Possible Clues:

• Knocked over river creature is on the road
• Sailor with coat goes over the road
• Jack offered coat, black one
• Time? Real ale drinkers knocked back something for the road
• Planes taxi on it
• Trade name for road surfacing material
• Make this cart Ma along the road
• Coat with salt for road surface
• Surface temperature has upset group of drinkers
• The river rat will come up, or surface