controlling erosion in mine site ghana

Pollution from Mining

Mining operations release heavy metals that can be extracted by water. Depending on the mine and its location, Ni, V, Cr, Mn, Cu, Pb, Zn and As can be released into the hydrosphere. Mercury Mercury was widely used to in California gold mines to extract the precious metal from solid ore. Between the years 1850 and 1981, more than 220,000,000 lb Get price

Impact of Mining on Ground and Surface Waters

Impact of Mining on Ground and Surface Waters By H.N. KARMAKAR1, P.K. DAS2 1Central Mine Planning and Design Institute Ltd., R.I-II, Koyla Bhawan Complex, Dhanbad-826005, Bihar, India 2Central Ground Water Board, 24 Kharvel Nagar, Unit-III, Janpath, Bhubaneswar -751001, Orissa, India Get price

5 Steps for Erosion Control on Steep Slopes and

Oct 17, 2016Use Erosion Control Blankets to Add Vegetation to Slopes. There are many varieties of fiber, biodegradable, and compost blankets/mats on the market today, and they have all been designed with one aim; to minimize the effects of water erosion on slopes and embankments. Rolled mats are usually made from mulch that is held together by a fiber mesh. Get price

8 Ways to Control Erosion at Construction Sites

Jan 18, 2020The predominant technique agriculturists use for erosion control is the no till method. This method, also known as conservation tillage, is farming practiced with a minimum amount of tilling. The tillage process, while enriching for the crop, also displaces the soil layers and makes it loose. Get price

A User Guide for Developing a Mining Erosion and Sediment

A User Guide for Developing a Mining Erosion and Sediment Control Plan Purpose This User Guide is a companion document to . Technical Guidance 3: Developing a Mining Erosion and Sediment Control Plan. It provides an introductory overview of what the Ministry of Environment ( ENV) expects of Get price

Corporate income taxes, mining royalties and other mining

PwC Corporate income taxes, mining royalties and other mining taxes—2012 update 3 as "ring fencing". The Ghana government, in the 2012 Budget Statement, proposed an increase to the corporate income tax rate from 25% to 35% and an additional tax of 10% on mining companies. Ghana's proposed tax increases are likely to take Get price

Factors affecting slope stability

May 03, 2012Erosion. Rainfall. Earthquakes. Geological factors. External loading. Construction activities such as excavation of slopes and filling of slopes. Rapid drawdown*. Increment of pore water pressure. The change in topography. *Drawdown : a lowering of water level. Get price

Preventing and managing erosion

Erosion control in grazing lands Surface cover. Surface cover is the key to erosion control in grazing lands. It prevents erosion by maintaining the soil so it can absorb rainfall. A well-managed pasture with good cover will ensure that runoff spreads rather than concentrates. Bore drains, tracks, roads, cattle pads and fences concentrate Get price

Acid Mine Drainage Prevention and Control Options

the dam and materials from erosion and from infiltration by oxidi zing surface waters and groundwaters, even if sub-aqueous tai lings closure plans are being considered. Assessment of control options and site conditions Suitable control options and potential interactions bet ween the facility and the site Get price

Desertification: Causes, Effects and Control of

Control of Desertification: 1. Afforestation and planting of soil binding grasses can check soil erosion, floods and water logging. 2. Crop rotation and mixed cropping improve the fertility of the soil. It would increase production which can sustain large population. 3. Get price

Erosion and Sediment Control Model Ordinance

The size of the site regulated under the erosion and sediment control ordinance varies widely. The proposed Phase II of USEPA's National Pollutant Discharge Elimination System (NPDES) rules regulates disturbances greater than 1 acre, but communities may regulate sites as small as Get price

EFFECTIVE WAYS OF CONTROLLING EROSION IN A BUILDING SITE

The effective way of controlling erosion in a construction site prone to erosion problem. 1) Identity the various causes of erosion in building sites. 2) Examine the appropriate materials and (new and old) used in controlling the erosion. 3) Determine the most appropriate materials and techniques required for the controlling Get price

Bio

MICP improved erosion resistance and suppressed dust from mine site soils Up to 28 cm in observed improvement Up to 4 cm of sandstone- like crust Load bearing under human and animal weight Resistant to erosion under water jetting Monitoring captured spatial and temporal improvement DCP free fall and blow count measurements Get price

Improving Air Quality in African Cities

Accra, Ghana • Over 10 monitoring stations in residential, industrial, commercial and road side locations • Roadside and commercial sites recorded highest pollution levels + the Dry harmattan winds • Acute respiratory illness (ARI) in 2nd and 3rd places among the top 10 causes of out patient hospital visit Dar-es Salaam, Tanzania Get price

Environmental Risks of Mining

Erosion and endangered species habitat. Mining is an inherently invasive process that can cause damage to a landscape in an area much larger than the mining site itself. The effects of this damage can continue years after a mine has shut down, including the addition to greenhouse gasses, death of flora and fauna, and erosion of land and habitat. Get price

Metro Mining Appendix A3

Erosion and Sediment Control Plan Bauxite Hills Project Erosion and Sediment Control Plan 1-4 1.2 Scope of ESCP This ESCP considers the findings of the early planning phase of the Project, including a desktop study and preliminary site investigation. It also takes into Get price

Planting Guide for Erosion Control Revegetation

Non-Native Ernst Best Strip Mine Gas Production Mix. Item #: ERNMX-101 Cost: $2.94/lb Categories: Erosion Control Revegetation Description: Designed for the toughest disturbed sites; tolerates low pH. Mix formulations are subject to change without notice depending on Get price

Water Pollution Solutions

Seven Simple Solutions for Water Pollution Prevention. Water pollution is caused by many factors including (but certainly not limited to): uncontrolled construction sites, leaking sewer lines, stormwater runoff, accidental spills and leaks, improper discharge of wastes, mining activities, foundries, animal waste, and others. Get price

Bushfires and management policies in Ghana

Mr O. Ampadu-Agyei is a Programme Officer of the Environmental Protection Council (EPC) of Ghana. His post-graduate qualifications are in Regional Development and Energy Planning, and one of his major activities as a Programme Officer for EPC is to monitor, assess and propose policies and programmes for the prevention and control of bushfires in Ghana. Get price

25 Pa. Code Chapter 102. Erosion And Sediment Control

Controlling Erosion. The company was required to implement and maintain adequate erosion and sedimentation controls at the site so as to prevent accelerated erosion and sedimentation. Oil and gas, timber harvesting, or mining activities for which site reclamation or restoration is part of the permit authorization in Chapters 78 and 86—90 Get price

What are environmental regulations on mining activities

Material adapted from: Hudson, T.L, Fox, F.D., and Plumlee, G.S. 1999. Metal Mining and the Environment, p. 48-49. Published by the American Geosciences Institute Environmental Awareness Series. Click here to download the full handbook. An extensive regulatory system has been developed to govern current mining operations in the United States, as well as to guide the cleanup of Get price

3 Methods for Addressing Erosion

Numerous techniques, 1 technologies, 2 and planning measures 3 are available to address the issue of shoreline erosion, with most methods primarily intended to protect property from shore erosion caused by wave attack. Other erosive forces at the regional and local scale may affect the site's geology and geomorphology, as described in Chapter 2, and some methods are specific to these forces. Get price

Fire prevention and control

Steam is used to control fire in confined areas, while inert gas is employed to extinguish gas, dust, and vapour fires. Fire fighting is a battle against time. The initial priority is rescuing any occupants that may be in a burning building. Precedence is then given to any location from which the fire may spread to a neighbouring structure. A Get price

5. POLLUTION PREVENTION AND MITIGATION MEASURES

mine for cooling water makeup would greatly reduce the potential withdrawal and consumption of ground water from the Massive Sand aquifer, thereby reducing impacts on ground water resources. The proposed generation facilities would discharge no process liquid effluent from the site. Ash generated by the gasifiers would be made Get price