Expert civil and structural engineering tailored to your project’s needs.

Earthquake safety assessments and strengthening

  • Seismic assessments for residential and commercial buildings
  • Strengthening recommendations
  • Structural retrofit design
  • Reports for clients and councils

Residential structural engineering

  • Structural design for residential buildings
  • New house structural design
  • Extensions and alterations
  • Beams, columns, and load-bearing wall design
  • Foundation and slab design
  • Structural drawings for building consent
  • Coordination with architects and builders

Retaining walls

  • Timber, concrete, and blockwork retaining walls
  • Gabion wire basket retaining walls
  • Design for slopes and boundary walls
  • Structural calculations and drawings
  • Council consent documentation
  • Site-specific soil and load assessment

Effluent disposal systems

  • Wastewater and on-site effluent systems
  • Septic tank and disposal field design
  • On-site wastewater system reports
  • Design for new builds and upgrades
  • Compliance with local council regulations
  • Coordination with drainage contractors

Stormwater storage & disposal

  • Stormwater management & drainage design
  • Stormwater detention and storage tank design
  • Soak pit and drainage field design
  • Site drainage plans for building consent
  • Flood mitigation and runoff control
  • Council compliance documentation

Structural reports for property sales

  • Pre-purchase structural assessments
  • Reports for homeowners and buyers
  • Structural condition assessments
  • Repair recommendations and risk identification
  • Independent professional engineering opinion

Foundation investigations

  • Scala penetrometer tests
  • Auger tests
  • Foundation investigation reports
  • Site soils assessments for earthquake design

Let’s Build

Ready to bring your project to life? Contact Mark for expert engineering guidance today.

Get in Touch

mark@bmmarinanconsultingengineer.co.nz
0274-526-795