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// CODE SNIPPET

1705.6 Soils

Building Code 2018 of Illinois > 17 Special Inspections and Tests > 1705 Required Special Inspections and Tests > 1705.6 Soils
JUMP TO FULL CODE CHAPTER
Special inspections and tests of existing site soil conditions, fill placement and load-bearing requirements shall be performed in accordance with this section and Table 1705.6. The approved geotechnical report and the construction documents prepared by the registered design professionals shall be used to determine compliance. During fill placement, the special inspector shall verify that proper materials and procedures are used in accordance with the provisions of the approved geotechnical report.
Exception: Where Section 1803 does not require reporting of materials and procedures for fill placement, the special inspector shall verify that the in-place dry density of the compacted fill is not less than 90 percent of the maximum dry density at optimum moisture content determined in accordance with ASTM D1557.
TABLE 1705.6
REQUIRED SPECIAL INSPECTIONS AND TESTS OF SOILS
TYPE CONTINUOUS SPECIAL
INSPECTION
PERIODIC SPECIAL
INSPECTION
1. Verify materials below shallow foundations are adequate to achieve the design bearing
capacity.
— X
2. Verify excavations are extended to proper depth and have reached proper material. — X
3. Perform classification and testing of compacted fill materials. — X
4. Verify use of proper materials, densities and lift thicknesses during placement and compaction of compacted fill. X —
5. Prior to placement of compacted fill, inspect subgrade and verify that site has been prepared properly. — X

Related Code Sections


1705.6 Special Inspections and Tests, Soils
Special inspections and tests of existing site soil conditions, fill placement and load-bearing requirements shall be performed in accordance ...
Building Code 2021 of Illinois > 17 Special Inspections and Tests > 1705 Required Special Inspections and Tests > 1705.6 Soils
1705.6 Special Inspections and Tests, Soils
Special inspections and tests of existing site soil conditions, fill placement and load-bearing requirements shall be performed in accordance ...
Building Code 2018 of Illinois > 17 Special Inspections and Tests > 1705 Required Special Inspections and Tests > 1705.6 Soils
Chapter 18 Soils and Foundations
and installation of foundation systems to support the loads imposed by the structure above. This chapter includes requirements for soils investigation and site ...
Building Code 2021 of Illinois > 18 Soils and Foundations
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and installation of foundation systems to support the loads imposed by the structure above. This chapter includes requirements for soils investigation and site ...
Building Code 2018 of Illinois > 18 Soils and Foundations
1803.5.2 Soils and Foundations, Questionable Soil
Where the classification, strength or compressibility of the soil is in doubt or where a load-bearing value superior to that specified in this code ...
Building Code 2021 of Illinois > 18 Soils and Foundations > 1803 Geotechnical Investigations > 1803.5 Investigated Conditions > 1803.5.2 Questionable Soil
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