We are specialized in the research, development, and production of industrial crushing, powder grinding, mineral processing equipments and other related devices. Our products have been sold to 120 countries and areas of Southeast Asia, East Europe, South America, the Middle East and Africa etc, and more foreign markets will be promoted in future.

Aggregate Robertson’s has eleven aggregate processing plants loed in Southern California and Nevada: Jean, San Diego, Cabazon, Banning, San Bernardino, Redlands, Rialto, Palmdale, Barstow and two in Lucerne as well as a rail system, delivering aggregate to the L.A. market from our Cabazon quarry, to provide for the aggregate needs of the industry.

Washed #4 gravel is 1"-2" rocks, and about 20CuFt per ton, which is comparable in density to medium river rock at 1"-2" sizes. For rounded gravel, such as might be mined from riverbeds, one might find Pea gravel (1/4") at 18CuFt/ton, vs 19CuFt per ton of crushed #9 (also 1/4").Gravel deposits are a common geological feature and formed as a result of the erosion and weathering of rocks.

1/4/2020· One ton of gravel covers an estimated 80 to 100 square feet when poured 2 inches deep. A cubic yard is 3 feet long, 3 feet wide and 3 feet high. Loose gravel is typically sold by the cubic foot, but knowing how the square feet of the area to be covered helps determine how many tons are needed.

Washed 1 ½” Crushed Stone This rock is crushed ledge that has been crushed to a top size of 1 ½” and anything smaller than ¾” in size is removed leaving you with pure, angular rocks. Once sized, it is then washed in a wash plant to remove any fines left of the

Construction Aggregate Calculator Enter the width, length, thickness, and product density and hit the “Calculate” button to calculate your estimate. If you do not know the product density, use the optional density estimator* or contact a local sales representative.

One 20-ton truckload of crushed stone will yield 14-15 cubic yards of crushed stone. Again, this is not an exact measurement and a round figure is often close enough for these calculations. Armed with the final cubic yard figure you will be able to determine how many truckloads of crushed stone you will need.

Type in inches and feet of your project and calculate the estimated amount of Recycled Materials in cubic yards, cubic feet and Tons, that your need for your project. The Density of 2" Minus Road base (RCA): 2,410 lb/yd³ or 1.21 t/yd³ or 0.8 yd³/t

Planting Mix 1 ton (2,000 lb.) per cubic yard Lawn Dressing .90 tons (1,800 lb.) per cubic yard Compost .40 tons (800 lb.) per cubic yard Landscape Gravels 1.20 - 1.35 tons (2,400 - 2,700 lb.) per cubic yard Washed Gravel 1.35 tons (2,700 lb.) per cubic yard

Aggregate and landscape materials are sold by weight or volume. Most product is hauled in to rock yards by a truck and transfer and the will be loaded by a "bucket" that is calibrated to be a 1 yard, 1/2 yard, 3/4 yard and so on. Get Price

General Rock Filling 150-200mm Gabion Stones 100mm Filling 100mm Crusher Run 100mm Spalls 63mm Crusher Run 38mm Blinding / Crusher Run 19mm Blinding Quarry Dust Permeable Paving Aggregate: 2-6.3mm Bedding Aggregate 4-20mm Sub Base Aggregate

Construction Aggregate Calculator Enter the width, length, thickness, and product density and hit the “Calculate” button to calculate your estimate. If you do not know the product density, use the optional density estimator* or contact a local sales representative.

Washed Gravel 1.35 tons (2,700 lb.) per cubic yard Washed Limestone 1.20 tons (2,400 lb.) per cubic yard Limestone Base 1.35 tons (2,700 lb.) per cubic yard Lava Rock .50

Calculate the amount of gravel or aggregate needed in tons and cubic yards by entering the dimensions below. Estimate material given the length/width/depth, the area, or the volume of material needed. Gravel and other landscaping material is often sold either by

3/8/2018· How to calculate quantity of cement, sand and aggregate in 1 Cum Concrete. Tips for basic estimation and calculation of building materials quantity.. First understand what is 1.54. 1.54 is Multipliion factor to arrive at Dry Concrete qty from Wet concrete qty

3/8/2018· How to calculate quantity of cement, sand and aggregate in 1 Cum Concrete. Tips for basic estimation and calculation of building materials quantity.. First understand what is 1.54. 1.54 is Multipliion factor to arrive at Dry Concrete qty from Wet concrete qty

Crushed aggregate, one-inch crushed concrete, recycled asphalt, 3/8-inch pea gravel, 2-inch sewer filter rock, and concrete and asphalt aggregate blends all weigh in at 1.07 tons. Pit run gravel follows at 1.25 tons per cubic meter, regardless of whether it is 2-inch or

Most product is hauled in to rock yards by a truck and transfer and the load weight is generally about 24 ton, the max weight for most truck and transfer loads. A retail center that sells material by volume, cubic yard, must then calibrate a per yard weight for the material, to determine how many yards of product are in the 24 ton load.

tons/cy), and if the grading contains more than 45% sand, the factor would decrease, approaching 3,400 lb/cy (1.70 tons/cy) for material that is essentially all sand. Design of Pavement Structure Chapter 620 Page 620-2 WSDOT Design Manual M 22-01.12

All mediums and aggregates are local: Although various norming standards for mediums have been defined (ASTM, US DOT, DIN, ANSI, etc.), those norm/standards are only rough averages: they are specific definitions of terms used in contract specifiions sheets, architectural or engineering detail sheets, geotechnical designs, and so forth.

Material Coverage & Conversion Chart All rock products, rip rap, boulders and soils are sold by the ton. All mulches and plant mixes are sold by cubic yard. 1 Ton/Cy of the material listed below at a 3" depth will cover square feet Concrete Sand 86 Sq. Ft. Squeege