In case of continuous slab the support section is designed as doubly reinforced rectangular beam.
Filler slab roof section.
Filler material should be of good finish as the material will be in visible condition on bottom part of the slab i e.
Roof patch putty can be applied using a trowel to fill low areas.
Reinforcement details clay pan positions.
By reducing the quantity and weight of material the roof become less expensive yet retains the strength of the conventional slab.
Enhances thermal comfort inside the building due to heat resistant qualities of.
The most popular filler material is the roofing tile.
Cross section of composite slab composed of.
Construction detail in dwg file format.
Thus the filler slab as the roof has the following advantages.
The midspan section is designed as a t beam with cast in situ concrete of flange taking compression and reinforcement at the bottom of the slab in the web portion taking tension.
The filler slab is a mechanism to replace the concrete in the tension zone.
Filler material should be inert.
Has proved the load bearing capacity of filler slab and found it no less in performance from the conventional r c c.
Plan and section of rcc filler slab 13.
The filler slab may be analyzed as a two way spanning grid slab.
View showing reinforcemnt with roof tiles in between.
Steel deck profiled steel sheeting steel beam or joist cast in situ concrete topping top reinforcement mesh and bottom reinforcement.
Slab thickness minimum 112 5 mm.
Mastic is a flexible sealant that adheres to almost any material.
The filler material thus is not a structural part of the slab.
If there is gravel on the roof move it aside to reach a flat surface for these kinds of applications.
A filler slab roof using clay pans.
Leak proofing filler slabs.
Cad block of composite steel deck floor.
Filler materials using in a simply supported slab should be of same size and cross section without affecting the spacing of reinforcement.
You can also use a general epoxy concrete filler and apply mastic on top using a trowel.
Filler material should be of a size and cross section.
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Consumes less concrete and steel due to reduced weight of slab by the introduction of a less heavy low cost filler material like two layers of burnt clay tiles.
No material embodied energy mj conventional roof filler slab roof quantity consumed total embodied energy mj quantity consumed total embodied energy mj 1 concrete cement kg 5 85 8453 49452 6847 40055 coarse aggregate m3 108 19 15 2068 15 51 1675 fine aggregate m3 87 5 10 837 7 76 679 2.
