33 CFR § 117.207 - Housatonic River.
(a) The draw of the US 1 Bridge, mile 3.5, at Stratford, shall open on signal; except that, from 7 a.m. to 9 a.m., Monday through Friday, and 4 p.m. to 5:45 p.m. daily, the draw need not open for the passage of vessels. From December 1 through March 31, from 8 p.m. to 4 a.m., the draw shall open on signal if at least six-hours notice is given by calling the number posted at the bridge.
(b) The draw of the Metro-North (Devon) bridge, mile 3.9 at Stratford, shall operate as follows:
(1) The draw shall open on signal; except as follows:
(i) From 7 a.m. to 9 a.m. and from 4 p.m. to 5:45 p.m. Monday through Friday except Federal holidays or an emergency, the draw need not be opened for the passage of vessels.
(ii) From 5:30 a.m. to 7 a.m. and from 5:45 p.m. to 8:15 p.m. except Saturdays, Sundays, and Federal holidays, the draw need not be opened more than once in any 60 minute period.
(iii) From 9 p.m. to 5 a.m., the draw shall open on signal if notice is given to the chief dispatcher of the railroad before 4 p.m. on the day of the intended passage.
(2) A delay in opening the draw shall not exceed 20 minutes for the passage of approaching trains from the time of the request.