calculation of tonnes per machine shift in mining

Estimation of production cost and revenue

tonnes mined per shift by 40% . Comprehensive Mine Digitization and Modernization Software. ... planners and shift bosses to get 40% more tonnes to surface every shift by planning and tracking production and support mining activities. ... Short Interval Control took us from 3300 tonnes per day to 4500 tonnes per day – a 36% increase. Paul ...

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3. CALCULATION OF MACHINE RATES

Jan 20, 2018· How to calculate Man hours. Man hours is the total hour worked over a specific period of time. As a health and safety personnel you need to understand how to calculate man-hour since it is necessary for determining the health and Safety performance.

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BULK EMULSION EXPLOSIVE

Mining Cost Service is the industry standard reference for Mining Cost Estimation. This system places cost estimating data at your fingertips with conveniently indexed information to make your cost estimates faster, easier, and more credible. Monthly updates assure that you are working with the most current cost data available.

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Productivity Improvement in Underground Coal Mines

A variety of mining equipment is used in the mining of oil sands by surface mining. This includes bucket wheel excavators, draglines, hydraulic shovels and off-highway trucks.

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How to Calculate Production Capacity of a Factory?

Machine efficiency and man power utilization on production lines ... Some industries operate in two 12 hours shifts or operate in three 8 hours shifts a day. The planned shift length can be divided into two, which is the ... simple and practical yet a powerful calculation tool. It takes the most common sources of manufacturing

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How to calculate Man hours in 3 simple steps

under consideration, the equipment are planned to work for two shifts of six hours each. So the scheduled shift hours are 12 hours per day. 2.3. Machine Available Hours (MAH) This means the number of hours, out of schedule shift hours; a machine is available for work at a face. The maintenance programme dictates it.

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PERFORMANCE ANALYSIS OF HEAVY EARTH MOVING …

Make sure all operators are properly trained on each machine so they know how to optimize the relationship between ground speed, gear and engine rpm. Studies have shown 5 – 15% fuel efficiency gains at 75% power and 15 – 30% efficiency gains at 50% power.

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Double Unit Supersections as a Means of Reducing Cost Per ...

Powder Factor = Tons of rock (or cubic yards) per pounds of explosive. Normal range = 4 to 7 Shallow holes = 1 to 2 External loads = .3 Tons of Rock = Powder Factor lbs of Explosives The higher the powder factor, the lighter the load. Lower powder factor means more explosives. Example: 1.5 tons = PF of 6.25lbs BURDEN-SPACING CALCULATION

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Overview of Mining Costs

Jan 01, 1987· It should be noted that the production level of section 3A increased from 384 to 421 tons per shift, a result of retreat mining with full pillaring during several months of production. Labor Cost The consolidation of the regular continuous miner sections into a double unit supersection resulted in a lower labor cost per ton of coal mined.

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Equipment selection

The R2900G underground loader is designed for high production, low cost-per-ton loading and tramming in underground mining applications. Compact design with agile performance, rugged construction and simplified maintenance ensures excellent productivity, long life and low operating costs. Engineered for performance, designed for comfort, built to last.

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The Daily Production Report, Explained (with free template)

Jan 01, 2013· In order to meet the coal demand, a number of actions are being taken by mining companies to increase production from the existing mines and through the introduction of new technologies. Download : Download full-size image; Fig. 1. Trend of coal production in million tonnes (Mt) from CIL mines from 1974–75 to 2011–12

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MINING & EARTHMOVING

ultimately productivity, which drives up the cost per ton of the operation. A negative spin-off of poor mining conditions is an increase in accident damage on mechanized machines. Therefore an increase in severity impacts on the machine cost per hour (affecting the dealer) and productivity decreases and increase in accident

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Construction Planning, Equipment, CHAPTER TRUCKS AND ...

Basically OEE is about (as the name says) effectiveness: it is the rate between what a machine theoretically could produce and what it actually did. So the fastest way to calculate it is simple: If you take the theoretical maximum speed (for example 60 products per minute) you know that at the end of a 480 minutes shift there should be 28,800 ...

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Rate Analysis of Excavation in Earthwork

Sep 10, 2018· The number of machines can be fixed, and one machine can be used for making one product at a time. In such a scenario, don't fix/show the factory capacity in pieces. You can keep your machine capacity in hours per day, as it will remain the same. Calculate the production capacity for the current orders / current styles only or for the upcoming ...

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How to Calculate Machine Hours Worked | Bizfluent

Aug 01, 2015· Gibson reported that elimination of the mining trucks idle time in a typical 20-truck surface mining operations results in saving 145,000 gal/year that would equate to 577,100 USD (at fuel price of 3.98 USD/gal). This is equal to 64.5 metric ton …

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Prediction of fuel consumption of mining dump trucks: A ...

MACHINE PROTECTION A well trained operator, working under suitable conditions, utilizing a modern, properly-equipped machine provides a machine-operator team capable of giving maximum production. These factors, along with appropriate job site rules and communication procedures, are essential to coordinate people and machines working together.

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Overview: Classic Calculation Routines

Figure 3 Profitability per ton with over and under mining and processing costs Figure 3 sho ws the pro fitability per ton of the hypothetical copper mine. It is obvi ous that t he

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Short Interval Control | Fleet Management | Telematics ...

Nov 07, 2013· Fuel consumption figures for excavators are usually expressed as gallons per hour. To calculate the fuel consumption, simply divide the number of gallons of diesel required to fill the excavator's fuel tank by the number of hours that the machine has worked. Great beneficial reply from mr birdog and alanmurfee

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R2900G Underground Mining Load Haul Dump (LHD) Loaders ...

Mar 11, 2016· For each of the operators per 8-hour shift, approximately 4.5 operators must be hired for a plant that runs 24 hours per day, to account for the 3 shifts per day and the 3 weeks of leave typically taken by each operator per year (Turton et al., 2013). The salary for a chemical plant operator varies by location, and the estimator should look up ...

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Loading and Hauling

how to calculate production on-the-job or estimate production off-the-job. Machine performance is usually measured on an hourly basis in terms of machine productivity and machine owning and operating cost. Optimum machine performance can be expressed as follows: Lowest Possible Hourly Costs Lowest cost per ton = _____ Highest Possible

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Mining Valuation Techniques

mining at the rate of 55 million tonnes per annum. With further planned expansions at the Solomon deposits, Fortescue's production is planned to increase to 155 million tonnes per annum by 2013. When the assessment was undertaken, Fortescue was predominantly using 777 and 3700 haul trucks

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How a focus on equipment performance productivity returns ...

Mar 24, 2017· As a rule of thumb, open pit mining can process ore for $10 per tonne and, where the ore grade is more than double that at $20 per tonne, results would be economic. Consider that 1% of a metric ...

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