Original Version
Rule 49.1
49.1
Poles,
Towers, and Other Structures
C. Setting of Poles
The depths of pole
setting given in Table 6 are applicable to poles set in firm soil or in solid
rock.
Where
the resultant bearing surface is not sufficient to prevent overturning or
excessive movement of the pole at the ground line, and/or the soil is not firm,
deeper settings or other special methods shall be used.
Where
poles were set in firm soil, but the soil has since been excavated or subjected
to erosion, the minimum embedment shall be no less than 90% of the values
specified in Table 6.
Strikeout and Underline Version
Rule 49.1
49.1
Poles,
Towers, and Other Structures
C. Setting of Poles
The depths
of pole setting given in Table 6 are
applicable to poles set in firm soil or in solid rock.
Where poles were set in firm soil,
but the soil has since been excavated or
subjected to erosion, the minimum embedment shall be no less than 90% of the values specified in Table 6.
Where, under the loading conditions in Rule 43 and the requirements of Rule
44, the resultant bearing surface is not sufficient to prevent
overturning or excessive movement of
the pole at the ground line,
and/or the soil is
not firm, deeper settings or other special methods shall
be used. Where poles were set in firm soil,
but the soil has since been excavated or
subjected to erosion, the minimum embedment shall be no less than 90% of the values specified in Table
6.
Final Version
Rule 49.1
49.1
Poles, Towers,
and Other Structures
C. Setting of Poles
The depths of pole
setting given in Table 6 are applicable to poles
set in firm soil or in solid rock.
Where poles were set in firm soil, but the soil has since
been excavated or
subjected to erosion, the minimum embedment shall be no less than 90% of the
values specified in Table
6.
Where, under the loading conditions in Rule
43 and the requirements of
Rule 44, the resultant bearing surface is not sufficient to prevent overturning or excessive movement of the
pole at the ground line, and/or
the soil is not firm, deeper settings or other special methods shall
be used.