Runners still out on the course when officials determine that it is time to reopen the roads (approximately a 14:23 minute-per-mile pace) will be instructed to move to the right side of the road.Finish area facilities officially close at approximately 5:30 p.m.Aid stations along the course close at staggered times during the day.Sweep buses pick up runners at every medical station with drop-off at the Finish Area medical tent.Runners unable to finish the race may stop for assistance and direction at one of the 26 medical stations along the course.Digital clocks, positioned at every 5K mark and key mile locations, indicate the unofficial running time from the 9:00 a.m.Maurten’s Gel 100 (non-caffeinated) and Gel 100 CAF 100 (caffeinated) will be available.

Three Maurten Hydrogel stations will be located on the course: mile 11.8 on the Wellesley town line mile 17 in Newton and at mile 21.5 just after Boston College.Poland Spring Water and Lemon Lime Gatorade Endurance Formula stations will be set up along the course beginning at Mile Two.BOSTON MARATHON COURSE AMENITIES Fluid Replacement

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