Coastal and Floodplain Questions from the IBC

In Exterior walls for buildings in flood hazard areas, exterior walls extending below the elevation required by 1612 shall be constructed with flood damage resistant material. Pressure Preservative wood used in Flood Resistant Construction shall be treated in accordance with ______________ for the species, product and end use using a preservative listed.

AWPA U1

Flood damage resistant wood that is pressure treated shall have been treated in accordance with the ________.

AWPA U1 for the species

Diaphragms Unblocked

A diaphragm that has edge nailing at supporting members only. Blocking between supporting structural members at panel edges is not included. Diaphragm panels are field nailed to supporting members.

Unless otherwise noted, required underlayment shall conform to ____________________________, __________, __________________________, ___________ or ______________________________

ASTM D 226 Type I ASTM D 4869 Type 1 ASTM D 6757

Piles shall comply with _______________

ASTM D 25

Round timber poles shall comply with _______________.

ASTM D 3200

Vinyl Siding shall be permitted on exterior walls located in the V(asd) if it complies with:

ASTM D 3679

Lumber, timber, plywood, piles and poles supporting permanent structures required by 2304.11 to be preservative treated shall conform to the requirements of the applicable _______________ and ___________ for the species, product, preservative and end use.

AWPA Standard U1 M4

Name 2 methods of protecting windows from wind born debris

1. Impact resistant windows 2. Approved covering

The ground immediately adjacent to the foundation shall be sloped away from the building at a slope of not less than _______ in __________ units horizontal (5% slope for a minimum distance of ___________ feet.

1 20 10

A single row of deep foundation elements without lateral bracing is permited for ______________________ and ____________________________________________________.

1 & 2 Family Dwellings Lightweight construction not exceeding two stories above grade plane if within the supported wall.

Minimum net ventilation openings shall not be less than ___________ for each __________

1 sf 150 sf

The bottom surface of step footings shall be permitted to have a slope not to exceed ____________ in _________ Units horizontal.+

1 unit 10 units

If a floodway analysis is required it must demonstrate that the proposed work will not increase the design flood elevation more than __________ at any point within the jurisdiction or the applicable governing authority

1'

Fiber Cement Lap Siding shall have a lapped minimum of:

1-1/4"

Concrete shall be assigned to exposure classes in accordance with the durability requirements of ACI 318 based on:

1. Exposure to freezing and thawing in moist conditions or deicer chemicals 2. Exposure to sulfates in water or soil 3. Exposure to water where the concrete is intended to have low permeability 4. Exposure to chlorides from deicing chemicals, salt saltwater, brackish water, seawater or spray from these sources, where the concrete has steel reinforcement.

Glazed openings within _____ of grade shall meet the large missile test of ASTM E 1996

30'

In a flood hazard area that is not subject to high velocity wave action, a registered design professional must submit _________________________________________.

1. the elevation of the lowest floor, including the basement 2. statement that the design will provide for equalization of hydrostatic flood forces in accordance with ASCE 24

In a flood hazard area subject to high velocity wave action, a registered design professional must submit _________________________________________.

1. the elevation of the lowest horizontal structural member 2. Construction Documents with a statement that it is designed according to the ASCE 24. All piles must resist floatation, collapse and lateral movement. 3. Breakaway walls designed to have a resistance of more than 20 psf.

The least dimension of the covering's openings shall be not be greater than

1/4"

Given a building that is located in an area where the V(ult) is 140 mph, what is the V(asd)?

108 mph

Fiber Cement Lap Siding shall have a maximum width of:

12"

The minimum depth of footings below the undisturbed ground surface shall be ________________ and the minimum width of a footing shall be ______________.

12" 12"

On graded sites, the top of any exterior foundation shall extend above the elevation of the street gutter at point of discharge or the inlet of an approved drainage device a minimum of ___________ inches plus _________.

12" 2%

Cast in place deep foundation elements without a permanent casing shall have a diameter of not less than ___________. The average length shall not exceed _______ times the average diameter.

12" 30

Given a building that is located in an area where the V(ult) is 160 mph, what is the V(asd)?

124 mph

Where the preservative-treated wood is used in enclosed locations where drying in service cannot readily occur, such wood shall be at a moisture content of _______________ or less before being covered with insulation, interior wall finish, floor coverings or other materials

19%

Given that you are going to build a house with a basement walls not exposed to weather in the state of Florida, what is the minimum specifed compressive strength of the concrete base on Table 1904.2 and Figure 1904.2. (See attachment)

2500 psi https://o.quizlet.com/0Zm6X.iDguOT0tRhft.Qqg_m.jpg

Given that you are going to build a house with a basement walls exposed to weather in the state of Michigan, what is the minimum specifed compressive strength of the concrete base on Table 1904.2 and Figure 1904.2. (See attachment)

3000 psi https://o.quizlet.com/0Zm6X.iDguOT0tRhft.Qqg_m.jpg

Fasteners for Underlayment that is applied in areas of high winds are to be applied along the overlap at a maximum spacing of ___________ inches.

36 Not the same in the Florida Building Code

According to the exceptions, Wood structural panels can be used on buildings where the mean height is _________ or less and the maximum V(asd) is ____________.

45' 140 mph

The maximum spacing of bolts in concrete or masonry is not more than _____________ apart.

6'

The minimum embedment of bolts in concrete or masonry is ______+________ .

7"

Wood structural panels used for protection of openings can be used by exception if they are a minimum of __________ thickness.

7/16"

Cast in place deep foundation elements with a permanent casing shall have a nominal outside diameter of not less than ___________.

8"

According to table 2304.9.1, Wood structural panels used for fastening the roof sheathing to framing shall be a minimum of ____________. (see notes) https://o.quizlet.com/n0cBQP9pm3pfoWCd4htyuQ_m.jpg

8d

Substantial Structural Damage

A condition where: 1. In any story, the vertical elements of the lateral forces resisting system have suffered damage. 2. The capacity of any vertical gravity load carrying component or any group of such components that supports more than 30 percent of the total area ..........

Collector

A horizontal diaphragm element parallel and in line with the applied force that collects and transfers diaphragm shear forces to the vertical elements of the lateral force resisting system and / or distributes forces within the diaphragm. (Also called a drag strut) I can be a Double Top Plate or a Bond Beam.

Diaphragm

A horizontal or sloped system acting to transmit lateral forces to the vertical-resisting elements. When the term diaphragm is used, it shal include horizontal bracing systems.

Exterior Wall Envelope

A system or assembly of exterior wall components, including exterior wall finish materials, that provides protection of the building structural members, including framing and sheathing materials, and conditioned interior space, from the detrimental effects of the exterior environment.

Shear Wall

A wall designed to resist lateral forces parallel to the plane of a wall. For Wood - Chapter 23. For Masonry Chapter 21.

In regard to durability requirements, concrete shall be assigned to exposure classes in accordance with the durability requirements of ______________________.

ACI 318

For buildings in the flood hazard areas the openings for the underfloor ventilation shall be deemed as meeting the flood opening requirements what code?

ASCE-24

The coated weights for zinc-coated fasteners shall be in accordance with ________________________

ASTM A 153

Fiber Cement Panels shall comply with the requirements of

ASTM C 1186 TYPE A

Flood Insurance Rate Map (FIRM)

An Official map of a community on which the Federal Emergency Management Agency (FEMA) has delineated both the special flood hazard areas and the risk premium zones applicable to the community.

Main Windforce-Resisting System

An assemblage of structural elements assigned to provide support and stability for the overall structure. The system generally receives wind loading from mor than one surface. (Floors, Walls, Roofs & Ceilings)

Foundation Pier

An isolated vertical foundation member whose horizontal dimensions measured at right angles to its thickness does not exceed three times its thickness and whose height is equal to or less than four times its thickness.

Equipment Platform

An unoccupied, elevated platform used exclusively for mechanical systems or industrial process equipment, including the associated elevated walkways, stars, alternating tread devices and ladders necessary to access the platform (See section 505.3)

Flood Damage-Resistant Materials

Any construction material capable of withstanding direct and prolonged contact with floodwaters without sustaining any damage that requires more than cosmetic repair.

Substantial Improvement

Any repair, reconstruction, rehabilitation, addition or improvement of a building or structure, the cost of which equals or exceeds 50% of the market value of the structure before the improvement or repair is started.

Flood Hazard Area Subject To High-Velocity Wave Action

Area within a flood hazard area that is subject to high-velocity wave action, and shown on a Flood Insurance Rate Map (FIRM) or other flood hazard map as Zone V, VO, VE or V1-30.

Wind-Borne Debris Region

Areas within hurricane-prone regions located: 1. Within 1 mile of the coastal mean height water line where the ultimate design wind speed, V(ult) is 130 mph (58m/s) or greater: or 2. In areas where the ultimate design wind speed is 140 mph (63.6 m/s) or greater

Private Garages and Carports

Classification U and not greater than 1000 sf or 1 story in height except as provided in 406.3.2

Where design flood elevations are not included in the flood hazard areas established in 1612.3, or where floodways are not designated, who has the authority to require further documentation?

Building Official

Utility and Miscellaneous Group U

Buildings and Structures of any accessory character and miscellaneous structures not classified in any specific occupancy. ex: Agricultural buildings, carports, garages............

Determination of wind loads shall be in accordance with _____________________________________________.

Chapter 26 to 30 of ASCE 7

The design and construction of building and structures located in flood hazard areas, including those subject to high-velocity wave action shall be in accordance with ___________________________ and with ____________________.

Chapter 5 of the ASCE 7 ASCE 24

Sawn Timber Wood poles shall be treated with AWPA U1

Commodity Specification A, Use Category 4B

Round Timber Wood poles shall be treated with AWPA U1

Commodity Specification B, Use Category 4B

Substantial Damage

Damage of any origin sustained by a structure whereby the cost of restoring the structure to its before-damaged condition would equal or exceed 50% of the market value of the structure before the damage occurred. (Replacement Cost New)

What systems cannot be attached to breakaway walls?

Electrical, Plumbing or Mechanical

Flood design data should include data from the ________.

FIRM Flood Insurance Rate Map

True or False: The building official shall not grant modifications to any provision required in flood hazard areas as established by Section 1612.

False

ASCE 24 focuses on

Flood

What is a FIRM?

Flood Insurance Rate Map

In Exterior walls for buildings in flood hazard areas, exterior walls extending below the elevation required by 1612 shall be constructed with flood damage resistant material. What decay resistant species would be allowed?

Heartwood of Redwood Black Locust Cedar

Fasteners including nuts and washers, in contact with preservative treated wood shall be _________________________________ __________________________________________________________________________________.

Hot dipped zinc-coated galvanized steel, stainless steel, silicone bronze or copper.

Storm Shelters are to be built in accordance to

ICC-500

Blocked Diaphragms

In light-framed construction, a diaphragm in which all sheathing edges not occurring on a framing member are supported on and fastened to blocking.

Area of Increase for more than 3000 sf of Group U

Is permitted provided each, 3000 sf area is separated by fire walls complying with section 706.

What is the minimum asphalt felt used in a Water-resistive barrier?

No. 15 asphalt felt, complying with ASTM D 226 or Type I felt or other approved materials.

What does V(asd) mean?

Nominal design wind speed (3 second gust), miles per hour where applicable.

According to the exceptions, Wood structural panels used for protection of openings can be used provided they are the correct thickness and they must be ____________ and _________________.

Precut Predrilled

Name some flood damage resistant woods.

Pressure Treated (AWPA U1), decay resistant hardwood of Redwood, Black Locust or Cedar

Decay Resistant Wood

Redwood, Cedar, Black Locust and Black Walnut

Residential Group R-3

Residential occupancies where the occupants are primarily permanent in nature and not classified as Group R1,R2, R4 or I, including: Building that do not contain more than 2 dwelling units.

Diaphragms can be

Roof plain, ceilings and floors

The land area subject to flood hazards and shown on a Flood Insurance Map or other flood hazard map as Zone A, AE, A1-30, A99, AR, AO, AH, V, VO, VE or V1-30 is called a _________________________

Special Flood Hazard Area or SFHA

Driven Deep Foundations require _____________________ be performed during installation as required by Table 1705.7.

Special Inspections

Floodway

The channel of the river, creek or other watercourse and the adjacent land areas that must be reserved in order to discharge the base flood without cumulatively increasing the water surface elevation more than the designated height.

Design Flood Elevation

The elevation of the "design flood" including wave height, relative to the datum specified on the community's legally designated flood hazard map. In areas designated as Zone AO, the design flood elevation shall be the elevation of the highest existing grade of the building's perimeter plus the depth number (in feet) specified on the flood hazard map.

Base Flood Elevation

The elevation of the base flood, including wave height, relative to the National Geodetic Vertical Datum (NGVD), North American Vertical Datum (NAVD) or other datum specified on the Flood Insurance Rate Map (FIRM).

Design Flood

The flood associated with the greater of the following 2 areas: 1. Area with a flood plain subject to a 1% or greater chance of flooding in any year; or 2. Area designated as a flood hazard area on a community's flood hazard map, or otherwise legally designated.

Base Flood

The flood having a 1% chance of being equaled or exceeded in a given year

Lowest Floor

The floor of the lowest enclosed area, including basement, but excluding any unfinished or flood resistant enclosure, usable soley for vehicle parking, building access or limited storage provided that such enclosure is not built so as to render the structure in violation of Section 1612.

Naturally Durable Wood

The heartwood of the following species except for the occasional piece with corner sapwood, provided 90 percent or more of the width of each side on which it occurs is heartwood. (Redwood, Cedar, Black locust and black walnut)

What does V(ult) mean?

Ultimate design wind speeds (3 second gust), miles per hour determined from Figures 1609A or 1609B or 1609C or ASCE 7.

Among other requirement Construction Documents must show the __________________________________.

Wind design data and Flood design data

Chapter 5 of the ASCE 7 focuses on ______________.

Wind loads

Pile caps shall be of reinforced concrete and shall include

all elements to which vertical deep foundation elements are connected, including grade beams and mats.

Of the items listed below which one is not one of the ACI 318 requirements. a. Exposure to sulfates in the water or soil. b. Exposure to water where the concrete is intended to have low permeability c. Exposure to wind d. Exposure to chlorides from deicing chemicals, salt, saltwater, brackish water, seawater or spray from these sources, where the concrete has steel reinforcement.

c. Exposure to wind

For buildings in the flood hazard areas subject to high velocity wave action as established in Section 1612.3 __________, _______________ and __________________ system components shall not be mounted on or penetrate through exterior walls that are designed to break away under flood loads.

electrical, mechanical Plumbing

Flood design data is required _______________________.

for buildings located in whole or in part in flood hazard areas

Where required, sheet metal clamps, ties or clips shall be formed of ____________________ or __________________ and not less than _______________ nominal thickness.

galvanized steel Other approved corrosion resistant material .040"

The approved ____________________________ and the construction documents prepared by the _________________________ shall be used to determine compliance.

geotechnical report registered design professionals

Glazed openings above 30' of grade shall meet the _____________________.

large missile test of ASTM E 1996

Columns and Post end connections shall be fastened to resist ______________ and ____________________ forces

lateral net induced uplift

Additions to any building shall comply with the requirements _____________________________________.

of this code for new construction

Alterations to any building shall comply with the requirements _____________________________________.

of this code for new construction

The exterior wall envelope shall be designed and constructed in such a manner as to ____________________________.

prevent the accumulation of water within the wall assembly by providing a water resistive barrier behind the exterior veneer

Where wall framing is members are not continuous from foundation sill to roof, the members shall be __________________________________________________________

secured to ensure a continuous load path.

Aggregate used as surfacing for roof covering and aggregate gravel

shall not be used as a roof covering in a hurricane prone region.

For buildings and structures in flood hazard areas established in Section 1612.3, any addition that constitutes substantial improvement of the existing structure shall comply with ________________________________________________________________.

the flood design requirement for new construction.

Deep foundation elements shall be braced ____________

to provide lateral stability in all directions

For buildings in flood hazard areas,...., exterior walls extending below the elevation required by Section 1612 shall be constructed _____________________________________________.

with flood-damage-resistant materials