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The national risk of winter weather in the United States as of 2023.

The national risk of winter weather in the United States as of 2023.
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The number of days per year that the temperature exceeds 90°F is expected to increase throughout the contiguous U.S. when comparing mid-century (2036-2065) to near-present (1976-2005)

The number of days per year that the temperature exceeds 90°F is expected to increase throughout the contiguous U.S. when comparing mid-century (2036-2065) to near-present (1976-2005)
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The polyethylene ground cover in the crawlspace is continuous at interior posts and piers

The polyethylene ground cover in the crawlspace is continuous at interior posts and piers
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The post-and-pier foundation of this home failed in an earthquake

The post-and-pier foundation of this home failed in an earthquake
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The reverse block method for seismic retrofit bracing of a cripple wall uses a 2x4 attached to the sill plate to provide a means to attach the plywood cripple wall sheathing to the sill plate

The reverse block method for seismic retrofit bracing of a cripple wall uses a 2x4 attached to the sill plate to provide a means to attach the plywood cripple wall sheathing to the sill plate
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The universal retrofit foundation plate is used to connect the concrete foundation to the sill plate as part of a seismic retrofit

The universal retrofit foundation plate is used to connect the concrete foundation to the sill plate as part of a seismic retrofit
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The walls of this unreinforced masonry house crumbled in an earthquake.

The walls of this unreinforced masonry house crumbled in an earthquake.
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These State of California-approved seismic gas shutoff valves (also known as earthquake valves) are installed on the fuel line from the meter to the home to stop the flow of natural gas if the sensor detects ground movement above about 5.4 (Richter)

These State of California-approved seismic gas shutoff valves (also known as earthquake valves) are installed on the fuel line from the meter to the home to stop the flow of natural gas if the sensor detects ground movement above about 5.4 (Richter)
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This brick chimney was damaged during an earthquake.

This brick chimney was damaged during an earthquake.
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This builder employs good water runoff managementpractices to control sediment during construction and to ensure that stormwater drains away from the house after construction.

This builder employs good water runoff managementpractices to control sediment during construction and to ensure that stormwater drains away from the house after construction.
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This chimney was not adequately attached to the structure and fell away during an earthquake

This chimney was not adequately attached to the structure and fell away during an earthquake
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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 house design in the Hot-Humid climate uses a slab foundation, masonry walls, and an Exterior Insulation Finish System (EIFS) cladding.

This house design in the Hot-Humid climate uses a slab foundation, masonry walls, and an Exterior Insulation Finish System (EIFS) cladding.
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This house slid off its post-and-pier foundation in an earthquake.

This house slid off its post-and-pier foundation in an earthquake.
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This house wrap assembly can work in all climates except extreme cold.

This house wrap assembly can work in all climates except extreme cold.
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This map shows average annual precipitation across the United States, as of 2023.

This map shows average annual precipitation across the United States, as of 2023.
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This masonry chimney completely crumbled in an earthquake

This masonry chimney completely crumbled in an earthquake
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This State of California-approved seismic gas shutoff valve will stop the flow of natural gas from the meter into the home if significant seismic activity is detected.

This State of California-approved seismic gas shutoff valve will stop the flow of natural gas from the meter into the home if significant seismic activity is detected.
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This underground fuel tank is anchored to a concrete base to resist buoyancy forces

This underground fuel tank is anchored to a concrete base to resist buoyancy forces
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This wood-framed wall is connected with framing anchors, metal strapping and ties, and anchor bolts to secure the roof to the walls and walls to the foundation

This wood-framed wall is connected with framing anchors, metal strapping and ties, and anchor bolts to secure the roof to the walls and walls to the foundation
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Three different anchoring methods are shown for making the home more resistant to getting moved off its foundation in an earthquake.

Three different anchoring methods are shown for making the home more resistant to getting moved off its foundation in an earthquake.
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Three types of foundation walls: Stem-plus-wood stud cripple wall, reinforced concrete wall, and reinforced concrete block/masonry wall

Three types of foundation walls: Stem-plus-wood stud cripple wall, reinforced concrete wall, and reinforced concrete block/masonry wall
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Tips for Installing a Weather Resistive Barrier

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To increase a masonry-walled home’s resistance to seismic forces, solid wood blocking is added between the roof rafters, anchors are added to connect the brick wall to the rafters and floor joists, building diaphragms are added, foundation braced

To increase a masonry-walled home’s resistance to seismic forces, solid wood blocking is added between the roof rafters, anchors are added to connect the brick wall to the rafters and floor joists, building diaphragms are added, foundation braced