They would not have gone through the trouble of building the structure on top of new steel pillars if they don’t plan to use it either for underground delivery bays or parking or if there is some indication that the tunnel will be reopened at an undetermined future date.
Hampton Beach is slated to get this massive development:
https://www.nhpr.org/nh-news/2025-11-06/hampton-approves-hampton-beach-casino-hotel-gaming-music-complex
This one was reported a year ago but bubbled up again recently . 1 Exchange Place (Waldo Street Police Station) to be converted into 44 apartments with a restaurant. Location is great and the building is 👌
Not sure if this was already mentioned somewhere (plans for new Amtrak station in Palmer):
https://mass.streetsblog.org/2025/09/25/massdot-begins-planning-new-palmer-station-for-future-compass-rail-service