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Codes, Standards & Safety Compliance Flashcards

7 cards from real CLC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. A lighting consultant is reviewing a project for compliance with ASHRAE 90.1 daylighting controls. Which space type is EXEMPT from mandatory daylighting controls under 90.1-2019?

    Answer: Spaces where the primary use requires darkened conditions, such as theaters

    ASHRAE 90.1 exempts spaces where the primary function requires darkness or where daylighting would interfere with the activity, such as theaters, darkrooms, and similar spaces.

  2. Under IES RP-7 (Lighting Industrial Facilities), the recommended maintained illuminance for fine assembly work requiring precise visual discrimination is closest to:

    Answer: 1000 lux (100 fc)

    Fine precision assembly requiring high visual acuity is among the most demanding tasks, warranting approximately 1,000 lux or more per IES industrial lighting recommendations.

  3. The EPA's Universal Waste Rule, as it applies to fluorescent lamps, allows handlers to:

    Answer: Accumulate lamps for up to 1 year before proper disposal without a RCRA hazardous waste permit

    Universal Waste regulations allow lamp handlers to accumulate used fluorescent lamps for up to one year and ship them to qualified recyclers without requiring a full RCRA hazardous waste facility permit.

  4. NEC 2020 Article 411 was significantly updated to cover low-voltage lighting systems. Under the updated article, what is the maximum output voltage for systems governed by Article 411?

    Answer: 30 volts AC or 60 volts DC

    NEC Article 411 covers low-voltage lighting systems operating at 30 volts AC or 60 volts DC or less, defining safety requirements for landscape, display, and similar low-voltage systems.

  5. The WELL Building Standard v2 addresses lighting under the 'Light' concept. Which metric does WELL use to evaluate the circadian potential of a lighting system?

    Answer: Equivalent Melanopic Lux (EML)

    WELL v2 uses Equivalent Melanopic Lux (EML), based on the melanopic action spectrum of ipRGCs, to quantify the circadian effectiveness of light sources.

  6. A luminaire marked with the symbol 'IP65' is tested and rated according to which standard?

    Answer: IEC 60529 (Degrees of Protection Provided by Enclosures)

    IP ratings are defined by IEC 60529, where the first digit indicates solid particle protection and the second digit indicates liquid ingress protection; IP65 means dust-tight and protected against low-pressure water jets.

  7. When specifying lighting controls for a federal building project, which energy code takes precedence over local codes if local codes are less stringent?

    Answer: 10 CFR Part 433/435 — Federal Energy Management Program standards

    Federal facilities must comply with 10 CFR Part 433 (commercial) or 435 (residential), which mandate compliance with the latest ASHRAE 90.1 edition, superseding less-stringent local codes.