Knob and Tube Wiring - Isolation | Standard Work Specifications

Detail ID

2.0301.2

Topic

Electrical

SubTopic

High Voltage (50 volts or more)

Desired Outcome

Prevent electrocution and reduce fire hazards

Legend - Housing Type

SF Single Family Site-Built Housing

MH Manufactured Housing

MF Multifamily Housing

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2.0301.2c Clearance

SF

MF

SF

MF

Specification	Objective
Specification Maintain a minimum of 3" of clearance around live knob and tube wiring	Objective Prevent fire hazards

2.0301.2d Marking

SF

MF

SF

MF

Specification	Objective
Specification Mark all live knob-and-tube wiring with caution tape that is visible from at least 5' away and post appropriate signage	Objective Provide essential safety and maintenance information and maintain safe operation of knob-and-tube wiring

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High Voltage (50 volts or more)