Codes, Standards & Safety Compliance Flashcards

Under ADA Standards for Accessible Design, wall-mounted objects such as sconces projecting more than 4 inches into a circulation path must have their lowest element at what maximum height above the floor to protect pedestrians who are visually impaired?

Answer: 27 inches

ADA standards require that protruding objects with leading edges between 27 inches and 80 inches above the floor must not protrude more than 4 inches; objects with their lowest edge at or below 27 inches are detectable by cane.

Title 24 Part 6, California's Building Energy Efficiency Standards, requires mandatory daylighting controls in certain indoor spaces. Which of the following triggers this requirement?

Answer: Skylights in spaces larger than 500 sq ft

California Title 24 mandates daylight-responsive controls in skylit daylight zones in large enclosed spaces (over 2,500 sq ft with skylights), among other specific triggers.

The IES RP-1 standard provides recommended practice for lighting in which environment?

Answer: Office environments

IES RP-1 is the Recommended Practice for Office Lighting, covering illuminance levels, luminance ratios, and visual comfort for office tasks.

Under OSHA regulations, emergency lighting must be provided and tested in which scenario involving an industrial facility?

Answer: Wherever the sudden loss of artificial light would expose workers to serious injury hazards

OSHA 29 CFR 1910.303 and related standards require emergency lighting wherever loss of normal illumination would create injury hazards, regardless of facility size.

ANSI/IES RP-8 specifically addresses lighting for which application?

Answer: Roadway and street lighting

ANSI/IES RP-8 is the Recommended Practice for Design and Maintenance of Roadway and Parking Facility Lighting.

The International Dark-Sky Association (IDA) Model Lighting Ordinance (MLO) classifies lighting zones from LZ0 to LZ4. A site designated LZ1 represents:

Answer: Low ambient lighting — rural areas needing strong dark sky protection

LZ1 designates areas of low ambient lighting, such as rural lands or parks, where dark sky protection is a high priority and strict uplight and trespass limits apply.

According to NEC Article 700, required emergency systems must be capable of operating for a minimum of how long without normal power?

Answer: 1.5 hours

NEC Article 700.12 requires that emergency systems supply illumination for a minimum of 1½ hours upon loss of normal power.