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1817.4.3 Use of Rock Support
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Existing structures founded at a level above the level of adjacent new construction may be supported on Class 1a, 1b, and 1c rock in lieu of underpinning, provided the requirements of Section 1817.3.4 are satisfied.
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Related Code Sections
1814.2 Soils and Foundations, Use of Rock Support
Existing structures founded at a level above the level of adjacent new construction may be supported on Class 1a and 1b rock in lieu of underpinning ...
1817.4.3 Soils and Foundations, Use of Rock Support
Existing structures founded at a level above the level of adjacent new construction may be supported on Class 1a, 1b, and 1c rock in lieu ...
1814.2 Soils and Foundations, Use of Rock Support in Lieu of Underpinning
Existing structures founded at a level above the level of adjacent new construction may be supported on Class1a and 1b rock in lieu of underpinning ...
§27-716 Foundations, Use of Rock Support in Lieu of Underpinning
Existing structures founded at a level above the level of adjacent new construction may be supported on hard rock in lieu of underpinning, the use ...
1803.5 Soils and Foundations, Soil and Rock Sampling
Where the foundation design relies on rock to support footings, deep foundations ...