Evaluation and Assessment of Blast-Induced Ground …
Several mining companies encounter blast-induced ground vibration problems in the form of both social and environmental impacts on nearby residential areas. Blasting is an essential fragmentation and displacement process of rock to enable more efficient excavation in mining operations (Afeni & Osasan, 2009). Blast vibration levels …
اقرأ أكثر
(PDF) Optimization of Blast Design for Quarries: A case
The burden and spacing values are either 1.5 m or 2 m for a given blast design.The quarry's blasting patternsgivespowder factor that ranges between 0.625 – 0750kg/m2 .However, when the ...
اقرأ أكثر
Evaluation of blast efficiency in aggregate quarries: …
Quarry blasts and seismicity. Blast operation creates both elastic and inelastic deformation within the nearby rock mass. A seismic event is a rapid inelastic …
اقرأ أكثر
ENVIRONMENTAL AND SOCIAL IMPACTS OF STONE QUARRYING …
Table 1. Location and area of the study quarry sites S.No Fig. 1. Location map of study area showing quarrying sites Methodology included field observations, photo documentation and mapping and quarry area measurement on Google Earth Satellite images, to assess the change and status of environmental impacts of quarrying.
اقرأ أكثر
Quarry Blasting Can Severely Damage A Home's Foundation
Quarry Blasting Can Severely Damage A Home's Foundation. Companies that blast for rocks near residential areas can cause severe damage to your home. Our firm is fighting for homeowners who live near quarries to get their homes fixed and to prevent further destruction.
اقرأ أكثر
Rock blasting near residential areas | The Building Code Forum
Following the background check, a written exam on blasting procedures is administered at the Fire Marshal's Office. The applicant calls (210) 207-8410 to set-up a time for the exam. If an applicant passes the background and written exam, a site inspection is conducted to witness the shot set-up. If approved, a Blasting Permit is issued.
اقرأ أكثر
NGT panel recommends 150-m safety distance between …
expert committee appointed by the Principal Bench of the National Green Tribunal (NGT) in New Delhi has recommended a safety distance of 150 m between stone quarries and residential or inhabited areas
اقرأ أكثر
Quarry Slope Stability Assessment Methods with Blast …
Blast-induced ground vibration is one of the most significant challenges in explosive rock fragmentation, affecting mine stability and worker and machine safety. However, limited research has suggested a correlation between slope stability and blast-induced ground vibration. Thus, improving mining sustainability requires assessing mine …
اقرأ أكثر
(PDF) Particulate Matter from Stone Crushing …
The major residential areas are: Sankar Nagar with a population of around 1,000 people located in the east at a distance of 1,000 m; Kamarajapuram with a population of around 700 people in
اقرأ أكثر
Environmental Impact Assessment Division
List of undertakings requiring an Environmental Impact Assessment. • Asphalt plant, other than asphalt plant set up temporarily for the purposes of a project by public departments. • Assembly of motor vehicles. • Block making plant manufacturing above 10,000 blocks per day. • Bulk processing, storage and handling of petroleum products ...
اقرأ أكثر
(PDF) An Assessment of Drilling and Blasting Techniques at Granite
An Assessment of Drilling and Blasting Techniques at Granite Quarry of AFDIN Construction Company Limited, Katsina State, Nigeria
اقرأ أكثر
Safe Distance for Blasting
Hence, though Indian Regulations Prescribe 500 Meters as the safety distance for Blasting, Regulation 164 of Metaliferrous Mines Regulations of Government of India, allows blasting with certain conditions within the safety distance. Uttam Blastech is specialized in safe blasting processes and procedures.
اقرأ أكثر
(PDF) Effects of Quarry Blasting Towards the Residential Area …
the PPV of 2.535 mm/s and 3.568 mm/s was the lowest and. highest value. Apart from that, Quarry B scored the lowest. value of 0.220 mm/s and highest value of 3.060 mm/s. This. shows us that the ...
اقرأ أكثر
(PDF) AN ASSESSMENT OF GRANITE QUARRYING …
estimated that the distance of this site to built-up areas was 646.191m and 346.094m (as shown on the above image). Due to expan ion in land mass of this quarry …
اقرأ أكثر
Pre-Feasibility Report for Granite Building Stone Quarry
PRE FEASIBILITY REPORT OF GRANITE BUILDING STONE M.Ajantha., UNDER EIA NOTIFICATION 2006 Pre-Feasibility Report for Granite Building stone Quarry (Under the Guidelines of Ministry of Environment and Forest in terms of the provisions of EIA notification 20051, 52 & 127 and specifically in circular No J-11013/41/20051, 52 & 127 …
اقرأ أكثر
(PDF) Environmental Perspective of Stone …
just 100-200 meters away from residential areas . ... the forest area by the quarrying (mining) and crushing activities of the naturally occurring stones since early 1960s is found in the district ...
اقرأ أكثر
(PDF) AMBIENT AIR QUALITY AT GRANITE MINING SITE …
crushing site, residential area-I (Gora) and Residential area-II (Machhia) was 24.43, 24.42, 21 .85 and 21.80 g/m³ respectively and the average concentration of Nitrogen oxide
اقرأ أكثر
Controlled blasting in proximity to urban residential …
National Institute of Rock Mechanics Bengaluru, India rbeenirm@gmail. Abstract—This paper deals with the excavation of 19500 m2 area in granitic hard rock to a depth of 10 m by controlled blasting to accommodate foundation for 75 m tall, 16 floor commercial building in the city of Bengaluru, India. The major task was to excavate granitic ...
اقرأ أكثر
ENVIRONMENTAL EVALUATION OF QUARRY …
km, 70 – 80 dB for distance from 0.5 to 1 km, 60 – 70 dB for distance between 1 and 1.5 km, 50 – 60 dB for distance from 1.5 to 2.0 km and 40 – 50 dB was recorded outside the fringe of 1.5 –
اقرأ أكثر
Summary quarry EIA
DIL avows that the EIA was conducted using EIA best practices. Project area/site The proposed quarry project shall be located on 527.045 hectares land belonging to Oyo-Iwa …
اقرأ أكثر
Blasting efficiency in granite aggregate quarry …
Blast event 4 has the highest fragmentation efficiency of 46.53%, while 3 has the highest environmental control efficiency of 69.47%. Cumulatively, blast event 4 has the highest …
اقرأ أكثر
REGULATORY GUIDELINES FOR PLANNING, OPERATION …
blast area. 3.2.5 Ground vibrations and air over pressure should be monitored regularly during the blasting operations. The recommended limits are given in Chapter-17. The …
اقرأ أكثر
(PDF) Blasting efficiency in granite aggregate quarry …
Blast event 4 has the highest fragmentation efficiency of 46.53%, while 3 has the highest environmental control efficiency of 69.47%. Cumulatively, blast event 4 has …
اقرأ أكثر
Evaluation of blast efficiency in aggregate quarries: facts and
Quarry blasts and seismicity. Blast operation creates both elastic and inelastic deformation within the nearby rock mass. A seismic event is a rapid inelastic deformation that occurred within a specified volume of rock (Ma et al. 2015).Regulatory authorities usually monitor blasts in quarries on the scheduled date of the operations by …
اقرأ أكثر
Environmental impact assessment (EIA) of hard rock …
The increase in demand of building stones and construction-grade sand has resulted in aggressive hard rock quarrying in many parts of the world. The problems are to be evaluated in detail for the judicious use of resources on the one hand and ensuring health of the ecosystems on the other. The present study aims to evaluate the impact of …
اقرأ أكثر
Quarry Operations and Property Values
A key NIMBY complaint in the siting and expansion of quarries is the effect of the operations on nearby home values. According to Census data, housing amounts to …
اقرأ أكثر
REGULATORY GUIDELINES FOR PLANNING, OPERATION …
blast area. 3.2.5 Ground vibrations and air over pressure should be monitored regularly during the blasting operations. The recommended limits are given in Chapter-17. The measurements should be taken from a distance of 800 meters from the blasting face towards the nearest residential area. If the residential area is
اقرأ أكثر
Lung Function and Respiratory Health of Populations Living …
1. Introduction. The stone and marble industry is one of the most important and active industrial sectors in Palestine and contributes to about 25% of Palestine's overall industrial revenues and 4.5% of the total Palestinian Gross National Product [].The total number of stone and marble facilities in the West Bank and Gaza Strip is 1124.
اقرأ أكثر
Rock Removal for Homeowners
Residential Drilling and Blasting. Don't let problem rock get in the way of your plans, dreams or construction projects. ... blasting and related specialty services in the New England, Mid Atlantic and Southeast areas. View Locations. A Breed Apart. Learn About Maine Drilling & Blasting. Contact Info. 1 800-370-2338 View Locations. Quick Links ...
اقرأ أكثر
Effects of Quarry Blasting Towards the Residential Area …
the intended blasting area to the nearest residential or industrial area (Environmental Requirements: A Guide for Investors 2010). However, this limit has been on the stake when a tragic blast caused a flyrock incident to occur on the 19th of July 2013 at Masai quarry near Seri Alam, Johor, Malaysia. Flyrock are rocks ejected from the blast surface
اقرأ أكثر