SUBSTITUTE
ORDINANCE
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF CHICAGO:
This ordinance is organized into six articles, as follows:
Article I: Amendments to Title 14A
Article II: Amendments to Title 14B
Article III: Amendments to Title 14R
Article IV: Amendments to Title 14X
Article V: Amendments to Other Titles
Article VI: Effective Date
ARTICLE I. AMENDMENTS TO TITLE 14A
SECTION 1. Section 14A-2-202 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14A-2-202 DEFINITIONS.
(Omitted text is not affected by this ordinance)
CONSTRUCTION DOCUMENTS. Written, graphic, and pictorial documents prepared or assembled for describing the design, location, and physical characteristics of the elements of a project necessary for obtaining a permit. Also see "permitted construction documents."
DANGEROUS. As defined in Chapter 2 ofthe Chicago Minimum Requirements for Existing Buildings.
(Omitted text is not affected by this ordinance) TOWNHOUSE. As defined in Chapter 2 ofthe Chicago Building Code.
UNSAFE. As defined in Chapter 2 of the Chicago Minimum Reouirements for Existing Buildings.
(Omitted text is not affected by this ordinance)
SECTION 2. Section 14A-3-304.1.2 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14A-3-304.1.2 Duration.
A suspension under Section 14A-3-304 lasts until the person demonstrates to the satisfaction of the building official that the work or deviation or omission or other basis for suspension has been corrected and all related fines and fees have been paid. If the basis for suspension is work
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that cannot be corrected due to the work not being eligible for a permit under the Chicago Construction Codes, the suspension lasts until the person demonstrates to the satisfaction of the building official that the building, structure, and premises have been fully returned to its pre-work state in a manner consistent with all health and safety provisions of the Chicago Construction Codes, or the building, structure, and premises have been brought into full compliance with any applicable settlement agreement, consent decree, or order by a court of competent jurisdiction.
SECTION 3. Section 14A-3-311 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14A-3-311 EMERGENCY DEMOLITION.
14A-3-311.1 Gonoral. Court authorized demolition.
The building official is authorized to demolish, repair, or enclose a structure (including a structure that could be demolished in accordance with Section 14A-3-311.2) or to remove garbage, debris, and other hazardous, noxious, or unhealthy substances or materials from the premises where the action is authorized by a court pursuant to Section 14A-3-312.
14A-3-311.2 Demolition of dangerous or unsafe garages.
Where the building official determines that a private garage, carport, or similar non-habitable structure is dangerous or unsafe, the building official is authorized to demolish the structure in accordance with Sections 14A-3-311.2.1 through 14A-3-311.2.5.
14A-3-311.2.1 Owner's authorization.
Before proceeding under this section, the building official must attempt to obtain an affidavit from the owner of the structure authorizing the City to demolish the structure.
14A-3-311.2.2 Notice-Where the building official is unable to obtain the affidavit described in Section 14A-3-311.2.1, the building official must provide notice of the building official's intention to demolish the structure and the owner's right to a hearing in accordance with Sections 14A-3-311.2.2.1 and Section 14A-3-311.2.2.2.
14A-3-311.2.2.1 Posted notice.
The building official must post written notice at the premises. Where practical, the notice must be affixed to the structure to be demolished. The notice must be at least 16 inches (406 mm) by 20 inches (508 mm) in size.
14A-3-311.2.2.2 Mailed notice.
The building official must send written notice by first class mail to the owner ot the structure. Where, upon diligent search, the identity or whereabouts of the owner are not ascertainable, notice must be mailed to the person in whose name the real estate was last assessed.
14A-3-311.2.3 Hearing.
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Within seven days from the date notice is posted pursuant to Section 14A-3-311.2.2.1 or notice is mailed pursuant to Section 14A-3-311,2.2.2; whichever is later, the owner may submit a written request for a hearing to contest the basis for demolition. The request must be in writing and submitted to the building official in the manner specified in the notice sent pursuant to Section 14A-3-311.2.2. Ifthe seventh day falls upon a Saturday, Sunday, or City holiday, the last day to file a reguest is the next business day.
14A-3-311.2.3.1 Hearing procedure.
Upon receipt of a timely reguest for a hearing, the building official must initiate a proceeding before the Department of Administrative Hearings. Notice ofthe proceeding must be sent to the reguestor in the manner specified by the Department of Administrative Hearings.
If, after a hearing, the administrative law officer determines by a preponderance of the evidence that at the time of the hearing the structure is dangerous or unsafe, the administrative law officer must enter an order affirming the determination ofthe building official. If, however, the administrative law officer determines by a preponderance of the evidence that at the time of the hearing the structure is neither dangerous nor unsafe, the administrative law officer must enter an order reversing the determination of the building official.
If the owner reguests a hearing but fails to appear at the hearing, the owner is deemed to have waived the owner's right to a hearing and the administrative law officer may enter a default order in favor of the building official. In such case, the order is immediately final and is not subject to a petition to set aside as provided in Section 2-14-108.
14A-3-311.2.4 Demolition.
If no timely hearing reguest is received pursuant to Section 14A-3-311.2.4 and, in the opinion of the building official, the structure remains dangerous or unsafe, the building official may demolish the structure. The building official may also demolish the structure if an administrative law officer enters an order in favor of the building official pursuant to Section 14A-3-311.2.3.1.
14A-3-311.2.5 Lien.
All costs incurred by the City under this section are recoverable and enforceable in the manner provided in Section 14A-3-313.5.
14A-3-311.3 Emergency demolition.
Where a building, structure, or premises has been damaged by fire, deterioration, or other cause, or shows clear evidence of structural failure, and where it constitutes an actual and imminent danger to the public such that following the procedure in Section 14A-3-311.2 or 14A-3-312 is not practical, the building official is authorized to order hire a licensed and bondod wrecking and gualified general contractor to immediately secure the premises and remove the dangerous building or structure.
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SECTION 4. Section 14A-4-406.1 of the Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14A-4-406.1 Scope.
All excavation work on private property must comply with Chapter 10-21 of the Municipal Code and Chapter 33 of the Chicago Building Code. A permit is required before beginning excavation work on private property that will be either:
(Omitted text is not affected by this ordinance)
SECTION 5. Section 14A-4-406.2 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14A-4-406.2 Notice.
At least 30 days before beginning excavation work that requires a permit pursuant to Section 14A-4-406.1, the owner of the property where the work is to be done must notify the owners of adjacent adjoining properties ofthe anticipated starting date and three-dimensional moasuromont extent of the excavation work. The notice must be in writing and must be delivered by certified mail, return receipt reguested, or by personal delivery to the person entitled to receive the notice, accompanied by a receipt for delivery. Where the notice is served by personal delivery, the owner of the property where the work is to be done must submit to the building official a signed affidavit stating the date and time of the delivery and an explanation of how the notice was delivered. The receipt, affidavit, and a copy of the notice must be attached to the permit application and available for inspection at the excavation site.
SECTION 6. Section 14A-6-603.4 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14A-6-603.4 Tanks and supporting structures.
The owner of a building with a water tank with a capacity of more than 250 gallons (946 L) that is exposed to the elements, a free-standing tank with a capacity of more than 250 gallons (946 L) that is exposed to the elements, or an exposed structure intended to support such a tank, whether or not a tank is present and whether or not the tank is holding water, must label the tank and obtain and submit written condition assessment reports regarding the tank and support structure as provided in Sections 14A-6-603.4.1 through 14A-6-603.4.5.
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SECTION 7. Table 14A-12-1204.3(4) of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
Table 14A-12-1204.3(4) Scope of Review Factor for Rehabilitation3
Occupancy Classification per Chapter 14B-3 Factorb Description of Work Minimum Feec
(Omitted text is not affected by this ordinance)
Group A 0.5 Repair or in-kind replacement of more than one MEP system (no alteration reconfiguration) $1,500
(Omitted text is not affected by this ordinance)
(Table continues on following page)
Group B 0.5 Repair or in-kind replacement of more than one MEP system (no alteration reconfiguration) $750
(Omitted text is not affected by this ordinance)
Group E 0.5 Repair or in-kind replacement of more than one MEP system (no altoration reconfiguration) $1,500
(Omitted text is not affected by this ordinance)
Group F 0.5 Repair or in-kind replacement of more than one MEP system (no alteration reconfiguration) $1,500
(Omitted text is not affected by this ordinance)
Group H 0.5 Repair or in-kind replacement of more than one MEP system (no altoration reconfiguration) $1,500
(Omitted text is not affected by this ordinance)
Group M 0.5 Repair or in-kind replacement of more than one MEP system (no alteration reconfiguration) $750
(Omitted text is not affected by this ordinance)
Group R 0.25 Repair or in-kind replacement of existing porch, balcony, deck, exterior stair, or occupiable rooftop (no alteration reconfiguration) $200 each
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(Omitted text is not affected by this ordinance)
0.5 Repair or in-kind replacement of more than one shared MEP system (no alteration reconfiguration) 51,500
(Omitted text is not affected by this ordinance)
Group S 0.5 Repair or in-kind replacement of more than one MEP system (no alteration reconfiguration) $1,500
(Omitted text is not affected by this ordinance)
ARTICLE II. AMENDMENTS TO TITLE 14B
SECTION 1. Section 14B-2-202 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-2-202 Definitions.
The provisions of Section 202 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance)
59. Revise the definition of "court" to read:
"COURT. An open, uncovorod space on a lot, other than a yard or portion of a yard, that is unobstructed from its lowest level to the skyT and bounded, in whole or part, on moro than two sides by abutting property lines, exterior building walls or other enclosing devices."
Inner Court. A court other than an outer court.
Outer Court. A court with at least 30 feet (9144 mm) or 25 percent of its perimeter, whichever is less, abutting and open to a yard at least 3 feet (914 mm) in width or a public way at least 15 feet (4572 mm) in width.
(Omitted text is not affected by this ordinance)
239. Revise the definition of "yard" to read:
"YARD. An A four-sided open space, othor than a court, that is unobstructed from the ground to the sky, with at least one side abutting and open to a public way at least 15 feet (4572 mm) in width, at least one side being at least 75 percent of a property line for the lot on which the building is situated and, except as specifically allowed by this code, on the same lot on which the building is situated."
(Omitted text is not affected by this ordinance)
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SECTION 2. Section 14B-2-203 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-2-203 Measurements.
The following language is adopted as a new Section 203:
(Omitted text is not affected by this ordinance) 203.3 Building height.
Building height shall be the vertical distance from grade plane to the mean elevation of the highest roof plane. For purposes of this code, building height is not the same as mean roof height.
Exceptions:
(Omitted text is not affected by this ordinance)
2. Building height shall be measured to the top of a parapet wall which that exceeds 42 inches (1067 mm) above the highest point of a low-sloped roof or occupiable rooftop.
(Omitted text is not affected by this ordinance)
203.5.1.2 Unseparated mixed occupancies.
The gross floor area of an occupancy which that is not separated in accordance with Section 508.4 shall be measured to the centerline of interior walls and partitions which that separate the occupancy from other occupancies in the same story.
203.5.2 Net floor area.
Net floor area shall be the actual occupiable horizontal area, not including columns, permanently attached equipment and furnishings which that are 28 inches (711 mm) or greater above the floor, the thickness of interior walls and unoccupied accessory areas such as aisles, corridors, stairways, ramps, individual wellness/lactation rooms, toilet rooms, mechanical rooms and closets."
SECTION 3. Section 14B-4-406 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-4-406 Motor-vehicle-related occupancies.
The provisions of Section 406 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 6. Revise Section 406.3 and its subsections to read:
(Omitted text is not affected by this ordinance)
aye / Oi
406.3.4.2 Attached private garages.
(Omitted text is not affected by this ordinance) Only one attached private garage or carport shall be allowed per building. (Omitted text is not affected by this ordinance)
SECTION 4. Section 14B-5-504 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-5-504 Building height and number of stories.
The provisions of Section 504 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 5. Replace Table 504.3 as shown:
(Omitted text is not affected by this ordinance)
g. 120 feet for evaluation of existing building height in accordanco with the Chicago Building Rehabilitation Code, for buildings constructed or permitted for construction before January 1, 1951, that are equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1.
(Omitted text is not affected by this ordinance)
SECTION 5. Section 14B-5-508 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-5-508 Mixed use and occupancy.
The provisions of Section 508 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 3. Revise Section 508.2.3 to read:
"508.2.3 Allowable building area.
The allowable area of the building shall be based on the applicable provisions of Section 506 for the main occupancy of the building. Aggregate accessory occupancies shall not occupy more than 25 percent of the floor area of the story nor more than 5 10 percent of the total floor area of the main occupancy in which they are located and shall not exceed the tabular area values for nonsprinklered buildings in Table 506.2 for each such accessory occupancy.
Exception: The building official and fire code official may jointly approve accessory occupancies exceeding the § 10 percent and 25 percent limits when in their opinion such accessory occupancies do not unduly increase the hazard."
(Omitted text is not affected by this ordinance)
SECTION 6. Section 14B-7-705 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-7-705 Exterior walls.
The provisions of Section 705 of IBC are adopted by reference with the following modifications: 1. Revise Section 705.2, its subsections, and related tables to read: "705.2 Projections.
Cornices, eave overhangs, exterior balconies, porches, decks and similar projections extending beyond the exterior wall shall conform to the requirements of this section and Section 1405. Egress balconiesT shall comply with Section 1021. Porches, exterior exit stairways and exterior exit ramps shall comply with Soctions 1021 and Section 10277 respectively. Projections shall not extend any closer to the line used to determine the fire separation distance than shown in Table 705.2.
(Omitted text is not affected by this ordinance)
SECTION 7. Section 14B-7-706 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-7-706 Fire walls.
The provisions of Section 706 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 14. Add a new Section 706.6.3 to read: "706.6.3 Offset construction.
Where a firewall is offset at an intermediate floor level, the offset floor and its supporting construction shall have a fire-resistance rating of not less than 4 hours. Interior exit stairways and interior exit ramps shall not penetrate the horizontal offset of a firewall."
(Omitted text is not affected by this ordinance)
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SECTION 8. Section 14B-10-1006 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-10-1006 Number of exits and exit access doorways.
The provisions of Section 1006 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 15. Revise Section 1006.3.3 to read:
(Omitted text is not affected by this ordinance) 8.2. The building does not contain more than twe three dwelling units.
(Omitted text is not affected by this ordinance)
8.6. In addition to an interior exit access stairway, the second story above grade
plane shall have either a second interior exit access stairway leading directly to an exit door that discharges to the exterior at the level of exit discharge or access to an exterior means of egress leading directly to grade.
(Omitted text is not affected by this ordinance)
SECTION 9. Section 14B-10-1011 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-10-1011 Stairways.
The provisions of Section 1011 of IBC are adopted by reference with the following modifications:
1. Revise exception 1 to Section 1011.2 by replacing "an occupant load' with "a story or mezzanine with an occupant load'.
1.1. Revise exception 3 to Section 1011.2 by replacing "Group R-3" with "Group R-3 or R-5."
(Omitted text is not affected by this ordinance)
6.1. Revise Section 1011.5.5 by deleting the second sentence.
7. Revise exception 1 to Section 1011.5.5.3 to read:
"1011.5.5.3 Riser profile.
Risers shall be solid and vertical or sloped under the tread above from the underside of the nosing above at an angle not more than 30 degrees (0.52 rad) from the vertical-Exceptions:
1. Solid risers are not required for interior Interior stairways that are not required to comply with Section 1009.3, provided that the opening between treads does not permit the passage of a sphere with a diameter of 6 inches (152 mm).
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Occupancies in Group 1-3 or in Group F. H and S occupancies other than areas
accessible to the public. The size of the opening in the riser is not restricted.
Spiral stairways constructed in accordance with Section 1011.10.
Exterior stairways that are not required to comply with Section 1009.3."
8. Revise oxcoption A to Section 1011.5.5.3 to read: [Reserved.]
llA-. Solid risers aro not roquirod for extorior stairways that aro not required to comply
with Soction 1009.3."
(Omitted text is not affected by this ordinance)
13. Revise the first sentence of Section 1011.10 to read:
"Spiral stairways are permitted to be used as a component in the means of egress in the following locations only:
V. within Within a dwelling units, unit.
serving Serving a single dwelling unit-, unit.
from From a space not more than 250 sguare feet (23 m2) in area and serving not more than five occupants, er-
fk from From a technical production areas in accordance with Section 410.5."
SECTION 10. Section 14B-10-1027 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-10-1027 Exterior exit stairways and ramps.
The provisions of Section 1027 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 2. Revise Section 1027.5 to read:
(Omitted text is not affected by this ordinance) Exceptions:
1. Exterior exit stairways, porches and exterior exit ramps serving not more than 4 stories or occupiable rooftops in Group R-2, R-3 and R-5 occupancies shall have a minimum separation distance of 3 feet (914 mm) if constructed of combustible materials; a separation distance is not reguired for exterior exit stairways, porches and exterior exit ramps constructed of entirely noncombustible materials.
(Omitted text is not affected by this ordinance)
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SECTION 11. Section 14B-10-1028 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-10-1028 Exit discharge.
The provisions of Section 1028 of IBC are adopted by reference with the following modifications:
Revise exception 1.1 to Section 1028.1 by replacing "from the point of termination of the enclosure." with "within 25 feet (7620 mm) and no more than two turns, each not exceeding 90 degrees (1.57 rad), from the point of termination ofthe enclosure. There shall be no dead-end corridors or similar conditions exceeding 10 feet (3048 mm) in length adjacent to the point of termination of the enclosure."
1.1. Revise exception 1.3 to Section 1028.1 by deleting "approved."
Add a new exception 4 to Section 1028.1 to read:
(Omitted text is not affected by this ordinance)
4.1. Discharge of interior exit stairways and exterior exit ramps shall be provided with a free and unobstructed path of travel to at least two distinct exterior exit doors and each such oxits aro exterior exit door is readily visible and identifiable within 25 feet (7620 mm) and no more than two turns, each not exceeding 90 degrees (1.57 rad), from the point of termination of the enclosure. There shall be no deadend corridors or similar conditions exceeding 10 feet (3048 mm) in length adjacent to the point of termination of the enclosure.
(Omitted text is not affected by this ordinance)
SECTION 12. Section 14B-11-1101 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-11-1101 General.
The provisions of Section 1101 of IBC are not adopted. The following language is adopted as Section 1101:
(Omitted text is not affected by this ordinance) 1101.4.12 ICC A117.1 Sections 1002.14 and 1003.14.
Modify Sections 1002.14 and 1003.14 by revising the exception to each section to read as follows:
(Omitted text is not affected by this ordinance)
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SECTION 13. Section 14B-11-1104 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-11-1104 Accessible route.
The provisions of Section 1104 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance) 4. Revise Section 1104.4 to read:
(Omitted text is not affected by this ordinance)
2. StoriesL er- mezzanines or occupiable rooftops that do not contain accessible elements or other spaces as determined by Section 1107 or 1108 are not required to be served by an accessible route from an accessible level.
SECTION 14. Section 14B-12-1202 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-12-1202 Ventilation.
The provisions of Section 1202 of IBC are adopted by reference with the following modifications: 1. Revise Section 1202.1 to read:
(Omitted text is not affected by this ordinance)
Exceptions:
(Omitted text is not affected by this ordinance)
2. In dwelling units in Group M, R-2, R-3, and R-5 occupancies, natural ventilation in accordance with Section 1202.5 shall be provided in all living, dining and sleeping rooms with a floor area of 70 square feet (6.5 m2) or more.
(Omitted text is not affected by this ordinance)
SECTION 15. Section 14B-12-1204 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-12-1204 Lighting.
The provisions of Section 1204 of IBC are adopted by reference with the following modifications: 1. Revise Section 1204.1 to read:
(Omitted text is not affected by this ordinance)
r dye i \j ui /lvj
Exceptions:
1. In dwelling units and sleeping units in Group R, 1-1, and I-2 occupancies, all
living, dining, and sleeping rooms with a floor area of 70 square feet (6.5 m2) or more shall be provided with natural light in accordance with Section 1204.2 and artificial light in accordance with Section 1204.3.
(Omitted text is not affected by this ordinance)
SECTION 16. Section 14B-12-1205 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14B-12-1205 Yards and courts.
The provisions of Section 1205 of IBC are not adopted. The following language is adopted as Section 1205:
(Omitted text is not affected by this ordinance)
1205.3 Courts.
Courts shall bo classifiod as oithor innor courts or outor courts in accordanco with Soction 1205.3.1. The length of a court shall be at least 150% ofthe horizontal dimension of required openings. Outer- Outer courts shall comply with Section 1205.3.2. tener- Inner courts shall comply with Section 1205.3.3.
Classification of courts. [Reserved.1
A court that moots either ofthe following criteria shall be classified as an outor court:
—A court with at least 12% of its perimeter opening upon a public way or yard that is at least 15 feet (-1572 mm) wide.
2-.—A Gourt bounded by building walls no greater than 55 foot (16.8 m) in height opening upon a yard that is at loast 3 feot (914 mm) wido. Tho length of an outor court meeting this criterion shall bo not less than 150% of tho horizontal dimension of required window openings that open upon tho court.
A court that is not classifiod as an outor court shall bo classifiod os an innor court.
Outer courts.
Outer Outer courts shall be not less than 3 feet (914 mm) in width for an exterior wall not more than 40 feet (12.2 m) in height above the lowest floor receiving natural light or natural ventilation or grade plane, whichever is higher. Where the exterior wall exceeds 40 feet (12.2 m) in height, the minimum width of the outer court shall be increased 2 inches (76 mm) for each 1 foot (305 mm) or fraction thereof in height up to a maximum width of 15 feet (4572 mm). Openings on opposite sides of an outer court shall be separated by not less than 6 feet (1829 mm).
Inner courts.
Page 14 of 20
Innor Inner courts shall be not less than 6 feet (1829 mm) in width for an exterior wall not more than 40 feet (12.2 m) in height above the lowest floor receiving natural light or natural ventilation or grade plane, whichever is higher. Where the exterior wall exceeds 40 feet (12.2 m) in height, the minimum width of the inner inner court shall be increased 4 inches (102 mm) for each 1 foot (305 mm) or fraction thereof in height up to a maximum width of 15 feet (4572 mm). For irregularly-shaped inner inner courts, the average width shall be at least as great as the minimum width required by this section and the width shall not be less than 5 feet (1524 mm) at any point. The length of innor courts shall bo not loss than 3 foot (914 mm)and not loss than 150% ofthe horizontal dimension of roquirod window openings
Court access.
Access shall be provided to the bottom of inner inner courts for cleaning purposes.
Air intake.
Innor Inner courts more than two stories in height shall be provided with a horizontal air intake at the bottom with a cross-sectional area not less than 10 square feet (0.93 m2) and leading to a yard or public way. Air intakes shall be of construction having a fire-resistance rating of not less than two hours and shall be open at both ends and unobstructed for their full size and length, except that grilles of noncombustible construction are permitted at both ends.
(Omitted text is not affected by this ordinance)
Court drainage.
The bottom of every i«Ref inner court shall be properly graded and drained to a public sewer or other approved drainage system complying with the Chicago Plumbing Code.
(Omitted text is not affected by this ordinance)
SECTION 17. Section 14B-16-1607 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-16-1607 Live loads.
The provisions of Section 1607 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance)
21. Revise Section 1607.9 to replace "an approved method" with "an accepted engineering practice."
21.1. Revise Section 1607.10.4 to read:
"1607.10.4 Fall arrest, lifeline, and rope descent system anchorages.
rage i b Ot
In addition to any other applicable live loads, fall arrest, lifeline, and rope descent system anchorages and structural elements that support these anchorages shall be designed for a live load of not less than 3,100 pounds (13.8 kN) for each attached line, in any direction that the load can be applied-Anchorages of horizontal lifelines and the structural elements that support these anchorages shall be designed for the maximum tension that develops in the horizontal lifeline from these live loads."
{Omitted text is not affected by this ordinance)
SECTION 18. Section 14B-18-1810 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14B-18-1810 Deep foundations.
The provisions of Section 1810 of IBC are adopted by reference with the following modifications:
(Omitted text is not affected by this ordinance)
2. Revise Section 1810.2.1 by replacing "registered design professional' with "registered geotechnical engineer."
2.1. Revise the exceptions to Section 1810.2.2 to read:
"Exceptions:
1. Isolated cast-in-place deep foundation elements without lateral bracing shall be permitted where the least horizontal dimension is not less than 30 inches (762 mm), adequate lateral support in accordance with Section 1810.2.1 is provided for the entire height and a reinforcing cage is provided for the full depth unless an engineering analysis shows that a full depth cage is unnecessary.
(Omitted text is not affected by this ordinance)
ARTICLE III. AMENDMENTS TO TITLE 14R
SECTION 1. Section 14R-10-1000 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
14R-10-1000 IEBC Chapter 10.
The provisions of Chapter 10 of IEBC are not adopted. The following is adopted as Chapter 10:
(Omitted text is not affected by this ordinance)
1001.1 Scope.
The provisions of this chapter shall apply where a change of occupancy occurs.
Page 16 of 20
Exception: Where an existing Group R occupancy is expanded entirely within an existing building other than a high-rise building or an addition to such a building that does not increase the building area by more than 25 percent or changed to a different Group R occupancy classification solely due to an increase in the number of dwelling units or sleeping units, the change of occupancy shall be governed by Sections 309.1 and 309.2.
(Omitted text is not affected by this ordinance)
Height and area for change to a higher-hazard category.
Where a change of occupancy is made to a higher-hazard category (lower number) as shown in Table 1011.5, heights (in feet and stories above grade plane) and areas of buildings and structures shall comply with the requirements of Chapter 5 ofthe Chicago Building Code for the new occupancy classification.
Exceptions:
J_. For high-rise buildings constructed in compliance with a previously issued permit and equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 of the Chicago Building Code, the type of construction reduction specified in Section 403.2.1 of the Chicago Building Code is allowed. This shall include the reduction for columns.
2. For existing buildings of Type IV construction constructed or permitted for construction before January 1, 1951, that are equipped with an automatic sprinkler system in accordance with Section 903.3.1 ofthe Chicago Building Code, the existing building height shall not exceed 120 feet (36.58 m) and the existing number of stories above grade plane shall be deemed acceptable.
Height and area for change to an equal or lesser-hazard category.
Where a change of occupancy is made to an egual or lesser-hazard category (higher number) as shown in Table 1011.5, the height (in feet and stories above grade plane) and area of the existing building shall be deemed acceptable.
(Omitted text is not affected by this ordinance)
Opening protectives.
Openings Existing openings in exterior walls shall be protected as required by the Chicago Building Code. Where openings in the exterior walls are required to be protected because of fire separation distance, the sum of the area of such openings shall not exceed 50 percent of the total area of the wall in each story.
(Omitted text is not affected by this ordinance)
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ARTICLE IV. AMENDMENTS TO TITLE 14X
SECTION 1. Section 14X-5-505.8.2 of the Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14X-5-505.8.2 Direction of swing.
Pivot or side-hinged swinging doors must swing in the direction of egress travel where serving an occupant load of 50 or more persons.
Exception: In Group B occupancies, existing egress doors and replacement egress doors of the same size and configuration installed in the same location may swing opposite the direction of egress travel when opening onto a corridor and serving an occupant load of 100 or fewer persons.
SECTION 2. Section 14X-5-505.16 ofthe Municipal Code of Chicago is hereby amended by inserting the language underscored, as follows:
14X-5-505.16 Corridors.
The width of a corridor must be sufficient for the occupant load served and not less than 36 inches (914 mm). Corridors serving an occupant load greater than 30 and openings in these corridors must provide an effective barrier to resist the movement of smoke. Transoms, louvers, doors, and other openings must be kept closed or be self-closing.
(Omitted text is not affected by this ordinance)
SECTION 3. Chapter 14X-5 ofthe Municipal Code of Chicago is hereby amended by adding a new Section 14X-5-505.17, as follows:
14X-5-505.17 Aisles and aisle accessways.
The width of aisles and aisle accessways must be sufficient for the occupant load served and not less than 28 inches (711 mm).
Exceptions:
Aisles and aisle accessways within individual dwelling units or sleeping units.
Aisles and aisle accessways in rooms or spaces uses for assembly purposes that comply with Section 1029 of the Chicago Building Code.
SECTION 4. Chapter 14X-8 ofthe Municipal Code of Chicago is hereby amended by adding a new Section 14X-8-806, as follows:
14X-8-806 FUEL GAS PIPING
14X-8-806.1 General.
Fuel gas piping must be installed and maintained in a safe working condition and capable of performing its intended function.
14X-8-806.2 Abandoned fuel gas piping.
Abandoned or non-operational fuel gas piping in locations that can be accessed without causing damage or requiring demolition to the building must be removed. Connection and termination points of abandoned or non-operational fuel gas piping that is allowed to remain in place must be clearly marked to prevent reuse.
ARTICLE V. AMENDMENTS TO OTHER TITLES
SECTION 1. Section 2-92-416 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
2-92-416 Serious and chronic code violations.
(Omitted text is not affected by this ordinance)
(c) Applicability. A person identified as an owner of a priority building with serious and chronic code violations pursuant to subsection (e) shall remain subject to the prohibition in subsection (b) and the disclosure requirement in subsection (f) until the person is dismissed as a defendant from the enforcement proceeding or the entire enforcement proceeding is' dismissed or settled as evidenced by a certified copy of an order to such effect issued by the Circuit Court of Cook County.
(Omitted text is not affected by this ordinance)
(g) Rules. The Commissioner is and Corporation Counsel are authorized to adopt rules to implement this section, including procedures to challenge the inclusion of a building on the list croatod pursuant to subsoction (d). Tho Corporation Counsol is authorizod to adopt rules of procoduro to challongo inclusion of a person on the list created pursuant to subsoction (o).
SECTION 2. Section 4-298-110 of the Municipal Code of Chicago is hereby amended by deleting the language struck through and by inserting the language underscored, as follows:
4-298-110 Notice of discharge or resignation.
Whenever a supervising elevator mechanic shall leave or be discharged from the employ of any elevator mechanic contractor, who is required by this chapter to appoint or employ a supervising elevator mechanic, a written statement giving notice thereof shall be provided within five days by both the employer and the supervising elevator mechanic to the department of buildings, and the permit privileges of such elevator mechanic contractor shall, without further order or action by the department of buildings, stand suspended until the employment or appointment by such elevator mechanic contractor of a supervising elevator
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mechanic as provided for in Section 4-298-060. A supervising elevator mechanic may transfer a valid certification to another elevator mechanic contractor vwth tho pormission-of upon notice to the building commissionerT-whieh-per-mission shall not be-unreasonably withhold.
SECTION 3. Section 4-298-130 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through, as follows:
4-298-130 Term.
The supervising elevator mechanic's license shall be valid for one year from the date of issuance. Tho liconso may bo ronowod upon payment of tho required liconso feo prior to or within threo months of expiration of a valid liconso.
SECTION 4. Section 4-298-140 ofthe Municipal Code of Chicago is hereby amended by deleting the language struck through, as follows:
4-298-140 License fees.
(Omitted text is not affected by this ordinance)
—Tho fee to transfer a supervising elevator mechanic's liconso from ono olovator mechanic contractor to another olovator mechanic contractor is $100.00.
SECTION 5. Chapter 13-9 of the Municipal Code of Chicago is hereby repealed in its entirety.
ARTICLE VI. EFFECTIVE DATE
SECTION 1. This ordinance shall take effect upon passage and approval.
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