Aggregate Aggregrate
Concrete Concrete
Landscape Landscape Supplies
Masonry Masonry
Roadmaterials Road Materials
Unit Unit Conversion

Construction Calculators


Graniterock’s series of on-line Construction Calculators will help you estimate the amount of material that you will need for your construction jobs. The calculators are grouped into these categories: Unit Conversion, Concrete Materials, Aggregate, Road Materials, Masonry Estimator, Landscape Supplies, and Mulch.

Disclaimer: These free construction calculators are provided on an “AS IS” basis for customer convenience only and should be used only as guides. While reasonable efforts have been taken to ensure the accuracy of these calculators, no warranties are made to their accuracy nor to their completeness for all uses. Estimating is best done by professionals with a clear understanding of the engineering and construction requirements of a particular project.

See also www.engnet.com for additional helpful calculators.

Liquid Asphalts and Emulsions
Grade Gallons per Ton Pounds per Gallon at 60°F Distributor Spraying Temperature (°F)
Min. Max.
Paving Asphalts
AR-8000 235 8.51 295 350
AR-4000 235 8.51 290 350
AR-2000 237 8.44 285 350
Emulsified Asphalts
RS-1 242 8.33 75 130
RS-2, CRS-2 242 8.33 110 160
SS-1H 242 8.33 75 130
CQS-1H 242 8.33 75 130
PMCRS-2 (H) 242 8.33 110 185
Liquid Asphalts
SC-70 253 7.90 120 180


Pond Information Chart
Pond Kit Size 1 Calculation Sizes Maximum Gallons of Water  L × W × Average Depth × 7.48 Quantity of Boulders (tons)  L × W ÷ 65
6–12, 12–18, 18–24
Quantity of Gravel (tons) 2 Tons of boulders used × 0.45
¼ – 3″
Quantity for Biofalls (tons) 2 Boulders 12–18″ Maximum Quantity of Fish (inches)  T × W (Surface Area)
4 × 6 360 0.37 0.17 0.75–1.25 24
6 × 8 718 0.74 0.33 0.75–1.25 48
6 × 11 987 1.02 0.46 0.75–1.25 66
8 × 11 1,316 1.35 0.61 0.75–1.25 88
11 × 11 1,810 1.85 0.84 0.75–1.25 121
11 × 16 2,633 2.71 1.22 0.75–1.25 176
14 × 16 3,351 3.45 1.55 0.75–1.25 224
16 × 16 3,830 3.94 1.77 0.75–1.25 256
16 × 21 5,027 5.17 2.33 0.75–1.25 336
21 × 21 6,597 6.78 3.05 0.75–1.25 441
21 × 26 8,168 8.4 3.78 0.75–1.25 546
26 × 26 10,113 10.4 4.68 0.75–1.25 676


  1. Two feet deep
  2. Quantity may differ depending on stone type


Concrete column Concrete Column
Concrete volume Concrete Volume
Concrete wall Block Wall
Concrete co2 CO 2 Savings

Concrete Calculators


The Concrete Calculators help you to estimate the concrete volume required for a pour or placement, the volume of concrete needed to fill a block wall, and the volume of concrete need in a column.

Masonary Estimator

A standard brick size has been entered. You can modify the dimensions to meet your own requirements.

Brick/Block Width (in)
Brick Height (in)
Brick Length (in)
Area of Wall (ft 2 )
Joint Thickness (in)

Brick/Block Units

0.0

Cubic Feet Mortar Needed

0.0
#80 Bag 0.0   #60 Bag 0.0

Aggregate Estimator

Width (ft)
Length (ft)
Thickness (in)
Density

Total Tons Required

0.0
Landscape mulch Mulch
Landscape cobble Cobble
Landscape turf Synthetic Lawn
Landscape sod Sod
Landscape posthole Post Hole
Unit distance Distance/Length
Unit area Area
Unit volume Volume
Unit weight Weight
Unit temperature Temperature
Unit pressure Pressure
Unit force Force

Unit Conversion Calculators


These Unit Conversion calculators allow you to easily convert between various Englisn and Metric units for length, area, volume, weight, temperature, pressure, and force. The calculator will select the first non-blank value it encounters, and convert that value to each of the other units on teh calculator's display.

Roadmaterials hma Hot Mix
Roadmaterials roadoil Road Oil Emulsion

Road Materials


The Road Materials Calculators help you to estimate the amount of hot mix or road oil / emulsion that you will need for your jobs.

Concrete Column

Height (ft)
Diameter (in)

Cubic Yards Required

0.0

Concrete Volume

Width (ft)
Length (ft)
Thickness (in)

Cubic Yards Required

0.0

Block Wall

Height (ft)
Length (ft)
Block Size (in)

Cubic Yards Required

0.0

Concrete CO 2

Cement (lbs/yd 3 )
Fly Ash (lbs/yd 3 )
Slag (lbs/yd 3 )

Green Mix CO 2

0

Conventional Mix CO 2

0

CO 2 Savings

0

Mulch

Width (ft)
Length (ft)
Thickness (in)

Total Cubic Yards

0.0

Cobble

Area (sq ft)
Material Size

Total Tons Required

0.0

Southwest Greens

Width (ft)
Length (ft)

Total Area

0.0
Base Material 0.0

Rolls of Synthetic Lawn

0.0
Decomposed Granite 0.0

Approximate # of Nails

0.0
Sand Infill 0.0
Rubber Infill 0.0

Post Hole

Diameter (in)
Depth (in)
Number of Holes

Cubic Yards Needed

0.0

Number of 25kg Bags

0.0

Hot Mix

Width (ft)
Length (ft)
Thickness (in)

Tons Required

0.0

Road Oil Emulsion

Length (ft)
Spray Bar (ft)
Rate (Gal/yd 2 )

Material Required

0.0

Distance Conversion

Meters
Millimeters
Inches
Feet
Yards
Miles
Kilometers

Area

Square Meters
Square Millimeters
Square Inches
Square Feet
Square Yards
Square Miles
Square Kilometers

Volume

Liters
Fluid Ounces
Quarts
Gallons
Cubic Feet
Cubic Yards
Cubic Meters

Weight

Kilograms
Ounces
Pounds
English Tons
Metric Tons

Temperature

Fahrenheit
Celsius

Pressure

kPa
psi

Force

Newtons
Pounds
Landscape sod circle Circle
Landscape sod triangle Triangle
Landscape sod rectangel Rectangle

Sod - Circle

Diameter (ft)

Area

0.0

# of Rolls

0.0

Sod - Triangle

Width (ft)
Length (ft)

Area

0.0

# of Rolls

0.0

Sod - Rectangle

Width (ft)
Length (ft)

Area

0.0

# of Rolls

0.0