To get free copies of FEMA's hurricane reports, call FEMA at (800) 480-2520.
FEMA 424 can be downloaded from www.fema.gov/fima/rmsp424.shtm. (Chapter 6 pertains to wind.)
Photos courtesy of FEMA.
Temporary roof on a hospital
Aggregate from the hospital's BUR systems broke several intensive-care unit windows.
A substantial amount of water entered the school where this poorly
attached gooseneck failed.
A substantial amount of water entered this medical office building
where the heating, ventilating and air-conditioning unit was blown from the roof.
Two of the fans lost their cowlings; the walkway pad was blown away;
and the lightning-protection system conductors became loose and punctured the membrane.
Because the gutter hangars did not provide uplift resistance, the
gutters lifted and caused a progressive lifting and peeling of the
This new asphalt shingle roof was damaged in this area, and it lost
most of the shingles on the backside of the residence.
Although the nails were placed too high and one nail was missing, the
tabs were blown away because they were inadequately bonded.
The overlying hip shingle was only bonded in a small area on the left
side of the hip line.
The vertical lines of missing tabs are indicative of racking installation.
5-V crimp metal panel with closely spaced rake screws
Minor damage to hip, ridge and eave tiles was common in lower wind
This new mechanically attached tile roof lost several tiles.
Poor application of foam adhesive