The substructure of your house is the portion that is below ground. It is mostly made up of the walls below ground level, columns, and the foundation for your house. These days, basement parking is a feature of multi-story buildings, and the substructure also includes these basements.
When building a house, the substructure is essential since it serves as the building’s base. It protects against settling or moving over time, maintains stability, and bears the weight of the structure. For the house’s lifespan and safety, a well-built substructure is necessary.
The substructure stage is made up of various sub-stages, like:
Excavation
P.C.C. & Foundation
Column structure
Leveling upto P.L. & Plinth wall
Backfilling
Substructure should be preferably completed before the rainy season to:
Avoid accumulation of rainwater in the excavated areas
Give proper time for natural compaction of backfilled earth
Time required to complete the substructure:
Approx. 30 days for a 1000 sq. ft. home
Excavation, levelling & P.C.C. should not take more than 7 days
Curing in footing should be carried out for 7 days
Preferably, substructure should be finished before the rainy season in order to: