ASh 9.1.1 Shingle Application (All Slopes)

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ASh 9.1.1 Shingle Application (All Slopes)

Division D - Construction Details

ASh 9.1.1 Shingle Application (All Slopes)

Notice to Reader
Images used in a Construction Detail are representative and not prescriptive. Nor are they necessarily drawn to scale. Rather, they are provided to visually convey the requirements of the Standard they represent. Unless otherwise required by the Standard, dimensions, the selection of materials and their application remains the responsibility of the Design Authority.

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Asphalt Shingle Details

Applicable to slopes 1:3 (4" in 12") and greater.


(1) Eave Protection
One ply of self-adhered modified bituminous underlayment material or other acceptable eaves protection. Lap 75 mm (3") minimum on sides and 150 mm (6") minimum on ends.
(2) Underlayment
Minimum one ply of No. 15 non-perforated asphalt saturated felt or accepted eaves protection. Overlap 50 mm (2") minimum on side laps and 150 mm (6") minimum on end laps.
(3) Edge Metal Flashing
Required for all eave and rake edges.
(4) Starter Course
Standard strip, laminated or architectural shingle starter course consists of proprietary starter shingles or (in the case of strip shingles) the same type shingles used in the field. Install according to requirements in Subsection 9.3.1 General, together with the Manufacturer's printed application instructions.
(5) Standard Strip, Laminated or Architectural Shingles
Applied as recommended by manufacturer.
(6) Nailing
See the requirements in Section 3.3 Application.


(A) Acceptable Deck

NOTE: See the Standard for additional requirements.

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