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### Friction angle of crushed rock - Geotechnical engineering ...

Oct 02, 2007· I wouldn't suggest that you use the angle attainable by a pile of crushed rock to be the friction angle. It would be closer to 45 + phi/2 (where phi is friction angle and is also dependent on the relative density). RE: Friction angle of crushed rock oldestguy (Geotechnical) 6 Sep 07 21:15.

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### Calculate 2" Minus Road base (RCA) | cubic yards / Tons

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

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### Properties of Aggregates and its Values for use in ...

Average sand: 1.0 percent: Pebbles and crushed limestone: 1.0 percent: Trap rock and granite: 0.5 percent: Porous sandstone: 0.5 percent: Very light and porous aggregates may absorb as much as: 25 percent by weight

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### #57 Limestone Gravel

Density: 1 ton = 0.83 cu yd / 1 cu yd = 1.2 ton; Coverage: 0.62 cu yd covers 100 sq ft 2 inch deep; Coverage: 1.54 cu yd covers 100 sq ft 5 inch deep; Estimator: Coverage Calculate #57 Limestone Gravel

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### Density of Cement Sand and Aggregate | Cement Density ...

The average density of the different sand conditions is as follows: Loose sand: 1442 kg / m 3. It is dry sand that has been moved or agitated to loosen the natural packaging process. ... and the coarse aggregate is a gravel that has been crushed, ... Metamorphic rocks: 2700: 168.5: Igneous (felsic) rocks: 2700: 168.5: Igneous (mafic) rocks ...

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### Densities for Use in

Material Density Density Values for Scott County Projects Density Values for District 6 . HMA . 145 pcf — — Crushed HMA for use as Subbase : 127 pcf — — Base Course . 145 pcf 155 pcf : 150 pcf . Intermediate Course 147 pcf 155 pcf 150 pcf Surface Course 147 pcf 160 pcf 155 pcf .

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### Densities of Common Materials

density units converter; Note! - be aware that for many of the products listed below there is a difference between "bulk density" and actual "solid or material density". This may not be clear in the description of the products. Always double check the values with other sources before important calculations.

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### crushed sand density in south africa

average bulk density of crushed rock - hasb 25 Jul 2015, average density of crushed rock Crusher in Australia » solution » granite » density of crushed hornfels, basalt, granite Crushed basalt rock is the only raw, is one of the biggest manufacturers in Aggregate Processing Machinery for the bulk density decomposed granite, sand & gravel ...

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### 2020 Gravel Prices | Crushed Stone Cost (Per Ton, Yard & Load)

This mixture combines limestone, trap rock, granite, crushed rock, sand, and stone dust. It's also known as crusher run, quarry process, #411 gravel, road stone, or dense grade aggregate. Crushed Limestone Cost. Crushed limestone costs \$30 to \$38 per ton, from \$1.59 to \$2.00 per square foot, or between \$35 and \$54 per yard.

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### Density of Common Building Materials per Cubic Foot - RF Cafe

These values for density of some common building materials were collected from sites across the Internet and are generally in agreement with multiple sites. Most are from BOCA or ASAE tables. ... Asphalt, crushed: 45 lb/ft 3: 721 kg/m 3: Brick, common red: 120 lb/ft 3: 1,920 kg/m 3: Cast Iron: 450 lb/ft 3: 7,208 kg/m 3: Cement, Portland: 94 lb ...

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### How much does it weigh: Rocks and gravel - Western ...

Sand 1.10 – 1.25 tons(2,200 – 2,500 lb.) per cubic yard. 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. Washed Limestone 1.20 tons (2,400 lb.) per cubic yard

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### Calculating gravel tonnage, cubes, and sand and earth.

The below densities are based upon the average-median; or "a typical limestone which one might expect to find in many areas across the USA." Definition of "limestone": n. A colorless or white crystalline compound, CaCO 3, occurring naturally as chalk, limestone, marble, Caliche, and other forms; "Limestone" is also used in a wide variety ...

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### Density of Rocks and Soils - Chemistry LibreTexts

If the rock sample weighed 2.71 g and the soil 1.20 g, we could describe the density of the rock as 2.71 g cm –3 and that of the soil as 1.20 g cm –3. Even though sand is made of rock fragments, its density is less because the porosity of sand lowers its bulk density (as shown below). (Note that the negative exponent in the units cubic ...

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### Standard Weights for Crushed Rock Per Meter | Hunker

Solid rock is estimated at 2.5 to 3tons per cubic meter. If rock is crushed into uniform sizes, the presence of open space between the particles causes the load to be lighter -- approximately 1.6 tons per cubic meter. Mixed sizes of crushed rock can range from 1.6 to 2.2 tons per cubic meter.

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### Densities for Use in

Material Density Density Values for Scott County Projects Density Values for District 6 . HMA . 145 pcf — — Crushed HMA for use as Subbase : 127 pcf — — Base Course . 145 pcf 155 pcf : 150 pcf . Intermediate Course 147 pcf 155 pcf 150 pcf Surface Course 147 pcf 160 pcf 155 pcf .

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### 3/4" Crushed Stone Prices, Uses & Benefits

Depending on where the stone originated and was manufactured, 3/4″ crushed stone could be comprised of gneiss, granite, limestone or trap rock. Your supplier should be able to provide you with this information. 3/4″ Crushed Stone Uses. 3/4″ crushed stone is extremely useful in a number of different situations.

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### Material Weights - Harmony Sand & Gravel

Most of Harmony Sand & Gravel's products will weight approximately 2,840 pounds per cubic yard or about 1.42 tons per cubic yard. For estimating purposes, most Contractor's consider the yield to be 3,000 pounds per cubic yard or 1.5 tons per cubic yard.

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### Aggregate Base Density Data - Earthwork/grading ...

Jun 09, 2005· It depends on the gradation of the rock and the compative effort being put into the rock. In the Midwest for a material with some fines, the maximum modified Proctor desity is typically 135 to 140 pcf. If the compaction requirement is 95 percent, the final inplace density would be 128 to 133 pcf. Then of course there is waste...

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### THERMAL PROPERTIES OF ROCKS - USGS

9. Thermal expansion and density of minerals 66 10. Thermal expansion of rocks for the temperature interval 20°C to 100 C 69 11. Bulk density of common rocks 70 12. Specific heats of common rocks .

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### Mass, Weight, Density or Specific Gravity of Bulk Materials

The density of pure water is also 62.4 lbs/cu.ft (pounds per cubic foot) and if we know that ammonium nitrate has a sg of 0.73 then we can calculate that its density is 0.73 x .

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### Density Of 19 Crushed Stone - sport-hippique

In place density of 3/4 Crushed stone - Earthwork/grading . May 05, 2011· If the 3/4" crushed stone has sufficient fines in it, a proctor curve can be obtained. We see it used extensively on projects. Ron is correct that nuclear density testing on clean rock is inaccurate at best.

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### Spike's Compaction Factor Calculator

The swell and shrink factors are based on the material in its original state. If you combine the two factors you get a factor (Spike's compaction factor) which will convert loose state volume to compacted volume of the material.

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### Bulk Density Chart - Anval

Bulk Density Chart ANVAL VALVES PVT LTD. Material Lbs/cu.ft Kgs/cu.m Abrasive Compound 148 2371 Abrasive Mix 153 2451 Acetate 35 561 Acetate Flakes 21 336 ... Phosphate Rock Crushed 69 1105 Phosphate Rock Dust 90 1442 Phosphate Rock ground 70 1121 Plaster Of Paris 49 785 Plastic (Beads) 46 737 Plastic (Cubes) 38 609 ...

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### Gravel Calculator - calculate how much gravel you need

What is the density of gravel? The density of typical gravel is 105 lb/ft 3 (1680 kg/m 3). This corresponds to gravel with average sized pebbles and is the number used in the calculator. How much does a yard 3 of gravel weigh? A cubic yard of typical gravel weighs about 2830 pounds or .

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### Chapter 5 Engineering Properties of Soil and Rock

Chapter 5 Engineering Properties of Soil and Rock 5.1 Overview The purpose of this chapter is to identify, either by reference or explicitly herein, appropriate methods of soil and rock property assessment, and how to use that soil and rock property data to establish the final soil and rock parameters to be used for geotechnical design.

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### How to Calculate Weight Per Cubic Yard of Gravel | Home ...

How to Calculate Weight Per Cubic Yard of Gravel. Gravel makes a welcome addition to the home landscape. It can be used to create a driveway .

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### Chapter 4 Bases

crushed surfacing base course, or any other surfacing. If the Contractor's operation are such that a considerable amount of coarse rock accumulates on the surface of the completed course that will not compact tightly, keystone may be constructed in accordance with the requirements specified in Standard Specifications Section 4-04.3(6).

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### density of crushed rock related to size of crushing

Crushed stone or angular rock is a form of construction aggregate, typically produced by mining a suitable rock deposit and breaking the removed rock down to the desired size using crushers. Crushed stone has one of the lowest average by weight values of all mineral commodities.

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### CUBIC YARDAGE CALC SHEET - SwapLoader

Concrete (average wet mix) 3,730 lb. Limestone (solid) 4,480 lb. Clay (dry) 2,300 lb. Limestone (crushed) 2,565 lb. Clay (wet) 2,970 lb. Paper (solid - average) 1,565 lb. Crushed Stone 2,700 lb. Plywood Sheets 800 lb. Earth (loose) 2,050 lb. Roofing Debris 450 lb. .

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### Morrison Gravel - 5/8 Minus Aggregate

5/8" Minus Crushed Aggregate is commonly used on driveways and walkways. It has the fines for compaction so it will pack down and stay in place. Since it is small in size, it finishes off fairly smooth when leveled and compacted. This product is also great .

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