Michigan Builders License Exam Flashcards

International Residential Code (IRC)

• IRC regulates construction for single-family, two-family, and multi-family buildings.

Code Structure

• First two chapters of the code book are dedicated to administrative provisions.

Permits and Documentation

• Plans or supporting documents are required for permits from controlling authorities.

Building Officials

• Building officials possess the authority to interpret building codes.

Permit Exemptions

• Generally, an 8-foot fence requires a permit, whereas sidewalks, driveways, tiling, and playground equipment typically do not.

Code Support

• Tables and illustrations in the code are supported by written information, contrary to false claims.

Live Load Definition

• Live load refers to the weight from inhabitants, goods, and movable objects on a structure.

Code Requirements

• Code requirements that are documented are enforceable by code officials.

Illustrations in Code

• Illustrations are commonly referred to as figures.

Building Official Responsibilities

• Building officials ensure structures meet minimum enforceable standards.

Manufacturer Instructions

• It is mandatory for all manufacturer instructions to be present on-site during inspections.

Habitable Spaces

• Kitchens are classified as habitable spaces, unlike bathrooms, storage spaces, and closets.

Bathroom Glazing Area

• Bathrooms must have a minimum aggregate glazing area of 3 square feet, with half openable.

Egress Window Regulations

• Egress windows must be no higher than 44 inches from the floor and offer a clear opening of at least 5.7 square feet for basement bedrooms.

Dwelling Unit Exits

• Each dwelling must have at least one side-hinged exit door that is a minimum of 3 feet wide.

Guard Requirements

• A porch over 30 inches above grade must include 36-inch guards for safety.

Flame-Spread Classifications

• Wall and ceiling finishes must have a flame-spread classification of 200 or less.

Concrete Curing

• Concrete is required to reach 70% of its capacity within 7 days of pouring.

Stud Notching Limitations

• Non-bearing partition studs may not be notched more than 40% of their width.

Michigan Uniform Energy Code

• The code applies not only to new buildings but also to additions, alterations, renovations, and repairs.

U-Factor

• U-factor measures a window or door assembly's heat conduction; a lower U-factor indicates better insulation.

Thermal Loss from Lighting

• Recessed lighting fixtures can account for up to 50% of a ceiling's total thermal loss.

Thermal Resistance Requirements

• The minimum thermal resistance required for mechanical system piping in Michigan is R-3.

Oversized HVAC Equipment

• Oversized HVAC systems entail higher costs, reduced comfort, and shorter lifespans.

Compliance Routes

• The Prescriptive Path is the simplest compliance route related to building envelope components, applying Table 402.1.1.

Area Weighted Averages

• Area weighted averages are acceptable for satisfying U-factor and SHGC requirements.

Insulation Contact Rating

• Recessed lights must be rated for Insulation Contact (IC) to ensure safety.

U-Value Exemptions

• A maximum of 15 square feet of glazing per dwelling unit is exempt from U-value requirements.

Certification Requirements

• The 2009 IECC mandates a permanent certificate on the electrical distribution panel, completed by either the builder or a registered design professional.

Energy Code Compliance Challenges

• Contractors must consider state energy code requirements when selecting materials for energy-efficient projects.

Historical Building Exemptions

• Historically significant buildings may have specific exemptions, particularly regarding code requirements.