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Portland Land Use Code

Citation
Portland Land Use Code
Parent Document
Portland Land Use Code
Jurisdiction
Portland (municipal)

Other Sections in This Document (765)

Full Text

3,904 chars
planted in quantities and variety                      this chapter for a minimum of five
             sufficient to prevent erosion and                    years.
             provide for effective infiltration of     D. Hazard trees, storm-damaged trees, and
             stormwater;                                  dead tree removal
        c.   If more than three woody vegetation          1.   Hazard trees in the Shoreland Overlay
             plants are to be planted, then at least           Zone may be removed without a permit
             three different species shall be                  after consultation with the Building
             planted;                                          Authority and City Arborist if the following
        d.   No one species shall make up 50% or               requirements are met:
             more of the number of planted woody               a.   Within the shoreline buffer required
             vegetation plants; and                                 under Subsection 11.4.3(A)5, if the
        e.   Survival of planted woody vegetation                   removal of a hazard tree results in a
             and vegetation under three feet in                     cleared opening in the tree canopy
             height must be sufficient to remain in                 greater than 250 square feet,
             compliance with the standards                          replacement with native tree species
             contained within this chapter for a                    is required, unless there is new tree
             minimum of five years                                  growth already present. New tree
   6.   Revegetation activities must meet the                       growth must be as near as practicable
        following requirements for ground                           to where the hazard tree was removed
        vegetation and ground cover:                                and be at least two inches in diameter,
        a.   All ground vegetation and ground                       measured at four and one half feet
             cover removed must be replaced with                    above the ground level. If new growth
             native herbaceous vegetation, in                       is not present, then replacement trees
             quantities and variety sufficient to                   shall consist of native species and be
             prevent erosion and provide for                        at least four feet in height, and be no
             effective infiltration of stormwater;                  less than two inches in diameter.
        b.   Where necessary due to a lack of                       Stumps may not be removed.
             sufficient ground cover, an area must             b.   Outside of the shoreline buffer, when
             be supplemented with a minimum                         the removal of hazard trees exceeds
             four inch depth of leaf mulch and/or                   40 percent of the volume of trees
             bark mulch to prevent erosion and                      four inches or more in diameter,
             provide for effective infiltration of                  measured at four and a half feet above
             stormwater; and                                        ground level in any 10 year period,
        c.   Survival and functionality of ground                   and/or results in cleared openings
             vegetation and ground cover must be                    exceeding 25% of the lot area within
             sufficient to remain in compliance                     the Shoreland Overlay Zone, or
             with the standards contained within                    10,000 square feet, whichever is
                                                                    greater, replacement with native tree 11-10 | CITY OF PORTLAND LAND USE CODE SHORELAND OVERLAY ZONE