InterNACHI Certified Wind Mitigation Inspector

Which Florida form does the InterNACHI Certified Wind Mitigation Inspector course train inspectors to complete?

• AFlorida Form 1040-WM
• BOIR-B1-1802 Uniform Mitigation Verification Inspection Form
• CFBC-WIND-2026 Inspection Form
• DDBPR HI-WMC Inspection Form

How many primary inspection sections (questions) are on the OIR-B1-1802 form that determine wind mitigation credit?

• AFive
• BSeven
• CTen
• DTwelve

Which two Florida counties make up the High-Velocity Hurricane Zone (HVHZ) under the Florida Building Code?

• AMiami-Dade and Broward
• BMonroe and Collier
• CPalm Beach and Martin
• DLee and Charlotte

The first edition of the Florida Building Code (FBC) was adopted statewide and took effect in what year, a date central to the OIR-B1-1802 'Building Code' question?

• A1992
• B1998
• C2001
• D2006

For non-HVHZ homes, the OIR-B1-1802 'Building Code' question generally distinguishes structures permitted before what date from those permitted on or after that date?

• AJanuary 1, 1995
• BMarch 1, 2002
• COctober 1, 2007
• DJuly 1, 2020

Inside the HVHZ (Miami-Dade and Broward), the OIR-B1-1802 'Building Code' question uses an earlier permitting threshold than the rest of the state because:

• AHVHZ counties had stricter wind codes in place under the South Florida Building Code (SFB…
• BHVHZ counties adopted the IRC two decades before Florida did
• CFederal wind code applies to HVHZ counties and bypasses state code
• DHVHZ counties have no permitting requirements before 2001

Which event most directly drove Florida to overhaul its wind-resistance building codes in the 1990s?

• AHurricane Hugo (1989)
• BHurricane Andrew (1992)
• CHurricane Charley (2004)
• DHurricane Wilma (2005)

Per the OIR-B1-1802, what document or evidence is the BEST primary source for confirming the year a home was permitted for original construction?

• ARealtor MLS listing
• BProperty appraiser/tax record
• COriginal building permit and/or local jurisdiction permit records
• DOwner verbal statement

An HVHZ home was permitted on March 15, 1994. Under the OIR-B1-1802, what is the inspector likely to record for Question 1 (Building Code)?

• ABuilt in compliance with the FBC and SFBC requirements (HVHZ post-9/1/1994 threshold)
• BNot built to the modern code
• CBuilt to the 2017 FBC
• DUnknown - cannot be determined

Which agency publishes and maintains the Florida Building Code?

• AFlorida Office of Insurance Regulation (OIR)
• BFlorida Building Commission under DBPR
• CU.S. Department of Housing and Urban Development
• DInternational Code Council exclusively

Which of the following is FALSE regarding the OIR-B1-1802 Building Code section?

• AGarages, screen enclosures, and post-construction additions may use a different permit da…
• BMobile/manufactured homes are inspected using the same questions as site-built homes
• CIf the main dwelling and a major addition have different permit dates, the OLDER date gen…
• DAn unpermitted addition can disqualify a building code credit

Which Florida regulatory body approved the InterNACHI Wind Mitigation Inspection Course for continuing education credit?

• AFlorida OIR
• BFlorida DBPR (Department of Business and Professional Regulation)
• CFEMA Region IV
• DASCE Florida Section

Under Florida law, the OIR-B1-1802 form must be signed by a qualified inspector. Which of the following is NOT generally authorized to sign the form?

• AA Florida-licensed home inspector
• BA Florida-licensed building contractor or general contractor
• CA Florida-licensed cosmetologist
• DA Florida-licensed professional engineer

Which design wind speed is broadly associated with the HVHZ region under modern Florida Building Code Risk Category II residential design?

• A100 mph
• B130 mph
• C150 mph
• D175 mph or greater

What is the typical validity period for an OIR-B1-1802 wind mitigation inspection submitted to a Florida insurer?

• A1 year
• B5 years
• C10 years
• DLifetime of the structure

Which of the following is the BEST description of the relationship between the OIR-B1-1802 and the Florida Building Code?

• AThe OIR-B1-1802 replaces the FBC for residential construction
• BThe FBC sets construction standards; the OIR-B1-1802 documents which of those standards a…
• CBoth documents are issued by the same agency
• DThe OIR-B1-1802 is an enforcement code; the FBC is voluntary

On the OIR-B1-1802, what percentage of total roof perimeter may be 'non-hip' features for a roof to qualify as a Hip Roof?

• A10% or less
• B25% or less
• C50% or less
• DAny percentage as long as the largest plane is hipped

A home has a primarily hip-roofed main body, but a 12% (by perimeter) gable-end addition. How is the roof classified on the OIR-B1-1802?

• AHip Roof
• BGable Roof
• COther
• DFlat Roof

Which of the following best defines a hip roof?

• AA roof with vertical end walls extending to the ridge
• BA roof with slopes on all four sides meeting at hips or a ridge, with no vertical gable e…
• CA roof with a single slope to one side
• DA roof with a low slope of less than 2:12

Why do hip roofs generally perform better than gable roofs in hurricane-force winds?

• AHip roofs are always heavier
• BHip roofs have sloped surfaces on all sides, reducing uplift pressures and eliminating th…
• CHip roofs always use stronger materials
• DHip roofs have shorter rafters

How is the total roof perimeter measured when calculating the hip-roof 10% rule?

• AOnly the eaves are counted
• BOnly the ridges are counted
• CThe total length of all eave lines around the entire roof system is measured
• DThe square footage of the attic floor is used

A small dormer with 8 feet of gable-end wall sits on an otherwise pure hip roof with a total perimeter of 200 feet. Does this disqualify the home from the hip-roof category?

• AYes - any non-hip feature disqualifies
• BNo - 8 feet is 4% of perimeter, which is within the 10% allowance
• CNo - dormers are exempt from the rule
• DYes - dormers always require their own form

How is a roof with a single sloped plane (e.g., a shed roof) classified on the OIR-B1-1802?

• AHip Roof
• BGable Roof
• CFlat Roof
• DOther

Which roof slope range is generally treated as 'Flat Roof' for OIR-B1-1802 purposes?

• ALess than 2:12
• BLess than 6:12
• CLess than 12:12
• DAll slopes greater than 4:12

If a home has a pure mansard roof, how is it most accurately classified on the OIR-B1-1802?

• AHip Roof
• BGable Roof
• COther
• DFlat Roof

Which inspection method is preferred for determining roof shape on the OIR-B1-1802?

• AAerial/satellite photography only
• BDirect visual observation from the ground combined with attic and roof-edge inspection
• COwner statement
• DTax appraiser sketches alone

When measuring non-hip features, which of the following counts toward the non-hip percentage?

• AA small chimney chase
• BA pop-up gable above a porch
• CA skylight curb
• DA roof vent

If different sections of the roof system have different shapes (e.g., a hip main and a gable wing), how does the form treat the analysis?

• AEach section is rated separately and the home gets a blended discount
• BThe entire roof system is evaluated together using the 10% rule
• COnly the largest section determines the classification
• DThe least wind-resistant section governs without measurement

Why does the OIR-B1-1802 award no Hip Roof credit if non-hip features exceed 10% of perimeter?

• ABecause shingles aren't rated for gable ends
• BBecause at higher non-hip percentages the wind-uplift advantage of the hip geometry is su…
• CBecause the cost of inspection rises
• DBecause insurance carriers cannot bind policies

Which of the following best describes a 'gable' for OIR-B1-1802 purposes?

• AAny triangular roof shape regardless of orientation
• BA vertical end wall, triangular in shape, formed where two roof slopes meet at a ridge
• CAny roof projection over a porch
• DA roof valley

On the OIR-B1-1802, Roof Cover (Question 2) primarily classifies coverings as:

• AFBC equivalent or Non-FBC equivalent (with date and product approval considerations)
• BHeavy or light
• CReflective or non-reflective
• DAsphalt or non-asphalt

Which of the following roof cover materials may qualify as FBC-equivalent when installed under proper permits and product approvals?

• AAsphalt shingles
• BConcrete tile
• CMetal panel roofing
• DAll of the above

What is a Miami-Dade NOA?

• ANotice of Authorization for a contractor
• BNotice of Acceptance documenting that a roofing product passed HVHZ testing protocols (e.…
• CNotice of Address for product manufacturers
• DA Florida driver's license endorsement

What does a 'Florida Product Approval' (FL #) signify on the OIR-B1-1802?

• AA product has been registered with the Florida Building Commission and meets specified st…
• BA product is on sale in Florida
• CA product is energy-efficient
• DA product is hurricane-proof and exempt from inspection

For non-HVHZ properties, the OIR-B1-1802 Roof Covering 'FBC equivalent' option requires permits or documentation indicating the roof covering was installed:

• AAny time after the home was built
• BBefore 2001
• COn or after the relevant 2001 FBC effective date with proper product approval documentati…
• DBy the original homeowner

An inspector cannot find product approval documentation and cannot verify roof cover meets FBC. How should the form be marked?

• AMark FBC equivalent and note 'unverified'
• BMark Non-FBC equivalent (or 'No Information Provided/Unknown' per current form)
• CSkip the question
• DMark whichever option the homeowner prefers

Reinforced concrete roof decks under the OIR-B1-1802 are typically treated as:

• ARoof cover (Question 2) only
• BA roof cover and deck attachment category that effectively meets the highest performance,…
• CExempt from the form
• DEquivalent to wood deck attachment Type A

Which document type would be ACCEPTABLE evidence that a roof was reroofed under permit after the relevant FBC date?

• ARoofing contractor's marketing brochure
• BFinal building permit closeout/inspection record from the local jurisdiction
• CPhoto of installed shingles
• DInternet review of the roofing company

For a home in Broward County (HVHZ), the roof covering credit on the OIR-B1-1802 requires the roof system to have been installed and to meet which standard?

• APermitted on or after September 1, 1994 with appropriate HVHZ product approvals
• BPermitted any time with no documentation
• CPermitted on or after January 1, 2002 statewide
• DPermitted before 1992

Which of the following is NOT a valid use of a Florida Product Approval number when documenting roof cover?

• AConfirming the product was tested to FBC standards
• BLooking up the manufacturer and product details on the state product approval site
• CProving the product was installed by a licensed contractor
• DConfirming the wind ratings on the product

A clay tile roof installed in 2018 under a permitted reroof with a current Florida Product Approval would generally be classified as:

• ANon-FBC equivalent
• BFBC equivalent
• COther roof cover
• DNot classifiable on the OIR-B1-1802

An older home has multiple roof coverings (e.g., asphalt shingle main + flat membrane porch). How does the inspector mark Question 2?

• AThe dominant covering by area is recorded; alternatives may be noted in comments
• BOnly the porch covering is recorded
• CThe newest covering is always selected
• DAll coverings receive separate full credit

Which of the following BEST describes the OIR-B1-1802 approach when only PART of the roof has documentation supporting FBC equivalent?

• APartial credit is given on a percentage basis
• BThe least-documented portion of the roof generally controls; partial FBC equivalence does…
• CThe owner chooses which section is rated
• DThe newest section governs

Which type of metal roofing system, when properly permitted, is commonly used for hurricane-resistant installations in Florida?

• ASteel standing seam with rated clips and fasteners per Florida Product Approval
• BUngalvanized stamped tin
• CDecorative copper flashing only
• DPainted aluminum awning panels

On the OIR-B1-1802 Roof Cover question, which detail must the inspector typically record?

• APermit number or application date, product manufacturer, and Florida Product Approval/NOA…
• BColor and brand of paint on the eaves
• CYear of the homeowner's car
• DType of attic insulation

Question 3 on the OIR-B1-1802 (Roof Deck Attachment) is concerned with what physical aspect of the roof system?

• AHow the roof covering is attached to the deck
• BHow the roof sheathing/decking is fastened to the rafters/trusses
• CHow the rafters/trusses are connected to the wall plate
• DWhether the home has gutters

Roof Deck Attachment Type A on the OIR-B1-1802 generally describes:

• APlywood/OSB attached with staples or 6d nails at standard spacing (6 inches edges / 12 in…
• BPlywood/OSB attached with 8d nails at 6 inches on-center everywhere
• CPlywood attached with structural screws and adhesive
• DReinforced concrete roof deck