ASM Eave Protection and Underlayment

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ASM Eave Protection and Underlayment



Division D - Construction Details


ASM | Eave Protection and Underlayment ( Article 8.3.2.1. and Article 8.3.2.3.)

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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.).

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ASM Details

ASM 8.1.1 Eave Protection and Underlayment.jpg

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Print Sheet

1 WORK INCLUDED

(1) Metal flashing underlayment/separation membrane
Required for metal flashings installed on wood substrates.
(2) Metal edge flashing
Installed to manufacturer's printed instructions.
(3) Ice and water protection
One ply of accepted self-adhered modified bituminous membrane.
(4) Underlayment
Proprietary underlayment installed perpendicular to the slope with 50 mm (2") minimum side laps and 100 mm (4") minimum end laps.
  • This application pertains only to slopes 1:3 (4" in 12") or greater. For slopes less than 1:3, see Construction Detail Eave Protection and Underlayment (Low Slopes).
  • Separation layer not shown for clarity.

2 RELATED WORK BY OTHERS

(A) Acceptable deck

NOTE: See the Standard for additional requirements.


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