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Consultant outlines Nantucket travel‑demand model; staff plans June demo and joint meeting with Select Board
Summary
Consultant Sudhir Murthy of TrafInfo presented a plan to adapt the statewide CTPS travel‑demand model for Nantucket, adding local highway links, ferry seasonality and household‑level detail; staff said a base model demo is expected by June and recommended a joint Select Board meeting to set scenarios.
Sudhir Murthy of TrafInfo told town staff and the chair that TrafInfo will adapt the Boston-region Central Transportation Planning Staff (CTPS) model to create a travel‑demand forecasting tool tailored to Nantucket. The model will simulate travel at the household level and estimate future traffic volumes, vehicle‑miles traveled, air‑quality and greenhouse‑gas effects, Murthy said.
Murthy said the team will not start from scratch but will extract and refine the statewide model for Nantucket, adding local highway links, a regional transit network, special generators such as the airport and nearby industrial users, and intermediate forecast years between the statewide base (2019) and…
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