TOWER CRANE INSTALLATION WORK

Introduction Types of Crane Different Components

of Crane Erection Procedure Utility to Project/Site Disadvantages Statistical Analysis

Topics : -

Definition : A crane is a type of machine, generally equipped with a Hoist, Wire ropes or chains, and sheaves, that can be used both to lift and lower materials and to move them horizontally.

Introduction: -Types of Tower Crane Ancient Crane Mobile Crane Telescopic Crane Tower Crane Loader Crane Stacker Crane Gantry Crane Overhead Crane

Uses of Tower Crane : It is mainly used for lifting heavy things and

transporting them to other places. It uses one or more simple machines to create

mechanical advantages and thus move loads beyond the normal capability of a human.

Cranes are commonly used in transport industry, in the construction industry (real estate) for the movement of materials and in the manufacturing industry for the assembling of heavy equipment's.

Different Component's of Crane -

Erection Procedure :

The Base

Climbing Tower

Swing Ring

Boom

Boom

Operator’s Cabin

Counter Weight

Load Carried by the Boom

Sr no.Distance from the mast

(In meters)Load Carrying Capacity

(In MT)

1 10m 6

2 20m 4

3 30m 3

4 40m 2

Utility to the ProjectsTime Saving MachineMultipurpose in UseHeavy DutyHigh PerformanceEase even in Critical SituationCan be transferred from on project to

anotherOptimum Utilization of Resources

DisadvantagesCumbersome to erect & DismantleHigh Initial cost for erection as well

as dismantling Skilled operators are requiredMaintenance is difficultSometimes creates safety problemsLimited for the projects with large

areas

Statistical Analysis

Sr no. Particulars with crane with Lifts

1 Concreting (Eg. 7000 sft) 10Hr25Hr

2 Labours required for 15-2545-60

3 R/F shifting within the site 1-1.5Hr8-10Hr

41/2 Yearly maintenance

cost30000

5000

5 Erection - Dismantling cost 1,00,00025,000

6 Wastages of concrete0.25% 3%

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