Florida General Contractor Florida General Contractor Mechanical and Electrical Systems 2

Question 1

Under the Florida Building Code, what is the minimum clearance required in front of an electrical panel (switchboard or panelboard)?

Accepted Answer

36 inches

Answer

The NEC (adopted in Florida) requires a minimum 36-inch working clearance in front of electrical panels and switchboards for safe access.

Question 2

What does 'SEER' measure in a Florida HVAC system?

Accepted Answer

Seasonal Energy Efficiency Ratio — a measure of cooling efficiency over a season

Answer

SEER (Seasonal Energy Efficiency Ratio) measures an air conditioner's cooling output over a typical cooling season divided by the electrical energy it consumes.

Question 3

In Florida, what type of pipe material is typically prohibited for use as supply water piping in residential construction due to historical failure issues?

Accepted Answer

Polybutylene (PB)

Answer

Polybutylene (PB) pipe was banned from new construction due to widespread failures caused by reaction to oxidants in public water supplies.

Question 4

Which Florida trade license is required to perform air conditioning work on systems with more than 25 tons of cooling capacity?

Accepted Answer

Class A Air Conditioning Contractor license

Answer

A Class A Air Conditioning Contractor license in Florida is required for unlimited tonnage, including systems over 25 tons of cooling capacity.

Question 5

What is the minimum slope (grade) for a horizontal drain pipe in a Florida plumbing system for pipes 3 inches or less in diameter?

Accepted Answer

1/4 inch per foot

Answer

The Florida Plumbing Code requires horizontal drain pipes 3 inches or less in diameter to slope at a minimum of 1/4 inch per foot toward the drain.

Florida General Contractor Practice Test

Florida General Contractor Practice Test

Florida General Contractor Florida General Contractor Mechanical and Electrical Systems 2