Typhoon Proof Roof Design

That is to say that conceptually the shed roof would be blown away and the main roof would stay intact.

Typhoon proof roof design.

The breakaway theory has therefore become less applicable to shed. 8 additionally with the roof and floors built using a radial truss array that allows any potential energy from sustained winds to disperse across the entire structure instead of building up in one area. To know more about roof check out this 6 roof ideas for your home. A 4 sided roof is more typhoon resistant because it gives wind less traction to pry the roof away a horrific phenomenon witnessed by people living in houses with two sided roofs during the storm.

In addition to stronger materials below the roof hurricane prone areas design the roofing system differently than buildings which are not in high risk areas. Once the roof is damaged or ripped off the interior of the entire house is exposed to wind rain and other matter. A gable end roof is generally cheaper to build but less wind resistant than a hip style roof. 6 7 the round design allows the wind to blow around the home reducing the build up of pressure on one side.

The pressures above show the upward wind pressure on the 3 main types of roof. This can be illustrated in the diagram below from the whole building design guide organisation. All of these issues must be taken care of before hurricane season hits. A round or multiple sided home is more resistant to hurricane strength winds.

Hip roofs with four slopes will perform better than gabled roofs with only two slopes. Even if you don t need a new roof completely they re certainly signs that an inspection is needed. How being proactive pays off. Roof overhangs are subject to wind uplift forces which could trigger a roof failure.

If you end up investing in a new metal roof resistant to hurricane damage you may reap more benefits than you initially realized. Here s how to build a hurricane resistant house not as expensive as you may think published tue may 21 2019 7 30 am edt updated fri may 31 2019 3 10 pm edt diana olick in dianaolick. For example you might find that the roofs in hurricane prone areas are multi sloped. To provide additional security for your roof install roof tie downs and anchors.

Hurricane hugo has proven the strength of the shed roof. Design guidelines for hurricane resistant buildings. The outer siding of your home also needs to be an approved hurricane resistant material. Hurricane resistant houses should use stronger plywood.

Perhaps the most vulnerable area of the house during typhoon is the roof. Many shed roofs of traditional design have survived the storm.