New Mexico Administrative Code
Title 14 - HOUSING AND CONSTRUCTION
Chapter 7 - BUILDING CODES GENERAL
Part 2 - 2021 NEW MEXICO COMMERCIAL BUILDING CODE
Section 14.7.2.26 - CHAPTER 18 - SOILS AND FOUNDATIONS
Current through Register Vol. 35, No. 18, September 24, 2024
See this chapter of the IBC except as provided below. Section 1809 - Shallow Foundations. See this section of the IBC except as provided below.
A. Section 1809.7 - Prescriptive footings for light-frame construction. Delete this section of the IBC and substitute with the following: Where a specific design is not provided, concrete footings supporting walls of light-frame construction shall be permitted to be designed in accordance with Table 1809.7. A turndown footing cast monolithically with the slab-on-grade may be used to support walls of light-frame construction for the number of floors outlined in Table 1809.7, provided the minimum width of the turndown footing is 12 inches and the depth meets the requirements of Sections 1809.4 and 1809.5.
B. Table 1809.7 - Delete this table and substitute with the following table:
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TABLE 1809.7 PRESCRIPTIVE FOOTINGS SUPPORTING WALLS OF LIGHT-FRAME CONSTRUCTION a, b, c, d, e |
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NUMBER OF FLOORS SUPPORTED BY THE FOOTING |
WIDTH OF FOOTING (inches) |
THICKNESS OF FOOTING (inches) |
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1 |
16 |
8 |
C. Table 1809.7 Footnotes. See this section of the IBC except delete footnote "g" with no substitution.
D. Section 1809.8 Plain concrete footings. Delete this section of the IBC and substitute with the following: The edge thickness of plain concrete footings supporting walls other than light-frame construction shall be not less than 8 inches (203MM) where placed on soil or rock.
