Bases Fixing Angles For L68B1 Mast

Products Specification

Type , Model: Adaptor Mast From 1.6m L40 To 1.6 K40

Size: 2M

Use for : L66A1, L66A3 ,L 68A1, L68A3, L68B1, L68B2 , L68B3  mast section , P20A  R20A, P21A  R21A  ,2m L type mast

Materials: Q345B

Process: Blasting derusting, 

Painting:  Under painting , Middle painting, Surface painting.

Our factory produce and supply almost all famous brand tower crane :Mast section, Anchor Frame, Fixing angle ,Adaptor and so on as good quality and price.

Bases Fixing Angles For L68B1 Mast

Tower Crane Knowledge sharing：

Safety operation rules of tower crane: safety inspection before and after operation, personnel management, operation precautions

Safety operation rules of tower crane: safety inspection before and after operation of tower crane, personnel management, matters needing attention in operation of tower crane.

(1) the track foundation or concrete foundation of tower crane must be checked and calculated through design, and can only be used after acceptance.

The slope and drainage facilities shall be built around the foundation, and a safe distance shall be kept from the foundation pit.

Bases Fixing Angles For L68B1 Mast

(2) tower crane foundation soil bearing capacity must be used strictly in accordance with the original factory rules or meet: medium tower for 8 ~ 12 t / ㎡, heavy tower for 12 ~ 16 t / ㎡.

(3) the demolition and installation of tower cranes must be carried out by a professional team that has obtained the qualification certificate for the demolition and installation issued by the construction administrative department.

(4) disassembling and assembling personnel shall wear safety protection articles, fasten safety belt when working in height, and be familiar with and conscientiously implement disassembling and assembling process and operating procedures.

(5) jacking, installation and disassembly shall not be carried out when the wind force reaches grade 4 or above.

Before jacking, check the connection of each part of hydraulic jacking system. Do not swing boom or other work when jacking.

Bases Fixing Angles For L68B1 Mast

(6) after the installation of the tower crane, technical inspection and adjustment of the whole machine shall be carried out, and only after passing the inspection in stages and the whole machine can it be delivered for use.

In the case of no load, the vertical deviation between the tower and the ground shall not exceed 4/1000. The motor and hydraulic device of the tower crane shall be in accordance with the relevant provisions on the motor and hydraulic device.

(7) tower crane metal structure, track and all electrical equipment metal shell should be reliable grounding device, grounding resistance should not be greater than 4 Ω, and should set up a lightning protection device.

Bases Fixing Angles For L68B1 Mast

(8) the strut arrangement mode, mutual spacing and distance between walls of each attachment device shall be in accordance with the provisions of the original factory, and the self-made strut shall have a design calculation book.

(9) tower cranes shall not be operated close to overhead transmission lines. If limited to site conditions, safety protection measures must be taken when they must be operated online and at the roadside.

The safe distance between tower cranes and overhead transmission wires shall comply with the regulations.

(10) when the tower crane is in operation, there shall be enough working site, and there shall be no obstacles in the lifting boom and turning radius of the tower crane.

Bases Fixing Angles For L68B1 Mast