Top 10 Highway System in the World At the beginning of the early 20th century, the highest train speed with more than 200 km/h is very few in the world. Until 1964, Asia, North America and Australia raise a upsurge of highway and rail...

HZQ leg bridge machine installation and vertical shift Easy bridge machine vertical shift its legs generally have two, vertical shift using self-propelled vertical shift-car driver moving on the vertical shift rail. Traverse two legs, traver...

Works HZQ double girder bridge machine guide Central Construction Machinery production rail-cum-bridge machine to draw from the characteristics of various types of foreign and successful experience erecting machine factory highway bridge mac...

Gantry design factors should be considered Safety performance of construction machinery equipment from design to production, installation, operation all eleven reflect its design is the most basic of the most important aspect. Technology res...

Bridge and road maintenance machine HZQ Central Construction Machinery production HZQ road bridge machine to its instruction manual, highlighted before the formal lifting equipment, lifting first trial, the test must also be overloaded. Gene...

Crane weight limit the use and composition Lifting weight limit is understood literally means weight limit for lifting machinery, lifting machinery must be installed which is a security guard. Lifting machinery such as: truck cranes, crawler...

Crane compares the advantages and disadvantages of several connection methods Common cranes connection methods riveting, welding, pin connections, ordinary bolt connection, high strength bolt connection, the following link will analyze the a...

Crossing the bridge over the transport and assembly machines Erecting machine due to its structural characteristics and special requirements of the road to walk on, and must be transported in a disassembled state, if necessary. 1, the transp...

Classification of Girder Bridge Before we talk about a lot of expertise on the bridge cranes, gantry cranes, bridge machine, but they have little understanding of the construction of facilities, then by the Central Construction Machinery eng...

Crane bridge deformation causes and repair methods Metal structural deformation is relatively common problem, but as a type of crane bridge carrying the main component of the main beam is the inevitable question, in order to avoid the occurr...

What work should be prepared before erecting crane? Crane is a large device, be sure to prepare working hypothesis before the erection of the work to ensure that the crane was intact. Before erection and installation staff and related person...

Handling crane installation Emergency Accident Crane installation work, there will always be some emergency, but also pay attention to the method of dealing with these incidents, for example: 1. Most of the crane girder staging to the scene...