National Occupational Competency Testing Institute (NOCTI) Carpentry Practice Exam

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What is the function of a cripple stud?

  1. To support the top plate

  2. To fill in spaces above or below windows and doors

  3. To provide additional weight support

  4. To connect floors to walls

The correct answer is: To fill in spaces above or below windows and doors

The function of a cripple stud is primarily to fill in spaces above or below windows and doors. Cripple studs are shorter vertical framing members that are typically situated between the top of a window or door opening and the top plate of the wall or between the bottom of a window and the floor framing. They serve the important role of creating a solid structural element that helps transfer loads from the header or horizontal supports above down to the bottom framing, while also ensuring that there is a proper connection to framing elements. By occupying these spaces, cripple studs help maintain wall integrity and provide a secure structure for additional components, such as drywall or sheathing, to attach effectively. This is essential for maintaining the overall strength and stability of the wall framing around openings.