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Need, Advantages and Disadvantages:MVCT202 Prefabrication construction and its design technology

Posted by : Saurabh Gupta Sunday, May 7, 2017

NEED OF PREFABRICATION
•Demand
•Difficulty
•Distance 
•Recurring Demand
•Economy
•Quality
•Environment


WHY  PREFABRICATION ?

ADVANTAGES OF PREFABRICATION
•SPEED – 40% for  single storied building
      25% to 40% for multi storied buildings
•Reduction in cost -  15-20% ( framework, shuttering, labor, material)
•Disciplined use of scare materials - involve optimization theory
•High Productivity
•Good technical control
•Strength and Quality
•Uniformity in quality
•Higher working stress
•Weather condition
•Clean and dry site
•Improvement in working condition for the laborer
•Onsite congestion control 


DISADVANTAGES OF PREFABRICATION
•Initial Cost
•Handling
•Failure of joints
•Leakage
•Transportation cost
•Heavy duty cranes & equipment
•Precision and Accuracy
•Local job lost

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