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Displaying 31 - 45 of 74 results

• 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…

  • Last published: July 10, 2024

• 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…

  • Last published: July 10, 2024

• 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…

  • Last published: July 10, 2024

• 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…

  • Last published: July 11, 2024

• 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…

  • Last published: July 11, 2024

• 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.

  • Last published: July 11, 2024

• 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…

  • Last published: July 10, 2024

• Must a refinery that produces both California gasoline and federal RFG designate each batch produced as either federal RFG or California gasoline, and maintain segregation of both products, even though the gasoline meets the requirements of both programs?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Section 80.375(c) requires that each batch of California gasoline be designated as such by the refiner or importer, and that California gasoline be segregated from gasoline that is not California gasoline at all points in the distribution system…

  • Last published: July 12, 2024

• Truckers may obtain both premium gasoline and regular gasoline from a terminal in order to supply a retail outlet with midgrade gasoline. In such cases, if a truck obtains a load of gasoline from a terminal that consists of a mixture of gasoline from a te

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The regulation specifically exempts gasoline in trucks from the testing requirement for S-RGAS, and instead allows truckers to rely on the test result of the terminal supplying the truck carrier. See § 80.210(d)(4). Where a tanker truck receives…

  • Last published: July 12, 2024

• Section 80.46(a) was amended by the rule to require the use of ASTM D-3246 to determine the sulfur content of butane. Many refiners and butane suppliers do not currently use that method. Requiring a new method prior to the 2004 effective date of the gasol

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The final gasoline sulfur rulemaking amended 40 CFR § 80.46(a) to require the use of ASTM D 3246-96 to determine the sulfur content of butane. We did not intend to require the use of this new test method…

  • Last published: July 15, 2024

• Can butane blenders generate allotments and credits?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Section 80.340(b)(1) provides that butane blenders may comply with the gasoline sulfur rule sampling and testing requirements using test results from the butane supplier provided that certain requirements are met. One requirement is that the sulfur content of…

  • Last published: July 15, 2024

• Does the gasoline sulfur rule require refiners and downstream parties to account for the sulfur content of a registered fuel additive, such as a corrosion inhibitor used to help prevent sulfur-related fuel gauge sending unit failures?

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Currently, there is no requirement under the gasoline sulfur rule for refiners or downstream parties to demonstrate compliance with the gasoline sulfur standards for registered fuel additives. Parties who add fuel additives, however, are responsible for ensuring that…

  • Last published: July 15, 2024

• Section 80.335(a)(2) requires refiners to retain sample portions for the most recent 20 samples collected, or for each sample collected during the most recent 21 day period, whichever is greater. Is a refinery that produces only one or two batches of gaso

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The cited section of the regulation specifies the minimum number of batch samples from a refinery, which once created, must be maintained (twenty). The regulation does not specifically address the maximum amount of time that any particular sample…

  • Last published: July 15, 2024

• A refiner produces a batch of gasoline at its refinery. It collects a sample of the gasoline and conducts certification testing. The sulfur content test result is less than the 80 ppm refinery level standard. The gasoline is then moved to another tank wit

  See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . The downstream standard applies to samples of gasoline subsequent to movement of the gasoline from the tank in which certification sampling is conducted, even when these subsequent samples are collected within the refinery or import facility where the…

  • Last published: August 2, 2024

• 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…

  • Last published: December 19, 2024