Portland City Code ch. 14 (Land Use Code)

Citation: Portland City Code ch. 14 (Land Use Code)
Jurisdiction: Portland (municipal)
Source: Official source
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infrastructure investment shall be Institute, Inc.), inherently and recurrently
submitted to the Planning Authority generated within the Waterfront Central Zone
with the application for site plan shall not exceed 75 decibels on the A scale at
review or change of use permit and the boundaries of any lot, except for sound
shall include details and a from construction activities, sound from traffic
commitment as to how the marine on public streets, sound from temporary
infrastructure will be utilized by activities such as festivals, and sound created as
marine users. The marine a result of, or relating to, an emergency,
infrastructure improvements shall be including sound from emergency warning signal
completed prior to the issuance of a devices. In measuring sound levels under this
certificate of occupancy for the non- subsection, sounds with a continuous duration
marine development project. of less than 60 seconds shall be measured by
b. Financial contribution: If direct the maximum reading on a sound level meter
investment in marine infrastructure is set to the A weighted scale and the fast meter
not made, the developer shall make a response (L maxfast). Sounds with a
financial contribution to the City’s continuous duration of 60 seconds or more
Waterfront Loan and Investment shall be measured on the basis of the energy
Fund. average sound level over a period of 60
seconds (LEQ1).
10.3.8 No contract or conditional rezoning C. Vibration. Vibration inherently and recurrently
permitted generated shall be imperceptible without
No contract or conditional rezoning applications instruments at lot boundaries. This shall not
may be approved in the Waterfront Central Zone. apply to vibration resulting from activities
aboard a vessel or from railroad vehicle
10.3.9 Performance