2. The Horrible 90's Statistics…
• 91 % of the projects in India Big and Small are delayed
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94 % of the projects in India are overrun in costs by 15%
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99% of the projects show low job satisfaction for employees
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92 % of first time customers don’t want to repeat the
contractors/builders
•
90% of people did not like the finished product – expectation vs
reality
Courtesy – i Talent - Nagpur
4. WASTAGES
Basic Contents of work
Anything beyond the absolute minimum
Materials, Machines and Labor…..
Is
WASTE
5. EXAMPLES OF WASTE
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Poor Design
Poor Constructability
Poor Layout
Excessive Staff
Poor Procurement
Lack of Flow of Work
Lack of Co-ordination
Poor Planning
Inefficient processes
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Inefficiency in Machinery
working
Wastages of Materials
Overrun in Time
Overrun in Cost
Adversarial Relationships
Disputes
Arbitration
And so on……
6. WASTAGES
CONSTRUCTION INDUSTRY
40 – 60 %
DR.TARIQ ABDEL HAMID, Prof.
Construction Management, Michigan Univ.
Construction Industry Institute (USA)
9. DEFINITION
LEAN CONSTRUCTION
Lean construction is a “way to design production
systems to minimize waste of materials, time, and effort
in order to generate the maximum possible amount of
value” (Koskela et al. 2002)
Optimizing Efforts, Minimizing Costs and
Time, Reducing Waste, Creating Value
What Best Can be done, Should be done
10. LEAN CONSTRUCTION TOOLS
Value stream mapping
Waste walk & Reduction
Building Information Modeling(BIM)
5 Whys
A3 reports
Poke-a-yoke
Partnering
Last Planner