Related Clues:

• Paving substance
• Paver's work stuff
• Used when a path's relaid around lake?
• Substance used in roofs and roads
• Pitch observed when parking by railway station
• A road-surfacing material
• A road surfacing
• Walk hesitatingly with snake on surface of path
• When parking, come to rest on this?
• A product of acid-base reaction with measure of alkalinity in petroleum residue
• Surface material providing measure of acidity in a compound
• Dark natural pitch
• What you see on roads, eg signs for Car Park and Stop
• Before game, say, start to prepare pitch
• Check following snake that's seen on road