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Section G308 Other Develepment

NYC Building Code 2008 > G Flood-Resistant Construction > G308 Other Develepment

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G308.1 Accessory Structures

Accessory structures shall be anchored to prevent flotation, collapse and lateral movement resulting from hydrostatic loads, including the effects of buoyancy, during conditions of flooding to the design flood elevation. Enclosed accessory structures usable solely for parking or storage shall be wet floodproofed and shall have flood openings to allow for the automatic entry and exit of flood waters designed in accordance with ASCE 24.

G308.2 Fences in Floodways

Fences in floodways that may block the passage of floodwaters, such as stockade fences and wire mesh fences, shall meet the requirement of Section G103.5.

G308.3 Oil Derricks

Oil derricks located in areas of special flood hazard shall be designed in conformance with ASCE 24.

G308.4 Prefabricated Swimming Pools in Floodways

Prefabricated swimming pools in floodways shall meet the requirements of Section G103.5.

G308.6 Temporary Flood Shields

Temporary flood shields shall be permitted in accordance with Section 6.2.3 of ASCE 24.

*Section BC G308.6 was added by: Local Law 109 of 2013 — Update #82. This law has an effective date of December 02, 2013.

G308.7 Temporary Stairs and Ramps

Temporary stairs and ramps shall comply with the requirements of Sections G308.7.1 and G308.7.2.

*Section BC G308.7 was added by: Local Law 109 of 2013 — Update #82. This law has an effective date of December 02, 2013.

G308.7.1 Evacuated Buildings

Temporary stairs and ramps shall be permitted to provide elevated ingress and egress in compliance with Item 3 of Section 6.2.2 of ASCE 24 for buildings or portions of buildings that are planned to be evacuated during design flood conditions, except for maintenance and emergency personnel, provided that such temporary stairs and ramps shall not be permitted to serve as a required means of egress for a dwelling unit or for any area described in Item 2.2.1 of Section G304.1.2 required to be located at or above the design flood elevation.

*Section BC G308.7.1 was added by: Local Law 109 of 2013 — Update #82. This law has an effective date of December 02, 2013.

G308.7.2 Existing Buildings

Temporary stairs and ramps for an existing building or portions thereof shall be permitted to provide elevated ingress and egress in compliance with Item 3 of Section 6.2.2 of ASCE 24, including as a required means of egress for dwelling units or for areas described in Item 2.2.1 of Section G304.1.2 required to be located at or above the design flood elevation, where such temporary stairs and ramps comply with Sections 1009 and 1010.

*Section BC G308.7.2 was added by: Local Law 109 of 2013 — Update #82. This law has an effective date of December 02, 2013.

Note: Section G308.5 will be added by future legislation.