1705.6 Soils
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.
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 |