stockpile formula for rock

Construction Aggregate Calculator

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.4. ESTIMATING ROAD CONSTRUCTION UNIT COSTS2021-2-17 · A relatively complex surfacing operation requires developing a 20,000 cubic meter solid rock source (26,400 cubic meters in the road prism) to surface 26.4 km of road including shooting and crushing rock, loading, transporting, and spreading rock as follows. To open up rock source, use data from clearing and common excavation:

GEOTECHNICAL CONSIDERATIONS IN OPEN PIT MINES

2  · safe, practical, and cost effective solutions to rock instability/ground control* issues is the basic aim of this guideline and of Regulation 13.8. The regulations require that mine management is able to demonstrate that it has adopted "sound practice +" in the field of geotechnical engineering as applied to open pit mining. TheConstruction Aggregate Calculator - Vulcan Materials …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.

EROSION AND SEDIMENT CONTROL (ESC) FIELD GUIDE

2018-10-24 · Rock Check Dam (SD 5-4) 12 Toe of Cut Batter or Embankment Sediment Trap (ES 04) 38 ... • Stockpile topsoil for later revegetation - place stockpiles away from waterways ... based on the formula shown in figures 5.9 and 5.10 (Landcom 2004; pg 5-35) for maximum and minimum tailwaterMaintaining proper aggregate stockpiles - Asphalt magazineBest practices. Proper management of aggregate stockpiles requires many steps: appropriate environmental regulation compliance, inventory control, as well as accurate stockpiling and load-out practices, Buchanan said. Managers must track inventory more frequently, and also know the product coming through their plants, Elmore said, and the plant ...

Inspection & Sampling Procedures for Fine & Coarse …

2021-8-20 · most common sample is a stockpile sample. Some samples need to be taken by the Producer in the processing operation to assure that the final product will be within control limits. These samples are referred to as production samples. The gradation at this point may not be the same as the stockpile sample at some facilities.Soil and Rock - Bulk Factors - Engineering ToolBox2022-1-31 · Soil and rock expansion - or swell - after mining. Related Topics . Miscellaneous - Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more; Related Documents . Angle of Repose - Tipping …

Inspection & Sampling Procedures for Fine & Coarse …

2021-8-20 · most common sample is a stockpile sample. Some samples need to be taken by the Producer in the processing operation to assure that the final product will be within control limits. These samples are referred to as production samples. The gradation at this point may not be the same as the stockpile sample at some facilities.GRADE CONTROL BLENDING AND SELECTIVITY FOR …2009-8-26 · medium- and high-grade ore stockpile destinations. Waste and marginal ore are also separated to different destinations. The degree of selectivity in the open-pit serves to ... DRILLING: Drill burden and spacing are based on the rock types present at Skorpion, e.g. 4 m x 4 m in ore and 6 m x 6 m in waste material (Figure 2).

(PDF) Mass Angle of Repose of Open-Graded Rock Riprap

2011-7-1 · David C. Froehlich, Ph.D., P.E., D.WRE, M.ASCE 1. Abstract: Mass angle of repose (that is, the angle at which a mass of sliding particles will come to rest) is a fundamental material property .. aracterisation of cemented rock fill materials for the ...2017-4-11 · grading equation can be used to make an optimal grading of combined aggregates or waste rock for CRF design. Particle size distribution curves of Cosmos Nickel mine waste rock fit Talbot grading equation with a variable exponent, "n" equal to 0.45. The specific gravity and bulk density ranged from 2.77 to 3.02 and 2 to 2.16 g/cm3, respectively.

BULKING FACTOR OF ROCK FOR UNDERGROUND …

2021-8-19 · The bulking factor B for rock may be defined using the equation B B V / V = − 1 1-1 where V B is the volume of rubble formed from breakage of a rock block of initial volume V (e.g., Bechtel SAIC Company, LLC, 2004). Bulking factor also may be specified as a parameter B 1 related to B through the following equation (e.g., Ofoegbu, et al., 2007 ...Soil and Rock - Bulk Factors - Engineering ToolBox2022-1-31 · Soil and rock expansion - or swell - after mining. Related Topics . Miscellaneous - Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more; Related Documents . Angle of Repose - Tipping …

Aggregates 101 Stockpile and Handling

2019-3-11 · Radial Stockpile • Easy pile to build • Must have axle system to allow movement radially • Feed point is stationary • Simple way of increasing volume with the same feed point • Increases live storage • Most consistent product to load out. 32 Types of Stockpiling. 33Stockpile Quantity Rough Estimates - bulk-online  · Try This. he following formula is used to calculate the volume of a stockpile if the diameter and height are known. Volume in cubic feet = 0.2618 x D 2 x h. D = Diameter of the base of the cone in feet. h = Height of the cone in feet. In order to calculate the actual weight of material in the stockpile, determine the density or weight/cubic foot.

Calculating Stockpile Capacity

2022-1-31 · Download Stockpile Volume vs. Diameter and Height Chart. 1 ft 3 = 0.02832 m 3 = 28.32 dm 3 = 0.03704 yd 3; 1 ft (foot) = 0.3048 m = 12 in = 0.3333 yd; Stockpiling - Angle of Repose for some typical products; Download and print …formula for measure a rock stockpile - BINQ MiningStockpile Quantity Rough Estimates – bulk-online Forums. he following formula is used to calculate the volume of a stockpile if the diameter and height are known. … easy to measure using the formula for the volume »More detailed

EARTHWORKS ESTIMATING – THE FUNDAMENTALS

2016-4-13 · the stockpile will be somewhat greater than first thought." ... factors, but bear in mind that rock, for instance, will take longer to load and be more abrasive. And the fill factor (see later) for the equipment is going to be ... satisfy the following Basic Equation: Production / hour = Capacity x Cycles/hourAP42 13.2.4 Aggregate Handling And Storage Piles2006-2-1 · Aerodynamic Particle Size Multiplier (k) For Equation 1 < 30 :m < 15 :m < 10 : 5 m<:m < 2.5 :m 0.74 0.48 0.35 0.20 0.053a a Multiplier for < 2.5 :m taken from Reference 14. The equation retains the assigned quality rating if applied within the ranges of source conditions that were tested in developing the equation, as follows.

EROSION AND SEDIMENT CONTROL (ESC) FIELD GUIDE

2018-10-24 · Rock Check Dam (SD 5-4) 12 Toe of Cut Batter or Embankment Sediment Trap (ES 04) 38 ... • Stockpile topsoil for later revegetation - place stockpiles away from waterways ... based on the formula shown in figures 5.9 and 5.10 (Landcom 2004; pg 5-35) for maximum and minimum tailwaterSoil and Rock - Bulk Factors - Engineering ToolBox2022-1-31 · Soil and rock expansion - or swell - after mining. Related Topics . Miscellaneous - Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more; Related Documents . Angle of Repose - Tipping or dumping angles for common materials like ashes, sand, earth, shingles and more.; Conveyors - Maximum Inclination - Maximum …

Aggregates 101 Stockpile and Handling

2019-3-11 · Radial Stockpile • Easy pile to build • Must have axle system to allow movement radially • Feed point is stationary • Simple way of increasing volume with the same feed point • Increases live storage • Most consistent product to load out. 32 Types of Stockpiling. 33Measuring Stockpile Volumes… the Easy Way2014-4-25 · Measuring Stockpile Volumes… the Easy Way by: Jon Aschenbach Resource Supply, LLC Timber Measurement Society Meeting October 28, 2008 Jon Aschenbach rResource Supply, LLC

Supplementary Materials: Article Mining Rock Wastes for ...

2019-9-11 · Mineral name Mineral Formula Fe% Hematite α-Fe 2 O 3 69.8 Goethite α-FeOOH 62.9 Siderite FeCO 3 48.2 Clinochlore Mg 3.75 Fe2+ 1.25 Si 3 Al 2 O 10 (OH) 8 11.73 Staurolite (Fe,Mg,Zn) 2 (Al,Fe,Ti) 9 O 6 ... *Old Stockpile (OS): mining rock wastes that have been accumulated for many years and now covered with herbaceous vegetation; Waste ...EARTHWORKS ESTIMATING – THE FUNDAMENTALS2016-4-13 · the stockpile will be somewhat greater than first thought." ... factors, but bear in mind that rock, for instance, will take longer to load and be more abrasive. And the fill factor (see later) for the equipment is going to be ... satisfy the following Basic Equation: Production / hour = Capacity x Cycles/hour

How to Calculate Stockpile Volumes | Stockpile Reports

2019-9-9 · How to Calculate Stockpile Volumes. Author: Stockpile Reports. Knowing how much inventory you have on hand at any given time is important for many reasons including aligning sales and operations, improving profitability, and becoming more efficient. Stockpile Reports offers various ways that you can calculate stockpile volumes in a few short steps.Loadings on Tunnel under Conical Stockpile - Structural ... · RE: Loadings on Tunnel under Conical Stockpile. ishvaaag (Structural) 19 Nov 01 14:21. The sheet in mathcad for the conical mound in the onion-like discharge assumption shows the law of the pressure at bottom to be (radially) linear or close to it. Its variation for almost any practical mound and available inner friction angle varies from a ...

Chapter 7 Slope Stability Analysis

2020-12-16 · specific to rock slopes, other than highly fractured rock masses that can in effect be treated as soil, are described in Chapter 12. Detailed stability assessment of landslides is described in Chapter 13. 7 .2 Development of Design Parameters and Other Input Data for Slope Stability AnalysisThe Salt Storage Handbook - Illinois Department of ...2022-1-21 · on the surface of the stockpile that is easily broken up. Salt, however, can be lost to precipitation. Stockpiles, whether large or small, should never be left exposed to the elements - rain or snow. Storage should always be done on impermeable pads, either in a building or covered with one of the many types of temporary covering materials, such as

Construction Aggregate Calculator

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.How to Calculate Backfill - HunkerStep 1. Calculate the volume of the space to be filled. For example, find the cubic footage volume of a backfill area that is 8 feet wide, 6 feet deep and 50 feet long. The volume of a rectangular cubed shape is found by the formula v = l x w x d, where v represents volume, l is the length of the trench, w is the width and d is the depth.

Procedures for estimating pile volume, biomass, and …

2016-12-8 · The net wood volume is the gross pile volume multiplied by the appropriate packing ratio (Formula 2). (2) Net Wood Volume (ft3 3or m ) = Gross Pile Volume (ft 3 or m ) × Packing Ratio (proportion). 3. Density or Weighted-Average Density of Wood The oven-dry density of wood is used to calculate mass of wood for fuel loading, fuel consumption, andGRADE CONTROL BLENDING AND SELECTIVITY FOR …2009-8-26 · medium- and high-grade ore stockpile destinations. Waste and marginal ore are also separated to different destinations. The degree of selectivity in the open-pit serves to ... DRILLING: Drill burden and spacing are based on the rock types present at Skorpion, e.g. 4 m x 4 m in ore and 6 m x 6 m in waste material (Figure 2).

Characterisation of cemented rock fill materials for the ...

2017-4-11 · grading equation can be used to make an optimal grading of combined aggregates or waste rock for CRF design. Particle size distribution curves of Cosmos Nickel mine waste rock fit Talbot grading equation with a variable exponent, "n" equal to 0.45. The specific gravity and bulk density ranged from 2.77 to 3.02 and 2 to 2.16 g/cm3, respectively.GEOTECHNICAL CONSIDERATIONS IN OPEN PIT MINES2  · safe, practical, and cost effective solutions to rock instability/ground control* issues is the basic aim of this guideline and of Regulation 13.8. The regulations require that mine management is able to demonstrate that it has adopted "sound practice +" in the field of geotechnical engineering as applied to open pit mining. The

FRICTION ANGLE OF SOIL AND ROCK

2018-5-29 · The results of soil and rock research from domestic and foreign literature are presented. The results of the survey are given in the form of a table. 1Prof. dr Dragan Lukić, dipl ž. građ., University of Novi Sad, Faculty of Civil Engineering Subotica, Kozaračka 2a, Subotica, Serbia, tel: ++381 24 554 300, e – mail: [email protected] Procedures for estimating pile volume, biomass, and …2016-12-8 · The net wood volume is the gross pile volume multiplied by the appropriate packing ratio (Formula 2). (2) Net Wood Volume (ft3 3or m ) = Gross Pile Volume (ft 3 or m ) × Packing Ratio (proportion). 3. Density or Weighted-Average Density of Wood The oven-dry density of wood is used to calculate mass of wood for fuel loading, fuel consumption, and

Aggregates 101 Stockpile and Handling

2019-3-11 · Radial Stockpile • Easy pile to build • Must have axle system to allow movement radially • Feed point is stationary • Simple way of increasing volume with the same feed point • Increases live storage • Most consistent product to load out. 32 Types of Stockpiling. 33Supplementary Materials: Article Mining Rock Wastes for ...2019-9-11 · Mineral name Mineral Formula Fe% Hematite α-Fe 2 O 3 69.8 Goethite α-FeOOH 62.9 Siderite FeCO 3 48.2 Clinochlore Mg 3.75 Fe2+ 1.25 Si 3 Al 2 O 10 (OH) 8 11.73 Staurolite (Fe,Mg,Zn) 2 (Al,Fe,Ti) 9 O 6 ... *Old Stockpile (OS): mining rock wastes that have been accumulated for many years and now covered with herbaceous vegetation; Waste ...

CALCULATING TONNAGE | YARDAGE | SQUARE FOOTAGE …

2021-12-7 · The formula you need then is: Area = 0.8 x Width x Length. Length In Feet Width In Feet Total Square Feet. Triangle Areas / Square Footage. Triangles are another fairly simple shape. As illustrated at the right it''s simply a matter of taking the height at the tallest point and the width at the base of the triangle and then multiplying those by ...How to Calculate Backfill - HunkerStep 1. Calculate the volume of the space to be filled. For example, find the cubic footage volume of a backfill area that is 8 feet wide, 6 feet deep and 50 feet long. The volume of a rectangular cubed shape is found by the formula v = l x w x d, where v represents volume, l is the length of the trench, w is the width and d is the depth.

Volume of a Pile Calculator

The calculation is done in two parts. The volume of the cone is calculated as: V = 1/3 * π * R² * H V = the volume in cubic feet π = 3.14159265 R = length B divided by 2 H = Height. The volume of the center prism: 0.5 * A * B * H V = the volume in cubic feet A = length A B = length B H = height. The two results are added together for a cubic ...Soil and Rock - Bulk Factors - Engineering ToolBox2022-1-31 · Soil and rock expansion - or swell - after mining. Related Topics . Miscellaneous - Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more; Related Documents . Angle of Repose - Tipping or dumping angles for common materials like ashes, sand, earth, shingles and more.; Conveyors - Maximum Inclination - Maximum …

BULKING FACTOR OF ROCK FOR UNDERGROUND …

2021-8-19 · The bulking factor B for rock may be defined using the equation B B V / V = − 1 1-1 where V B is the volume of rubble formed from breakage of a rock block of initial volume V (e.g., Bechtel SAIC Company, LLC, 2004). Bulking factor also may be specified as a parameter B 1 related to B through the following equation (e.g., Ofoegbu, et al., 2007 ...GRADE CONTROL BLENDING AND SELECTIVITY FOR …2009-8-26 · medium- and high-grade ore stockpile destinations. Waste and marginal ore are also separated to different destinations. The degree of selectivity in the open-pit serves to ... DRILLING: Drill burden and spacing are based on the rock types present at Skorpion, e.g. 4 m x 4 m in ore and 6 m x 6 m in waste material (Figure 2).

Ore Blending

1  · To participate in the 911Metallurgist Forums, be sure to JOIN & LOGIN; Use Add New Topic to ask a New Question/Discussion about Geology and Geometallurgy.; OR Select a Topic that Interests you.; Use Add Reply = to Reply/Participate in a Topic/Discussion (most frequent). Using Add Reply allows you to Attach Images or PDF files and provide a more complete input.How to Calculate Backfill - HunkerStep 1. Calculate the volume of the space to be filled. For example, find the cubic footage volume of a backfill area that is 8 feet wide, 6 feet deep and 50 feet long. The volume of a rectangular cubed shape is found by the formula v = l x w x d, where v represents volume, l is the length of the trench, w is the width and d is the depth.