 ### Density and Specific Gravity

Density and Specific Gravity. The density of a substance is its weight per unit volume. The unit volume in the English system of measurement is 1 cubic foot. In the metric system it is the cubic centimeter; therefore, density is expressed in pounds per cubic foot or in grams per cubic centimeter.. To find the density of a substance, you must know its weight and volume. ### Bulk Gravel/ Rock/ Sand | Palo, IA: Cedar River Garden Center

Take the length (feet) x width (feet) x depth (inches) and divide by 324 = the cubic yards needed. [For example, you have an area 6′ x 10′ x 3″ = 60 sq ft ÷ 324 = .56 cubic yards or 1 skid loader scoop.] ### How much does each amendment weigh? BuildASoil

Jan 10, 2014· I'm often asked how much each one of our soil amendments weigh. Here is a short post to help, rounded to nearest half ounce. 1lb = 16oz 1 Cup = 16 Tablespoons 1 Cubic Foot is equal to about gallons of soil. 1/2 Cup Per Cubic Foot = about 1 Tablespoon per gallon. Most amendments are recommended to be used with ### How to Determine Quantities Asphalt Pavement

To determine the weight of material multiply the volume by the density of material: Weight = Volume × Density Using the previous example and assuming an asphalt pavement mixture density of 145 pounds per cubic foot (pcf) and a thickness of 4" we would perform the following calculations. ### How many tons of riprap are in one cubic yard? Pete Lien

How many tons of riprap are in one cubic yard? The conversion for riprap varies by size but generally speaking, a conversion of 2 tons per cubic yard is sufficient. Limestone has an in situ unit weight of approximately 160 pounds per cubic foot but voids on average reduce the unit weight of riprap to closer to 150 pounds per cubic foot. ### How Many Cubic Feet Are In A 40 Pound Bag Of Topsoil ...

Aug 15, 2017· "How Many Cubic Feet Are In A 40 Pound Bag Of Topsoil? Watch more videos for more knowledge How Many Cubic Feet Are In A 40 Pound Bag Of ... https:// ### PROCEDURE FOR DETERMINING ROCK WEIGHTS, .

The graph in Figure 3 and formulas are for rock that has a specific gravity of (165 pounds per cubic foot). Use this graph or formula unless the actual specific gravity (Gsa) is known and varies more than 5 percent (±) from ### How Many Tons In 1 Cubic Yard Of 3/4" Crushed Stone? Blurtit

To convert pounds (lbs) to cubic feet, you divide the weight in pounds by 100. 2,000lbs divided by 100 is equivalent to 20 cubic feet. To then convert the cubic feet to cubic yards, you divide the area in feet by 27, giving you approximately cubic yards. Therefore, one ton . ### Soil Weight and Composition of Earth

Typical weight and composition of soil. ... Dirt and Mud Densities Densities pound per cubic foot and kilograms per cubic metre for dirt and mud; ... Soil and Rock Bulk Factors Soil and rock expansion or swell after mining; Trigonometric Functions Sine, ... ### weight of limestone rock per cubic foot

weight per cubic foot of limestone – Grinding Mill China. weight of limestone rock per cubic foot – SBM. What is the weight of one cubic foot of limestone – Wiki Answers . ### Calculator Summit Topsoil and Gravel

A cubic yard is equal to 27 cubic feet. You can use the online calculator to determine how many cubic yards of material are required. Formulas Used Rectangular Area: (Lenght Ft. x Width Ft. x Depth Ft.) / 27 Triangular Area: (Lenght Ft. / 2) x Width Ft. x Depth Ft.] / 27 Round Area: ( x (Radius x Radius) x Depth in feet) / 27 ### weight of gravel per cubic foot

Weight of concrete per cubic yard. . cement, and stone gravel . Steel has a density of about 490 pounds per cubic foot, . weight of crushed rock per cubic foot – Weight Per Cubic Foot And Specific Gravity (Typical) from READE. . of known Mass How Many Cubic Yards Are In A Ton Of Gravel? Of course, the weight per cubic foot. ### How Much Does a Yard of Topsoil Weigh? Dirt Connections

Nov 07, 2016· One cubic foot of topsoil weighs around 40 pounds. The exact weight will depend on various conditions. Some of the factors that can affect the weight include moisture content and any small debris found in the soil. Topsoil does contain far less sediment than fill dirt, so the weight is more consistent in general. ### weight of crushed rock per cubic foot

This calculator is based on a Drain Rock (loose rock) density of 2,835 lbs per cubic yard. For Base Rock (compacted rock), multiply your totals by for a density of 4,000 lbs per cubic foot. Check with our staff for all final quotes. Cubic Yard and Ton Calculator: Enter your width and length of the area you are working on and ### The Weight of Yard Mulch | Garden Guides

Organic mulches may weigh less than 1 pound per cubic foot, while rocks and gravel may weigh 5 to 15 pounds per cubic foot. Considerations When choosing a mulch, consider not only the weight of the mulch, but its potential benefits and drawbacks. ### Cubic Yard Calculator Gravel Yardage Calculator Nimbus ...

If you are not sure how much rock, sand or bark you need to order, please use these cubic yard calculators to help you figure that out. Enter the dimensions of the area you want to cover in feet, and then enter the depth that you would like to cover that area in inches.