2018 International Building Code (IBC – General) - Roofing 

Roofing TAC 

IBC-Roofing Code Change No	IBC-Roofing Section	Change Summary b/t 2015 IBC and 2018 IBC. Roofing.	Change Summary b/t 2017 FBC and 2018 IBC. Roofing.	Staff comments	
					
G180-15	406.7.2, TABLE 601, 603.1, 705.2.3, 803.3, 803.13.3, 1406.3, [BG] 1510.2.5, [BG] 1510.3,
3105.3, D102.2.8, 803.1	Revises sections 406.7.2, TABLE 601, 603.1, 705.2.3, 803.3, 803.13.3, 1406.3, [BG] 1510.2.5, [BG] 1510.3, 3105.3, D102.2.8, 803.1 to reorganize current heavy timber provisions.

Cost Impact: Will not increase the cost of construction. Since this is a reorganization of existing requirements, not the creation of new requirements, this code change will not increase the cost of construction.	Same as change between 2015 IBC and 2018 IBC		
     TAC Action

     Accommodate Florida Specific Need:
     YES (Select Criteria)                                                     NO: 

 

     a.  b.  c.      d.  e.  f. 

     Others (Explain):	Commission Action

Accommodate Florida Specific Need:

YES (Select Criteria)                                                               NO: 

 

a.  b.  c.      d.  e.  f. 
Others (Explain):	
    	
TAC	
Cmsn.	

       No Action Needed 	

	

	

  Overlapping provisions     	

	

	

	

	
G14-16 Part I	IBC: 202	Revises section 202 definition “[BS] Roof assembly (for application in chapter 15 only” to clarify and make corrections in the definition The code change was further modified by the Committee.  The modification removes some of the proposed wording that was not needed and clarifies that underlayment can be included in the roof assembly but it not a requirement of all roof assemblies.

Cost Impact: Will not increase the cost of construction. This is a clarification of a definition and does not add any additional restrictions or requirements.	Same as change between 2015 IBC and 2018 IBC		
     TAC Action

     Accommodate Florida Specific Need:
     YES (Select Criteria)                                                     NO: 

 

     a.  b.  c.      d.  e.  f. 

     Others (Explain):	Commission Action

Accommodate Florida Specific Need:

YES (Select Criteria)                                                               NO: 

 

a.  b.  c.      d.  e.  f. 
Others (Explain):	
    	
TAC	
Cmsn.	

       No Action Needed 	

	

	

  Overlapping provisions     	

	

	

	

	
G19-16 Part I	IBC: 202	Revises section 202 definition “[BS] Underlayment” to clarify and make corrections in the definition.  The code change was further modified by the Committee.  The modification removes some of the proposed wording that was not needed and clarifies that underlayment can be included in the roof assembly but it not a requirement of all roof assemblies.

Cost Impact: Will not increase the cost of construction. This is a clarification of a definition and does not add any additional restrictions or requirements.	Same as change between 2015 IBC and 2018 IBC		
     TAC Action

     Accommodate Florida Specific Need:
     YES (Select Criteria)                                                     NO: 

 

     a.  b.  c.      d.  e.  f. 

     Others (Explain):	Commission Action

Accommodate Florida Specific Need:

YES (Select Criteria)                                                               NO: 

 

a.  b.  c.      d.  e.  f. 
Others (Explain):	
    	
TAC	
Cmsn.	

       No Action Needed 	

	

	

  Overlapping provisions     	

	

	

	

	
G22-15	304.2,
 308.2, 
310.2, 
402.2, 
406.2, 
410.2, 
411.2, 
412.2, 
423.2, 
502.1, 
702.1, 
802.1, 
902.1,
1002.1, 1102.1, 1202.1, 1402.1, 1502.1, 
1602, 1
602.1, 
1609.2, 1612.2, 1613.2, 1615.2, 1702.1, 1802.1,
2102.1, 2202.1, 2302.1, 2402.1, 2502.1, 2602.1, 3102.2, 3105.2, 3110.2, 404.1.1, 408.1.1, 722.1.1, [F]
307.2, [F] 415.2, [F] 421.2	Revises sections 304.2, 308.2, 310.2,  402.2,  406.2, 410.2, 411.2, 412.2, 423.2, 502.1, 702.1, 
802.1, 902.1, 1002.1, 1102.1, 1202.1, 1402.1, 1502.1, 1602, 1602.1, 1609.2, 1612.2, 1613.2, 1615.2, 1702.1, 1802.1, 2102.1, 2202.1, 2402.1, 2502.1, 2602.1, 3102.2, 3105.2, 3110.2, 404.1.1, 408.1.1, 722.1.1, [F] 307.2, [F] 415.2,  [F] 421.2 “Definition” and revises section 2302.1 “General”
to delete the definitions sections from all the chapters except Chapter 2.  The code change was further modified by public comment to make sleeping accommodations a mandatory feature of a sleeping unit.

Cost Impact: Will not increase the cost of construction. The proposal is purely editorial in nature and will have no impact on actual construction.	Same as change between 2015 IBC and 2018 IBC		
     TAC Action

     Accommodate Florida Specific Need:
     YES (Select Criteria)                                                     NO: 

 

     a.  b.  c.      d.  e.  f. 

     Others (Explain):	Commission Action

Accommodate Florida Specific Need:

YES (Select Criteria)                                                               NO: 

 

a.  b.  c.      d.  e.  f. 
Others (Explain):	
    	
TAC	
Cmsn.	

       No Action Needed 	

	

	

  Overlapping provisions     	

	

	

	

	
G24-16	202	Revises section 202 definition “Vegetative roof” revise the definition of "vegetative roof" so that it correlates with ASTM D1079.

Cost Impact: Will not increase the cost of construction. The proposed change is a clarification and does not change the stringency of existing code requirements so the cost of construction will be unchanged.	Same as change between 2015 IBC and 2018 IBC		
     TAC Action

     Accommodate Florida Specific Need:
     YES (Select Criteria)                                                     NO: 

 

     a.  b.  c.      d.  e.  f. 

     Others (Explain):	Commission Action

Accommodate Florida Specific Need:

YES (Select Criteria)                                                               NO: 

 

a.  b.  c.      d.  e.  f. 
Others (Explain):	
    	
TAC	
Cmsn.	

       No Action Needed 	

	

	

  Overlapping provisions