Flat Roof Gravel Stop Detail

A built up roof bur sometimes called a tar and gravel roof is a tried and true style of flat roof.

Flat roof gravel stop detail.

Its main function is keep water and gravel from washing away from the edge of a building structure. Membrane coated roof flange enables welding a separate skirt to both the flange and the installed roof membrane to provide a watertight seal. Scupper at raised roof curb. A version utilizing uncoated metal roof flanges is available for use in an epdm roofing system.

It features an angled bend at the top known as the gravel stop. What is a gravel stop. The off the rack alternative to custom flashing is a galvanized drip edge specially made for flat roofs. On the face and 6 o c.

The gravel stop provides an architectural visually attractive termination with a canted edge. This detail illustrates the installation of a scupper through a raised roof curb with a gravel stop. Built up roofs or burs also called a tar and gravel roof are a style of flat roof. Fha gravel stop 1 2 rise 26 ga galv brown.

Face x 6 in. 3 x 6 in. A gravel stop is a metal edge that features an angled bend at the top. Called a gravel stop it works on any kind of flat roof and comes in many colors.

This type of edge metal is designed for installation on flat rubber roofs with gravel. Fha gravel stop metal with drip edge 3 in. Gravel to protect built up roofs. The lower edge of the fascia locks into a continuous edge strip and is formed into a drip with a 3 4 lock.

This detail shows a gravel stop installed on a wood curb but set back from the fascia face. Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long. Gravel stop is offered in a wide variety of materials gauges and colors. It is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat.

All joints of the scupper should be soldered. Top x 10 feet with 1 2 inch rise and 1 4 inch drip kick on face 26 gauge galvanized with brown finish. The gravel stop system incorporates a standard 3 deep 90 roof flange that easily accepts stripped in. The gravel stop system includes a continuous 22 ga steel cleat with roof flange for easier installation and proper location and is pre punched with slotted fastener holes.

There are different types and weights of gravel used on flat roofs for these purposes. Dynaclad edge gravel stop system incorporates the same continuous 22 ga steel or 040 aluminum cleat for ease of installation and proper positioning and is pre punched with fastener holes 12 o c. There are two sheets a gravel stop and a fascia joined on the curb by a standing seam.