Trusted in Sewers

Long recognised as a leader in the construction of waste water and sewer networks, our workforce plans and project manages complex sewer projects utilising the latest technologies.


Our knowledge and expertise in sewer design and construction is exceptional and has been one of the core W M Donald services for over 40 years. Our team can help with everything from installing a septic tank to sewer construction using the most innovative and efficient methods, technology and machinery.

W M Donald provides a range of sewers services, including:

  • Adoptable and Non-Adoptable Sewer Construction
  • Long Sea Outfalls
  • Waste Water Pumping Stations and Rising Mains
  • Drainage Investigation
  • Sustainable Urban Drainage Systems (SUDS)
  • Storm Water Outfalls
  • Pumping Mains
  • Septic Tank Installations
  • Culverts
  • Underground Chambers
  • Underground Storage Tanks
  • Suction Excavation

Skills which W M Donald bring to the project

Our team of experts has managed intricate sewer projects of all shapes and sizes since W M Donald was created over 40 years ago. Because of this we have one of the most highly-skilled and experienced workforces in the country. The majority of sewer projects are complex, requiring detailed planning and strong technical knowledge, coupled with our in-house specialised machinery and equipment.