Structural Engineering • Calculations • Drawings • Permits • Site Support

Structural Engineering Services: Calculations & Technical Drawings

Aboss delivers permit-ready structural calculations and contractor-ready drawings for renovations, extensions and conversions in Amsterdam and the region. From foundations and steel beams to stability, loads and reinforcement—our packages are clear, traceable and practical.

Send a short scope + address + sketches/photos (and existing drawings if available). We will confirm what is required and provide a clear quotation.

Structural calculations and drawings: steel beams, foundations, stability and reinforcement detailing

Typical deliverables: calculation report, drawings set, assumptions sheet and technical substantiation for municipality review.

Core Structural Calculation Services

Extensions & Renovations

  • Extension calculations (aanbouw)
  • Rear extension calculations (uitbouw)
  • Frame/portal calculations (portaal)
  • Lintel calculations (latei)

Foundations & Ground

  • Foundation calculations
  • Strip foundation (on steel) calculations
  • Pile foundation calculations
  • Settlement calculations

Loads & Stability

  • General stability calculations
  • Load calculations
  • Wind & snow load calculations
  • Span calculations

Structural Calculations (Constructieberekeningen)

Primary Calculations

  • Structural engineering (constructie)
  • Steel structure calculations
  • Timber structure calculations
  • Concrete structure calculations
  • Roof structure calculations
  • Floor calculations
  • Wall calculations
  • Truss calculations (spanten)
  • Balcony calculations
  • Terrace calculations

Advanced / Specialized Calculations

  • Reinforcement calculations
  • Wind and snow load calculations
  • General stability calculations
  • Load path and load calculations
  • Settlement calculations
  • Dynamic load calculations
  • Seismic calculations (where applicable)
  • Thermal calculations
  • Acoustic calculations
  • Fire resistance calculations

Note: thermal/acoustic/fire are often coordinated with specialist partners depending on project scope and authority requirements.

Structural Drawings (Constructietekeningen)

Core Drawing Deliverables

  • Structural drawings (general)
  • Foundation drawings
  • Frame/portal drawings
  • Roof construction drawings
  • Floor drawings
  • Wall drawings
  • Truss drawings
  • Lintel drawings

Details & Coordination

  • Stability drawings
  • Reinforcement detail drawings
  • Section drawings
  • Floor plan drawings
  • Facade drawings
  • 3D model drawings
  • BIM integration drawings

Substructure (Onderbouw)

Substructure Calculations

  • Groundwork calculations
  • Strip foundation calculations
  • Pile foundation calculations
  • Insulated floor calculations
  • Soil bearing capacity calculations
  • Drainage calculations

Substructure Drawings

  • Groundwork drawings
  • Foundation drawings
  • Pile layout drawings (paalplannen)
  • Insulated floor details
  • Soil investigation integration drawings

Load-Bearing Structure (Draagstructuur)

Load-Bearing Calculations

  • Load-bearing wall calculations
  • Structural floor calculations
  • Steel framework calculations
  • Lintel calculations
  • Hybrid structure calculations
  • Timber frame calculations

Load-Bearing Drawings

  • Wall elevation drawings
  • Floor system drawings
  • Steel beam detail drawings
  • Lintel position drawings
  • Skeleton structure sketches

Building Envelope (Gebouwschil)

Envelope Calculations

  • Outer leaf calculations
  • Cavity wall calculations
  • Window and glazing calculations
  • Airtightness calculations
  • Energy performance calculations (EPC/EP)
  • Wind resistance calculations

Energy performance is typically handled with specialized EP software; we coordinate where required.

Envelope Drawings

  • Cladding detail drawings
  • Cavity insulation plans
  • Frame position drawings
  • Sealing detail drawings
  • Thermal bridge analysis drawings

Roof Construction (Kapconstructie)

Roof Calculations

  • Roof framework calculations
  • Roof deck calculations
  • Waterproofing calculations
  • Gutter and drainage calculations
  • Green roof calculations
  • Solar panel integration calculations

Roof Drawings

  • Truss layout drawings
  • Roof covering detail drawings
  • Gutter position drawings
  • Roof pitch sketches
  • Ventilation integration drawings

General Services

Advice & Consultancy

  • Project feasibility studies
  • Material selection advice
  • Sustainability consulting
  • Cost estimations

Inspections, Management & Permits

  • Building surveys
  • Damage inspections
  • Preliminary inspections
  • Construction supervision
  • Coordination with contractors
  • Risk management
  • Building permit applications
  • Compliance with Dutch building codes
  • Energy performance certificate calculations (EPC/EP)

Request a Quote

For a fast quotation, send: address, brief scope, photos and any existing drawings. We will define what calculations and drawings are required, and deliver a clear, permit-ready package.

Insulindeweg 649, 1095EA Amsterdam • The Netherlands