General Safety (ER 10-22-2018) Flashcards
3 C’s in an emergency
Call, Check, Care
How much potential stress can be placed on your back if a 75-pound object is lifted improperly?
up to 750 lbs
Most stretching exercises are done in repetitions of:
5 and held for 10 counts
Heel requirements for workboots
Heel must meet sole at 90 degrees and measures 3/4 inch in height at time of purchase, and no less than 1/2 inch at any time
impact and compression protection rating for work boots
I/75 C/75
75 pounds
A properly adjusted hard hat can absorb what percent of the force of a blow?
75 percent
ANSI rating for Hard Hats
Z89.1
Hard hats should be cleaned with
soap and water
3 types of gloves a technician might use
General work gloves
Climbing gloves
Insulated electrical gloves
how long are climbing glove gauntlets?
4 inches
Ear protection must be worn when a noise level exists above
90 dBA
Safety glasses should be marked with what?
Z87.1
2 scenarios when a face shield should be worn?
When handling batteries
Working around standby power supplies
MUTCD
Manual on Uniform Traffic Control Devices
OSHA Regulation for confined space
1910.146
In general, voltages greater than____are considered dangerous
50 V
FVDs will sound alarm if a voltage is over
50 V
The FVD is equipped with filters to block
20Hz ringing and radio station signals
Three basic types of signs that may be located in a work zone
Regulatory
Warning
Guide
Traffic cones, drums, and barricades are all what types of devices?
Channelizing devices
What is the 2 foot -15 foot rule?
Warning signs and channelizing devices may be omitted where the work space is behind a barrier, more than 2 feet (0.6 meters) behind the curb, or 15 feet (4.6 meters) from the edge of any roadway.
Minimum height of a traffic cone
28 inches
Minimum Drum height and diameter
at least 36 inches high and at least 18 inches in diameter
What determines if a barricade is Type I, II, or III?
the number of horizontal rails
What are Type III barricades used for?
road closure
Three types of Warning Lights
Type A
Type B
Type C
Type A warning light:
Low intensity flashing should be visible at 3000 feet on a clear night
Type B warning light:
High intensity flashing,
Should be visible at 1000 feet on a clear night
Type C warning light:
Steady burn, Should be visible at 3000 feet on a clear night
any work zone that occupies a location more than 3 days
Long-Term Stationary
daytime work that occupies a location for more than 1 and up to 3 days or any nighttime work lasting longer than one hour.
Intermediate-Term Stationary
daytime operation that occupies a location for more than one, but less than 12 hours.
Short-Term Stationary
work that occupies a location up to one hour
Short Duration
work that moves intermittently or continuously
Mobile work zone
4 basic components of a traffic control zone
- Advanced warning area
- Transition area
- Activity area (includes buffer and work spaces)
- Termination area
The four types of tapers:
Shoulder, Shifting, Merging, and Downstream
Safety vests should meet what ANSI standard?
107.2004
per the MUTCD High Visibility Clothing should be visible at a distance of:
1000 feet
OSHA telecommunications standard CFR number
1910.268
What should a technician verify if approached by an OSHA Compliance Officer?
photo I.D. with serial number, signed by the Secretary of Labor
