Platform frame construction is characterized by:
Correct Answer
D) Each floor built as a platform for the next
Why this is correct: The correct answer is 'Each floor built as a platform for the next.' As the original explanation states, platform framing is a wood-frame construction method where each floor is completed (with joists, subfloor, and walls) to form a 'platform' before the walls for the next story are erected on top of it. This is distinct from other framing types. Why the other choices are wrong: 'A steel beam and column structural system' describes steel skeleton framing, not wood platform framing. 'Concrete block or poured concrete walls' describes masonry construction. 'Studs running from foundation to roof' describes balloon framing, where long, continuous studs bypass intermediate floors. Exam tip: Visualize the construction sequence: Platform = build a floor, then build walls on it, repeat. Balloon = build all wall studs first, then insert floors.
Why This Is the Correct Answer
Platform frame construction is defined by its floor-by-floor building approach where each completed floor deck serves as a working platform for constructing the walls and framework of the next level. The floor joists are placed on the foundation or previous floor, then sheathed to create a solid platform. Wall studs are then erected on this platform, typically extending only one story high before the next floor platform is built on top.
Why the Other Options Are Wrong
Platform = Floor Platform
Think 'PLATFORM = FLOOR PLATFORM' - each floor creates a platform to build the next level. Visualize construction workers standing on a completed floor deck (platform) while building the walls above it, then repeating this process for each story.
How to use: When you see 'platform frame construction' on the exam, immediately think of workers building floor-by-floor, with each completed floor serving as a platform for the next level's construction.
Exam Tip
Remember that platform framing is the modern standard method - if you're unsure, it's likely the answer involving floor-by-floor construction rather than continuous elements.
Common Mistakes to Avoid
- -Confusing platform framing with balloon framing characteristics
- -Thinking platform framing refers to elevated foundations rather than the framing method
- -Assuming all wood frame construction is the same without distinguishing between methods
Concept Deep Dive
Analysis
Platform frame construction is the most common wood framing method in modern residential construction, where each floor is built as a complete horizontal platform before the next level is constructed. This method contrasts with balloon framing, where studs run continuously from foundation to roof. The platform method provides better fire stops, easier construction sequencing, and improved structural integrity. Understanding different framing methods is crucial for appraisers as it affects construction quality, building codes compliance, and ultimately property value.
Background Knowledge
Appraisers must understand various construction methods to properly assess building quality, compliance with codes, and market acceptance. Platform framing became the standard method after balloon framing due to improved fire safety, easier construction, and better material efficiency.
Real-World Application
When appraising a residential property, identifying platform frame construction helps confirm the home was built to modern standards, affects the quality rating, and may influence comparability with other properties in the market analysis.
More Property Description Questions
A property is located in FEMA flood zone AE with a base flood elevation of 485 feet. The lowest floor is at 487 feet. What is the significance for the appraisal?
In a leasehold estate, the tenant's interest in the property is called:
A ground lease typically involves:
An appraisal of a rented single-family home where the lease runs another four years at below-market rent is valuing which interest, from the owner's side?
A duplex operates legally in a zone later rezoned single-family. What is its status, and the key appraisal question?
Which component carries roof loads down to the foundation in a typical wood-framed house?
A property owner wants to operate a daycare center in an area zoned for single-family residential use. What would they most likely need to obtain?
A deed restriction that prohibits the construction of fences over 4 feet in height is an example of:
Room count in residential appraisal conventionally excludes:
Type I construction classification typically refers to buildings with:
People Also Study
Real Estate Market
13.6% of exam
Land or Site Valuation
4.5% of exam
Sales Comparison Approach
16.4% of exam
Cost Approach
13.6% of exam
Income Approach
8.2% of exam