Question
Download Solution PDFAccording to IS code, the permissible values of settlement in clay and sand are respectively
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
The allowable settlement is defined as the acceptable amount of settlement of the structure and it usually includes a factor of safety.
The allowable settlement depends on many factors, including the following:
Type of Construction
Use of the Structure
Presence of Sensitive Finishes
The maximum permissible settlement as per IS-1904(1966) for isolated foundations are 40 mm on sandy soil and 65 mm in clayey soils.
The permissible settlement for the raft foundation on clay soil is 65-100 mm and for sandy soil, it is 65 mm.
Differential settlement:
Foundation on clay soil = 40 mm.
The foundation on Sandy soil = 25 mm.Last updated on Jun 13, 2025
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