Balcony flooring plays a crucial role in both the aesthetic appeal and functional performance of a building’s exterior. It must be durable, weather-resistant, and safe, as it is constantly exposed to the elements.
Common materials used for balcony flooring include tiles, wood decking, concrete, and composite materials. The choice of flooring often depends on the architectural style, climate conditions, and intended use of the space.
Proper drainage is essential to prevent water accumulation and structural damage. In modern architecture, balcony flooring also contributes to the overall design, offering seamless integration with indoor spaces and enhancing the visual connection between interior and exterior environments.
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Balcony flooring detail drawing – 1
In construction, balcony flooring detail drawings are critical for ensuring structural integrity, proper drainage, waterproofing, and safety. These drawings provide a cross-sectional view of the various layers and components involved in the balcony floor assembly.
Here’s a breakdown of what is typically included in a balcony flooring detail drawing:
Structural Slab
- Usually reinforced concrete slab.
- Sloped slightly (1–2%) away from the building to allow water drainage.
Waterproofing Layer
- Membrane (liquid-applied or sheet) laid over the structural slab.
- Prevents water from penetrating and damaging the slab or interiors.
Protective Screed or Slope Screed
- Cementitious layer laid over the waterproofing to create the necessary slope.
- Also acts as a protection for the waterproofing membrane.
Drainage Layer
- Optional layer like a drainage mat or layer of gravel to assist in moving water to drainage outlets.
Finishing Material
- Could be ceramic/porcelain tiles, stone, wooden decking, or composite boards.
- Fixed using appropriate adhesives or mounting systems, depending on the material.
Expansion Joints
- Placed at regular intervals and where balcony meets the wall to accommodate thermal movement.
Drip Edge/Drainage Outlet
- Detail at the edge to prevent water from running back to the facade.
- Includes drip grooves or gutters to guide water to designated outlets.
Parapet or Railing Base Detail
- Shows integration with railing posts or parapet wall.
- Includes flashing to prevent water ingress at junctions.
These detail drawings are essential for coordination between architects, structural engineers, and waterproofing specialists to ensure longevity, safety, and performance of balcony structures.
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