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Final ruleTook effect June 11, 2026

Regulated Navigation Area; Piscataqua River, Newington, NH

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register June 11, 2026. Document 2026-11725. Updated Nov. 10, 2026.

What it does

The Coast Guard is establishing a temporary regulated navigation area (RNA) on the Piscataqua River near the General Sullivan Bridge in Newington, NH, due to bridge demolition. The RNA imposes a "Slow-No Wake" speed restriction, limits vessel transiting through the bridge to a beam of less than 160 feet, and other restrictions. Full enforcement periods of the regulated area, prohibiting all vessel entry, will be implemented only during hazardous demolition operations involving multiple cranes lifts of structural steel over the navigational channel. This rule is necessary to protect personnel, vessels, and the marine environment from construction-related hazards.

The Coast Guard's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 33 of the Code of Federal Regulations:

33 CFR 165

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Coast Guard has published 341 final rules in 2026 so far, compared with 224 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

What happens next and when

This rule is effective without actual notice from June 11, 2026, through March 31, 2027. For the purposes of enforcement, actual notice will be used from June 10, 2026, until June 11, 2026. Comments and related material must be received by the Coast Guard on or before September 9, 2026.

The agency's dates, word for word.

Document number2026-11725
ActionTemporary interim rule and request for comments.
AgenciesHomeland Security Department; Coast Guard
PublishedJune 11, 2026
Effective dateJune 11, 2026
Comments closeSept. 9, 2026
Regulation identifier (RIN)1625-AA11
DocketUSCG-2026-0401

Source: the Federal Register (public domain). The document in the Federal Register