Tiling a roof.
Footfall on a s tile roof.
Concrete tile roofs are more economical with costs of 400 to 450 per square.
Damage may also be found around roof components that were installed after the tiles were installed such as satellite dishes and around components that require ongoing maintenance such as chimneys.
This article looks at topics in current roofing standards that are relevant to the roofer on site such as bs 5534.
The british standard code of practice for slating and tiling bs 8000 6.
To put it in simplest terms a basic asphalt shingle perhaps the most common roofing material in america will typically place a weight of less than 3 pounds per square foot on a roof.
A clay tile roof system can cost two to three times as much as an asphalt roofing system.
I took this videos and put them together through the installation of this light weight concrete tile boral flat tile weights less than 600 lbs.
Consider the impact of weight.
Interpreting roofing standards on site by john mercer.
Tiles have a flat smooth surface so they don t offer a lot of grip when you step on them.
Concrete tiles which are usually lighter than clay tiles can easily place over 10 pounds of weight per square foot on a roof.
I created this video during a tile installation some useful tips about tile installation.
Damage from footfall is most likely to be found on parts of the roof offering the easiest path of travel such as the valleys.
Wait until the tiles are completely dry before getting on your roof.
The results of mechanical damage to asphalt shingles includes mineral granule loss from the shingles leaks or simply shorter roof life.
This is offset though by the long life a tile roof will enjoy.
Slate tile requires a pitch of 4 12 or greater.
Once tiles get wet they become even slicker and could cause you to slip and fall.
Additionally if the climate can cause backups of water as ice under the eaves the tile requires at least two layers of underlayment cemented together.
This roof shingle damage diagnosis article describes the causes and effects of mechanical damage to shingles from a variety of sources.
Foot traffic tears punctures tool cuts or damage during shingle installation.
The young inventor calls his creation footfall harvesting.
In areas with high winds the underlayment must be attached with corrosion resistant fasteners according to manufacturer s instructions.