Paver Operation and Safety Level 2

How is the mix transferred from the hopper to the screed?

Through a mechanical arm
Through a pneumatic system
Through a single, adjustable conveyor chain
Through two adjustable, separate conveyor chains (correct)

What is the purpose of the push rollers on the feeding trucks ?

To push the feeding trucks (correct)
To adjust the screed angle
To spread the mix
To compact the mix

How can the height of the augers be adjusted?

Only with mechanic sensors
Either manually or automatically (correct)
Automatically
Manually

What is the purpose of the screed tow point adjustment?

To change the screed angle of attack (B) Signup and view all the answers

What is the purpose of the 'Extend/Retract Screed' function?

To extend or retract the screed plate for different paving widths (B) Signup and view all the answers

What happens when the truck is signaled to 'Raise Dump Box'?

The truck raises the dump box and begins transferring material (C) Signup and view all the answers

What is the purpose of the 'Hydraulic Screed Assist' function?

To assist the screed in vibrating or oscillating (A) Signup and view all the answers

What happens when the paver is set to 'Manual' mode?

The paver's functions can be set from different switches or screens (A) Signup and view all the answers

What is the purpose of the 'Truck – Stop' signal?

To signal the truck to stop or dock at the paver (D) Signup and view all the answers

What is the purpose of the 'Emergency Stop Button' on a paver?

To stop the paver immediately in case of a dangerous situation (B) Signup and view all the answers

What is the function of the 'Reversing Conveyors' on a paver?

To minimize material spillage out the paver feed tunnels whenever the paver is to travel around the work site. (C) Signup and view all the answers

How can the paving functions and parameters be set on a paver?

From either the main control desk or the lateral screed controls (D) Signup and view all the answers

What is the function of the 'Pivot Steer' on a wheeled paver?

This fuction minimizes the outside turning circle during positioning manuvers and paving. (B) Signup and view all the answers

What enables paving functions like screed freeze, screed hold, or screed assist?

The screed raising/lowering cylinders (C) Signup and view all the answers

How is the pre-compaction of the laid material and profiling of the new asphalt layer achieved?

By the screed weight and compaction devices (C) Signup and view all the answers

What is the purpose of the push rollers?

The push roller is the portion of the paver that contacts the dump truck rear wheels (C) Signup and view all the answers

What factor determines the asphalt lift thickness when paving ?

The tow point cylinders (C) Signup and view all the answers

What is the function of the Autoset 'Positioning Function' on a Vögele road paver?

Assisting the paver's self-levelling process when moving the the paving from one side of the jobsite to the other . (B) Signup and view all the answers

What is the purpose of the 'ECOplus' system on a Vögele road paver?

To optimize the engine's fuel efficiency and reduce emissions (B) Signup and view all the answers

What can be adjusted using the 'Advanced Auger Setting' on a Vögele road paver?

The auger's rotational speed and direction (D) Signup and view all the answers

What is the purpose of the 'Info Matrix' on a Vögele road paver?

To provide real-time information on the paving process and material flow (C) Signup and view all the answers

What is the function of the 'Service Area' on a Vögele road paver?

To provide access to the paver's maintenance and service points (B) Signup and view all the answers

What is the primary function of a road paver?

To lay down the material (A) Signup and view all the answers

What is the purpose of setting up the right auger height?

To achieve a constant head of material (D) Signup and view all the answers

What happens when the tow points are changed?

The screed angle of attack changes (D) Signup and view all the answers

What is the purpose of the screed float?

To spread and smooth out, or screed, the material (e.g. concrete or asphalt)Below it (A) Signup and view all the answers

What is the purpose of using auger extensions and tunnel plates?

To reduce segregation in the lateral areas (A) Signup and view all the answers

What is the purpose of the screed hold/float off function?

To prevent the screed from sinking when stopping (B) Signup and view all the answers

What is the purpose of the screed freeze function?

To prevent the screed from floating up when resuming paving (D) Signup and view all the answers

Why is it important to ensure a constant head of material?

To ensure a smooth and even paving process (A) Signup and view all the answers

What is the effect of changing the tow points on the paving depth?

As the tow point rises in eleivation, the screed angle increases,resulting in a thicker mat. (B) Signup and view all the answers

What is the purpose of setting up the feed ratio of conveyor and auger sensors?

To ensure a continuous flow of material (C) Signup and view all the answers

What is the primary function of the advance drive in a road paver?

To avoid hard docking of the dump trucks and maintain direction stability (C) Signup and view all the answers

What is the purpose of checking the asphalt temperature during paving?

To prevent segregation of the material (D) Signup and view all the answers

What is the function of the screed heating in a road paver?

To prevent the material from sticking to the screed plates and pressure bars (B) Signup and view all the answers