Term
| When properly equipped, a front end loader can perform tasks associated with each of the following operations except...... |
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Definition
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Term
| What must you do before performing any maintenance action on a front end loader? |
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Definition
| turn the loader off and set the parking brake |
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Term
| When equipped with a multipurpose bucket, what functions can the front end loader not perform ? |
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Definition
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Term
| What bucket control is used to raise and lower the bucket on a front end loader ? |
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Definition
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Term
| To pick up materials from a stockpile with a front end loader, which method do you use? |
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Definition
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Term
| When loading a dump truck with a front end loader, how can you prevent damaging the dump body of the truck ? |
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Definition
| dump the first load a little at a time |
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Term
| What type of front end loader bucket should you use to handle sticky material that has a tendency to cling to the bucket ? |
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Definition
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Term
| How should a dump truck be positioned near the stockpile ? |
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Definition
| centered on the stockpile |
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Term
| How should you backfill a trench when you are using a front end loader with a narrow bucket ? |
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Definition
| backfill the area from an angle |
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Term
| On a front end loader, in what position would you place the lift-control lever in order to back drag the area ? |
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Definition
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Term
| When stockpiling with a front end loader, what happens if the material is worked too much ? |
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Definition
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Term
| Unlike a regular front end loader, what is the advantage of a skid steer front end loader ? |
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Definition
| can operate in smaller areas |
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Term
| Where should you look to determine the type of fluids required on the front end loader ? |
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Definition
| Technical order ( TO ) or owners manuel |
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Term
| On the skid steer front end loader, what will happen if you remove your hands or feet from the travel controls ? |
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Definition
| the equipment will stop moving |
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Term
| To ensure good sweeping action and avoid damage to equipment or bystanders, you should have a broom pattern that is only ...... |
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Definition
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Term
| When moving pallets with a forklift, why should you make sure the forks are spaced far enough apart ? |
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Definition
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Term
| When operating a forklift, what do you do after you have the forks under the pallet ? |
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Definition
| accelerate slightly and pull back on the lift-control lever |
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Term
| When operating a front end loader with a fork attachment, what is used to adjust the forks forward ? |
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Definition
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Term
| What is the efficient operating range of a scaper ? |
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Definition
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Term
| What are the four basic cycles in any scaper operation ? |
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Definition
| loading, hauling, spreading, and returning |
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Term
| What is the best reason to perform a downhill pull with a scaper ? |
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Definition
| to add more material per load |
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Term
| Which of these loading methods generally achieves maximum productivity ? |
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Definition
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Term
| Generally, push-loaded scrapers should be loaded within a maximum stance of how many feet ? |
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Definition
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Term
| When operating a scaper, at what speed should you enter the loading area ? |
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Definition
| controlled high-return speed |
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Term
| When the scraper leaves a cut, why should you allow the scraper to travel a few feet before lifting the bowl to the carrying position ? |
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Definition
| to spread loose material piles in front of the bowl |
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Term
| Which statement describes the proper procedure to begin loading sand with a scaper ? |
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Definition
| use the forward momentum of the scraper |
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Term
| When picking up loose shale with a scraper on level grade, the blade should be positioned to follow.... |
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Definition
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Term
| When spreading materials with scapers, why should you route the scapers so their tracks overlap ? |
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Definition
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Term
| When spreading materials with a scaper, why should you make the fill high on the outside edges ? |
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Definition
| to prevent the scaper from sliding over the edge |
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Term
| For best results when loading wet or sticky material, how far should you bring the scaper tailgate forward each time ? |
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Definition
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Term
| Whenb using a scraper, what can you do to save valuable time on short radius turns ? |
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Definition
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Term
| If the haul road on which you are operating a scraper is rough and no grader is available, you should........ |
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Definition
| lower the scaper bowl on the return trip to level the road |
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Term
| What can you do to eliminate bouncing when traveling in a scraper unit ? |
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Definition
| carry the scraper bowl close to the ground |
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Term
Whentowing a sheepsfoot roller on the road, you should work the roller in what direction? |
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Definition
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Term
| What happens to the one to two inches of loose material left by a sheepsfoot roller ? |
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Definition
| it assists in bonding successive layers |
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Term
| What is the purpose of equipping steel-wheel rollers with scraper blades ? |
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Definition
| keep drum rolls clean and free of debris |
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Term
| How can you prevent asphalt from sticking to the drum rolls of a steel -wheel roller ? |
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Definition
| by using water from spray bars |
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Term
| When using a steel wheel roller to roll asphalt, how can you prevent the drive roll from pushing the asphalt up in front of the drum ? |
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Definition
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Term
What can happen if you leave the steel wheel roller standing on new road surfaces ?
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Definition
| depressions will be left in the pavement |
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Term
| Pneumatic-tired rollers are used when the soil to be compacted requires........ |
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Definition
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Term
| One difference between the self propelled pneumatic roller and the 13-wheeled towed roller is that the self propelled roller...... |
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Definition
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Term
| How can you ensure uniform compaction with the pneumatic tired roller ? |
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Definition
| maintain even tire pressure |
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Term
| What precaution must you take when using articulated steering on a grader with the blade positioned at an acute angle ? |
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Definition
| running the blade into the rear tires on turns |
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Term
| What term do we use to designate a grader's moldboard ends ? |
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Definition
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Term
| You regulate the depth of you cut with a grader by ? |
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Definition
| raising or lowering the toe of the moldboard |
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Term
| To have the material cut by a grader form a windrow, you must....... |
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Definition
| lower the heel of the moldboard |
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Term
| By adjusting the pitch of a grader moldboard, you change the .... |
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Definition
| cutting or dragging action of the cutting edge |
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Term
| What type of action occurrs when you pitch a grader scarifier to the rear ? |
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Definition
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Term
| When removing teeth from a grader scarifier, which tooth do you take out first ? |
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Definition
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Term
| What happens if you lower the ripper teeth on a grader too much ? |
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Definition
| it raises the grader's rear end |
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Term
| Aftr using a scarfier and ripper, what is the next step you perform with grader on a road project ? |
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Definition
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Term
| The grading operation that spreads material away from the ditching operation and toward the middle of the road we call..... |
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Definition
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Term
| When cutting back the slope of a ditch with a grader, position the circle and blade to ensure the material flows.... |
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Definition
| inside the right rear tandem tire |
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Term
| How can you avoid leaving an edge when making the final leveling pass with a grader ? |
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Definition
| lift the trailing edge of the blade |
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Term
| Windrows piled in front of the rear grader tires when leveling affect..... |
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Definition
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Term
| Besides adding to the appearance of a job, what is the benefit of sloping the bank of a ditch ? |
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Definition
| prevents the bank fom crumbling |
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Term
| Preparing the downward slope from the centerline to the shoulder of a road is ..... |
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Definition
| the final step in road grading |
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Term
| Before making any grading cuts on a project, what do you examine ? |
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Definition
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Term
| Idealy, we construct road mix pavements during dry weather whent he tempature is at .... |
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Definition
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Term
| When mixing bitumen with a grader, turn the material from one side if he road to the other a minimum of ... |
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Definition
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Term
| Othe rthan on the equipment itself, where can you find lube charts that pertain to a particular piece of equipment ? |
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Definition
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Term
| Why should the point of the V tread on the grader front tires meet the ground last ? |
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Definition
| to make the front tires wear longer |
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Term
| On the crawler type dozer, why do you allow the engine to idle three to five minutes before shut down ? |
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Definition
| prevent damage to the turbo charger |
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Term
| Besides normal up and down blade controls, what other control levers may be on some dozers ? |
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Definition
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Term
| The attachment of a rear mounted ripper to a dozer does not seriously affect the ...... |
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Definition
| maneuverability of the dozer |
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Term
| What do you do if you are ripping material and your dozer continually lags or stalls ? |
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Definition
| reduce the number of teeth |
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Term
| When pushing the material with a dozer, what decreases the response time when using the blade lift control ? |
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Definition
| added weight of material on the dozer blade |
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Term
| What can cause a bulldozer to nose up and down, creating an uneven work surface ? |
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Definition
| raising and lowering the blade too much |
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Term
| Use side by side dozing only for hauls of at least ..... |
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Definition
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Term
| When you use spillage from the first two passes of a dozer to build a windrows that hold the earth in front of the blade, what method of dozing are you performing ? |
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Definition
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Term
| You are about to remove a medium-sized tree. For your initial contact with the tree, in what position do you place your dozer blade ? |
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Definition
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Term
| If your dozer can not initially push over a large tree, what do you do ? |
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Definition
| cut the roots of the stump and push it out |
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Term
| How do you remove stumps with a dozer ? |
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Definition
| cut the roots of the stump and push it out |
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Term
| When removing a rock with a dozer, if you repeatedly let the corner of the blade dig, what can happen ? |
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Definition
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Term
| To make a side-hill cut with a dozer, how do you start the cut ? |
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Definition
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Term
| How far from the construction stakes do you line up your dozer when building a V ditch ? |
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Definition
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Term
| At least how many inches of solid material must be over a culvert before you can cross it safely with a dozer ? |
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Definition
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Term
| Finishing with a dozer is best done at what spped and capacity ? |
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Definition
| highest speed possible with the blade at least half full of material |
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Term
| When constructing a stockpile with a bulldozer, why should you gradually raise the blade at the end of the cut ? |
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Definition
| to avoid creating an abrupt ridge |
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Term
| What happens if you stockpile aggregate blends of material ( coarse and fine particles ) in a cone-shaped mound ( sloping sides ) ? |
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Definition
| particle segregation can occurr |
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Term
| What is the minimum slide slope ratio for berms ? |
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Definition
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Term
| What are the two main elements that cause erosion on a berm ? |
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Definition
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Term
| When using your dozer as a pusher to load a scraper, what happens if you push too hard ? |
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Definition
| The scraper can jackknife and cause damage or injury |
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Term
| On a dozer, what type of connection do we use to tow equipment ? |
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Definition
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Term
| How do you usually rate the power of a winch on a dozer ? |
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Definition
| Maximum pull exerted on its line |
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Term
| Before using a winch on a dozer that is in the stationary position, you must ? |
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Definition
| line up the dozer with the pull |
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Term
| Why do you clean the mud out of the tracks of your dozer ? |
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Definition
all of the above
1. to keep the rollers from developing flat spots because they are unable to move
2. to keep the rollers from freezing in place
3. to find lubrication points |
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Term
| Fuel your dozer at the end of the workday in order to ? |
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Definition
| prevent condensation in the fuel tank |
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Term
| What happens if you operate your dozer with the tracks too tight ? |
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Definition
| engine horsepower is reduced |
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Term
| What is the correct adjustment ( distance ) between the bottom of the straightedge to the top of the plate on a dozer track when checking tension ? |
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Definition
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Term
| How often do you change the secondary ( inner ) element of the air intake breathers on a dozer ? |
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Definition
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Term
| What is the most important part of changing the cutting edges on a bulldozer ? |
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Definition
| making sure the cutting edges are blocked |
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Term
| What color do we use to make change to an as-built drawing ? |
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Definition
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Term
| Which of these jobs would require a thorough inspection, but would not require an AF form 103, Base Civil Engineer Work Clearance Request ? |
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Definition
| plowing or tilling the soil |
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Term
| What is the purpose of obtaining an AF Form 103 before excavating ? |
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Definition
All of the above
1. prevent loss of life
2. prevent disturbance of aircraft
3. prevent unscheluled utility outage |
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Term
| When using a trencher, the cuttings can be pulled back away from the ditch by using a ... |
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Definition
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Term
| When excavating a ditch, what happens if you move your trencher forward to fast ? |
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Definition
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Term
| If you know the location of an obstacle where you are trenching, you must..... |
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Definition
| stay at least a foot away from it |
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Term
| Whats limits the digging depth of the backhoe ? |
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Definition
| length of the boom and dipper stick |
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Term
| On a normal backhoe, where do the five cylinders that control the operation of the swing , boom, dipper stick, and bucket recieve hydraulic pressure ? |
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Definition
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Term
| If you leave the rear tires on the ground when operating a backhoe, what effect can this have ? |
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Definition
| reduces machine stability |
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Term
| If the bucket stalls while you are excavating with a backhoe ...... |
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Definition
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Term
| If you are operating a backhoe and someone steps in the swing radius of the bucket........ |
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Definition
| ground the bucket until the person moves out of the area |
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Term
| Which is not a safety factor you must consider when loading materials with a backhoe ? |
|
Definition
| be sure to have a AF Form 103 in your possession |
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Term
| What makes the rubber tired excavator a highly mobile piece of equipment ? |
|
Definition
| it operates with self-propelled wheel mountings |
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Term
| How do you disengage the blade/swing interlock switch on a excavator ? |
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Definition
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|
Term
How do you activate the impactor on a excavator
? |
|
Definition
| depress the attachment-control lever |
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Term
| An advantage of using the compactor attachment on a excavator is that it ..... |
|
Definition
| helps seal the surface against evaporation of internal moisture |
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Term
| While excavating a ditch, which construction stakes should not be disturbed ? |
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Definition
|
|
Term
| What does a hub stake indicate on an excavation site ? |
|
Definition
| exact position or elevation |
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Term
| When making a rectangular-shaped excavation, why is it important to plan the digging sequence ? |
|
Definition
| to prevent working into situations where the machine cannot be repositioned |
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Term
| When doing an excavation, where do you lose most of your digging time ? |
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Definition
| repositioning the machine |
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Term
| When digging a basement, if the first cut is to be made on the west line of the project, the starting point should be where the boom and dipper stick reach the .... |
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Definition
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|
Term
| What safety precaution prevents cave-ins during excavation ? |
|
Definition
| shore the sides of the excavation |
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Term
| The best way to drain water out of a trench is to use a... |
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Definition
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|
Term
| In a diaphragm pump, what type of force moves liquid from the intake to the discharge valve ? |
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Definition
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|
Term
| The mud hog and water hog are considered what type of pump ? |
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Definition
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|
Term
| The most convenient way to mount equipmen on an industrial tractor is with a .... |
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Definition
|
|
Term
| Which statement describes a floating drawbar ? |
|
Definition
| a cross bar fastened to the lower links of a three point hitch ? |
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Term
| On industrial tractor fitted with a power takeoff ( PTO ) when, if ever, should the PTO not be engaged ? |
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Definition
| When no PTO-driven equipment is mounted to the tractor |
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Term
| What is the approximate diameter of an auger that we use to dig postholes ? |
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Definition
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|
Term
| A front end load bucket attachment on an industrial tractor is best suited for..... |
|
Definition
| excavating light material |
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Term
| What are the two types of certification required by Department of Defense/ Air Force ( DOD/AF ) to operate on a flightline ? |
|
Definition
| initial certification and periodic recertification |
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|
Term
| What AF form do we use to document annual certification training ? |
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Definition
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