TOWER CRANE INSTALLATION WORK
Nov 30, 2014
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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