Oklahoma Administrative Code
Title 748 - Oklahoma Uniform Building Code Commission
Chapter 20 - Adopted Codes
Subchapter 2 - IBC[®] 2018
Section 748:20-2-36 - IBC[®] 2018 Chapter 31 Special Construction

Universal Citation: OK Admin Code 748:20-2-36

Current through Vol. 42, No. 1, September 16, 2024

Chapter 31 of the Oklahoma adopted IBC[®] 2018 is adopted with the following modifications:

(1) Section 3101.1 Scope. This section has been modified to add intermodal shipping containers to the list of special building construction items that are governed by the provisions of this chapter. This section has been modified to read: 3101.1 Scope. The provisions of this chapter shall govern special building construction including membrane structures, temporary structures, pedestrian walkways and tunnels, automatic vehicular gates, awnings and canopies, marquees, signs, towers, antennas, relocatable buildings, swimming pool enclosures and safety devices, solar energy systems, and intermodal shipping containers.

(2) Section 3114 Intermodal Shipping Containers, This section header has been added to signify a new section has been added to the code to address intermodal shipping containers. This section has been modified to read: 3114 Intermodal Shipping Containers.

(3) Section 3114.1 General. This section has been added to clarify this section and other applicable sections of the code shall apply to intermodal shipping containers that are repurposed for use as buildings or structures or as a part of buildings and structures. The section provides four exceptions to the section. This section has been added to read: 3114.1 General. The provisions of Section 3114 and other applicable sections of this code, shall apply to intermodal shipping containers that are repurposed for use as buildings or structures or as a part of buildings or structures. Exceptions:

(A) Intermodal shipping containers previously approved as existing relocatable buildings complying with Chapter 14 of the International Existing Building Code®.

(B) Energy Storage Systems (ESS) located in intermodal shipping containers complying with Chapter 12 of the International Fire Code®.

(C) Intermodal shipping containers that are listed as equipment complying with the standard for equipment, such as air chillers, engine generators, modular data centers, and other similar equipment.

(D) Intermodal shipping containers housing or supporting experimental equipment are exempt from the requirements of Section 3114 provided they comply with all of the following:
(i) Such units shall be single stand-alone units supported at grade level and used only for occupancies as specified under Risk Category I in Table 1604.5;

(ii) Such units are located a minimum of 8 feet from adjacent structures and are not connected to a fuel gas system or fuel gas utility; and

(iii) In hurricane-prone regions and flood hazard areas, such units are designed in accordance with the applicable provisions of Chapter 16.

(4) Section 3114.2 Construction documents. This section has been added to require construction documents to contain information to verify the dimensions and establish the physical properties of the steel components, and wood floor components, of the intermodal shipping container in addition to the information required by Sections 107 and 1603. This section has been added to read: 3114.2 Construction documents. The construction documents shall contain information to verify the dimensions and establish the physical properties of the steel components, and wood floor components, of the intermodal shipping container in addition to the information required by Sections 107 and 1603.

(5) Section 3114.3 Intermodal shipping container information. This section has been added to require intermodal shipping containers to bear an existing data plate containing information as required by ISO 6346 and verified by an approved agency. This section requires a report of the verification process and findings to be provided to the building owner. The section goes on to allow the building official to approve removing the markings and existing data plate from the intermodal shipping containers before they are repurposed for use as buildings or structures or as a part of a building or structure. This section has been added to read: 3114.3 Intermodal shipping container information. Intermodal shipping containers shall bear an existing data plate containing the following information as required by ISO 6346 and verified by an approved agency. A report of the verification process and findings shall be provided to the building owner.

(A) Manufacturer's name or identification number

(B) Date manufactured

(C) Safety approval number

(D) Identification number

(E) Maximum operating gross mass or weight (kg) (lbs.)

(F) Allowable stacking load for 1.8G (kg) (lbs.)

(G) Transverse racking test force (Newtons)

(H) Valid maintenance examination date

(6) Where approved by the building official, the markings and existing data plate are permitted to be removed from the intermodal shipping containers before they are repurposed for use as buildings or structures or as a part of buildings or structures.

(7) Section 3114.4 Protection against decay and termites. This section has been added to require wood structural floors of intermodal shipping containers to be protected from decay and termites in accordance with the applicable provisions of Section 2304.12.1.1. This section has been added to read: 3114.4 Protection against decay and termites. Wood structural floors of intermodal shipping containers shall be protected from decay and termites in accordance with the applicable provisions of Section 2304.12.1.1.

(8) Section 3114.5 Under-floor ventilation. This section has been added to require the space between the bottom of the floor joists and the earth under any intermodal shipping container, except spaces occupied by basements with cellars, to be provided with ventilation in accordance with Section 1202.4. This section has been added to read: 3114.5 Under-floor ventilation. The space between the bottom of the floor joists and the earth under any intermodal shipping container, except spaces occupied by basements with cellars, shall be provided with ventilation in accordance with Section 1202.4.

(9) Section 3114.6 Roof assemblies. This section has been added to require intermodal shipping container roof assemblies to comply with the applicable requirements of Chapter 15 and provides an exception for single-unit stand-alone intermodal shipping containers not attached to, or stacked vertically over, other intermodal shipping containers, buildings or structures. This section has been added to read: 3114.6 Roof assemblies. Intermodal shipping container roof assemblies shall comply with the applicable requirements of Chapter 15. Exception: Single-unit stand-alone intermodal shipping containers not attached to, or stacked vertically over, other intermodal shipping containers, buildings or structures.

(10) Section 3114.7 Joints and voids. This section has been added to require joints and voids that create concealed spaces between intermodal shipping containers, that are connected or stacked, at fire-resistance-rated walls, floor or floor/ceiling assemblies and roofs or roof/ceiling assembles to be protected by an approved fire-resistance joint system in accordance with Section 715. This section has been added to read: 3114.7 Joints and voids. Joints and voids that create concealed spaces between intermodal shipping containers, that are connected or stacked, at fire-resistance-rated walls, floor or floor/ceiling assemblies and roofs or roof/ceiling assemblies shall be protected by an approved fire-resistant joint system in accordance with Section 715.

(11) Section 3114.8 Structural. This section has been added to require intermodal shipping containers that conform to ISO 1496-1 that are repurposed for use as buildings or structures, or as a part of buildings or structures, to be designed in accordance with Chapter 16 and this section. This section has been added to read: 3114.8 Structural. Intermodal shipping containers which conform to ISO 1496-1 that are repurposed for use as buildings or structures, or as a part of buildings or structures, shall be designed in accordance with Chapter 16 and this section.

(12) Section 3114.8.1 Foundations. This section has been added to require intermodal shipping containers repurposed for use as a permanent building or structure to be supported on foundations or other supporting structures designed and constructed in accordance with Chapters 16 through 23 of this code. This section has been added to read: 3114.8.1 Foundations. Intermodal shipping containers repurposed for use as a permanent building or structure shall be supported on foundations or other supporting structures designed and constructed in accordance with Chapters 16 through 23 of this code.

(13) Section 3114.8.1.1 Anchorage. This section has been added to require intermodal shipping containers to be anchored to foundations or other supporting structures as necessary to provide a continuous load path for all applicable design and environmental loads in accordance with Chapter 16. This section has been added to read: 3114.8.1.1 Anchorage. Intermodal shipping containers shall be anchored to foundations or other supporting structures as necessary to provide a continuous load path for all applicable design and environmental loads in accordance with Chapter 16.

(14) Section 3114.8.2 Welds. This section was added to require all new welds and connections to be equal to or greater than the original connections. This section has been added to read: 3114.8.2 Welds. All new welds and connections shall be equal to or greater than the original connections.

(15) Section 3114.8.3 Structural design. This section has been added to require the structural design for the intermodal shipping containers repurposed for use as a building or structure, or as part of a building or structure to comply with Section 3114.8.4 or 3114.8.5. This section has been added to read: 3114.8.3 Structural design. The structural design for the intermodal shipping containers repurposed for use as a building or structure, or as part of a building or structure, shall comply with Section 3114.8.4 or 3114.8.5.

(16) Section 3114.8.4 Detailed design procedure. This section has been added to require a structural analysis meeting the requirements of this section to be provided to the building code official to demonstrate the structural adequacy of the intermodal shipping containers. An exception has been provided for shipping containers designed in accordance with Section 3114.8.5. This section has been added to read: 3114.8.4 Detailed design procedure. A structural analysis meeting the requirements of this section shall be provided to the building official to demonstrate the structural adequacy of the intermodal shipping containers. Exception: Intermodal shipping containers designed in accordance with Section 3114.8.5.

(17) Section 3114.8.4.1 Material properties. This section has been added to require structural material properties for existing intermodal shipping container steel components to be established by material testing where the steel grade and composition cannot be identified by the manufacturer's designation. This section has been added to read: 3114.8.4.1 Material properties. Structural material properties for existing intermodal shipping container steel components shall be established by material testing where the steel grade and composition cannot be identified by the manufacturer's designation.

(18) Section 3114.8.4.2 Seismic design parameters. This section has been added to require the seismic force-resisting system to be designed and detailed in accordance with one of three requirements. This section has been added to read: 3114.8.4.2 Seismic design parameters. The seismic force-resisting system shall be designed and detailed in accordance with one of the following:

(A) Where all or portions of the corrugated steel container sides are considered to be the seismic force-resisting system, design and detailing shall be in accordance with the ASCE 7 Table 12.2-1 requirements for light-frame bearing-wall systems with shear panels of all other materials,

(B) Where all or portions of the corrugated steel container sides are retained, but are not considered to be the seismic force-resisting system, an independent seismic force-resisting system shall be selected, designed and detailed in accordance with ASCE 7 Table 12.2-1, or

(C) Where all or portions of the corrugated steel container sides are retained and integrated into a seismic force-resisting system other than as permitted by Section 3114.8.2 Item 1, seismic design parameters shall be developed from testing and analysis in accordance with Section 104.11 and ASCE 7 Section 12.2.1.1 or 12.2.1.2.

(19) Section 3114.8.4.3 Allowable shear value. This section has been added to require allowable shear values for the intermodal shipping container corrugated steel sheet panel side walls and end walls to be demonstrated by testing and analysis in accordance with Section 104.11. It further requires where penetrations are made in the side walls or end walls designated as part of the lateral force-resisting system, the penetrations to be substantiated by rational analysis. This section has been added to read: 3114.8.4.3 Allowable shear value. The allowable shear values for the intermodal shipping container corrugated steel sheet panel side walls and end walls shall be demonstrated by testing and analysis in accordance with Section 104.11. Where penetrations are made in the side walls or end walls designated as part of the lateral force-resisting system, the penetrations shall be substantiated by rational analysis.

(20) Section 3114.8.5 Simplified structural design of single-unit containers. This section has been added to specify single-unit intermodal shipping containers conforming to the limitations of Section 3114.8.5.1 shall be permitted to be designed in accordance with the simplified structural design provisions of this section. This section has been added to read: 3114.8.5 Simplified structural design of single-unit containers. Single-unit intermodal shipping containers conforming to the limitations of Section 3114.8.5.1 shall be permitted to be designed in accordance with the simplified structural design provisions of this section.

(21) 3114.8.5.1 Limitations. This section has been added to provide a list of limitations for the use of Section 3114.8.5. This section has been added to read: 3114.8.5.1 Limitations. Use of Section 3114.8.5 is subject to all of the following limitations:

(A) The intermodal shipping container shall be a single-unit, stand-alone unit supported on a foundation and shall not be in contact with or supporting any other shipping container or other structure.

(B) The intermodal shipping container top and bottom rails, corner castings, and columns or any portion thereof shall not be notched, cut, or removed in any manner.

(C) The intermodal shipping container shall be erected in a level and horizontal position with the floor located at the bottom.

(D) The intermodal shipping container shall be located in Seismic Design Category A, B, C or D.

(22) Section 3114.8.5.2 Simplified structural design. This section has been added to require where permitted by Section 3114.8.5.1, single-unit, stand-alone intermodal shipping containers be designed using a list of assumptions for corrugated steel shear walls. This section has been added to read: 3114.8.5.2. Simplified structural design. Where permitted by Section 3114.8.5.1, single-unit, stand-alone intermodal shipping containers shall be designed using the following assumptions for the corrugated steel shear walls:

(A) The appropriate detailing requirements contained in Chapters 16 through 23,

(B) Response modification coefficient, R equals 2,

(C) Over strength factor, * equals 2.5,

(D) Deflection amplification factor, C equals 2, and

(E) Limits on structural height, h equals 9.5 feet (2900 mm).

(23) Section 3114.8.5.3 Allowable shear. This section has been added to require the allowable shear for the corrugated steel side walls (longitudinal) and end walls (transverse) for wind design and for seismic design using the coefficients of Section 3114.8.5.2 to be in accordance with Table 3114.8.5.3 provided that a specific list of conditions is met. This section has been added to read: 3114.8.5.3 Allowable shear. The allowable shear for the corrugated steel side walls (longitudinal) and end walls (transverse) for wind design and for seismic design using the coefficients of Section 3114.8.5.2 shall be in accordance with Table 3114.8.5.3 provided that all of the following conditions are met:

(A) The total linear length of all openings in any individual side walls or end walls shall be limited to not more than 50 percent of the length of that side wall or end wall.

(B) Any full height wall length, or portion thereof, less than 4 feet (305 mm) long shall not be considered as a portion of the lateral force-resisting system.

(C) All side walls or end walls used as part of the lateral force-resisting system shall have an existing or new boundary element on all sides to form a continuous load path, or paths, with adequate strength and stiffness to transfer all forces from the point of application to the final point of resistance.

(D) Where openings are made in container walls, floors, or roofs for doors, windows and other openings:
(i) The openings shall be framed with steel elements that are designed in accordance with Chapter 16 and Chapter 22.

(ii) The cross section and material grade of any new steel element shall be equal to or greater than the steel element removed.

(E) A maximum of one penetration not greater than a 6-inch (152 mm) diameter hose for conduits, pipes, tubes or vents, or not greater than 16 square inches (10 322 mm 2) for electrical boxes, is permitted for each individual 8 foot length (2438 mm) lateral force-resisting wall. Penetrations located in walls that are not part of the wall lateral force-resisting system shall not be limited in size or quantity. Existing intermodal shipping container vents shall not be considered a penetration.

(F) End wall door or doors designated as part of the lateral force-resisting system shall be welded closed.

(24) Table 3114.8.5.3 Allowable Shear Values for Intermodal Shipping Container Corrugated Steel Walls for Wind or Seismic Loading. This table has been added to provide allowable shear values for side walls and end walls for specific container designations with specific container dimensions for both nominal length and nominal height. The table has been added to read: Table 3114.8.5.3. Allowable Shear Values for Intermodal Shipping Container Corrugated Steel Walls for Wind or Seismic Loading. The table contains 16 rows with 5 columns per row; and is described below:

(A) Row 1 is the header row and lists the following headers in each of the five columns:
(i) Row 1, column 1 is entitled "Container Designation" with a superscript "b" after "Designation."

(ii) Row 1, column 2 is entitled "Container Dimension (Nominal Length)."

(iii) Row 1, column 3 is entitled "Container Dimension (Nominal Height)."

(iv) Row 1, column 4 is entitled "Allowable Side Wall Shear Values (PLF)" with the superscript letters "a" and "c" after "(PLF)."

(v) Row 1, column 5 is entitled "Allowable End Wall Shear Values (PLF)" with the superscript letters "a" and "c" after "(PLF)."

(B) Row 2 contains the following information:
(i) Row 2, column 1 lists the container designation "1EEE."

(ii) Row 2, column 2 lists the container dimension nominal length of "45 feet (13.7 m)."

(iii) Row 2, column 3 lists the container dimension nominal height of "9.5 feet (2896 mm)."

(iv) Row 2, column 4 lists the allowable side wall shear value (PLF) of "75."

(v) Row 2, column 5 lists the allowable end wall shear value (PLF) of "843."

(C) Row 3 contains the following information:
(i) Row 3, column 1 lists the container designation "1EE."

(ii) Row 3, column 2 lists the container dimension nominal length of "45 feet (13.7 m)."

(iii) Row 3, column 3 lists the container dimension nominal height of "9.5 feet (2896 mm)."

(iv) Row 3, column 4 lists the allowable side wall shear value (PLF) of "75."

(v) Row 3, column 5 lists the allowable end wall shear value (PLF) of "843."

(D) Row 4 contains the following information:
(i) Row 4, column 1 lists the container designation "1AAA."

(ii) Row 4, column 2 lists the container dimension nominal length of "40 feet (12.2 m)."

(iii) Row 4, column 3 lists the container dimension nominal height of "9.5 feet (2896 mm)."

(iv) Row 4, column 4 lists the allowable side wall shear value (PLF) of "84."

(v) Row 4, column 5 lists the allowable end wall shear value (PLF) of "843."

(E) Row 5 contains the following information:
(i) Row 5, column 1 lists the container designation "1AA."

(ii) Row 5, column 2 lists the container dimension nominal length of "40 feet (12.2 m)."

(iii) Row 5, column 3 lists the container dimension nominal height of "8.5 feet (2591 mm)."

(iv) Row 5, column 4 lists the allowable side wall shear value (PLF) of "84."

(v) Row 5, column 5 lists the allowable end wall shear value (PLF) of "843."

(F) Row 6 contains the following information:
(i) Row 6, column 1 lists the container designation "1A."

(ii) Row 6, column 2 lists the container dimension nominal length of "40 feet (12.2 m)."

(iii) Row 6, column 3 lists the container dimension nominal height of "8.0 feet (2438 mm)."

(iv) Row 6, column 4 lists the allowable side wall shear value (PLF) of "84."

(v) Row 6, column 5 lists the allowable end wall shear value (PLF) of "843."

(G) Row 7 contains the following information:
(i) Row 7, column 1 lists the container designation "1AX."

(ii) Row 7, column 2 lists the container dimension nominal length of "40 feet (12.2 m)."

(iii) Row 7, column 3 lists the container dimension nominal height of "less than 8.0 feet (2438 mm)."

(iv) Row 7, column 4 lists the allowable side wall shear value (PLF) of "84."

(v) Row 7, column 5 lists the allowable end wall shear value (PLF) of "843."

(H) Row 8 contains the following information:
(i) Row 8, column 1 lists the container designation "1BBB."

(ii) Row 8, column 2 lists the container dimension nominal length of "30 feet (9.1 m)."

(iii) Row 8, column 3 lists the container dimension nominal height of "9.5 feet (2896 mm)."

(iv) Row 8, column 4 lists the allowable side wall shear value (PLF) of "112."

(v) Row 8, column 5 lists the allowable end wall shear value (PLF) of "843."

(I) Row 9 contains the following information:
(i) Row 9, column 1 lists the container designation "1BB."

(ii) Row 9, column 2 lists the container dimension nominal length of "30 feet (9.1 m)."

(iii) Row 9, column 3 lists the container dimension nominal height of "8.5 feet (2591 mm)."

(iv) Row 9, column 4 lists the allowable side wall shear value (PLF) of "112."

(v) Row 9, column 5 lists the allowable end wall shear value (PLF) of "843."

(J) Row 10 contains the following information:
(i) Row 10, column 1 lists the container designation "1B."

(ii) Row 10, column 2 lists the container dimension nominal length of "30 feet (9.1 m)."

(iii) Row 10, column 3 lists the container dimension nominal height of "8.0 feet (2438 mm)."

(iv) Row 10, column 4 lists the allowable side wall shear value (PLF) of "112."

(v) Row 10, column 5 lists the allowable end wall shear value (PLF) of "843."

(K) Row 11 contains the following information:
(i) Row 11, column 1 lists the container designation "1BX."

(ii) Row 11, column 2 lists the container dimension nominal length of "30 feet (9.1 m)."

(iii) Row 11, column 3 lists the container dimension nominal height of "less than 8.0 feet (2438 mm)."

(iv) Row 11, column 4 lists the allowable side wall shear value (PLF) of "112."

(v) Row 11, column 5 lists the allowable end wall shear value (PLF) of "843."

(L) Row 12 contains the following information:
(i) Row 12, column 1 lists the container designation "1CC."

(ii) Row 12, column 2 lists the container dimension nominal length of "20 feet (6.1 m)."

(iii) Row 12, column 3 lists the container dimension nominal height of "8.5 feet (2591 mm)."

(iv) Row 12, column 4 lists the allowable side wall shear value (PLF) of "168."

(v) Row 12, column 5 lists the allowable end wall shear value (PLF) of "843."

(M) Row 13 contains the following information:
(i) Row 13, column 1 lists the container designation "1CC."

(ii) Row 13, column 2 lists the container dimension nominal length of "20 feet (6.1 m)."

(iii) Row 13, column 3 lists the container dimension nominal height of "8.0 feet (2438 mm)."

(iv) Row 13, column 4 lists the allowable side wall shear value (PLF) of "168."

(v) Row 13, column 5 lists the allowable end wall shear value (PLF) of "843."

(N) Row 14 contains the following information:
(i) Row 14, column 1 lists the container designation "1CX."

(ii) Row 14, column 2 lists the container dimension nominal length of "20 feet (6.1 m)."

(iii) Row 14, column 3 lists the container dimension nominal height of "less than 8.0 feet (2438 mm)."

(iv) Row 14, column 4 lists the allowable side wall shear value (PLF) of "168."

(v) Row 14, column 5 lists the allowable end wall shear value (PLF) of "843."

(O) Row 15 contains the following information:
(i) Row 15, column 1 lists the container designation "1D."

(ii) Row 15, column 2 lists the container dimension nominal length of "10 feet (3.0 m)."

(iii) Row 15, column 3 lists the container dimension nominal height of "8.0 feet (2438 mm)."

(iv) Row 15, column 4 lists the allowable side wall shear value (PLF) of "337."

(v) Row 15, column 5 lists the allowable end wall shear value (PLF) of "843."

(P) Row 16 contains the following information:
(i) Row 16, column 1 lists the container designation "1DX."

(ii) Row 16, column 2 lists the container dimension nominal length of "10 feet (3.0 m)."

(iii) Row 16, column 3 lists the container dimension nominal height of "less than 8.0 feet (2438 mm)."

(iv) Row 16, column 4 lists the allowable side wall shear value (PLF) of "337."

(v) Row 16, column 5 lists the allowable end wall shear value (PLF) of "843."

(Q) Three footnotes to the table read as follows:
(i) Footnote a: The allowable shear for the side walls and end walls of the intermodal shipping containers are derived from ISO 1496-1 and reduced by a factor of safety of 5.

(ii) Footnote b: Container designation type is derived from ISO 668.

(iii) Footnote c: Limitations of Section 3114.8.5.1 shall apply.

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