This chapter provides requirements for relocated or moved structures, including relocatable buildings as defined in Chapter 2.
The building shall be safe for human occupancy as determined by the International Fire Code and the International Property Maintenance Code. Any repair, alteration, or change of occupancy undertaken within the moved structure shall comply with the requirements of this code applicable to the work being performed. Any field-fabricated elements shall comply with the requirements of the International Building Code or the International Residential Code as applicable.
Buildings or structures moved into or
within the jurisdiction shall comply with the provisions of this
code, the International Residential Code (chapter 51-51 WAC),
the International Mechanical Code (chapter 51-52 WAC), the
International Fire Code (chapter 51-54A WAC), the Uniform
Plumbing Code and Standards (chapters 51-56 and 51-57
WAC), and the Washington State Energy Code (chapter 51-11
WAC) for new buildings or structures.
Exception: Group R-3 buildings or structures are not
required to comply if:
For the purposes of this section, a building shall be
considered to be substantially remodeled when the costs of
remodeling exceed 60 percent of the value of the building
exclusive of the costs relating to preparation, construction,
demolition or renovation of foundations.- The original occupancy classification is not changed; and
- The original building is not substantially remodeled or rehabilitated.
The building shall be located on the lot in accordance with the requirements of the International Building Code or the International Residential Code as applicable.
The foundation system of relocated buildings shall comply with the International Building Code or the International Residential Code as applicable.
The connection of the relocated building to the foundation shall comply with the International Building Code or the International Residential Code as applicable.
Buildings shall comply with International Building Code or International Residential Code wind provisions as applicable.
Exceptions:
1. Detached one- and two-family dwellings and Group U occupancies where wind loads at the new location are not higher than those at the previous location.
2. Structural elements whose stress is not increased by more than 10 percent.
Exceptions:
1. Detached one- and two-family dwellings and Group U occupancies where wind loads at the new location are not higher than those at the previous location.
2. Structural elements whose stress is not increased by more than 10 percent.
Buildings shall comply with International Building Code or International Residential Code seismic provisions at the new location as applicable.
Exceptions:
1. Structures in Seismic Design Categories A and B and detached one- and two-family dwellings in Seismic Design Categories A, B and C where the seismic loads at the new location are not higher than those at the previous location.
2. Structural elements whose stress is not increased by more than 10 percent.
Exceptions:
1. Structures in Seismic Design Categories A and B and detached one- and two-family dwellings in Seismic Design Categories A, B and C where the seismic loads at the new location are not higher than those at the previous location.
2. Structural elements whose stress is not increased by more than 10 percent.
Structures shall comply with International Building Code or International Residential Code snow loads as applicable where snow loads at the new location are higher than those at the previous location.
Exception: Structural elements whose stress is not increased by more than 5 percent.
Exception: Structural elements whose stress is not increased by more than 5 percent.
If relocated or moved into a flood hazard area, structures shall comply with Section 1612 of the International Building Code, or Section R322 of the International Residential Code, as applicable.
The code official shall be authorized to inspect, or to require approved professionals to inspect at the expense of the owner, the various structural parts of a relocated building to verify that structural components and connections have not sustained structural damage. Any repairs required by the code official as a result of such inspection shall be made prior to the final approval.