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Dredging & Water Infrastructure
CAPABILITIES
Expertise in Marine & Water Systems
RR Construction provides specialized dredging and reclamation services for ports, alongside extensive experience in constructing municipal and regional water infrastructure. We handle everything from clean drinking water distribution to large-scale marine developments across Sri Lanka.
Marine & Harbour Dredging
Capital and maintenance dredging for ports, harbours, and navigational channels to ensure safe vessel passage.
Land Reclamation
Coastal reclamation, fill placement, and compaction to create new land for port expansion and coastal development.
Coastal Civil Works
Construction of seawalls, breakwaters, and coastal protection structures to safeguard marine infrastructure.
Water Supply Systems
Constructing municipal and regional water supply networks, including pipe networks, transmission mains, and ground reservoirs.
Water Treatment Plants
Heavy Civil engineering and structural works for industrial and municipal water treatment facilities, including clarifiers and dosing buildings.
Irrigation & Drainage
Handling large-scale agricultural irrigation projects (canals, spillways, anicuts, tank rehabilitation) and urban storm water management solutions.
Self-Owned Equipment Fleet
We maintain a self-owned marine equipment fleet, ensuring reliable availability and efficient project execution. This allows us to handle complex dredging projects with precision and reduces dependency on external rentals.
Environmental & Quality Management
We strictly adhere to ISO 14001:2015 Environmental Management standards to protect marine ecosystems. For water structures, we conduct rigorous testing of aggregates and concrete mixes to ensure water-tight integrity.
Key Client Organizations
We are a trusted partner and registered contractor for major government bodies including the National Water Supply & Drainage Board (NWSDB), Department of Irrigation, and the Sri Lanka Ports Authority.
Technical Strengths & Expertise
- Capital dredging for new developments
- Maintenance dredging to preserve navigational depths
- Reliable self-owned marine equipment fleet
- ISO 14001:2015 Environmental Management compliant
- Pipe networks, distribution systems, and ground reservoirs
- Clarifiers, chemical dosing buildings, and intake structures
- Irrigation canals, spillways, anicuts, and tank rehabilitation
- Urban drainage networks, retention basins, and flood protection
- Civil works for M&E installations in treatment plants
SPECIALIZED EQUIPMENT
Watermaster Classic Multipurpose Dredger
The Watermaster Classic is a highly versatile, amphibious multipurpose dredger utilized by RR Construction for specialized water infrastructure projects. Its unique mobility allows it to operate effectively in shallow waters, narrow urban canals, and difficult-to-access coastal areas where conventional dredging equipment cannot reach.
Equipped with multi-functional attachments, the Watermaster seamlessly performs suction dredging, backhoe dredging, piling, raking, and excavating. This advanced capability ensures rapid project execution, strict environmental compliance, and minimal disruption to surrounding aquatic ecosystems.
