Flagger Certification Study Guide: Questions and Answers, Exams of Advanced Education

This study guide provides questions and answers related to flagger certification, covering topics such as temporary traffic control (ttc), traffic control devices, work zone safety, and flagging procedures. It includes information on mutcd standards, principles of traffic control, and safety measures for flaggers, making it a valuable resource for individuals preparing for flagger certification exams. The guide also addresses various aspects of work zone management, including channelization, taper lengths, and sign spacing.

Typology: Exams

2025/2026

Available from 12/16/2025

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FLAGGER STUDY GUIDE
QUESTIONS AND ANSWERS
How long flagger certification is valid - ANSWER-3 years
TTC - ANSWER-Temporary Traffic Control
The quality or state of being conspicuous - ANSWER-Conspicuity
All signals, marking, and other devices used to regulate, warn, or guide traffic, placed on, over,
or adjacent to a street, highway, or bikeway by authority of a public agency having jurisdiction. -
ANSWER-Traffic Control Devices
All 4 work zones must conform to these (4) standards - ANSWER--MUTCD -Local -State -Comcast
(4) Typical Comcast traffic control devices - ANSWER--Cones -Signs -Vehicle strobe -High visibility
garments
(5) Principles of traffic control devices - ANSWER--Fulfill a need -Command attention -Convey a
clear, simple meaning -Command repect from road users -Give adequate time for proper
response
Score needed to pass the flagger written exam - ANSWER-80 percent
This is where a Flagger should be standing at all times. - ANSWER-Shoulder by the fog/edge line.
These two kinds of crashes occur frequently near the taper and channeling devices - ANSWER-
Fixed Object & Sideswipe
Stop/Slow retroreflective paddles must be ----- wide, and letters ------ high. - ANSWER-18" wide,
6" letters
Flaggers shall never flag from these (3) main areas. - ANSWER--On/Under a Bridge -On/Under
an overpass -In a vehicle
Retroreflective vests must be visible to this minimum distance. - ANSWER-1000 ft
For nighttime flagging, this type of safety vest should be worn. - ANSWER-Class 3
35.74 + .6215T - 35.75 (V0.16) + .4275T (V0.16) - ANSWER-Wind chill formula
The minimum mounting height from the roadway to the bottom of an electric arrow panel. -
ANSWER-7'
For portable changeable message signs, the message being stated should be visible for at least
this minimum distance. - ANSWER-650'
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FLAGGER STUDY GUIDE

QUESTIONS AND ANSWERS

How long flagger certification is valid - ANSWER-3 years TTC - ANSWER-Temporary Traffic Control The quality or state of being conspicuous - ANSWER-Conspicuity All signals, marking, and other devices used to regulate, warn, or guide traffic, placed on, over, or adjacent to a street, highway, or bikeway by authority of a public agency having jurisdiction. - ANSWER-Traffic Control Devices All 4 work zones must conform to these (4) standards - ANSWER--MUTCD - Local - State - Comcast (4) Typical Comcast traffic control devices - ANSWER--Cones - Signs - Vehicle strobe - High visibility garments (5) Principles of traffic control devices - ANSWER--Fulfill a need - Command attention - Convey a clear, simple meaning - Command repect from road users - Give adequate time for proper response Score needed to pass the flagger written exam - ANSWER-80 percent This is where a Flagger should be standing at all times. - ANSWER-Shoulder by the fog/edge line. These two kinds of crashes occur frequently near the taper and channeling devices - ANSWER- Fixed Object & Sideswipe Stop/Slow retroreflective paddles must be ----- wide, and letters ------ high. - ANSWER-18" wide, 6" letters Flaggers shall never flag from these (3) main areas. - ANSWER--On/Under a Bridge - On/Under an overpass - In a vehicle Retroreflective vests must be visible to this minimum distance. - ANSWER-1000 ft For nighttime flagging, this type of safety vest should be worn. - ANSWER-Class 3 35.74 + .6215T - 35.75 (V0.16) + .4275T (V0.16) - ANSWER-Wind chill formula The minimum mounting height from the roadway to the bottom of an electric arrow panel. - ANSWER-7' For portable changeable message signs, the message being stated should be visible for at least this minimum distance. - ANSWER-650'

SPF - ANSWER-Sun Protection Factor Sun block SPF 20 will offer this amount of time of sun block. - ANSWER-400 minutes (20 X SPF #) The distance between the flagging station and the work space should never be less than ____ away. - ANSWER-50 ft Warning signs and channelizing devices may be omited where the work space is behind a barrier, more than 2ft behind the curb, or 15ft from the edge of any roadway - ANSWER-2ft - 15ft rule Duration of work for flagging, this is the type that occupies a location more than 3 days. - ANSWER-Long-Term Stationary Duration of work for flagging, this is the type that occupies a location more than one daylight period up to 3 days, or nighttime work lasting more than 1 hour. - ANSWER-Intermediate-Term Stationary Duration of work for flagging, this is the type that occupies a location for more than 1 hour within a single daylight period. - ANSWER-Short-Term Stationary Duration of work for flagging, this is the type that occupies a location up to 1 hour. - ANSWER- Short Duration Duration of work for flagging, this is the type that moves intermittently or continuously - ANSWER-Mobile If a driver is going 60mph and needs to make a stop, this is the distance needed to come to a complete stop - ANSWER-366 ft. What height should a staff flagging stop/slow paddle be? - ANSWER-Above eye level For night flagging, the stop/slow paddle should have ----- width and ------ letters. - ANSWER-24", 8" Three MUTCD official hand movements for flagging - ANSWER-Stop, Proceed, Alert/Slow (2) Document that must be kept on file at each system in reference to traffic control - ANSWER-- MUTCD part 6 - Local/state publications Orange Warning sign - ANSWER-Temporary Traffic Control Red Regulatory Sign - ANSWER-Stop or prohibition White or Black signs - ANSWER-Regulation Yellow Warning Sign - ANSWER-General Warning

An area that seperates road users from the work area or an unsafe area - ANSWER-Buffer spaces Guidline used for determining following distance in good conditions - ANSWER-The Three to Four Second Rule (5) Conditions under which extra time should be added to the 3 to 4 second rule - ANSWER--At night - When raining - When towing - When conditions are icy or snowing - When being tailgated The (4) areas of a traffic control zone - ANSWER--Advanced Warning Area - Transition Area - Activity Area - Termination Area Gives first indication to a road user that there is a potential hazard ahead - ANSWER-Advanced Warning Area Where road users are redirected out of thier normal path - ANSWER-Transitition Area Location where the work takes place in traffic control zone - ANSWER-Activity Area Used to return road users to thier normal path - ANSWER-Termination Area The (3) categories of road signs - ANSWER--Regulatory - Warning - Guide

  • Gives notice to road and traffic laws or regulations. These signs impose legal obligations and/or restrictions on all traffic - Generally rectangular (long verticall) - Black lettering, white background
  • ANSWER-Regulatory Sign
  • Gives notice to road users of a situation that might not be readily apparent - Genrally diamond shape (48" X 48") - Temporary signs are orange with black lettering - Permanent signs are yellow with black lettering - ANSWER-Warning Signs
  • Show route destinations, destinations, directions, distances, services, points of interest, or other geographical information - Rectangular shape (long horizontal) - Temporary signs are orange with black lettering - Permanent signs are green with white lettering - ANSWER-Guide Signs (4) Road Types - ANSWER--Urban Low Speed (25-30 mph) - Urban High Speed (35-40 mph) - Rural (45-55 mph) - Expressway/Freeway (55+ mph) The straight away area between the work area and lane of traffic that runs from taper to taper - ANSWER-Tangent Taper length formula for posted speed 45 MPH or faster - ANSWER-L = WS (L is taper length in feet) (W is width of lane to be closed or offset) (S is posted speed limit)

Taper length formula for posted speed 40 MPH or less - ANSWER-L = WS(squared)/60 (L is taper length in feet) (W is width of lane to be closed or offset) (S is posted speed limit) Suggested advanced warning sign spacing for Urban(low speed) - ANSWER-A 100ft B 100ft C 100ft Suggested advanced warning sign spacing for Urban (high speed) - ANSWER-A 350ft B 350ft C 350ft Suggested advanced warning sign spacing for Rural - ANSWER-A 500ft B 500ft C 500ft Suggested advanced warning sign spacing for Freeway/Expressway - ANSWER-A 1000ft B 1500ft C 2640ft Equiptment used in a traffic control zone to divert traffic from its normal path - ANSWER- Channelization Devices The distance required to safely route traffic from its normal path - ANSWER-Taper Length How high temporary signs must be mounted above the traveled way - ANSWER-1 ft Nighttime or high speed roads, traffic cones shall be this minimum height. - ANSWER-28" When 3 flaggers are required, this most experienced flagger should be designated the lead flagger. - ANSWER-Middle Flagger Least desirable method used to control traffic - ANSWER-Baton System While setting up a night traffic control zone, the controls shall be setup/taken down at these times. - ANSWER-1/2 hour before sunset, 1/2 hour after sunrise (3) Types of pavement markings - ANSWER--Paint - Pressure sensitive tape - Raised pavement markers (3) Types of electric lights used to alert and guide motorists and pedestrians safely around a work site. - ANSWER--Floodlights - Steady-Burning - Warning These are low intensity flashing lights mounted on barricades, drums, panels or other advanced warning signs. - ANSWER-Type A These are high intensity flashing lights mounted on advance warning sings to mark extremely hazardous conditions. - ANSWER-Type B These are steady burn lights used to mark the roadway edge during nighttime hours. - ANSWER- Type C

Under OSHA standards, bonds between the suspension strand and the existing ground shall be at least this - ANSWER-No. 6 AWG copper PCB - ANSWER-polychlorinated biphenyls Cancer-causing agent older transformers may contain - ANSWER-PCB (polychlorinated biphenyls) The (2) times durring ladder handling when accidents are most likely to occur - ANSWER--On the way down - Within 10 feet of the ground Instance when fall protection is necessary - ANSWER-Anytime working near an edge that is 6 feet or more above a lower surface (4) situations when OSHA requires the use of a 5-point safety harness - ANSWER--Bucket trucks

  • Climbing towers - Rooftops - Confined Space Definiton of low slope roof - ANSWER-A roof having a slope less than or equal to 4: Definition of steep roof - ANSWER-A roof having a slope greater than 4: (3) Types of fall protection for unprotected side or edge - ANSWER--Guardrail system (toe boards for steep roof) - Safety net system - Personal fall arrest system Required fall protection for low slope roof less than 50 ft width - ANSWER-Safety monitoring system (4) Required fall protection devices for low slope roof greater than 50 ft width - ANSWER-- Guardrail - Safety net - Personal fall arrest system - Warning line Minimum height of guardrail - ANSWER-Between 39'' and 45'' Minimum height of safety nets below the working enviornment - ANSWER-30 ft Distance of safety line from roof edge - ANSWER-6 ft Person who accompanies workers on roof to warn workers who get to close to the edge - ANSWER-Safety Monitoring System (4) Components of personal fall arrest system - ANSWER--Rigged for 6ft free fall max, no contact with lower surface - Anchor point must support up to 5000 lbs per employee - D-ring attatchment will be at back, shoulder level - Must be inspected prior to each use Fall rate for person without arrest system - ANSWER-4 ft in 1/2 second Technician action when roof damage is found - ANSWER-Leave the roof immediately

OSHA standard concerning rooftop safety - ANSWER-1926. Minimum passing score for pole climbing written test - ANSWER-92 % Passing score for practical test climb (pole & ladder) - ANSWER-Pass / fail (4) Mandatory parts to passing a pole climbing practical exam - ANSWER--10' Hitchhike - 18' climb - Maneuver around the pole 180 degrees - Trust it and Prove it If attempting to climb higher than 4 ft, one of these 3 fall protection methods are mandatory - ANSWER--Double lanyard system - Fixed Cable System - Retractable System OSHA regulation for pole climbing - ANSWER-OSHA 1910-268 Title 29 (5) Charectoristics of work shirts used when pole climbing - ANSWER--Long sleeves - 100% cotton - Sleeves buttoned and extended - Use kevlar gloves in lieu of sleeves - Avoid synthetic materials ANSI rating for safety glasses - ANSWER-Z87.1- 2003 OSHA rating for body belts - ANSWER-OSHA 1910.268(G)(2)(i)-(ii), and 1929. OSHA specification for Safety strap - ANSWER-OSHA 1910.268(G)(2)(i)-(ii), and 1929. Condition suggested by excessivly slack or taught lines attatched to pole - ANSWER-Excessive lean (4) Recommended "extra" safety equiptment in truck for adverse weather or rural conditions - ANSWER--Food - Water - Blanket - Change of clothes Most common pole preservative - ANSWER-Pentachlorophenol Least desirable preservative used on poles - ANSWER-Creasote What to do if lighting is present in your work enviornemnt (2) - ANSWER--Do not work outside - Do not work on pole Question one should ask before pole climbing - ANSWER-"Am I willing to bet my life on it?" MUTCD - ANSWER-Manual on Uniform Traffic Control Devices NHTSA - ANSWER-National Highway Traffic Safety Administration TMA - ANSWER-Truck Mounted Attenuator HAR - ANSWER-Highway Advisory Radio