Sources
requirements of ANSI 107-2020 - Stronger security is required
multimedia.3m.com
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1
ANSI/ISEA 107-2020: High-Visibility Safety Apparel
blog.ansi.org
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2
Understanding Hi-Vis Standards: ANSI/ISEA 107 | Ergodyne
www.ergodyne.com
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3
ANSI Class Safety Clothing | ANSI Hi Vis Safety Apparel - HiVis Supply
www.hivissupply.com
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4
Answer
Here are the key things to know about high visibility safety apparel (HVSA) and ANSI standards:
ANSI/ISEA 107-2020 is the current American National Standard for High-Visibility Safety Apparel12. This standard sets requirements for the design, performance, and materials used in HVSA like safety vests, jackets, and pants3.
The standard defines different Types and Performance Classes of HVSA:
Types:
- Type O: For off-road and non-roadway use
- Type R: For roadway and temporary traffic control zones
- Type P: For public safety personnel like police and firefighters34
- Class 1: Lowest visibility level, for off-road use only
- Class 2: Moderate visibility, for roadway workers
- Class 3: Highest visibility, for high-risk roadway workers34
- Minimum amounts of fluorescent background material and retroreflective material
- Specific placement of retroreflective material around the torso
- Color requirements (typically fluorescent yellow-green, orange, or red)
- Material performance criteria for washability, colorfastness, etc.13
- The work environment and hazards present
- Visibility needs during day, night, and low-light conditions
- Comfort and functionality for the specific job tasks
- Compliance with any applicable regulations34
References
1. requirements of ANSI 107-2020 - Stronger security is required2. ANSI/ISEA 107-2020: High-Visibility Safety Apparel3. Understanding Hi-Vis Standards: ANSI/ISEA 107 | Ergodyne4. ANSI Class Safety Clothing | ANSI Hi Vis Safety Apparel - HiVis Supply5. What You Need to Know about High-Visibility Safety Apparel (HVSA)
Author: AWDirect
Key insights
- ️ Designed to distinguish the worker from the environment, hi-vis safety vests are crucial for working in poor weather conditions.
- The color of the background material and the combined performance material can be fluorescent orange–red or fluorescent yellow-green, providing options for different visibility needs.
- Class 3 vests are designed for road personnel with high-task loads in a wide variety of weather conditions where traffic exceeds 50 mph.
- Vests that are dirty don’t provide the same visual contrast as a new garment, affecting safety and visibility for workers.
- 🧼 Always wash your vest in cold water and hang to dry, avoiding the use of a tumble dryer to maintain its reflective properties.