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Posted by Red Green on June 15, 2008, 8:32 am
server.satx.rr.com:
> Oren wrote:
>
>> wrote:
>>
>> > HeyBub wrote:
>> >
>> >> SteveB wrote:
>> >> > How to protect asphalt roof shingles came up at the /Trinity
>> Habitat >> > for Humanity/ meeting last night.
>> >> >
>> >> > After the roof is on, we have to send volunteers topside to
>> install >> > corbels, touch up paint, etc. Shoes on the shingles
>> frequently >> > damage the shingles, knocking off enough grit that
>> the inspector >> > requires replacement.
>> >> >
>> >> > Of course, the obvious answer is don't put the shingles on so
>> soon, >> > but that ain't gonna happen. The house has to be dried in,
>> and >> > theres always one more punch-list item up top. (Our motto
>> is, "We >> > do it right the last time.")
>> >> >
>> >> > Who has suggestions for how to protect asphalt shingles from
>> damage >> > by shoes in the Texas heat?
>> >>
>> >> What kind of damage? The roof is expected (I hope) to survive
>> decades >> of rain, hail, birds, branches, golf balls, cats,
>> raccoons, and (at >> Christmas) reindeer.
>> >>
>> >> Besides, assuming the roofers start at the edge and work up, if
>> they >> don't walk on the roof, how do they get down? Is this the
>> outside >> equivalent of painting ones self into a corner?
>> >
>> > Shingles are installed by a contractor early in the construction
>> > process to get the house "dried in" so water-sensitive work can
>> > start and inspections can start.
>> >
>> > It's cheaper to have a contractor put on the roof. The work is done
>> > in a day; it's done right; there's a warranty; and it's cheaper
>> > because our liability insurance rate goes down.
>> >
>> > Texas heat gets into the 90s by mid-morning. Sometimes it doesn't
>> > get _out_ of the 90s overnight. This causes the asphalt in the
>> > shingles to be soft and the granules to come loose easily if
>> > stepped on roughly. The contractors obviously know what they're
>> > doing. If they screw up the shingles, they have to replace them
>> > themselves.
>> >
>> > Because all work is done by volunteers (except for flatwork,
>> > roofing, wallboard, and licensed trades), expertise is lacking. I
>> > can only tell someone to walk lightly on the shingles; I can't
>> > stand by and make sure they do it.
>>
>> Why are they up there, on the shingles? Roofing is under contract,
>> right?
>>
>> I'm in the Mohave desert, at about triple digits this week, and people
>> are walking on asphalt shingles. I think the hype of lost grit is
>> over rated. Walk gently, my friend:)
>
> The volunteers are not doing roofing. They're installing trim and
> fixing punch-list items. There are _always_ lots of punch-list items.
> ("We do it right the last time.")
>
> As far as the shingles go, all I can tell you is that walking on them
> by people who aren't careful sometimes causes enough damage that the
> roof fails a final inspection. Besides, the rule for making punch-lists
> is, "How would you want it if it were your house?")
>
I've done some roofing backwards up the roof when it's very hot. Still
applying bottom to top but standing/squatting only above the new
shingles. I've also taken a hose up to cool an area when I must stand on
it. Pick up feet when turning. Not twisting on ball or heel of foot.
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