Right-Of-Way Control Category 6 Practice Test

These questions are part of the practice quiz. Start practicing

• Which of the following are physical problems encountered when spraying on roadsides?
• Noxious weeds vary from state to state and may require control. Which statement best captures this idea?
• A commonly used nozzle for boomless spraying which produces a flat fan pattern is:
• What should you do after an emergency vehicle passes in a work zone?
• What is the recommended method to ensure visibility of work zone devices in changing light conditions?
• What does a 'Stop' hand signal from a flagger mean?
• Which of the following best describes a Type III barricade's use?
• The most problematic weeds in the safety recovery zone are which of the following?
• Which statement best describes the role of channelizing devices in a work zone?
• What document governs the placement and use of temporary traffic control devices in Category 6?
• Which entity enacts MUTCD standards for Category 6 traffic control?
• Which arrangement describes alternating traffic on a two-lane roadway?
• What markings are used on temporary paving or shoulder work to indicate the new traffic path?
• In a two-lane road scenario reduced to one lane, which arrangement supports safe alternating traffic?
• How many gallons of surfactant would you add to an 800-gallon tank at a use rate of 1/4%?
• What is the primary function of a temporary barrier in a work zone?
• Which action is part of the recommended response when a vehicle collides with a temporary barrier?
• What is one major responsibility of the person implementing Category 6 traffic control?
• Aesthetics, drainage enhancement, sign visibility and sight distance are reasons for controlling vegetation on which area?
• What factors determine the amount of signage in a work zone?
• To obtain a 15% solution in a 2.8 gallon tank, how many gallons of active product must be added?
• Which statement defines basal application?
• The single greatest cause of fatalities resulting from vehicles hitting fixed objects is which?
• Drift is defined as which of the following?
• Nozzles that should be angled 15-45 degrees from horizontal include:
• If a sprayer applies 40 gallons per acre at 8 mph, what gallons per acre would be applied at 12 mph?
• Leaching is accentuated in which soil type?
• Which control option relies on living organisms to suppress weed populations?
• The environmental process associated with groundwater contamination risk from herbicides is which?
• Which weed control method is most regulated due to pesticide use?
• The discoloration of plant foliage after herbicide treatment is called?
• Drift can be reduced by which formulation?
• Brush control, road crossings, yards, and line-of-road are components of vegetation control for which infrastructure?
• What is the significance of the Advance Warning sign in a work zone?
• Which statement best describes detour planning in Category 6 projects?
• Equipment typically used for spot treatment include:
• Which method is weed-species specific and easy to maintain without chemical inputs?
• Of the various control methods, the one most highly regulated is:
• What is the purpose of a buffer zone in a work zone?
• Weed eaters, string trimmers, and chain saws are examples of which control method?
• Leaching is necessary to move the herbicide into which zone?
• The manufacturing of sugar from water and carbon dioxide in the presence of green chlorophyll with sunlight as energy source is termed:
• Perennial weeds are those that live:
• Which device is used for applying herbicide by hand-squeezing without a boom?
• Winds are usually calmest during which times of day?
• What is the purpose of a temporary traffic signal in a work zone?
• Herbicides that injure some plants and not others are known as what herbicides?
• Steep slopes, frozen ground, or saturated soils should not be treated by which method?
• How can you measure the effectiveness of traffic control in a work zone?
• What is the importance of maintaining a clear line of sight between flaggers and motorists?
• Total vegetation control is particularly important in which settings?
• How many gallons are needed to spray 60 acres at 25 gallons per acre?
• What is the primary purpose of a Right-Of-Way Control Category 6 plan?
• What is the primary purpose of the Work/Activity Area?
• What term describes a herbicide that kills a broad spectrum of plants?
• Since an obstacle slows the wind for a distance of ____ times its height, vegetation some distance from the roadside may require control to prevent snowdrifts.
• Perennial weeds are difficult to control because they have:
• What is a key benefit of ADA-compliant temporary crosswalks in work zones?
• Nonselective weed control is important where which conditions apply?
• Nozzle tips that are used evenly spaced on booms include:
• Which statement correctly defines annual plants?
• Steep slopes influence which spray phenomenon?
• Which statement best describes the function of an advance sign versus a transition sign?
• What is a key factor in the management of a work zone's layout to protect workers from moving traffic?
• Plant growth regulators are used to:
• Structure inspection, conductor clearance, and emergency service are reasons for controlling vegetation on which asset?
• When is it appropriate to use a Type III barricade?
• When an emergency vehicle approaches with lights and siren, how should you respond?
• Which of the following groups best describes equipment for small-area weed control applications?
• When wind carries the chemical and its carrier off the target area, this is called?
• Herbicides that are applied after the weeds have emerged through the soil are referred to as:
• When one plant produces chemicals that inhibit the establishment and growth of another plant, this phenomenon is called?
• What herbicide is applied before the weeds emerge?
• What term is used for herbicides applied after weeds have emerged?
• An application device that rubs the herbicide on the leaf surface is:
• Your spray tank holds 1600 gallons and you target 40 gallons per acre. How many acres can be treated?
• Under what conditions is a detour sign preferred over a direct closure?
• Brush control, road crossings, yards, and line-of-road are components of vegetation control for which system?
• Nozzles that produce a hollow cone spray pattern include:
• Total vegetation control is important in which locations?
• A site that would most likely require selective weed control is:
• Nonselective weed control sites include which of the following?
• What PPE item is essential for workers in a Category 6 work zone?
• Why is taper length important in a lane closure?
• Herbicide that kills or injures a broad spectrum of plants is referred to as:
• Potential well contamination is of particular concern in which soils?
• What is the best example of a selective type of control?
• In a two-lane road with alternating traffic, what is a key safety requirement?
• The specific treatment for nonselective weed control can be influenced by which of the following?
• What does the MUTCD require for flagger visibility at night?
• In a 3.4 gallon tank, how much product is needed to achieve a 15% spray solution?
• Which device is a low gallons per acre, uniform droplet sprayer commonly used for precise applications?
• In a night-time work zone, what should be included in the traffic control plan to ensure visibility?
• What is the difference between an advance sign and a transition sign?
• If you applied 1,200 gallons of spray solution to 50 acres, what was the application rate in gallons per acre?
• Sites where selective weed control programs are important include which of the following?
• Which control option uses hand tools and handheld devices such as string trimmers and mowers?
• Integrated Vegetation Management (IVM) means the weed control program that:
• Plants re-sprouting in greater numbers, especially trees, close-cutting, and sod scalping can be associated with which type of control?
• What is the protocol for flagger training and certification in Category 6?
• In plant growth, which stage is typically associated with the formation of flowers and seeds?
• Lateral movement of herbicides can be encouraged by which conditions?
• How should a flagger communicate a stop command to oncoming traffic?
• Which plant group has leaves with parallel venation and a fibrous root system?
• The primary goal of using a plant growth regulator in rights-of-way is to:
• What is the standard method for maintaining visibility of work zone devices in daylight and dark?
• What term describes a weed control strategy that combines the best control method(s)?
• Herbicides that remain active in the soil for a large part of the growing season are called:
• Nonselective weed control scheduling should consider which factor?
• What should be considered when performing work near utility trenching or lines?
• Compared to a flat roadside, the safety recovery zone will be wider for which feature?
• What are the four zones of a typical work zone layout and their basic roles?
• Plants with a two-year life cycle are called:
• A spraying device that uses a grooved spinning cup to break the spray stream into uniform droplets and applies low gallons per acre is:
• Which of the following is NOT a method of controlling woody plants?
• Which document should you refer to for lane closure procedures and device types?
• When is a portable changeable message sign (PCMS) most effectively used?
• Herbicides that move in a plant are termed?
• Which soil feature elevates the risk of well contamination from herbicides?
• What herbicide kills only the green portion of the plant where it lands?
• What is the role of the Transition Area in a work zone?
• What is the proper response when a vehicle collides with a temporary barrier?
• Biennials are plants with a two-year life cycle.
• How should detours be established in a Category 6 project?
• When should you adjust the Traffic Control Plan (TCP) in a work zone?
• Which is a common error in setting up a one-lane closure?
• Water flowing from the spray equipment to a water source is called?
• At a rate of 3 ounces per acre for 100 acres, how many pounds of herbicide are required?
• How many gallons per minute must a pump deliver to supply 24 gallons per acre when treating an 8-foot swath at 10 mph?
• The movement of herbicide down through the soil is called?
• Which of the following best describes a recommended practice for improving night visibility in Category 6 work zones?
• What is the recommended approach when two work zones converge?
• A sprayer is applying 12 gallons per acre at 15 mph. At what speed would it apply 30 gallons per acre?
• Seedling weeds are easier to control because:
• 2,4-D herbicide to control broadleaf weeds is an example of which weed control?
• Which term describes a herbicide that remains on the plant surface and does not move inside?
• Why is it important to stage devices in a logical sequence?
• Soil-applied herbicides move upward in what plant tissue?
• A boomless spray device that contains a group of straight stream tips, like the fingers on your hand, and that oscillates is the:
• For work performed near utilities, which practice helps prevent accidents?
• Which category of plants is described as having net-like leaf venation and typically not woody?
• Which asset requires vegetation control to support structure inspection, conductor clearance, and emergency service?
• How should pedestrians be guided around a work zone near a crosswalk?
• Which statement best captures the purpose of right-of-way vegetation control?
• Which device provides a continuous horizontal barrier for channelizing traffic?
• Which boomless spraying device uses a group of straight stream tips that resembles fingers and oscillates?
• When two work zones converge, what strategy minimizes confusion?
• Which type of plants has leaves with net-like veins, two leaves at germination, a taproot, buds in each leaf axil, and is not woody?
• Which conditions typically require a flagger to direct traffic in a work zone?
• Which type of plants is characterized by narrow upright leaves with parallel veins, a single leaf at germination, and a fibrous root system?
• Which zone guides drivers toward the work zone?
• A sprayer with a 1,200-gallon tank is calibrated to apply 30 gallons per acre. How many acres can be treated with a full tank?
• What is a key requirement to prevent overload of information for drivers in work zones?
• Which term describes a herbicide that degrades quickly and leaves the environment soon?
• Which term describes herbicides that move within a plant?
• Which term describes the plan for controlling traffic when work is performed at night?
• How many acres are in an area 24 feet wide and 12 miles long?
• Which scenario is a common lane closure in Category 6 work zones?
• How is stop-arm or flagger conflict resolved at a busy intersection work zone?
• Selective weed control programs usually include which of the following?
• Herbicides that do not remain active in the environment for very long are:
• How should workers position themselves relative to moving traffic when performing tasks near the edge of a roadway?
• Applying an herbicide solution to the lower 12-24 inches of the stem of a woody plant is what type of treatment?
• Which factor influences herbicide selectivity?
• What is the primary difference between a temporary barrier and a temporary channelizing device?
• Which signs communicate that a lane is closed ahead?
• Mechanical spray devices for boomless spraying include:
• How should incidents or changes in the TCP be documented on-site?
• How does weather affect Right-Of-Way Control in Category 6?
• Conversion of the active ingredient from a solid or liquid phase to a vapor form is:
• Plants that complete their life cycle in one year are called:
• How should pedestrians be managed in a Category 6 work zone near a sidewalk?
• Using insects to control specific weeds is an example of which control method?
• Which nozzle tips are used evenly spaced on booms?
• How should a flagger coordinate with a police officer on site?
• If the use rate is 1/4% for surfactant and you have 1200 gallons of solution, how many gallons of surfactant are needed?
• With the sprayer stationary, you collect 1 pint (16 oz) of solution in 15 seconds from one nozzle. There are 4 nozzles with a combined swath width of 8 feet. How many gallons per acre will you be applying when traveling at 10 mph?
• Right-of-way vegetation control is generally required to provide which benefits?
• What should a daily inspection of traffic control devices include?
• Flail mowers are an example of which weed control option?
• The control method that is weed-species specific, but inexpensive to maintain, is:
• What practice helps ensure flagger signals are understood by motorists?
• Spray nozzle performance depends on which of the following?
• What is the purpose of taper lengths in lane closures?
• What is the role of a traffic control supervisor (TCS) during a work shift?
• Which area requires vegetation control to maintain sight distance and sign visibility?
• Selective postemergent herbicide is best described as:
• What is the purpose of clearly spaced tapers and proper signage in a lane reduction?
• What is the correct sequence of plant growth stages?
• To treat 75 acres at 3 ounces per acre, how many pounds of herbicide are required?
• How should you respond when a driver ignores flagger directions?
• Fertilizers, mulches, height of cutting, and fire are examples of:
• When should damaged or faded signs and devices be replaced?