Rhode Island Journeyman Plumber Practice Exam

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Study for the Rhode Island Journeyman Plumber Exam. Prepare with flashcards and multiple choice questions, each with hints and explanations. Achieve success in your plumbing career!

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How many feet does a roof ledge or vertical wall contribute to the roof area calculation?

5 Feet
8 Feet
10 Feet
12 Feet

The correct answer is: 10 Feet

The correct understanding of how many feet a roof ledge or vertical wall contributes to the roof area calculation is indeed 10 feet. This is based on standard building codes and practices that define how to measure and calculate roof areas for applications such as roofing material requirements, drainage calculations, and structural load considerations. In building construction, particularly roofing, ledges and vertical walls often serve as significant factors in determining the total effective area of a roof. A contribution of 10 feet is typically applied as it takes into account not just the physical dimensions but also the potential for water runoff and the need for adequate support and drainage. This standardized measurement helps ensure that all aspects of roofing calculation are consistent, which is essential in ensuring structural integrity and compliance with local building codes. Properly recognizing the contribution of these features to roof area allows for accurate assessments in various construction and renovation projects.