Congestion
Planning Time Index (PTI) by County
Dataset description:
One measure used to analyze roadway reliability is the Planning Time Index (PTI). It is the ratio of the 95th percentile travel time relative to the free-flow (uncongested) travel time....
Source: Congestion
Data Dictionary
| Column | Type | Label | Description |
|---|---|---|---|
| year | numeric | Year |
|
| county_id | numeric | County 5-digit Federal Information Processing Standard (FIPS) Code identifier |
|
| county_name | text | County name |
|
| time_of_day | text | Time of day: - 24 hours - Evening (3-7 PM) - Midday (10 AM-3 PM) - Morning (6-10 AM) - Overnight (7 PM-6 AM) |
|
| highway_pti | numeric | Highway Planning Time Index (PTI) |
|
| local_pti | numeric | Local road PTI |
Additional Information
| Field | Value |
|---|---|
| Metadata last updated | October 30, 2024 |
| Format | CSV |
| License | DVRPC Data License |
| Publication Date | 2024-08-09 |