headroom | Medium |

Construction | Framing | Stringer Length Calculator | Imperial | Length of Stringer / Total Run | Calculated from Total Rise/ # of Risers and Unit Run | Medium |

Construction | Framing | Stud Wall Framing Calculator + Cost | Imperial | Material Needed plus Cost | Calculated from Measurements | Easy |

Construction | Framing | Stud Wall Framing Material Calculator | Imperial | Material Needed for an Exterior Wall | Calculated from Measurements | Easy |

Construction | Framing | Sub Floor Material Calculator | Imperial | Material Needed including Screws and Glue | Calculated from Measurements | Easy |

Construction | Framing | Wall Framing Calculator (mulitple walls) | Imperial | Material Needed | Calculated from Measurements | Medium |

Construction | Interior Finishing | Flooring Calculator | Imperial | Flooring Material | Calculated from Measurements | Easy |

Construction | Interior Finishing | Flooring Calculator | Metric | Flooring Material Needed | Calculated from Measurements | |

Construction | Interior Finishing | Hardwood Flooring Calculator | Imperial | Flooring Material | Calculated from Measurements | Easy |

Construction | Interior Finishing | Paint Calculator | Imperial | Paint Needed | Calculated from Measurements | Easy |

Construction | Interior Finishing | Paint Calculator | Metric | Paint Needed | Calculated from Measurements | Easy |

Construction | Interior Finishing | Starter Board Size for Hardwood or Laminate Flooring | Imperial | Flooring Layout Planning | Calculated from Measurements | Easy |

Construction | Interior Finishing | Tile Calculator | Imperial | Tiles Needed | Calculated from Measurements | |

Construction | Interior Finishing | Tiles Needed for Tiling an Area in Square Feet | Imperial | Number of Tiles Needed | Calculated from Area Square Feet | |

Construction | Interior Finishing | Tiles Needed for Tiling an Area in Square Meters | Metric | Tiles Needed | Calculated from Area Square Metres | |

Construction | Interior Finishing | Tiles: Area Tiling Layout | Imperial | Tiling Layout Planning | Calculated from Measurements | |

Construction | Interior Finishing | Wall and Trim Paint Calculator | Imperial | Paint Needed Plus More | Calculated from Measurements | Hard |

Construction | Interior Finishing | Wallpaper Calculator | Metric | Wallpaper Number of Rolls Needed | Calculated from Measurements | Medium |

Construction | Interior Finishing | Wallpaper Calculator | Imperial | Wallpaper Number of Rolls Needed | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gable - Asphalt | Imperial | Roofing Materials | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gable - Square Footage | Imperial | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gable - Square Metres | Metric | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gable - Wood Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gambrel - Asphalt / Fiberglass Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gambrel - Square Footage | Imperial | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Gambrel - Wood Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Hip - Asphalt / Fiberglass Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Hip - Asphalt / Fiberglass Shingles | Metric | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Hip - Square footage | Imperial | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Hip - Square Metres | Metric | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Hip - Wood Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Mansard - Asphalt / Fiberglass Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Mansard - Square Footage | Imperial | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Mansard - Wood Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Shed Roof - Square Footage | Imperial | Area of a Roof | Calculated from Measurements | Medium |

Construction | Roofing | Roof Style - Shed Roof - Wood Shingles | Imperial | Roofing Material | Calculated from Measurements | Medium |

Construction | Siding /Cladding | Board and Batten | Imperial | Material Needed | Calculated from Measurements | Medium |

Construction | Siding /Cladding | Cladding Lineal Metres | Metric | Lineal Metres of Siding/Multiple Walls | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Fiber Cement / Composite Wood | Imperial | Number of Boards plus Wall Area | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Fiber Cement / Composite Wood Cladding | Metric | Siding Fixed Length Boards | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Fiber Cement Cladding | Metric | Siding and Exterior Trims | Calculated from Measurements | Medium |

Construction | Siding /Cladding | Fiber Cement Siding | Imperial | Number of Boards plus Wall Area | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Gables Lineal Feet | Imperial | Siding in Lineal Feet | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Gables Siding / Multiple Sections | Imperial | Number of Boards and Area | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Siding Lineal feet | Imperial | Lineal Feet of Siding/Multiple Walls | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Siding, Trim and Drip Cap | Imperial | Siding and Exterior Trims | Calculated from Measurements | Medium |

Construction | Siding /Cladding | Vinyl Cladding | Metric | Material Needed | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Vinyl Siding | Imperial | Material Needed | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Wall and Gable / Multiple Sections | Imperial | Number of Boards and Area | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Wood Cladding | Metric | Siding in Lineal Metres | Calculated from Measurements | Easy |

Construction | Siding /Cladding | Wood Siding | Imperial | Siding in Lineal Feet | Calculated from Measurements | Easy |

Construction Math | Area Calculation | Area from Feet and Inch Calculator | Imperial | Square Footage in Decimal Format | Calculated with Decimals | Easy |

Construction Math | Area Calculation | Lot and Building Envelope Square Footage | Imperial | Square Footage of a Building Lot | Calculated from Measurements | Easy |

Construction Math | Arithmetic | Adding Foot & Inch to Foot & Inch | Imperial | Adding Foot and Inch to Foot and Inch Values | Addition | Easy |

Construction Math | Estimating / Multiplier | Lineal Foot Factor (LFF) Calculator | Imperial | Multiplier for Estimating | Calculated from Millimetres | Easy |

Construction Math | Estimating / Multiplier | Lineal Metre Factor Calculator | Metric | Multiplier for Estimating | Calculated from Inches | Easy |

Construction Math | Fractions and Decimals | Convert Feet/Inches/Fractions to Decimal Format | Imperial | Value plus Fraction to Decimal / Multiple | Conversion | Easy |

Construction Math | Fractions and Decimals | Decimal Feet to Feet and Inches Calculator | Imperial | Decimal to Foot, Inch and Fraction | Conversion | Easy |

Construction Math | Fractions and Decimals | Decimal to Fraction Conversion Calculator | Imperial & Metric | Decimal Number to Fraction | Conversion | Easy |

Construction Math | How to do things | Calculating the Height | Imperial | Calculates the Height of a Dual Pitched Roof | Calculated from Roof Pitch and Length | Medium |

Construction Math | How to do things | Solving for length's aa and ab | Imperial | Calculates the centre of a Dual Pitched Roof | Calculated from Roof Pitch and Length | Medium |

Construction Math | How to do things | Solving the Angles | Imperial | Calculates the Angles of a Dual Pitched Roof | Calculated from Angles and Lengths and Length | Medium |

Construction Math | How to do things | What can you do with the roof pitch? | Imperial | Calculations made from the Roof Pitch | Calculated from Roof Pitch and Length | Medium |

Construction Math | Unit Conversion | Foot and Inch to Decimal Format Conversion | Imperial | Convert Foot and Inch to Decimal Format | Conversion | Easy |

Construction Math | Unit Conversion | Lineal to Square and Square to Lineal Conversion | Imperial | Unit Conversion Lineal to Square Feet | Conversion | Easy |

Conversions | Length Conversion | Centimetres To Feet | Metric to Imperial | Convert Centimetres to Feet | Unit Conversion | Easy |

Conversions | Length Conversion | Meters To Feet and Inches Calculator | Metric to Imperial | Metric to Decimal Conversion | Conversion | Easy |

Conversions | Length Conversion | Millimetre to Inch Conversion | Metric to Imperial | Metric to Decimal Conversion | Conversion | Easy |

Forestry | Firewood | "Simple" Btu's per Cord of Firewood - Imperial | Imperial | Btu's in Millions per Cord of Wood | Calculated from Preset Values and Specific Gravity | Easy |

Forestry | Firewood | Amount of Heat(Btu's) from A Cord of Firewood | Imperial | How to Calculate | Information | Medium |

Forestry | Firewood | Btu's of Wood at Various MC | Imperial | How to Calculate | Information | Medium |

Forestry | Firewood | Btu's One Pound of Wood Could Produce | Imperial | Btu's from Firewood | Calculated from Btu's, MC% and Burning Efficiency | Easy |

Forestry | Firewood | Btu's per Cubic Metre of "Stacked" Firewood | Metric | Btu's in Millions per Stacked Cubic Metre | Calculated from Preset Values and Specific Gravity | Easy |

Forestry | Firewood | Btu's per Cubic Metre of "Stacked" Firewood | Metric | Btu's in Millions per Stacked Cubic Metre | Calculated from Specific Gravity MC% and Volume | Medium |

Forestry | Firewood | Calculating potential Btu's of your Firewood | Imperial | Btu's in Millions per Cord of Wood | Calculated from Specific Gravity MC% and Volume | Medium |

Forestry | Firewood | Caloric Value of Wood Calculator | Metric | Heat Energy from Burning Firewood/Mega Joules | Calculated from Gross Calorific Value and MC% | Medium |

Forestry | Firewood | Cords of Firewood Calculator with Packing Percentage | Imperial | Wood and Air in Stacked Firewood | Calculated from Measurements plus Packing % | Easy |

Forestry | Firewood | Firewood Caloric Value in Mega Joules | Metric | Mega Joules from Burning Firewood | Calculated from Specific Gravity MC% and Volume | Medium |

Forestry | Firewood | Firewood Cords Calculated in Metres | Metric | Number of Cords Measured from Metres | Calculated from Measurements | Easy |

Forestry | Firewood | Firewood Cords Calculator | Imperial | Number of Cords and Volume | Calculated from Measurements | Easy |

Forestry | Firewood | Firewood Cost Calculator | Imperial | How much did you pay for wood how much for air? | Calculated from Measurements plus Packing % | Easy |

Forestry | Firewood | Firewood Cost Calculator | Imperial | Cost of Wood in Stack of Firewood | Calculated from Measurements and Cost per Cord | Easy |

Forestry | Firewood | Convert Btu/Pound to Btu/Kilogram and Btu/Kilogram to Btu/Pound | Imperial & Metric | Unit Conversion Heat Energy | Conversion | Easy |

Forestry | Logging | Brereton Log Rule Imperial | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Brereton Log Rule Metric | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Chinese National Standard | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Comparing Results from Various Board Feet Log Rules | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Cubic Metre Rule | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Cubic Metre Timber Cost Calculator | Metric | Cubic Volume plus Cost per Cubic Metre | Calculated from Measurements | Medium |

Forestry | Logging | Doyle Log Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Equilibrium Moisture Content of Wood-Celsius | Metric | Volume of a Log | Calculated from Temp and rel. Humidity | Hard |

Forestry | Logging | Equilibrium Moisture Content of Wood-Fahrenheit | Imperial | Volume of a Log | Calculated from Temp and rel. Humidity | Hard |

Forestry | Logging | Estimate the Volume of Bark | Imperial | Bark Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Estimate the Weight -Huber | Imperial | Volume and Weight of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Francon Measure | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Hoppus Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Huber's Formula | Imperial & Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | International 1/4-inch Log Rule (Clark) | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | International 1/4-inch Log Rule (Grosenbaugh) | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | International 1/8-inch & 1/4-inch Log Rules | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | International 1/8-inch Kerf Log Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Japanese Agricultural Standard (JAS) | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Merchantable Volume & Green Weight of a Log | Imperial | Volume and Weight of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Moisture Content Measured On A Dry Basis | Imperial | Measuring Moisture Percentage Dry Basis | Calculated from Percentage and Weight | Medium |

Forestry | Logging | Moisture Content Measured On A Wet Basis | Imperial | Measuring Moisture Percentage Wet Basis | Calculated from Percentage and Weight | Medium |

Forestry | Logging | Newton's Formula | Imperial & Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Nova Scotia Cubic Metre Log Scale | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Ontario Log Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Proportional Weight of Wood and Water in One Pound | Imperial | Weight of Wood in a Lbs Sample @MC% | Calculated fro Wood Moisture Content | Easy |

Forestry | Logging | Scribner Decimal C Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Scribner Log Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Smalian's Formula | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Smalian's Formula Imperial | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | Spike's Rule | Imperial | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Logging | William Klemme | Metric | Volume of a Log | Calculated from Measurements | Medium |

Forestry | Lumber and Timber | Board Foot Cost Calculator | Imperial | Board Feet of Lumber plus Cost | Calculated from Board Width, Length and Thickness | Easy |

Forestry | Lumber and Timber | Lumber Volume Conversion Calculator | Imperial & Metric | Board Foot Cubic Foot Cubic Metre | Conversion | |

Forestry | Lumber and Timber | The Weight of Wood Calculated from Board Foot Volume | Imperial | BF Volume Weight | Calculated from BF Volume, Specific Gravity and MC% | Medium |

Forestry | Lumber and Timber | The Weight of Wood Calculated from Cubic Foot Volume | Imperial | CF Volume Weight | Calculated from Cubic Foot Volume, Specific Gravity and MC% | Medium |

Forestry | Lumber and Timber | Timber Volume Calculator | Metric | Cubic Metre Timber Volume | Calculated from Measurements plus # of Boards | Medium |

Forestry | Lumber and Timber | Board Foot Lumber Calculator | Imperial | Board Feet of Lumber | Calculated from Board Width, Length and Thickness | Easy |

How to | How to Calculate with Percentages | Calculating With Percentages | Imperial & Metric | How to calculate with percentages | Information | Easy |

How to | How to do things | Calculating the amount of Fiber Cement Siding needed for a Gable | General | Estimating siding needed for a Gable | Information | Easy |

How to | How to do things | Centimetres To Feet and Inches, How To | Imperial & Metric | How to convert centimetres to foot and inch | Information | Medium |

How to | How to do things | Convert Feet in Decimal Format to Foot, Inch and Fraction Values | Imperial | How to convert Decimal Feet into Foot and Inch | Information | Medium |

How to | How to do things | Converting Feet/Inches/Fractions to Decimal Format | Imperial | How to Covert decimal to Foot and Inch | Information | Easy |

How to | How to do things | How to Calculate Siding Needed | General | Estimating siding needed | Information | Easy |

How to | How to do things | How to Calculate Square Footage | General | Calculating Square Footage of an Area | Information | Easy |

How to | How to do things | How to Calculate the Square Footage of a Rectangle Shaped Area | Imperial | Area Calculation | Calculated from Measurements | Easy |

How to | How to do things | How to Install Board and Batten Siding | Imperial | How to install Board and Batten siding | Information | Easy |

How to | How to do things | How To Layout House for Framing | Imperial | Framing Layout | Information | Easy |

How to | How to do things | How to turn corners with drip caps | Imperial & Metric | How to turn corners with a dripcap | Information | Easy |

How to | How to do things | Plywood or OSB Sheathing | Imperial | Floor and Wall Sheathing | Information | Easy |

How to | How to do things | What is the pitch of a roof | Imperial | How to Find the Pitch of a Roof | Information | Easy |

Information | Excavation | Excavation Information | General | Information on excavating a building Lot | Information | Easy |

Information | Things you may want to know | Foundation Excavation | General | Excavating a Building Lot | Information | Easy |

Information | Things you may want to know | Purchasing the Right Property | General | Finding a Building Lot | Information | Easy |

Landscaping and Agriculture | Area and Perimeter | Circle | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Circle Segment | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Donut | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Equilateral Triangle | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Isosceles Triangle | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Multiple Shapes | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Hard |

Landscaping and Agriculture | Area and Perimeter | Oval | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Rectangle or Square | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Right Angled Triangle | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Area and Perimeter | Trapezoid | Imperial & Metric | Area and Perimeter | Calculated from Measurements | Easy |

Landscaping and Agriculture | Fencing | Fence Panel, Post and Cost Calculator | Imperial | Panels and Post Needed Plus the Cost | Calculated from Measurements and Price of Items | Easy |

Landscaping and Agriculture | Fencing | Fence Post Hole Concrete Calculator | Imperial | Concrete Volume/Ready Mix | Calculated from Measurements | Easy |

Landscaping and Agriculture | Fencing | Fence Post Hole Concrete Calculator Using Concrete Mix in Bags | Imperial | Number of Pre Mix Bags Needed plus Cost | Calculated from Measurements Plus Bag Price | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Circular Area | Imperial | Number of Plants Needed | Calculated from Diameter and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Circular Area | Metric | Number of Plants Needed | Calculated from Diameter and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Circular Segment Area | Imperial | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Circular Segment Area | Metric | Number of Plants Needed | Calculated from Diameter and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Donut Area | Imperial | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Donut Area | Metric | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Plant Spacing Multiplier | Imperial | Multiplier for Area of Planting | Calculated from On Centre Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Plant Spacing Multiplier | Metric | Multiplier for Area of Planting | Calculated from On Centre Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Planting Cost and Amount of Plants Needed | Imperial | Number of Plants Needed plus Cost | Calculated from Square Footage and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Planting Cost and Amount of Plants Needed | Metric | Number of Plants Needed plus Cost | Calculated from Square Metres and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Rectangular Area | Imperial | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Rectangular Area | Metric | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Right-Angled Triangle Area | Imperial | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Right-Angled Triangle Area | Metric | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Trapezoid Area | Imperial | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Landscaping & Gardening | Trapezoid Area | Metric | Number of Plants Needed | Calculated from Measurements and Plant Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Convert Celsius GDD to Fahrenheit GDD | Conversion | Converting Celsius to Fahrenheit | Conversion | Hard |

Landscaping and Agriculture | Orchard & Vineyard | Grape Vines to Plant an Area / Multiple Blocks | Imperial | Number of Vines Needed / Area Size | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Grape Vines to Plant an Area / Multiple Blocks | Metric | Number of Vines Needed / Area Size | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Growing Degree Days (GDD) | Imperial | Calculate Growing Degree Days | Complicated | Hard |

Landscaping and Agriculture | Orchard & Vineyard | Odd Shaped Vineyard Grape Vine | Imperial | Number of Vines Needed / Area Size | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Odd Shaped Vineyard Grape Vine: Metric | Metric | Number of Vines Needed / Area Size | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Predicting Wine Grape Crops | Imperial | Estimate the grape yield in tons per Acre | Complicated | Hard |

Landscaping and Agriculture | Orchard & Vineyard | Predicting Wine Grape Crops | Metric | Estimate the grape yield in tons per hectare. | Complicated | Hard |

Landscaping and Agriculture | Orchard & Vineyard | Tree Planting / Odd Shapes | Imperial | Number of Trees and Area Size | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Vines Needed to Plant an Area | Imperial | Number of Vines Needed / Planting Density/Acre | Calculated from Measurements and Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Vines Per Acre | Imperial | Number of Vines per Hectare | Calculated from Row and Vine Spacing | Easy |

Landscaping and Agriculture | Orchard & Vineyard | Vines Per Hectare | Metric | Number of Vines per Acre | Calculated from Row and Vine Spacing | Easy |

Landscaping and Agriculture | Pavers | Comparing Cost of Bag or Bulk Material for Pavers | Imperial | The Cost difference buying in or bag | Calculated from Measurements and Cost | Easy |

Landscaping and Agriculture | Pavers | Paver Base Material by the Bag and Cost | Imperial | Material Needed plus Cost | Calculated from Measurements and Cost of Items | Easy |

Landscaping and Agriculture | Pavers | Paver Calculator | Imperial | Base materials and the amount of Pavers | Calculated from Measurements | Easy |

Landscaping and Agriculture | Pools & Ponds | Circular Shaped Pool | Imperial | Surface Area, Perimeter and Pool Volume | Calculated from Lengths and Depth Measurements | Easy |

Landscaping and Agriculture | Pools & Ponds | Oval Shaped Pool | Imperial | Surface Area, Perimeter and Pool Volume | Calculated from Pool Diameter and Average Depth | Easy |

Landscaping and Agriculture | Pools & Ponds | Oval Shaped Pool Excavation | Imperial | Volume / Material Removal | Calculated from Measurements | Medium |

Landscaping and Agriculture | Pools & Ponds | Square Footage of an Odd Shaped Pool | Imperial | Surface Area Square Footage | Calculated for Gallons and Average Depth | Easy |

Landscaping and Agriculture | Pools & Ponds | Square Metres of an Odd Shaped Pool | Metric | Surface Area Square Metres | Calculated for Litres and Average Depth | Easy |

Landscaping and Agriculture | Pools & Ponds | Square/Rectangular Pool | Imperial | Surface Area, Perimeter and Pool Volume | Calculated from Measurements | Easy |

Landscaping and Agriculture | Pools & Ponds | Square/Rectangular Shaped Pool Excavation | Imperial | Volume / Material Removal | Calculated from Measurements | Medium |

Landscaping and Agriculture | Turf and Topsoil | Calculate Top Soil from Square Footage | Imperial | Topsoil Needed | Calculated from Square Footage | Easy |

Landscaping and Agriculture | Turf and Topsoil | Top Soil Cost Calculator / Using Material in Bags | Imperial | Topsoil Needed using Bagged Material | Calculated from Measurements | Easy |

Landscaping and Agriculture | Turf and Topsoil | Topsoil Needed for an Area | Imperial | Topsoil Needed | Calculated from Measurements | Easy |

Landscaping and Agriculture | Turf and Topsoil | Turf and Top Soil for Odd Shapes | Imperial | Turf and Topsoil Needed | Calculated from Measurements | Easy |

Landscaping and Agriculture | Turf and Topsoil | Turf and Top Soil Odd Shapes - Metric | Metric | Turf and Topsoil Needed | Calculated from Measurements | Easy |

Landscaping and Agriculture | Turf and Topsoil | Turf Needed & Cost | Imperial | Rolls of Turf Needed plus Cost | Calculated from Measurements And Turf Cost | Easy |

Landscaping and Agriculture | Turf and Topsoil | Turf Needed & Cost using Metric Measurements | Metric | Rolls of Turf Needed plus Cost | Calculated from Measurements And Turf Cost | Easy |

More | How Much Will it Cost | Total Cost From Square Foot Price | Imperial | Calculate total price and unit price | Calculated from Cost and Unit Size | Easy |

More | How Much Will it Cost | Total Cost From Square Metre Price | Metric | Calculate total price and unit price | Calculated from Cost and Unit Size | Easy |

More | How Much Will it Cost | Unit Price Comparing | Imperial & Metric | Compares Unit Cost of Two Items | Calculated from Cost and Unit Size | Easy |

More | How Much Will it Cost Calculators | Excavator/Tractor Fuel Consumption per Hour | Imperial & Metric | Fuel Consumption plus Cost | Calculated for Usage and Cost | Easy |

More | How Much Will it Cost Calculators | Fuel Economy Calculator | Imperial & Metric | Fuel Economy | Miles/Gal and Kilometres/Litres | Easy |

More | Length Conversion | Centimetres To Inches | Metric to Imperial | Convert Centimetres to Inches | Unit Conversion | Easy |

More | Length Conversion | Centimetres to Other Metric Units | Metric | Convert Centimetres to Common Metric Units | Unit Conversion | Easy |

More | Length Conversion | Centimetres To Yards | Metric to Imperial | Convert Centimetres to Yards | Unit Conversion | Easy |

More | Math | Various Values of a Number Calculator | Imperial & Metric | Returns Various Values of a Number | Calculated from a Number Input | Easy |

More | Percentage | Calculating Discount in Percentages | Imperial & Metric | Discount Amounts and Percentages | Calculated from Percent and Amounts | Easy |

More | Percentage | Calculating Surcharge in Percentages | Imperial & Metric | Surcharge Amounts and Percentages | Calculated from Percent and Amounts | Easy |

More | Percentage | Fraction to Percent Calculator | Imperial & Metric | Convert a Fraction to a Percent | Fraction to Percent | Easy |

More | Percentage | Number to Percent Calculator | Imperial & Metric | Convert a Number or Decimal to a Percent Value | Number to percent | Easy |

More | Percentage | Percent of a Percent Calculator | Imperial & Metric | Get the Percent of a Percent Value. | Calculated from Percentages | Easy |

More | Percentage | Percent to Fraction Calculator | Imperial & Metric | Convert a Percent to a Fraction. | Percent to Fraction | Easy |

- Bulking/Swell Factors for Various Excavated/Mined Materials
- Swell and Shrink Percentages of Various Materials

- Basic Specific Gravity and Density of Australian Trees / By Type (hardwood/softwood)
- Volume Conversions Table for Lumber/Timber Products
- Basic Specific Gravity of North American Trees / By Type (hardwood/softwood)
- The Basic Specific Gravity of Trees Listed by Region
- Basic Specific Gravity of North American Trees
- Specific Gravity of Australian Trees
- Basic Specific Gravity of European Trees
- Basic Specific Gravity of Indian Tree Species
- Shrinkage and Fibre Saturation point of Trees
- Specific Gravity and Shrinkage Values for Various Trees
- Timber/Lumber Volume Units

- Average Weight of Logs in Pounds per Cubic Foot
- Log Dry Weight and Green Moisture Content, Imperial Measurements
- Log Dry Weight and Green Moisture Content, Metric Measurements
- Pulp Wood Chart
- Pulp Wood Chart - Metric

- Acceleration
- Angular Acceleration
- Angular Velocity
- Mass Flowrate
- Speed
- Time
- Time Astronomy
- Volumetric Flowrate
- Length Conversions Table
- Length Conversions Table 2
- Length Units