Types of flat roof coverings flat roofs can be made of a number of materials of which lead is the longest lasting.
Reinforced concrete flat roof construction.
Depending on the designed strength density and installation techniques the number of pores can vary.
For this reason adding a concrete roof onto a wood framed house requires a great deal of structural adjustment.
If a concrete roof isn t properly supported it can collapse especially if subjected to additional stresses such as earthquakes and snow buildup.
Interior support beams can help but the construction works best when concrete walls floor and roof form a solid shell.
The blocks come in several sizes but this guide will assume you are using a 16 3 4 inch wide concrete slab.
These pores are interconnected within the concrete.
The flat roof is commonly constructed in reinforced concrete flat stone supported on rolled steel joists r s j bricks tiled etc.
The roof should incorporate insulation and usually a vapour control layer to protect from interstitial condensation.
12 waterproofing of reinforced concrete flat roof 12 1 background most roofs in singapore are constructed using reinforced concrete which is known to have pores or capillary tracts.
A concrete slab flat roof is normally made up of a structural layer of concrete finished with a smooth screed onto which a water proof layer such as a membrane is laid.
Basic construction guide of reinforced concrete roof with construction mixer.
Other metals can be used and you will often find asphalt or bitumen coverings.