Lab Briefing
OKEN Transit Research Lab Briefings
Research briefings present published findings from the OKEN Transit Research Lab's scheduled transit-service, corridor-frequency and service-coordination analyses.
List of Briefings
WRWorcester Regional Transit Authority
| Research Briefing | Report Date | Presentation |
|---|---|---|
| Briefing on Green Corridor — Evening Peak · Outbound | June 26, 2026 | |
| Briefing on Orange Corridor — Evening Peak · Outbound | September 4, 2026 | |
| Briefing on Blue Corridor — Morning Peak · Inbound | September 4, 2026 | |
| Briefing on Green Corridor — Morning Peak · Inbound | September 4, 2026 | |
| Briefing on Orange Corridor — Morning Peak · Outbound | September 4, 2026 | |
| Briefing on Orange Corridor — Evening Peak · Inbound | June 26, 2026 | |
| Briefing on Orange Corridor — Evening Peak · Inbound | September 1, 2026 |
PVPioneer Valley Transit Authority
| Research Briefing | Report Date | Presentation |
|---|---|---|
| Briefing on Main / Bridge → State / Walnut (B6 + B7) — Morning Peak · Outbound | September 4, 2026 |
Briefings are generated from formally published, frozen analysis records. Preliminary and superseded work is not listed.
Observed Operations Briefings
Observed operations briefings measure corridor headways from archived GTFS-Realtime vehicle positions at the approved control point. Only researcher-approved analyses meeting the research-grade observation threshold are listed.
| Agency | Corridor | Date | Period | Direction | Coverage | Observed mean | Briefing |
|---|---|---|---|---|---|---|---|
| PVTA | Springfield State Street / Boston Road Corridor | 2026-09-12 | Full Day | INBOUND | 91.2% | 16.38 min | Open |