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  • How does MOVES Classify Light-Duty Trucks?

    See More Frequent Questions about MOVES and Related Models . There are two definitions used in MOVES for light duty trucks. The source use type light duty trucks (sourceTypeID values of 31 or 32) use the Federal Highway Administration (FHWA) VM-1 definition of light duty vehicles used to report vehicle…

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  • Where Can I Find Default HPMSBaseYearVMT Values for a Specific County?

    See More Frequent Questions about MOVES and Related Models . MOVES does calculate default values for VMT for each calendar year for each county. Since these values are calculated, they are not found in any table in the default database. If you wish to obtain the default estimates, you will…

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  • Why Are There No Emissions for the Early and Late Hours of the Day for Certain Source Types?

    See More Frequent Questions about MOVES and Related Models . MOVES has no start emissions for the certain source types in certain hours of the day. While we know that a non-zero number of these source types do start late at night, our activity data on these trucks and buses…

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  • Why Does the "hourvmtfraction" Table in the MOVES Default Database Include Fractions for roadTypeID 1 (off-network)?

    See More Frequent Questions about MOVES and Related Models . The original concept for MOVES assumed that there would be some vehicle miles traveled (VMT) not accounted for in the other four road types. This remaining VMT would be accounted for in roadTypeID=1. As the model developed, it was decided…

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  • How Can I Incorporate Local Data Into My MOVES-Nonroad Run?

    See More Frequent Questions about MOVES and Related Models . We recommend not modifying the internal tables of the MOVES-Nonroad model to incorporate local data, as this can lead to unintended consequences. Instead, you can apply local activity and population data by: Executing a nonroad run in Inventory mode for…

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  • Can Programs Other Than Microsoft Excel be Used to Edit Input Database Files?

    See More Frequent Questions about MOVES and Related Models . Yes. In addition to MS Excel files, in the County Data Manager/Project Data Manager, MOVES can read in other file types using ASCII text and comma separated variables.

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  • What Should I Do About this Warning: "Warning: A Work File Failed. Calculations will be Retried. No data has been lost."?

    See More Frequent Questions about MOVES and Related Models . This is just a warning message not an error message so there is nothing to fix. This is a internal timing issue when the MOVES worker tries to access a file and there is a lock on it. This lock…

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  • What are the features available on the MOVES “Advanced Features” panel, and when would I use them?

    The MOVES graphical user interface (GUI) includes a panel for “Advanced Features,” which allows modelers to edit RunSpec inputs for preaggregation options and select input databases created by MOVES tools. The panel also includes some options that are obsolete or intended only for MOVES testing and development work. Each of…

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  • Can I model emissions from Electric, Fuel-Cell, and Hybrid Vehicles and Equipment in MOVES?

    See More Frequent Questions about MOVES and Related Models . Electric vehicles and equipment do not generate tailpipe or evaporative emissions like conventional vehicles. However, these vehicles do consume energy, leading to greenhouse gas emissions, and they generate brake and tire particulate matter (PM) emissions. MOVES includes electricity as a…

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  • Is MOVES the best tool for my work?

    See More Frequent Questions about MOVES and Related Models . EPA’s MOtor Vehicle Emission Simulator (MOVES) is a state-of-the-science emission modeling system that estimates emissions for U.S. mobile sources at the national, county, and project level for criteria air pollutants, greenhouse gases, and air toxics. States other than California must…

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  • I have changed my brakes in the past, should I be worried about asbestos exposure?

    Because some, but not all, automotive brakes and clutches available or in use today may contain asbestos, professional automotive technicians and home mechanics who repair and replace brakes and clutches can potentially be exposed to asbestos dust. Brake and clutch dust can be seen when a brake disk, drum, clutch…

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  • Does the EPA have money available for homeowners to pay for asbestos testing or asbestos removal?

    The EPA does not have funding available to homeowners for asbestos testing or removal. Other Frequent Questions about Asbestos Learn About Asbestos Asbestos and School Buildings Information for Owners and Managers of Buildings that Contain Asbestos Protect Your Family from Exposures to Asbestos Asbestos Contaminated Vermiculite Insulation

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  • I'm remodeling my home. Do I need to be concerned about asbestos in the building materials?

    It's not possible for you to tell whether a material in your home contains asbestos simply by looking at it. If you suspect a material within your home might contain asbestos (for example floor tile, ceiling tile or old pipe wrap) and the material is damaged (fraying or falling apart)…

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  • Does dry wall or sheet rock contain asbestos?

    There is no way to know whether these materials contain asbestos without having them tested. If you are concerned those materials in your home may contain asbestos and the materials are damaged (frayed, falling apart) or if you are performing a renovation that will disturb the material, consult with a…

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  • How do I output rates by VSP bin?

    See More Frequent Questions about MOVES and Related Models . MOVES does not output rates by VSP bin. MOVES output provides emission inventories (in units of mass or total energy) or (for running exhaust) emission rates by speed bin (in units mass or energy per distance, such as g/mile). For…

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