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Template main · 2026-10-01
IFC elements with attributes, property sets, and allowed values.
106 elements
| Element | Description |
|---|---|
|
Project
PROJECT |
Establishes the shared organizational frame of reference so that discipline models and their content can be assigned unambiguously to the same construction project. |
|
Site
SITE |
Defines the shared project area so that buildings, property references, and external works can be coordinated consistently in space. |
|
Building
BUILDING |
Structures the construction project into clearly identifiable building volumes so that discipline models, storeys, and evaluations can be coordinated by building. |
|
Storey
STOREY |
Establishes the shared vertical structure so that spaces and components can be assigned to the same building level across all discipline models. |
|
Survey reference point
SURVEY-REF |
Provides a binding position and height reference so that discipline models align correctly and can be set out accurately on site. |
|
Gross volumes
SPACE-GROSS |
Provides a consistent basis for massing studies, area and volume evaluations, and urban design decisions. |
|
Interior spaces
SPACE-INT |
Links the room programme, area verification, and discipline planning so that use, sizing, and technical requirements can be coordinated for each space. |
|
Exterior spaces
SPACE-EXT |
Makes usable exterior areas measurable for area verification, use planning, and coordination between the building and its surroundings. |
|
Lift
SPACE-ELEVATOR |
Enables the occupied area to be assigned by storey so that area verification can be maintained correctly. |
|
Air spaces
SPACE-AIR |
Prevents non-occupiable volumes from being counted as floor area while providing a spatial reference for building services. |
|
Parking spaces
SPACE-PARK |
Enables traceable parking verification and reliable area and traffic planning from the building design phase onward. |
|
Wall lining (usable space)
SPACE-VORSATZ |
Makes space and floor-area loss verifiable early so that rooms, especially sanitary spaces, can be sized adequately. |
|
Exterior wall
ARC-WALL-EXT |
Exterior walls provide the basis for area and quantity take-off, building physics, and facade coordination. |
|
Balcony (Rough)
ARC-SLAB-BALCONY |
Makes exterior space, the structural concept, and the building envelope jointly verifiable early on and supports reliable permitting and cost decisions. |
|
Base slab (Rough)
ARC-SLAB-BASE |
Makes the building support and load transfer into the ground spatially verifiable early and provides design certainty for basements, waterproofing, and excavation. |
|
Floor slab (Rough)
ARC-SLAB-FLOOR |
Defines the load-bearing separation between storeys early and provides design certainty for room heights, structure, and building services. |
|
Flat roof (Rough)
ARC-ROOF-FLAT |
Makes the structural concept and building enclosure spatially verifiable early and provides design certainty for levels, build-ups, and permitting. |
|
Footing (Rough)
ARC-FOOTING |
Makes the space and location required to transfer loads into the ground verifiable early and prevents conflicts with basements, services, and excavation. |
|
Non-load-bearing interior wall
ARC-WALL-INT |
Makes the spatial layout reliably verifiable early on and provides the basis for fire, acoustic, and interior-fit-out coordination. |
|
Load-bearing interior wall
ARC-WALL-INT-LB |
Makes load transfer and space separation jointly verifiable early on and provides a reliable basis for structural, fire, and acoustic coordination. |
|
Column (Rough)
ARC-COLUMN |
Makes point load transfers spatially verifiable early and prevents conflicts with the spatial layout, facade, and building services. |
|
Pitched roof (Rough)
ARC-ROOF-PITCH |
Makes the roof form and structural concept spatially verifiable early on and supports reliable permitting and coordination decisions. |
|
Stair (Rough)
ARC-STAIR |
Rough stair geometry for design, coordination, and quantity take-off. |
|
Beam / girder (Rough)
ARC-BEAM |
Makes load-transfer zones visible early and prevents conflicts between the structure, spatial concept, and building services. |
|
Fall protection / railing
ARC-RAILING |
Simplified geometry for spatial planning and assessment of permanent and temporary fall protection. |
|
Exterior window
ARC-WINDOW-EXT |
Ensures daylight, ventilation, and views and provides a verifiable basis for facade and building-physics design. |
|
Exterior door
ARC-DOOR-EXT |
Ensures functional building access and provides the basis for escape-route, facade, and building-physics design. |
|
Opening / recess (architecture)
ARC-OPENING-VOID |
Secures the required routes for services and installations and prevents uncoordinated penetrations between architecture, structure, and building services. |
|
Interior window
ARC-WINDOW-INT |
Ensures daylight transfer between interior spaces and provides a verifiable basis for spatial and acoustic design. |
|
Interior door
ARC-DOOR-INT |
Ensures functional connections between spaces and provides the basis for escape-route, fire, and acoustic design. |
|
Shading device
ARC-SHADING |
Makes external sun protection visible in the model so location, type, and shading are recorded for facade planning and thermal simulation. |
|
Suspended ceiling
ARC-CEILING |
Ensures coordinated room heights, ceiling design, and building services. |
|
Interior floor build-up
ARC-FLOOR-COV |
Provides a reliable basis for level coordination, joint design, tendering, and quantity take-off for interior finishes. Early design without a modelled covering: FloorCovering on the interior space. |
|
Exterior floor covering
ARC-FLOOR-COV-EXT |
Makes exterior finishes verifiable in detail design for quantities, joints, and tendering. Early planning without a modelled covering: FloorCovering (AOF) on the exterior space. |
|
Facade cladding
ARC-WALL-CLAD-EXT |
Enables separate design and quantity take-off of the facade surface and improves coordination with connections and openings. |
|
Tapered insulation / roof build-up
ARC-ROOF-DRAIN |
Shows early how much build-up height the roof and balcony fall requires. The building height is then fixed for the permit, and pipes in the foundation can be connected to the outlets. |
|
Furniture
FURN |
Reveals early whether spaces can actually be furnished for their intended use and are adequately sized. |
|
Built-in furniture / kitchen (Rough)
ARC-FURN-BUILTIN |
Shows early how much space the kitchen and built-in cabinets need and where the connections sit. Shop and installation design can check dimensions and connections against this. |
|
Interior wall cladding
ARC-WALL-CLAD |
Enables room-specific design and quantity take-off of surface finishes for tendering and interior-fit-out coordination. |
|
Exclusion zone
STR-EXCL-ZONE |
Keeps required structural volumes clear and prevents costly clashes with architecture and building services. |
|
Opening / recess (structural)
STR-OPENING-VOID |
Transfers approved voids into the structural model as binding information so that clashes are avoided and penetrations can be built as planned. |
|
Provision for void
MEP-PROV-VOID |
Reserves penetrations in time so structure and building services can be coordinated without later core drilling. |
|
Pipe (schematic)
MEP-SCH-PIPE |
Reserves main pipework routes in the initial phase and reduces later clashes. |
|
Surface geometry
SURVEY-SURFACE |
Provides existing and designed terrain so that connections to the building and earth quantities can be planned in coordination. |
|
Tree
LAN-TREE |
Makes decisions on protection, removal, and new planting spatially verifiable so that the building and external works account for the tree inventory. |
|
Building-law parcels
ARC-PARCEL |
Shows early which cadastral parcels the project affects and supports alignment of the planning perimeter and permitting process. |
|
Duct (schematic)
MEP-SCH-DUCT |
Reserves main ventilation routes in the initial phase and reduces later clashes. |
|
Humus
LAN-HUMUS |
Makes humus quantities verifiable early for cost, so that stripping, reinstatement, and surplus do not appear only at tender. |
|
Cable tray (schematic)
MEP-SCH-TRAY |
Reserves main electrical routes in the initial phase and reduces later clashes. |
|
Surrounding buildings
ARC-UMG-NEIGHBOR |
Represents neighbouring buildings as simple volumes so objection-relevant effects (shadow, views, setbacks) can be checked and documented in the stakeholder dialogue. |
|
Plant space (schematic)
MEP-SCH-EQUIP |
Reserves sufficient plant-room space in the initial phase and prevents conflicts with other uses. |
|
Retention volume
LAN-RETENTION |
Makes retention volume assignable to catchments and the sizing against heavy rain traceable. |
|
Downpipe
MEP-DOWNPIPE |
Secures roof and balcony drainage by coordinating routes, connections, and slab penetrations. |
|
Beam / girder detailed
STR-BEAM |
Enables reliable coordination of load transfer, penetrations, and connections through to execution. |
|
Site setup object
ARC-SITE-LOG |
Makes the space requirements and sequence of site logistics alignable early and prevents conflicts during construction. |
|
Column detailed
STR-COLUMN |
Ensures coordinated load transfer and clash-free placement of adjacent components through to execution. |
|
Detail reference
ARC-DET-REF |
Makes it spatially verifiable where standard details apply and reveals missing or conflicting detail assignments early. |
|
Decision volume
ARC-DEC-VOL |
Makes it spatially verifiable where a decision applies and whether it is still open, approved, or superseded. |
|
Footing detailed
STR-FOOTING |
Provides a reliable basis for coordinating load transfer, excavation, and utility lines. |
|
Installation access path
ARC-INSTALL-PATH |
Ensures large equipment can be transported to its installation location without clashes. |
|
Wall detailed
STR-WALL |
Enables reliable coordination of load transfer, openings, and connections through to execution. |
|
Coordination zone
ARC-COORD-ZONE |
Clearly assigns spatial review areas to coordination meetings and prevents unclear responsibilities. |
|
Floor slab detailed
STR-SLAB-FLOOR |
Enables reliable coordination of load transfer, openings, and cast-in items through to execution. |
|
Base slab detailed
STR-SLAB-BASE |
Ensures coordinated planning of load transfer, waterproofing, and penetrations through to execution. |
|
Planning constraint
ARC-CONSTRAINT |
Makes external requirements spatially verifiable from an early stage and supports quality assurance when checking the design against protection, hazard, and permitting requirements. |
|
Flat roof detailed
STR-SLAB-ROOF |
Ensures coordinated planning of load transfer, falls, roof build-up, and penetrations. |
|
Maintenance space
ARC-MAINT-SPACE |
Ensures plant remains permanently accessible and can be maintained without spatial conflicts. |
|
Movement clearance
ARC-MOVEMENT-CLEARANCE |
Makes the areas that must remain clear for accessibility spatially verifiable so conflicts with building elements and furniture are found before the permit submission. |
|
Stair detailed
STR-STAIR |
Ensures early coordination of the structure, level transitions, and usable flight geometry. |
|
Turning radius
ARC-TURN-RAD |
Demonstrates that vehicles can safely use the planned access routes and manoeuvring areas. |
|
Alteration area
ARC-UMBAU-PER |
Makes planned and completed alterations spatially and chronologically traceable in the overall model. |
|
Ramp detailed
STR-RAMP |
Ensures early coordination of the structure, level transitions, and required gradient. |
|
Drywall reinforcement zone
ARC-DRYWALL-REINF |
Makes required fixing support spatially checkable before tendering and construction and prevents subsequent daywork. |
|
Reinforcement
STR-REBAR |
Provides unambiguous steel schedules and placing information to reduce execution errors. |
|
Edge strip
STR-EDGE-STRIP |
Ensures formwork terminations can be specified, coordinated, and executed unambiguously. |
|
Chiller
MEP-CHILLER |
Secures cooling supply by coordinating capacity, plant footprint, and service connections early. |
|
Cooling tower / free cooler
MEP-COOL-TOWER |
Secures heat rejection by coordinating capacity, location, structure, acoustics, and water management. |
|
Backup generator
MEP-ELEC-GEN |
Secures standby power by coordinating capacity, location, fuel supply, and exhaust routing. |
|
Electrical distribution board
MEP-ELEC-DIST |
Represents the distribution hierarchy so loads, feeders, plant space, and accessibility can be coordinated. |
|
Transformer
MEP-TRANSFORMER |
Secures the required voltage level by coordinating load, plant space, cooling, and protection requirements. |
|
Uninterruptible power supply
MEP-UPS |
Secures critical loads by coordinating autonomy, loads, plant space, and cooling. |
|
Boiler / water heater
MEP-BOILER |
Secures heat supply by coordinating capacity, plant footprint, flue route, and service connections early. |
|
District heat substation
MEP-HEAT-EX |
Clarifies thermal system separation so substation capacity, connections, and space requirements can be coordinated. |
|
Compressed air compressor
MEP-COMPRESSOR |
Secures compressed-air supply by coordinating capacity, location, acoustic protection, and connections. |
|
Gas pressure regulator
MEP-GAS-REG |
Clarifies the gas supply interface so pressure level, metering, safety distances, and pipe connections can be coordinated. |
|
Fan
MEP-FAN |
Secures the required airflow by coordinating duty, duct connections, acoustic protection, and maintenance access. |
|
Tank / separator
MEP-TANK |
Secures the required storage volume by coordinating location, structure, connections, and maintenance access. |
|
Pump
MEP-PUMP |
Secures flow and pressure by coordinating duty, connections, location, and maintenance access. |
|
Unitary equipment / monoblock
MEP-UNITARY |
Secures compact plant operation by coordinating footprint, service connections, and maintenance zones together. |
|
Communications appliance
MEP-COMMS |
Fixes communication device locations so coverage, connectivity, power supply, and finishes can be coordinated. |
|
Chilled ceiling / beam
MEP-COOL-BEAM |
Secures room conditioning and coordinates output, water connections, condensation risk, and ceiling layout. |
|
Radiator
MEP-SPACE-HEATER |
Secures room heat delivery by coordinating output, connections, placement, and clearances. |
|
Air terminal / grille
MEP-AIR-TERM |
Enables air-distribution verification and coordination with ceiling layout and occupied zones. |
|
Air terminal box
MEP-AIR-BOX |
Enables demand-based airflow control and secures installation and maintenance space above the ceiling. |
|
Light fixture
MEP-LIGHT |
Enables lighting verification and coordination of ceiling layout, power supply, and maintenance access. |
|
Socket / data outlet
MEP-OUTLET |
Fixes connection points so use, service routes, and finishes can be coordinated. |
|
Switch
MEP-SWITCH |
Fixes control and switching points so electrical function, finishes, and user access can be coordinated. |
|
Damper
MEP-DAMPER |
Fixes air isolation and control points so airflow, fire safety, and maintenance access can be coordinated. |
|
Sanitary terminal
MEP-SANITARY |
Fixes sanitary fixtures so use, water connections, drainage, and space requirements can be coordinated. |
|
Waste terminal
MEP-WASTE |
Fixes drainage points so falls, pipe routes, and sanitary fixtures can be coordinated. |
|
Gas outlet
MEP-GAS-TERM |
Fixes gas draw-off points so pipe routes, isolation, and appliance connections can be coordinated. |
|
Fire suppression terminal
MEP-FIRE-TERM |
Enables verification of fire-suppression coverage and coordination of the required clearances. |
|
Valve / manifold
MEP-VALVE |
Fixes isolation and control points to support operation, hydraulic balancing, and maintenance. |
|
Smoke detector / alarm
MEP-ALARM |
Enables verification of fire detection coverage and coordinated placement with finishes and ceilings. |
|
Sensor
MEP-SENSOR |
Fixes measurement points so controls, monitoring, and accessibility can be coordinated. |
|
Actuator
MEP-ACTUATOR |
Makes control functions coordinable so controls, power supply, and maintenance access are secured. |