B R Durham & Sons is an Australian owned and operated company with over 60 years of industry experience. We provide Australian and international markets with cast iron, ductile iron, galvanised mild steel, stainless steel and reinforced pre-cast concrete drainage and sewer products; third party accredited.

With factories located in Sydney, Yass, Queensland and Darwin, Durham specialises in “making the job easy for you”.


We design, manufacture and supply precast concrete structures, access covers and grating for residential, commercial and industrial purposes, ranging from class A (pedestrian) to Class G (airport taxiways).

Our products are Australian made or imported from overseas. We are also agents for Saint-Gobain (France) and Hydrotech (Germany). Custom-made products are available.

  • Precast Concrete | reinforced precast concrete pits, sewer shafts, risers, kerb lintels (RMS and council type), grates and access covers precast into concrete surrounds. AS4198.
  • Access Covers | concrete infill, paver infill and solid top types, available in assorted sizes from 300x300 to 900x900, clear opening. Multiple part access covers available for sizes over 900x900. Trench access covers also available. All access covers are gas, air and water tight. Third party accredited to AS3996.
  • Round Covers | sewer and stormwater infill and solid top types available in Classes B and D. Saint-Gobain hinged round access covers with unique spring bar locking system.
  • Sump Gully Grates | available in galvanised mild steel and cast ductile iron. All grates are bicycle safe. Pedestrian and wheelchair guard also available. RMS and council approved types.
  • Trench Grating | pedestrian, bicycle and wheelchair safe trench grating readily available in galvanised mild steel, cast ductile iron or stainless steel grade 316. Hydrotech ductile iron grates and concrete channel system in various sizes.
  • Cast Iron Boxes | water, gas, gas tight sealed, stop valve, hydrant and sub soil.
  • Step Irons | galvanised and plastic coated.
  • Lifting tools/keys | short and long handle.
  • Underground water tanks.


  • Concrete | steel reinforced 50mpa wet-cast concrete
  • Cast Iron | grade T220 and ductile iron 500/7
  • Stainless steel | marine grade 316
  • Galvanised mild steel | hot dipped


Dubai & Sharjah International Airports | UAE
Nandi Airport | FIJI
Jackson Airport Redevelopment | Port Moresby PNG
Sydney International Airport | Sydney NSW
Tonga Container Terminal | TONGA
Sydney Harbour Bridge Upgrade | Sydney NSW
Circular Quay Passenger Terminal | Sydney NSW
Sydney Olympic Park V8 Super Track | NSW
Sydney Motor Ways M2, M4, M5 & M7 | NSW
RTA (RMS) Bike Safe Program | NSW
Diamond Beach Casino | Darwin NT
Tiger Brennan Drv | Darwin NT
Port of Brisbane | Brisbane Qld
Clem Jones Tunnel | Qld
Northfield Women’s Prison | Northfield SA
State Hockey Centre | Gepps Cross SA
Collie Power Station S1 & S2 | Collie WA


Australia-wide and internationally

Read more on Durham website »


Lot 103/ 27 Curtis Road

Mulgrave New South Wales 2756

Ph: 02 ******   click to show  

Web: www.durham.com.au

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