A two-coat composite waterproofing membrane comprised of a single component tough-curing polyurethane base coat and a durable, UV-stable top coat. This systems cures to form a rubber membrane surface that provides a lasting and easy-to-clean surface. The textured surface of pedestrian traffic systems include and aggregate-laden top coat that aides in wear and slip resistance. Vulkem 350/351 creates a seamless, monolithic waterproof membrane over concrete and primed metal surfaces