Cost Estimation & Budgeting Flashcards
7 cards from real IFC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Cost Estimation & Budgeting flashcards as text
When preparing a firestop budget for a large commercial project, which cost category is most frequently underestimated by contractors?
Answer: Labor for inspection and documentation
Labor for inspection, testing witnessing, and documentation is consistently underestimated because it is less visible than installation labor but can be substantial.
A firestop contractor receives a change order for 50 additional through-penetrations discovered during rough-in. What is the most accurate method to price this change order?
Answer: Calculate actual labor hours, materials, and overhead for the specific penetration types
Change orders should be priced by calculating actual labor, materials, and overhead for the specific penetration types discovered, not by blanket formulas.
In a life-cycle cost analysis for firestop systems, which factor most significantly affects long-term cost?
Answer: Frequency of required re-inspection and maintenance
Long-term life-cycle costs are most affected by the frequency of required re-inspection and maintenance over the building's lifespan.
What does the term 'loaded labor rate' include when estimating firestop installation costs?
Answer: Hourly wage plus benefits, payroll taxes, and insurance
A loaded labor rate includes the base wage plus all associated burdens such as benefits, payroll taxes, workers' compensation, and liability insurance.
Which IFC-recognized practice helps contractors avoid scope gaps when estimating firestop on design-build projects?
Answer: Issuing RFIs to clarify penetration types before bidding
Issuing Requests for Information (RFIs) to clarify penetration types and fire-rated assembly locations before bidding prevents costly scope gaps.
A project specification requires UL-listed firestop systems for all cable tray penetrations. How does this requirement affect cost estimation?
Answer: It limits product selection to tested assemblies, potentially increasing material costs
A UL-listing requirement restricts material choices to tested assemblies, which may cost more than generic sealants and require specific installation configurations.
When estimating firestop costs for a hospital project under the IFC Premier Certificate standards, which additional cost element is typically required compared to commercial office buildings?
Answer: Third-party special inspections and detailed record-keeping per healthcare codes
Healthcare facilities typically require third-party special inspections and comprehensive documentation per NFPA 101 and The Joint Commission standards, adding significant cost.