Template:Part 3 (Waterproofing Roofs - SBS) - Revision history

James Klassen: /* General */

2021-11-12T18:08:19Z

‎General

James Klassen: /* {{hilite | Intent || 2021-October-30 }} */

2021-10-20T21:33:46Z

‎{{hilite | Intent || 2021-October-30 }}

James Klassen at 21:53, 13 April 2021

2021-04-13T21:53:12Z

James Klassen: /* General */

2021-04-13T15:22:11Z

‎General

James Klassen: /* Definitions */

2021-02-05T20:03:50Z

‎Definitions

James Klassen at 20:01, 5 February 2021

2021-02-05T20:01:55Z

Show changes

James Klassen: /* Definitions */

2020-12-07T19:21:40Z

‎Definitions

James Klassen: /* Definitions */

2020-12-07T19:15:45Z

‎Definitions

James Klassen: /* Definitions */

2020-12-07T19:12:18Z

‎Definitions

James Klassen: /* General */

2020-11-13T17:40:44Z

‎General

@@ Line 133: / Line 133: @@
 #The ''Design Authority'' is responsible for determining the proper securement of any ''overburden'' intended for placement on top of the roof platform.  For design, material and installation standards pertaining to roofs as platforms, refer in this ''Manual'' to '''Part 14 The ROOF as a PLATFORM'''.
 <div id="SECUREMENT_MATERIALS"></div>
 ==Materials==
 ===Material Substitutions in Tested Assemblies===

@@ Line 23: / Line 23: @@
 {{hilite | While the expansion of Part 4 addresses the calculation of dynamic wind loads experienced by a roof assembly, Part 5 (Environmental Separation) specifies how a roof system should be secured to resist ''Specified Wind Loads'' (see || 2021-October-30}} [http://free.bcpublications.ca/civix/document/id/public/bcbc2018/bcbc_2018dbp5s52 ''5.2 Loads and Procedures'']{{hilite |, ''5.2.2.2 Determination of Wind Load'')|| 2021-October-30 }}.
-{{hilite | Article 5.2.2.2 of the Code applies almost exclusively to ''Conventionally Insulated Roof Systems'' and is specifically oriented to sheet membrane roof systems.  While sheet membrane ''Conventionally Insulated Roof Systems'' are prolific and perhaps the most common type of waterproofing roof system, the Code offers little guidance for other roof types, including uninsulated roof systems, liquid membrane systems and systems insulated above the membrane (referred to as “inverted” or “protected”).  This Standard incorporates design and construction guidance, even where the Code appears to offer little or no support|| 2021-October-30 }}.
+{{hilite | Article 5.2.2.2 (Division B of the Code) applies almost exclusively to ''Conventionally Insulated Roof Systems'' and is specifically oriented to sheet membrane roof systems.  While sheet membrane ''Conventionally Insulated Roof Systems'' are prolific and perhaps the most common type of waterproofing roof system, the Code offers little guidance for other roof types, including uninsulated roof systems, liquid membrane systems and systems insulated above the membrane (referred to as “inverted” or “protected”).  This Standard incorporates design and construction guidance, even where the Code appears to offer little or no support|| 2021-October-30 }}.
 {{hilite | Proper securement of the roof system, to resist wind uplift loads, is good practice.  It also fulfills the design and construction objectives of the Code, to guard public safety, and it supports the design objectives of the '''''RoofStar Guarantee Program''''', to keep weather outside of the building.  In this Part, the reader will find explanatory notes and aids in the design and construction of a roof intended to be Code-compliant|| 2021-October-30 }}.

@@ Line 36: / Line 36: @@
 {{hilite | Consequently, neither the '''''RoofStar Guarantee Program''''' nor the ''Contractor'' will accept any responsibility for damage to, or failure of, a roof system caused by wind|| 2021-October-30 }}.
+<div id="WIND_DESIGN"></div>
 ===Design===
 {{hilite | Wind exerts tremendous forces on a ''roof system'', regardless of roof type.  While wind is commonly experienced as a “pushing” force, wind also generates “negative” (pulling or “uplift”) forces, particularly on flat roofs.  These powerful forces can, if the ''roof system'' is poorly secured to the building’s structural elements, detach a portion or all of a ''roof system'' from the building|| 2021-October-30 }}.
@@ Line 118: / Line 118: @@
 </li>
 </ol>
+<div id="WIND_DESIGN_BALLAST"></div>
 ====<big>Roofs with Ballast or Overburdens</big>====
 '''NOTE''': the reader must consult the Design and Application requirements in '''12.1 Protected and Modified Protected Membrane Roof Systems''', together with requirements in '''Part 14 THE ROOF as a PLATFORM''' (with respect to ''Vegetated Roof Systems'').
@@ Line 132: / Line 132: @@
 #''Modified Protected Membrane Roof Systems'' must be designed for wind resistance following the requirements for ''Modified Protected Membrane Roof Systems'' and ''Conventionally Insulated Systems''.
 #The ''Design Authority'' is responsible for determining the proper securement of any ''overburden'' intended for placement on top of the roof platform.  For design, material and installation standards pertaining to roofs as platforms, refer in this ''Manual'' to '''Part 14 The ROOF as a PLATFORM'''.
+<div id="SECUREMENT_MATERIALS"></div>
 ==Materials==
 ===Material Substitutions in Tested Assemblies===

@@ Line 80: / Line 80: @@
 <li>A ''Conventionally Insulated Systems'', and a ''Modified Protected Membrane Roof System'', constructed on a bare roof deck (new construction and replacement roofing) must be secured using
 <ol>
-<li>a ''Tested Assembly'' (see '''3.3.1.1 Tested Assemblies''').
+<li>a ''Tested Assembly'' (see '''3.3.3.1.1 Tested Assemblies''').
 <li>an ''Assembly with Proven Past Performance'' (see '''3.3.1.2 Roof Assemblies with Proven Past Performance''').
 <li>engineered methods and patterns (see 3.3.1.3; also refer to the ''British Columbia Building Code, Division B'', ''Part 4'' and ''Part 5'' together with the ANSI/SPRI WD-1 methodology referenced in the ''British Columbia Building Code, Division B, Part 5'', [https://free.bcpublications.ca/civix/document/id/public/bcbc2018/bcbc_2018dbp5n Notes to Part 5], A-5.2.2.2.(4).

@@ Line 13: / Line 13: @@
 :;''CSA Standard'': means the ''CSA Standard A123.21 Standard test method for the dynamic wind uplift resistance of membrane-roofing systems'' (latest edition).
 ;:
-:;''Ballast'': means material (typically gravel or pavers) used for securing a ''system''. Gravel or pavers are considered ''Overburden'' when they do not function as securement.
+:;''Ballast'': means material (typically gravel or pavers) used for securing a ''system''. Gravel or pavers are considered ''overburden'' when they do not function as securement.
 ;:
-:;''Overburden'': {{hilite | means any material, structure or item of equipment that is placed on top of a ''Waterproofing System''. Gravel or pavers constitute ''Overburden'' when they do not function as securement.|| 2021-October-30 }}.
+:;''Overburden'': {{hilite | means any material, structure or item of equipment that is placed on top of a ''waterproofing system''. Gravel or pavers constitute ''overburden'' when they do not function as securement.|| 2021-October-30 }}.
 ;:

@@ Line 15: / Line 15: @@
 :;''Ballast'': means material (typically gravel or pavers) used for securing the roof system. Gravel or pavers are considered ''Overburden'' when they do not serve to secure the ''roof system''.
 ;:
-:;''Overburden'': {{hilite | means any material, structure or item of equipment that is placed on top of the completed roof.  Gravel or pavers constitute ''Overburden'' when they do not serve to secure the ''roof system''.  See also '''14.1.1 Definitions'''|| 2021-October-30 }}.
+:;''Overburden'': {{hilite | means any material, structure or item of equipment that is placed on top of the ''Finished Waterproofing'' or ''Water-shedding System''.  Gravel or pavers are considered ''Overburden'' when they do not serve to secure the ''roof system''.|| 2021-October-30 }}.
 ;:

@@ Line 78: / Line 78: @@
 |}
 </li></ol>
-<li>A ''Conventionally Insulated Systems'', and a ''Modified Protected Membrane Roof System'', constructed on a bare roof deck (new construction and replacement roofing) must be secured using
+<li>A ''Conventionally Insulated System'', and a ''Modified Protected Membrane Roof System'', constructed on a bare roof deck (new construction and replacement roofing) must be secured using
 <ol>
 <li>a ''Tested Assembly'' (see '''3.3.1.1 Tested Assemblies''').