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tpm  

FHWA TPM Score Calculation Functions
View on CRAN: Click here


Download and install tpm package within the R console
Install from CRAN:
install.packages("tpm")

Install from Github:
library("remotes")
install_github("cran/tpm")

Install by package version:
library("remotes")
install_version("tpm", "2.0.2")



Attach the package and use:
library("tpm")
Maintained by
Mark Egge
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2024-06-01
Latest Update: 2024-06-01
Description:
Contains functions for calculating the Federal Highway Administration (FHWA) Transportation Performance Management (TPM) performance measures. Currently, the package provides methods for the System Reliability and Freight (PM3) performance measures calculated from travel time data provided by The National Performance Management Research Data Set (NPMRDS), including Level of Travel Time Reliability (LOTTR), Truck Travel Time Reliability (TTTR), and Peak Hour Excessive Delay (PHED) metric scores for calculating statewide reliability performance measures. Implements <https://www.fhwa.dot.gov/tpm/guidance/pm3_hpms.pdf>.
How to cite:
Mark Egge (2024). tpm: FHWA TPM Score Calculation Functions. R package version 2.0.2, https://cran.r-project.org/web/packages/tpm. Accessed 26 Jun. 2026.
Previous versions and publish date:
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Complete documentation for tpm
Functions, R codes and Examples using the tpm R package
Full tpm package functions and examples
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