How to Determine the Type Foundation

In the selection of foundation form and type of foundation sufficient, to note a few things related to the foundation work. This is due not all types of foundation can be implemented in all places. (For example the use of pile foundation in densely populated areas would not be appropriate although technically already qualified).


Things to consider in choosing a foundation:

• Soil conditions will be fitted with the foundation.
• Restrictions due to construction on the foundation (superstructure).
• Environmental factors.
• Foundation work time
• Cost of foundation work
• Availability of manufacturing of foundation material in the area.

Election Foundation of Capability Based Land:

• When the hard ground is located on the ground or 2-3 meters below ground level, the type of foundation is shallow foundation. (egg track foundation, a foundation or foundations palms Strauss).
• When the hard ground lies at a depth of about 10 meters or more below the ground surface, the type of foundation is mini pile pile foundation, foundation sinks or bored pile foundation.
• When the hard ground lies at a depth of 20 meters or more below the ground surface, the type of foundation is a pile foundation or bored pile foundation.

 The standard carrying capacity of the land according to Regulation imposition Indonesia To Building 1983 are:

• Hard ground (more than 5 kg / cm2).
• Soil medium (2-5 kg / cm2)
• Soft ground (0.5-2 g / cm2)
• Very soft soil (0-0.5 kg / cm2)

Criteria for the carrying capacity of the land can be determined through simple tests.
Egg on land measuring 1 cm x 1 cm by 5 kg load will not decline or disappear, the land is classified hard ground.