MCT78 Tower Crane Lease Rent Hire

MCT78 Tower Crane Lease Rent Hire

Series , Luffing jib Crane, Topkit tower crane, Hammer head tower crane, Topless tower crane, Flat top tower crane,

Model,

Jib length,   m

Max load,   Ton

Tip load,    Ton

Type, Stationary , Inter climbing ,Travelling,

And other Famous brand, Model ,  Depend on the brand , Model Ability , Year , Height and etc u want.

We have large units store.  From 6Ton to 20Ton. Store and Service all over the world.

Mean time , We supply all the Spare Parts U may need as follow,

Masts Section ,  Anchor Frame, Collar ,Tie , Fixing angle , Cabin, Hoist mech. Trolley mech. Luffing Mech. Slewing Mech. Pulley and etc.

MCT78 Tower Crane Lease Rent Hire

Tower Crane Knowledge sharing：

tower crane foundation be designed to ensure safe and smooth construction

There are quite a few cases of tower crane accidents related to tower crane collapse, which is caused by unqualified foundation of tower crane. This shows that the tower crane foundation construction is to ensure the safety of the construction of an indispensable link. How can tower crane foundation be designed to ensure safe and smooth construction

MCT78 Tower Crane Lease Rent Hire

One part of the site in order to seize the construction period, in the case of insufficient concrete strength and hasty installation, so that the tower crane bearing more than the limit of the ground stress, thus collapse, tipping over the unfortunate events

In some construction units, the excavation near the foundation of the tower crane results in landslide and even displacement, which leads to tower crane accident.

MCT78 Tower Crane Lease Rent Hire

In recent years, the excessive pumping of groundwater in many cities in China has resulted in the formation of groundwater funnels, which have caused uneven subsidence and affected the operation and construction of tower cranes.

Therefore, to prevent the collapse of tower crane accident, the construction unit in the tower crane foundation, must ensure that the endurance in line with the design requirements, the strength of reinforced concrete at least 80% of the design value. For tower crane foundations with basement works, special measures should be taken,

MCT78 Tower Crane Lease Rent Hire

such as piling under the foundation, and welding the reinforcement at the pile end and the foundation foundation bolts together firmly. The bottom of the concrete foundation shall be leveled and rammed, and the bottom of the foundation shall not be made into a pot bottom.

The size error of foundation bolts must be strictly in accordance with the requirements of the foundation drawing construction, foundation bolts to maintain sufficient length of the exposed ground, each foundation bolts to double nut pre-tightening.

MCT78 Tower Crane Lease Rent Hire

The surface of the foundation shall be treated before installation to ensure that the levelness of the foundation shall not exceed 1/1000. At the same time, the tower crane foundation shall not accumulate water, which will cause uneven settlement of the tower crane foundation. No pit or trench shall be dug in the vicinity of the tower crane foundation.

MCT78 Tower Crane Lease Rent Hire

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