tpm: R package (on CRAN) for FHWA PM3 performance measures — System Reliability (LOTTR), Freight (TTTR), and CMAQ Congestion (PHED) — from NPMRDS probe data.
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Updated
Feb 24, 2026 - R
tpm: R package (on CRAN) for FHWA PM3 performance measures — System Reliability (LOTTR), Freight (TTTR), and CMAQ Congestion (PHED) — from NPMRDS probe data.
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