Civil Construction & Infrastructure Drainage

We deliver civil construction and infrastructure drainage solutions for mining and public infrastructure projects across WA and the Pilbara.

D&S Group Capability Statement

Discover how D&S Group, an Indigenous-owned Pilbara mechanical specialist led by Daniel Reardon with over 20 years’ experience, delivers reliable mining, maintenance and civil services across WA with Supply Nation certification – download our full Capability Statement.

D&S Group Capability Statement.pdf
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Civil earthworks & drainage for heavy industry

We deliver civil construction, earthworks and infrastructure drainage solutions for mining and public infrastructure projects across WA and the Pilbara. Our experience extends to culvert installation, drainage, batter trimming and detailed earthworks, rock protection, installation of underground services and maintenance. We provide full service civil construction solutions through a highly skilled team of engineers, statutory supervisors, drainers and plant operators and reliable equipment.

From complex culvert installations, D&S Group delivers civil construction and infrastructure drainage packages built to perform in Pilbara conditions, safe, durable assets that keep mine, rail and road projects moving. Our engineers, supervisors and operators work directly with your project team to sequence earthworks, services and drainage around shutdowns, tie-ins and commissioning dates, ensuring every phase integrates seamlessly with your program.
 

Capabilities across civil construction

D&S Group’s civil teams deliver end‑to‑end earthworks and drainage packages for mine, road and rail projects, combining mine‑spec plant with experienced supervisors and drainers to build safe, compliant ground conditions before, during and after construction.

DRAINAGE & CULVERT INSTALLATION
UNDERGROUND SERVICES & UTILITIES
PRECISION EARTHWORKS & EXCAVATION
CONSTRUCTION MANAGEMENT & SITE SERVICES

Specialists in supply and installation of CSP and concrete culverts across mine and infrastructure projects in the Pilbara:

  1. CSP installation (600mm-3600mm diameter)
  2. Multi-barrel culvert systems
  3. Concrete box culverts
  4. Headwalls, scour protection, and tie-ins
  5. Set-out, alignment, and QA compliance

Installation of underground services to mining and infrastructure standards:

  1. HDPE pipelines (water and dewatering)
  2. Stormwater and sewer systems
  3. Conduit and service trenching
  4. Fibre and communications installation
  5. Testing, QA, and as-constructed documentation

Bulk and detailed earthworks supporting drainage and civil infrastructure.

  1. Bulk excavation - GPS digger fleet
  2. Culvert excavation and bedding preparation
  3. Backfill and compaction to spec
  4. Batters, access tracks, and drainage shaping
  5. Working in rock and Pilbara ground conditions

Reliable on-site support to deliver civil and drainage works safely and efficiently.

  1. Site establishment and mobilisation
  2. Plant and operator hire (wet hire)
  3. Supervision and leading hands
  4. Support for principal contractor programs
  5. Working within multi-contractor environments

Delivered with a focus on safety, communication, and keeping works on schedule.

Scope, inclusions & delivery

The company specialises in the installation of corrugated steel pipe (CSP) culverts, large diameter RCPs, concrete box culverts, rock protection aprons, in addition to other drainage related matters. We also specialise in excavation and installation of HDPE, water mains, sewer mains and GRP; installation of fibre optics / power cables; and general earthworks and subsoil drainage.
Yes. We specialise in the installation of corrugated steel pipe (CSP) culverts, large diameter RCPs, concrete box culverts, and rock protection aprons.
We provide a full-service team of excavators, loaders, water carts, prime movers, side tippers, and compactors, supported by engineers, statutory supervisors, operators, and drainers experienced in remote WA projects.
Works are delivered under ISO-aligned HSEQ systems with QA hold points, testing and inspection plans, safe work method statements and environmental controls tailored to each site.
Share your drawings, specifications and schedule. We will develop a staged civil methodology, costed bill of quantities and mobilisation plan, then work with your team to finalise interfaces and start dates.