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ap emissions factors pm aggregate mining

  • DRAFT TECHNICAL SUPPORT DOCUMENT

    central mix loading were determined using emission factors from AP-42 Section 11.12-2 for Concrete Batching. The uncontrolled and controlled 10PM, PM, and PM 2.5 emissions for sand and aggregate handling were determined using emission factors from -42 AP Section 13.2.4 for Aggregate Handling and Storage Piles. Both the plants use spray bars

  • Emissions Estimation Technique Manual

    Emission Factors for Ceramic Products –PM 10 and Lead 1,a.....17 Table 6. Emission Factors for Ceramic Products Manufacturing - ... (PM)10) Particulate matter (PM10) Mining of materials Figure 1. Process Flow Diagram of a Brick Manufacturing Facility. Adapted from USEPA 1996, AP-42. ... aggregate will not be too heavy, it is sometimes ...

  • Stockpiles and exposed area wind erosion calculator: guide ...

    AMEC Earth & Environmental, A division of AMEC Americas Limited. Activity data and emission factors for estimating fugitive particulates from the aggregate mining and rock quarrying sector - Final Report. NPRI, 2007. Australian National Pollutant Inventory, Emission estimation technique manual for fugitive emissions, Version 2.0. 2012

  • DRAFT TECHNICAL SUPPORT DOCUMENT

    material storage and truck loading. The facility's emissions were calculated using manufacturer's specifications and AP-42 emission factors. The facility's controlled PTE is greater than the permitting exemption threshold for NOX, PM10, and PM2.5. The facility's PTE is provided in Table 1 below:

  • 2007 Area Source Emissions Inventory Methodology

    VI. Emission Factors Sand and gravel (aggregate) excavation and processing emission factors were taken from AP-42 (EPA, 2004) Section 11.19.2.2 Crushed Stone Processing Operations and Section 13.2.4 Aggregate Handling and Storage Piles . Table 3. Emission factors for sand and gravel excavation and processing and grinding/

  • Particulate Matter (PM) Emission Factors For …

    Particulate Matter (PM) Emission Factors For Processes/Equipment at Asphalt, Cement, Concrete, and Aggregate Product Plants ... For mining/quarrying, emission factor is expressed in pound per blast (lbs. /blast) and ... TAC emissions should be estimated using AP-42, Tables 11.1-15 and 11.1-16 Chapter 11.1, Table 11.1-14

  • WebFire Search | US EPA

    WebFIRE contains the EPA's emissions factors for criteria and hazardous air pollutants (HAP) for industrial and non-industrial processes. To retrieve emissions factors, select one or more search terms from the dropdown menus below then click on the "Submit Search" button at the bottom of the page.

  • AP42 13.2.4 Aggregate Handling And Storage Piles

    13.2.4-6 EMISSION FACTORS 11/06 10. Chicago Area Particulate Matter Emission Inventory — Sampling And Analysis, EPA Contract No. 68-02-4395, Midwest Research Institute, Kansas City, MO, May 1988. 11. Update Of Fugitive Dust Emission Factors In AP-42 Section 11.2, EPA Contract No. 68-02-3891, Midwest Research Institute, Kansas City, MO, July ...

  • Background Information on Emission Factors Used for …

    minor sources of tailpipe emissions, but for conservatism, Table 3.3‐1 from AP‐42 was used (see below). The THC emission factor is calculated as the sum of exhaust and crankcase emission factors, or 0.00247 + 0.004 = 0.00251 lb/hp‐hr.

  • APPENDIX F: AIR QUALITY CALCULATIONS

    The following equation was used to calculate the emission factor for PM emissions during soil dropping: ' ( Ü L B Ü H0.011 H @ 9 5 5 A 5 W 7 @ / 2 A. H 0 æ H & æ Where:4 EFi = Emission factor for fugitive PM emissions from soil dropping fi = Mass fraction of pollutant i (PM10 or PM2.5) in PM emissions from soil dropping WS = Mean wind speed ...

  • Coal mine particulate matter control best practice

    Coal mine particulate matter control best practice – site specific determination guideline 3 Abbreviations and definitions USEPA AP42 emission estimation techniques – all of the following: USEPA (1995), AP 42, fifth edition, Compilation of air pollutant emission factors, volume 1: stationary point and area sources, Technology Transfer Network −

  • State of California AIR RESOURCES BOARD Staff Report ...

    an interest in construction, the production of aggregate materials, mining, and timber production. These associations and individual quarry operators and their ... well-established fact that these activities result in emissions of fine particulate matter. ... of Air Pollutant Emissions Factors (AP-42). The requirements in …

  • This document was obtained from Air Management Guidance

    the January 1995 AP-42 reference to calculate the emission factors for equipment in the nonmetallic mining industry. Although the DNR still believes that the July, 1994 version of Section 11.19.2 of AP-42 contains a more accurate assessment of particulate matter emissions from nonmetallic mining equipment, DNR has agreed to compromise and use the

  • T08 - TRANSFER POINT, FINES MATERIAL, DRY, …

    - Emission factors for this calculation procedure are based on the aggregate handling estimation method in Section 13.2.4 of AP-42 (1/95). - The PM10 Emission Factor is representative of a transfer point with a material moisture content of 2% at a site with an average wind speed of 6 mph.

  • ap 42 emissions factors pm aggregate mining

    Particulate Matter (PM) Emission Factors For Processes/Equipment at Asphalt, Cement, Concrete, and Aggregate Product Plants For mining/quarrying, emission factor is expressed in pound per blast (lbs. /blast) and TAC emissions should be estimated using AP-42, Tables 11.1-15 and 11.1-16 Chapter 11.1, Table 11.1-14

  • Air and Greenhouse Gas Emissions Study (Compass 2.18.19)

    greenhouse gas emissions estimates, Compass used emission factors developed by Pacific Gas & Electric Company, the EPA (AP‐42), and the Climate Registry. For proposed Project activities, mining and processing activities are assumed to continue for the life of the Project at current production levels since the Project proposes no change to any ...

  • Pits and quarries reporting guide - Canada.ca

    The emission factors employed for Particulate Matter emission from conveyor belt transfer points (where a stream of material makes an abrupt change in direction or elevation) are presented in table 11.19.2-1, U.S. EPA Fifth Edition, Volume I Chapter 11, Mineral Products Industry, section 11.19.2, Crushed Stone Processing and Pulverized Mineral ...

  • APPENDIX G: AIR QUALITY DATA SHEETS LAND AREA …

    The road dust PM10 emission factor calculation for paved roads is performed with the following equation from AP-42 Section 13.2: E = k (sL/2)0.65 (W/3)1.5 where: E = PM10 emission factor (g/VMT) k = base emission factor for particle size range and units of interest (i.e. PM 10) sL = road surface silt loading (grams per square meter) (g/m 2 )

  • Emission Factor - an overview | ScienceDirect Topics

    Figure 5.13 provides some of the emission factors reported in AP-42. The units for emission factors reported in the figure are pounds of pollutant per cubic foot of wood treated. To convert the units to kg/m 3, multiply values by 16. Also, note b for VOC emissions refers to volatile organic compounds as propane, based on EPA Method 25A test ...

  • Particulate Matter (PM) Emission Calculations

    Emission Calculation Using AP-42 Emission Factor •PM Actual Screening Emissions •Amount of product run through the screen for the year: 150,000 tons/yr •Emisisons Rate for screening (controlled with wet suppression): 0.0022 lb/ton PM •150,000 ton/yr x 0.0022 lb/ton = 330 lb/yr •330 lb/yr / 2000 lb/ton = 0.165 ton/yr PM emissions

  • Guidance on Emission Factors for the Mining Industry

    Table of General Mining Material Processes Emission Factors 6 2.4. AP-42 Chapter 11.19.2 Emission Factor Decision Tree 22 ... This section provides a compilation of various particulate matter emission factors for common ... mining facilities and aggregate facilities. use of AP These emission factors apply to the truck or

  • Emission Calculation Spreadsheets

    These spreadsheets use emission factors from the latest version of EPA's AP-42 Volume 1 for Stationary Sources. Emission test results may provide more accurate emission estimates and should be considered for use. It may be acceptable to use previous valid source specific test results, or testing that the process equipment's manufacturer ...

  • APPENDIX C AERMOD Report

    aggregate rock mining and vehicle exhaust. The EPA's AP-42, Fifth Edition publishes emissions factors and particle size distribution for these sources. The EPA's AP-42, Appendix B, Table B.2-2, Categories 1 and 2 were used to determine the particle size distributions for diesel exhaust and aggregate dust source types. Table C-4

  • APPENDIX C AIR QUALITY IMPACT ASSESSMENT

    The emission factor for PM10 from unpaved roads from small vehicles (e.g., pickup trucks) is 1.2 lb/VMT. For significantly larger trucks, the emission factor is 6.0 lb/VMT. The emission factor for large vehicles assumes a vehicle weight of 20 tons, vehicle speed of 25 mph, and 4 wheels.

  • PM4 Crystalline Silica Emission Factors and Ambient ...

    The PM 4 crystalline silica emission factors can be estimated based on published data concerning emission factors for PM of aerodynamic diameter of 10 m (PM 10)or2.5 m (PM 2.5) or less for aggregate producing plants.1–9 The U.S. Envi-ronmental Protection Agency (EPA) AP42 Section 11.19-2 emission factors for tertiary crushers, screens, and con-

  • Standardized emissions inventory methodology for open-pit ...

    Where A i is the intensity of activity i and η j is the efficiency of the emission control measure j implemented for activity i.. For the case of open-pit coal mining operations, the TSP and PM 10 emission factors reported by the USEPA were obtained through various experimental studies carried out in mining areas in USA by the Western Institute (Axetell 1978; Axetell and Cowherd 1981; Muleski ...

  • Technical Support Document for Portable and Stationary ...

    using EPA's AP-42 emission factors. Ecology has determined that the analysis performed in 2008 is still valid in 2011 and a discussion of the 2008 analysis is presented below. There are at least five sources of particulate matter (PM) emissions, sometimes referred to as total suspended particulate (TSP) at concrete batch plants.

  • ANNEX 4 EMISSIONS ESTIMATION REPORT

    The above factor is applicable to PTS emissions. To estimate PM-10 emissions, a factor "k" equal to 0.37, similar to EPA's recommendation for other emission factors, was considered. 1 The emission factor equation refers to the movement of material, not to the type of equipment used. Therefore, a …

  • Fugitive Dust Emission Source Profiles and Assessment of ...

    the air quality field. To develop fugitive dust emission factors at gravel processing sites, the authors focused on the most prevalent particulate sources, such as crushers, unpaved roads, bare ground, and aggregate piles. As men-tioned previously, the upwind and downwind concentra-tions of TSP, PM 10, and PM 2.5 were measured at each facility ...

  • APPENDIX D Air Quality Calculations

    5 equipment. The emission factors can be calculated using the methodology found in Section 11.12 of AP-42. Table AQ-3 presents the emission factors for the concrete batching operations. The cement unloading and truck loading points have air emission controls applied to them.

  • AP-42 Section 11.19.2 Crushed Stone Processing and ...

    Available data indicate that PM-10 and PM-2.5 emissions from limestone and granite processing operations are similar. Therefore, the emission factors developed from the emissions data gathered at limestone and granite processing facilities are considered to be representative of typical crushed stone processing operations. Emission factors for ...