City Cranes
A small 2-axle mobile crane, referred to as a City crane is designed to be utilized in tight areas where the regular cranes could not venture. City cranes are utilized to work inside buildings or to travel through gates. During the 1990s, City cranes were developed as an answer to the growing urban density in Japan. Numerous cities within Japan began cramming and building more structures near each other and it became necessary to have a crane which was capable of navigating through the small roads in Japan.
City cranes are basically small rough terrain cranes. They are designed to be road legal and are characterized by a short chassis, a single cab, independent steering on each axle, and a 2-axle design. Additionally, these types of machines provided a slanted retractable boom. This type of retractable boom takes up much less space compared to a horizontal boom of comparable size would.
Regular Truck Crane
Mobile cranes with a lattice boom are considered standard truck crane booms. This model has a lighter hydraulic truck crane boom. There are multiple boom sections that could be added to allow the crane to reach over and up an obstacle. A typical truck crane needs separate power in order to move down and up, as it is not able to raise and lower with hydraulic power.
Kangaroo Crane
A jumping crane is another name for a kangaroo crane. This unit is an articulated-jib slewing crane with an integrated bunker. These cranes originated in Australia. They are usually utilized in high-rise construction projects. Kangaroo cranes are unique within the industry in the way that they could raise themselves as the building they are working on increases in height. These specific cranes are anchored using a long leg. This leg runs down an elevator shaft of the building they are constructing.