About Us

Welcome to

Ranaweera Professional Services

At RPS, we understand that developing a cost-effective and sustainable supply of safe drinking water and efficient wastewater treatment is of fundamental importance to all communities’ health and economic wellbeing. RPS shares a history of close collaboration with clients, a reputation for delivering innovative and cost-effective solutions to complex problems, and leadership in integrating value-based sustainable strategies in every aspect of project solutions.

We are committed to developing safe and reliable infrastructure to serve residential, commercial, industrial, and institutional needs. From planning to design and through to construction, our full-service Team supports the development of clean water for both public and private sector clients. With a focus on water and wastewater infrastructure, our Team’s wide-ranging expertise will help you find solutions to your water and wastewater management challenges.

From planning to design and through to construction, our full-service Team supports the development of clean water for both public and private sector clients. Furthermore, we are committed to developing safe and reliable infrastructure to serve residential, commercial, industrial, and institutional needs. With a focus on water and wastewater infrastructure, our Team’s wide-ranging expertise will help you find solutions to your water and wastewater management challenges.

We recognize that water and wastewater are valuable resources which require careful disposal methods to protect the environment. Therefore, we consider the total water cycle when engineering solutions. We strive to

solve our clients’ most complex water challenges by leveraging our experience and deep knowledge to deliver integrated, sustainable solutions. Our ability to develop creative and efficient approaches and offer options and innovative alternatives to address project challenges is a crucial differentiator of our Team in the marketplace.

From project conception through design and construction to commissioning and operations, the Water and Wastewater team has the resources and depth of expertise to meet client quality requirements and customer service expectations.

Our Team comprises structural, electrical, mechanical, and instrumentation and control sub-teams, all dedicated and available to contribute leadership and progressive design and sustainability concepts to client projects.

RPS is a full-service provider of all problems related to Water and Infrastructure development. Our services include:

    • Plan, Design, Engineer, and Project Manage: Water and Wastewater Treatment Plants.
    • Booster Stations
    • Reservoirs
    • Sewage Pumping Stations
    • Large Diameter Transmission Mains and Tunnels
    • Small Diameter Distribution Mains

Conduct:

  • Condition Assessments
  • Trenchless Pipe Rehabilitation and Relining
  • Full-Range Infrastructure Facilities Support
  • Optimization of Facilities with Sustainable Operation and Maintenance Practises

While our Water and Wastewater business sector primarily focuses on serving the needs of governmental, provincial, and municipal clients, we have completed numerous projects for private clients. Our team has delivered successful projects for almost all of the major municipalities in Canada.

We know that our success is based on our clients’ success, and we focus on building lasting relationships that enable us to support our clients to realize their long-term goals.

The Water and Wastewater team centers on building specialized skills and knowledge, remaining current and competent whether designing conventional or advanced systems and delivering projects on time, at world-class standards and within budget. Our approach to developing evolution continually challenges the design basis to drive technical excellence and embed optimum life-cycle benefits in all project solutions.

“Our specialized knowledge spans from the water source to treatment to the tap, drain to treatment and back to the natural environment.”

Our clients value our integrated design approach and our capacity to provide a single point of contact and responsibility for delivering all of our services.

Complete Services for All Water, Wastewater, Stormwater Management Projects

Our water and wastewater expertise range from hydrogeologists to process engineers to specialized water and wastewater commissioning and construction management agents. Having all these specialties work together allows us to provide our clients with a complete perspective to enable efficient and practical designs. We identify issues in the early stages to optimize usage, spatial and master planning, minimize project costs, and deliver sustainable long-term solutions for communities.

Preserving Water Assets, Infrastructure, and Supply

RPS works with authorities, utilities, and developers to preserve, manage, and improve water and wastewater infrastructure. Our advisory services include process design and a full array of the environmental and financial assistance required to make balanced infrastructure decisions.

Practice Areas are:

  • Surface water, groundwater and drinking water treatment
  • Wastewater treatment
  • Stormwater Management
  • Ditch Designing
  • Wet weather flow treatment/facilities
  • Raw water intakes
  • Primary, secondary and tertiary wastewater treatment (MLE, CAS, BNR, MBBR, SBR, IFAS, membranes)
  • Biological filtration, membrane filtration, and nanofiltration
  • Desalination, ozonation and UV disinfection
  • Advanced biosolids treatment (anaerobic digestion) and energy recovery / co-generation
  • Residual management, discharge and disposal
  • Air quality, odour control and safety management
  • Large diameter transmission mains and tunnels
  • Small diameter distribution mains
  • Condition assessment and rehabilitation
  • Asset Management
  • Trenchless Pipe Rehabilitation and Relining

In-ground and elevated reservoirs

  • Booster pumping stations
  • Local collection systems
  • Trunk sanitary sewers and tunnels
  • Large wastewater and stormwater pumping stations (rehabilitation and greenfield)
  • Facility optimization
  • Integrated resource recovery
  • Sustainable operations and management
  • Stand-by Power and Electrical Engineering
  • Construction Management and Site Inspection
  • Commissioning

 Our Services include:

  • Feasibility studies
  • Treatability and pilot scale studies
  • Master planning
  • Stormwater Management Planning
  • Water Resource Engineering
  • Ditch Designing
  • Process selection and optimization
  • Structural and Electrical assessment and design
  • Receiving stream assessments and assimilative capacity studies
  • Condition assessments and rehabilitation
  • Hydraulic modelling and 3D design
  • Master stormwater infrastructure planning
  • Drainage infrastructure capacity analysis
  • Environmental assessments
  • Risk Analysis and life cycle analysis
  • Cost estimating, and value engineering
  • Constructability analysis
  • Preliminary and Detailed Design
  • Quality assurance and quality control
  • Site supervision and contract administration
  • Permitting, approvals and commissioning
  • SCADA support
  • Project and program management
  • Training and operational support services
  • Electrical panel assessment
  • Manhole Structural inspection
  • Tank structural inspection