Whatch yu trying to do start a roofers brawl asking a question like that.
Why do some people put roofs over walls.
Here are some tips for evaluating and repairing metal roofs.
A sod roof or turf roof is a traditional scandinavian type of green roof covered with sod on top of several layers of birch bark on gently sloping wooden roof boards.
The trusses are fist stacked on top of the walls either by hand or with a crane.
Asbestos removal can include sealing of asbestos disposing of asbestos safely vacuuming using a hepa vacuum system and spraying of asbestos sealer.
I d do that before i d put it across all the rafters.
Some older tile roofs are not restorable and do need to be replaced.
Gable trusses are used at the ends of the three rooflines.
Metal roofing pros and cons.
Ad if you want to get a professional opinion before you start any of this work you need to call in a residential structural engineer.
Some say almost never use firring strips or purlins except on metal frame roofs some like me say basically always some say only when placing it over existing shingles some hem and haw and say sometimes depending on conditions.
Roof edge framing and trim original rafters are extended but original roof deck sheathing cut back to be flush with the original wall sheathing.
Although metal roofs can be noisy ugly and hot they have some good points too.
The left hand side will provide a cathedral ceiling over the living room.
Since i intended to phase the work do the over roof first and then the walls later maybe a lot later the rafter extension approach was the one i went with.
Often supplying and installing a new colorbond or zincalume roof is the most economical way to resolve the problematic roof.
In the majority of the world it precipitates at least sometime during the year so people traditionally do sloped roofs because this way the water snow goes down by gravity there are some places where buildings does not need roof at all onl.