Today, with the advancement and development of technology and the emergence of new human needs, various tools and devices have been made to meet these needs. The invention, development and application of road construction tools is not separate from this issue and today there are various machines in this field. The machines used for road construction are called road construction and construction machines, and they can be used for various tasks.
In fact, road construction machines are one of the best human inventions for road construction, and the reason for this is that the use of these tools has helped to save a lot of time, increase the safety of working with them, and reduce the difficulty of work. also be reduced.
Classification of road construction machinery

Types of road and construction machinery and their application
Tractor and Bulldozer:
Tractor and bulldozer are among the most important road construction machines that have many applications such as pulling or moving objects and loads forward. Bulldozers help to level the land and clear it, and they also help to create basic roads.
Excavator:
Excavator is used in operations such as digging a hole and loading it with a truck, etc., and its powerful types can also move all kinds of rocks and stones without initial destruction.
Crane:
Cranes have a steering room and a long beam, which are mainly used to lift heavy objects and move them.
Script:
Scraper is also a machine that carries out the act of loading, transporting and unloading soil materials in medium and long distances alone.
Loader:
Loaders are one of the most important machines that are designed and manufactured in different types and are used for earth removal.
Truck:
Trucks are the most common way to transport earth materials and are very flexible. Their types of dumpers are suitable for on-road and off-road movement.
Grader:
Motorized grader is mainly used for adjusting the slope, shaping the slopes and leveling the range of embankments and excavations, digging, mixing, spreading the mixture of soil and bituminous materials.
Roller:
Rollers are used to compact earth and stone materials.




