Difference between revisions of "ASM Membrane Gutter (Design Elements)"

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Difference between revisions of "ASM Membrane Gutter (Design Elements)"

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<big><big>Division D - Construction Details</big></big>
 
<big><big>Division D - Construction Details</big></big>
 
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<big><big><big><big><big>ASM | Membrane Gutter (Design Elements) ([[ASM_Roof_Systems_Standard#10.3.2.3. General Application Requirements for Perimeters and Walls | Article 10.3.2.3.]] and [[ASM_Roof_Systems_Standard#10.3.4.2. Eaves and Rake Edges | Article 10.3.4.2.]])</big></big></big></big></big>
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<big><big><big><big><big>ASM | Membrane Gutter (Design Elements) ([[ASM_Roof_Systems_Standard#11.1.4.3.._Membrane_Gutters | Article 11.1.4.3.]])</big></big></big></big></big>
 
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=== WORK INCLUDED ===
 
=== WORK INCLUDED ===
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;(1) '''Membranes''': Membranes must be installed to '''''RoofStar Guarantee Standards''''' and the manufacturer's printed instructions ({{hilite | NOTE: Fasteners shall be installed 4” or more above the maximum water line, and gutters must include a scupper overflow drain. || 2017-April-22 }}).  Also refer to [http://rpm.rcabc.org/index.php?title=RoofStar_Guarantee_Standards_for_Architectural_Sheet_Metal_(ASM)_Systems#Built-in_Gutters '''12.2 Built-in Gutters'''] in the '''''RoofStar Guarantee Standards for Architectural Sheet Metal (ASM) Systems'''''.  
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;(1) '''Membranes''': Membranes must be installed to '''''RoofStar Guarantee Standards''''' and the manufacturer's printed instructions ({{hilite | NOTE: Fasteners shall be installed 152.4 mm (6”) or more above the maximum water line, and gutters must include a scupper overflow drain. || 2017-April-22 }}).
 
;(2) '''Adhesion''': Membranes must be fully adhered, where exposed, and mechanically fastened at terminations 300 mm (12") o/c
 
;(2) '''Adhesion''': Membranes must be fully adhered, where exposed, and mechanically fastened at terminations 300 mm (12") o/c
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;(3) '''Height''': The minimum vertical sealed height above the maximum water level is 150 mm (6"). The membrane run up the slope will vary with roof pitch. Increase height in heavy snow regions.  Built-in gutter membranes can be extended to act as [http://rpm.rcabc.org/index.php?title=ASM_Roof_Systems_Standard#Eave_and_Valley_Protection_2  '''Eave and Valley Protection''']. Underlay or eave protection membrane must overlap built-in gutter membrane by a minimum of 200 mm (8") and be installed in shingle fashion (not shown for clarity).
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;(3) '''Height''': The minimum vertical sealed height above the maximum water level is 152.4 mm (6"). The membrane run up the slope will vary with roof pitch. Increase height in heavy snow regions.  Built-in gutter membranes can be extended to act as eave protection for the adjoining roof system. Underlay or eave protection membrane must overlap built-in gutter membrane by a minimum of 203.2 mm (8") and be installed in shingle fashion (not shown for clarity).
 
;(4) Metal cap flashing
 
;(4) Metal cap flashing
  

Latest revision as of 16:01, 18 March 2024



Division D - Construction Details

ASM | Membrane Gutter (Design Elements) ( Article 11.1.4.3.)

Notice to Reader
Images used in a Construction Detail are representative and not prescriptive, and are not necessarily drawn to scale. They are intended to support the related Standard (Ref. Division A, Article 2.2.1.2.).

The reader may link to the related Article in the detail title, or link to the Standard as it relates to a specific element in the detail. All hyperlinks are displayed blue text.

ASM Details

ASM 12.1.1 Built-in Gutter (Design).jpg

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Print Sheet


1 WORK INCLUDED

(1) Membranes
Membranes must be installed to RoofStar Guarantee Standards and the manufacturer's printed instructions (NOTE: Fasteners shall be installed 152.4 mm (6”) or more above the maximum water line, and gutters must include a scupper overflow drain.).
(2) Adhesion
Membranes must be fully adhered, where exposed, and mechanically fastened at terminations 300 mm (12") o/c
(3) Height
The minimum vertical sealed height above the maximum water level is 152.4 mm (6"). The membrane run up the slope will vary with roof pitch. Increase height in heavy snow regions. Built-in gutter membranes can be extended to act as eave protection for the adjoining roof system. Underlay or eave protection membrane must overlap built-in gutter membrane by a minimum of 203.2 mm (8") and be installed in shingle fashion (not shown for clarity).
(4) Metal cap flashing

2 RELATED WORK BY OTHERS

(A) Acceptable Deck
(B) Dimension
Dimensions of parapets, cants and water loading of gutters are variable and should be determined by design authority

NOTE: See the Standard for additional requirements.

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