Comparative Research

Lowell Regional Transit Authority

LRTA · Lowell, Massachusetts

Comparative research: corridor frequency and bunching study.

Three-Agency Benchmark

Corridors defined

GTFS datasets

Published analysis runs

Avg Bunching Index

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Corridor Workspaces

Downtown Lowell – Andover Street Corridor

PENDING VALIDATION

Candidate routes 2, 3, 11, 12, 20. Exact common stops/segments to be determined from GTFS. Corridor definition pending GTFS validation.

20121132

Corridor definition pending GTFS validation — route membership not yet confirmed from shared segments.

View Corridor Analysis

Published Findings

Scheduled Bunching / Schedule Coordination Analysis. Static GTFS identifies scheduled clustering, uneven spacing and potential bunching conditions. Actual operational bunching requires vehicle-location or GTFS-Realtime/AVL observations.

Analysis Pending — no published results

GTFS Datasets

Awaiting GTFS Data

Agency Project Template

Agency Overview

Institutional context, service area and network scale.

Current Network

Routes, stops and shared corridor geometry derived from GTFS.

Frequency Analysis

Scheduled arrivals, combined corridor headways by period and direction.

Corridor Opportunity Analysis

Pairwise route overlap, shared stops and Corridor Opportunity Score.

Bunching & Schedule Regularity

Scheduled bunching events, Bunching Index and Regularity Score.

Existing vs Proposed Scheduling

Current pattern against a coordinated research scenario.

Ridership Impact

Future phase — PTV Mobility modeling.

Accessibility & Sustainability

Future phase — accessibility and mode-shift indicators.

Recommendations

Evidence-based coordination recommendations.

Reports & Publications

Technical reports, briefing papers and presentations.