WRB Construction is an Australian company that specialises in building concrete sleeper retaining walls. We are committed to installing quality products specifically suited to our customer’s needs. With over 40 years combined experience within our company in the construction industry, we are able to offer professional advice and quality result for you retaining wall. Specialising in building concrete sleeper retaining walls WRB Fencing & Construction Pty Ltd (WRB) is owned and operated by Wade Bachmann. Wade has been in the construction industry since 2004, building timber fences and timber retaining walls.