18-29-307.3 Penetrations of floor/ceiling assemblies and fire-resistance-rated assemblies.

   Penetrations of floor/ceiling assemblies and assemblies required to have a fire-resistance rating shall be protected in accordance with the Chicago Building Code.

(Amend Coun. J. 4-10-19, p. 100029, Art. XVI, § 7; Amend Coun. J. 10-14-21, p. 37722, Art. III, § 12)

18-29-307.4 Protection of footings.

   Trenching installed parallel to footings shall not extend into the bearing plane of a footing or wall. The upper boundary of the bearing plane is a line that extends downward, at an angle of 45 degrees (0.79 rad) from horizontal, from the outside bottom edge of the footing or wall.

(Amend Coun. J. 10-14-21, p. 37722, Art. III, § 13)

18-29-307.5 Alterations to trusses.

   Truss members and components shall not be cut, drilled, notched, spliced or otherwise altered in any way without written approval of a registered design professional. Alterations resulting in the addition of loads to any member (such as HVAC equipment and water heaters) shall not be made without verification by a registered design professional that the truss is capable of supporting such additional loading.

(Added Coun. J. 10-14-21, p. 37722, Art. III, § 14)

18-29-307.6 Piping material exposed within plenums.

   Piping materials exposed within plenums shall comply with the provisions of the Chicago Mechanical Code.

(Added Coun. J. 10-14-21, p. 37722, Art. III, § 15)

18-29-308 Piping Support.

18-29-308.1 General.

   All plumbing piping shall be supported in accordance with this section.

18-29-308.2 Piping seismic supports.

   Where earthquake loads are applicable in accordance with the Chicago Building Code, plumbing piping supports, anchorage and bracing shall be designed and installed for seismic forces in accordance with Chapter 14B-16.

(Amend Coun. J. 10-14-21, p. 37722, Art. III, § 16)