These closed-to-navigation periods will not affect 65ft or less air draft vessels, EXCEPT the notice appears to ask for 15 minute notice if passing under the 65ft closed vertical clearance.

VA – ELIZABETH RIVER SOUTHERN BRANCH – I-64 HIGH RISE – BRIDGE CLOSURE
The I-64 High Rise Bridge over Elizabeth River Southern Branch, mile 7.1, in Chesapeake, VA will deviate from its current operating schedule as set out in 33 CFR 117.997(e). This deviation is effective from 7 a.m. on Oct 2, through 11 p.m. on Nov 22, 2017. Under this temporary deviation, the bridge will be maintained in the closed-to-navigation position on four separate five-day periods:
1) From 7 a.m. on October 2, 2017, through 11 p.m. on October 6, 2017;
2) From 7 a.m. on October 16, 2017, through 11 p.m. on October 20, 2017;
3) From 7 a.m. on October 30, 2017, through 11 p.m. on November 3, 2017;
4) From 7 a.m. on November 13, 2017, through 11.p.m. on November 17, 2017.
The alternate dates are:
1) From 7 a.m. on October 9, 2017 through 11 p.m. on October 13, 2017;
2) From 7 a.m. on October 23, 2017 through 11 p.m. on October 27, 2017;
3) From 7 a.m. on November 6, 2017 through 11 p.m. on November 10, 2017;
4) From 7 a.m. on November 18, 2017 through 11 p.m. on November 22, 2017.
The bridge has a vertical clearance in the closed-to-navigation position of 65 feet above mean high water. Vessels able to pass through the bridge in the closed position may do so if at least 15 minutes notice is given. The bridge will not be able to open for emergencies and there is no immediate alternate route for vessels unable to pass through the bridge in the closed position. Mariners should use caution when transiting the area. Should you have any questions or concerns regarding this matter, contact USCG Sector Hampton Roads, Waterways Management Division at (757) 668-5580 or HamptonRoadsWaterway@uscg.mil.
Chart 12206 12253 LNM 39/17

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