In January the salt marsh below town goes the color of old rope, and the tide slides through it under a skim of ice. Water's Edge Property Services llc works the winter side of Barnegat — plowing driveways and lots, opening walkways, spreading salt where the freeze and thaw like to leave a sheet behind. Weather that crosses open water arrives here with nothing to slow it down, which means drifting, and drifting means going back around. The blade is set close so the finish is pavement rather than a packed inch waiting to turn to glass. By the time the sun comes up over the bay, the driveways along the route are already done.