Flat Roof Balcony Construction Detail

Flat roof construction for residential.

Flat roof balcony construction detail.

When building a flat roof it is vital that a degree of falls is built into the construction to ensure rainwater run off. Careful detailing of membrane roofs at corners doorways and penetrations is critical for long term performance. The structural substrate of the flat roof. Insulated above the deck.

It must provide adequate protection against the elements keeping the buildings structure and interior dry. Installing balconies or terraces opens up the roof allowing you to take advantage of the open space available. Construction studies drawing detail showing how to draw a flat roof warm deck construction detail to a scale of 1 10 with a short introduction highlighting t. Others would treat even steeper pitches as flat roofs.

This article discusses rooftop deck construction details to avoid building leaks or rooftop deck safety hazards. Some key details for a leakproof rooftop deck are. A roof with a maximum slope of 10 from the horizontal. A flat roof must be strong durable and stable throughout its lifetime.

Flat roof types. Epdm is the best choice for most rooftop decks. The roof deck surface should sloped away from the house a minimum 1 8 inch per foot so the water will. Rooftop decks walk on roofs.

Photo by dave holbrook. A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal. The definition of a flat roof according to bs 6229 is having a pitch less than 10 o to the horizontal however some in the industry would consider up to 15 o as their definition of a flat roof. A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less.

Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. We include walk on roof surfaces roofing membrane to use below a rooftop deck and construction of rooftop deck railings and posts.