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This concrete block foundation cracked due to lack of steel rebar reinforcement.

This concrete block foundation cracked due to lack of steel rebar reinforcement.
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This enclosed foundation has been undermined by erosion and scouring from coastal floodwaters.

This enclosed foundation has been undermined by erosion and scouring from coastal floodwaters.
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This flood-resistant exterior wall with brick or fiber-cement siding will limit moisture damage in exterior walls.

This flood-resistant exterior wall with brick or fiber-cement siding will limit moisture damage in exterior walls.
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This flood-resistant masonry wall design with metal framing and rigid foam insulation will limit moisture damage in exterior walls.

This flood-resistant masonry wall design with metal framing and rigid foam insulation will limit moisture damage in exterior walls.
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This floor assembly above a vented crawlspace controls vapor and heat transmission by using foil-faced isocyanurate rigid foam insulation installed underneath the floor joists and fiberglass insulation in the floor joist cavities

This floor assembly above a vented crawlspace controls vapor and heat transmission by using foil-faced isocyanurate rigid foam insulation installed underneath the floor joists and fiberglass insulation in the floor joist cavities
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This fuel tank sits at grade but is anchored through its concrete base to the ground beneath with helical earth anchors

This fuel tank sits at grade but is anchored through its concrete base to the ground beneath with helical earth anchors
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This garage door was blown from its track by positive wind pressure and adhesive-set roof tiles were pulled up but the windows were protected by roll-up shutters from the 140 to 160 mph hurricane winds.

This garage door was blown from its track by positive wind pressure and adhesive-set roof tiles were pulled up but the windows were protected by roll-up shutters from the 140 to 160 mph hurricane winds.
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This gasoline tank collapsed due to pressure from flood waters during Hurricane Katrina, 2005, Biloxi, MS.

This gasoline tank collapsed due to pressure from flood waters during Hurricane Katrina, 2005, Biloxi, MS.
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This gasoline tank was lifted out of the ground by the buoyant forces of flood waters in the Iowa flood of 2008.

This gasoline tank was lifted out of the ground by the buoyant forces of flood waters in the Iowa flood of 2008.
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This hip-roofed home survived high winds with little to no damage.

This hip-roofed home survived high winds with little to no damage.
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This home constructed in a V Zone in Bolivar Peninsula, Texas, had the bottom beam of the lowest floor at the BFE (dashed line) but the estimated wave crest during Hurricane Ike was 3 to 4 feet higher (solid line).

This home constructed in a V Zone in Bolivar Peninsula, Texas, had the bottom beam of the lowest floor at the BFE (dashed line) but the estimated wave crest during Hurricane Ike was 3 to 4 feet higher (solid line).
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This home has heat loss through the roof, leading to ice dam formation and structural issues during winter months.

This home has heat loss through the roof, leading to ice dam formation and structural issues during winter months.
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This home was elevated above the Design Flood Elevation and the pre-existing first story became the second story.

This home was elevated above the Design Flood Elevation and the pre-existing first story became the second story.
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This home was hit by wind-borne debris including asphalt shingles blown off neighboring homes, in 140 to 150 mph hurricane winds.

This home was hit by wind-borne debris including asphalt shingles blown off neighboring homes, in 140 to 150 mph hurricane winds.
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This home was incorrectly sited and supported too near a slope consisting of unstable soils.

This home was incorrectly sited and supported too near a slope consisting of unstable soils.
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This left-to-right sequence shows the method of wall extension to flood-proof a masonry house on a slab foundation. Here the new, raised floor is wood-framed over a wet-floodproofed crawlspace, but using fill to create a new raised slab is also an option.

This left-to-right sequence shows the method of wall extension to flood-proof a masonry house on a slab foundation. Here the new, raised floor is wood-framed over a wet-floodproofed crawlspace, but using fill to create a new raised slab is also an option.
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This poured concrete foundation failed due to use of incorrect concrete mix.

This poured concrete foundation failed due to use of incorrect concrete mix.
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This raised-slab CMU and brick foundation includes flood-resistant features such as a sloped grade, capillary break under the slab (gravel or sand), vapor barrier under the slab (polyethylene sheet), and capillary break at the top of the foundation wall

This raised-slab CMU and brick foundation includes flood-resistant features such as a sloped grade, capillary break under the slab (gravel or sand), vapor barrier under the slab (polyethylene sheet), and capillary break at the top of the foundation wall
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This raised-slab poured concrete foundation includes flood-resistant features such as a sloped grade, capillary break under the slab (gravel or sand), vapor retarder under the slab (rigid insulation), and capillary break at the top of the foundation wall

This raised-slab poured concrete foundation includes flood-resistant features such as a sloped grade, capillary break under the slab (gravel or sand), vapor retarder under the slab (rigid insulation), and capillary break at the top of the foundation wall
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This reinforced concrete apartment building with exterior roof access in Minamisanriku, Japan, was designated as a vertical evacuation refuge during tsunamis; 44 people survived the 2011 Tohoku tsunami on the fenced roof

This reinforced concrete apartment building with exterior roof access in Minamisanriku, Japan, was designated as a vertical evacuation refuge during tsunamis; 44 people survived the 2011 Tohoku tsunami on the fenced roof
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This swale and berm slow the flow of stormwater across a site to minimize erosion.

This swale and berm slow the flow of stormwater across a site to minimize erosion.
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This synthetic stucco (EIFS) siding which was installed over EPS that was adhered to gypsum board failed in high winds when the gypsum board pulled over the fasteners that mechanically attached it to the studs.

This synthetic stucco (EIFS) siding which was installed over EPS that was adhered to gypsum board failed in high winds when the gypsum board pulled over the fasteners that mechanically attached it to the studs.
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This thermal image of an interior storm window shows how much temperature change occurs between the interior storm window panel on the right, at 50F and the existing glass on left at approximately 0F

This thermal image of an interior storm window shows how much temperature change occurs between the interior storm window panel on the right, at 50F and the existing glass on left at approximately 0F
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This underground storage tank in Rockaway River, NJ was lifted out of the ground by the buoyant force of flood waters

This underground storage tank in Rockaway River, NJ was lifted out of the ground by the buoyant force of flood waters