N.M. Admin. Code § 14.7.2.26 - CHAPTER 18 - SOILS AND FOUNDATIONS
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:
|
TABLE 1809.7 PRESCRIPTIVE FOOTINGS SUPPORTING WALLS OF LIGHT-FRAME CONSTRUCTION a, b, c, d, e |
||
|
NUMBER OF FLOORS SUPPORTED BY THE FOOTING |
WIDTH OF FOOTING (inches) |
THICKNESS OF FOOTING (inches) |
|
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.
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