A Study of Lean Construction Practices in Gaza Strip

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Table 4.17 Simulation results No. Activity Process 1 Mobilization 2 Plain concrete 3 Foundation 4 Column neck 5 Bitumen isolation 6 Back filling V.A.Time 1 (hours) N.V.A.Time 2 (hours) Cleaning 0 48 Excavation 95.29 0 Laboratory 0 8.06 Casting 3.97 0 Form work 0 34.83 Remove form work 0 5.03 Fix steel 15.94 0 Form work 0 129.6 Casting 15.55 0 Remove form work 0 31.34 Form work 0 79.23 Casting 1.26 0 Remove form work 0 19.92 Cleaning 0 11.86 Isolation work 39.86 0 Layer 1 23.47 0 Layer 2 16.46 0 Layer 3 15.82 0 Laboratory 0 7.1 Laboratory 0 3.57 Laboratory 0 3.51 1. V.A.Time: Value Added Time: Valued added time / hours 2. N.V.A.Time: Non Value Added time/ hours. 56
Table 4.17 Simulation results (Cont.) No. Activity Process 7 Ground Beam 8 Ground Floor 9 Column Work 10 Slab Work 11 Building Work . V.A.Time (hours) N.V.A.Time (hours) Form work 0 56.85 Casting 4.19 Remove form work 0 25.58 Steel work 14 0 Installation P.V.C 6.21 0 Electrical work 11.76 0 Casting 4.95 0 Mechanical work 4.95 0 Preparation 0 10.99 Steel work 27.03 0 Steel work 15.87 0 Casting 1.23 0 Form work 0 163.82 Remove form work 0 19.68 Casting 8.98 0 Electrical Work 8.69 0 Form work 0 31.58 Hollow cement 19.85 0 Remove form work 0 40.87 Steel work 32.86 0 Building 1 173.29 0 Building 2 133.24 0 Building 3 173.69 0 Form work 1 0 19.62 Form work 2 0 19.72 Cast1 5.87 0 Cast2 5.98 0 Remove 1 0 11.72 Remove2 0 11.88 57 0
Page 1:
The Islamic University of Gaza Dean
Page 4 and 5:
Acknowledgment I would like to expr
Page 6 and 7:
ABSTRACT This research deals with t
Page 8 and 9:
2.5.6 Increase Output Flexibility .
Page 10 and 11:
Appendices Appendix (A): Daily Repo
Page 12 and 13:
List of Tables Table 2.1: Conceptua
Page 14 and 15:
List of Figures Figure 2.1: Reducti
Page 16 and 17:
1.1 Statement of the Problem Most o
Page 18 and 19:
2.1 Lean Construction History Chapt
Page 20 and 21: 2.3 Impact of Lean Construction Acc
Page 22 and 23: Table 2.1 Conceptualization of lean
Page 24 and 25: for measuring the percent plan comp
Page 26 and 27: 2.5.6 Increase output flexibility F
Page 28 and 29: � The more wastes inherent in the
Page 30 and 31: 3. System requires the need to deve
Page 32 and 33: the work flow, material flow, produ
Page 34 and 35: • Straighten Next, materials were
Page 36 and 37: Material Productivity = Total Outpu
Page 38 and 39: investigation showed that 25 percen
Page 40 and 41: 7. Poor technology of equipment. 8.
Page 42 and 43: 2. Unnecessary material handling. 3
Page 44 and 45: inventory (Wrong storage of materia
Page 46 and 47: Main Activity Mobilization and exca
Page 48 and 49: 4. Sort the candidates in order of
Page 50 and 51: 4.2 Project Activities Lean constru
Page 52 and 53: Table 4.2 represents the resources,
Page 54 and 55: Main Activity Slab work Building wo
Page 56 and 57: 4.4.1 Mobilization and excavation T
Page 58 and 59: 4.4.4 Neck column Table (4.6) shows
Page 60 and 61: 4.4.7 Ground beam The twelve proces
Page 62 and 63: 4.4.10 Ground floor slab The eleven
Page 64 and 65: No. 9 10 11 Table 4.14 Non-value ad
Page 66 and 67: 4.5 Remove or Reduce the Influence
Page 68 and 69: The result by using arena simulatio
Page 72 and 73: Table 4.17 Simulation results (Cont
Page 74 and 75: 4.5.3 Foundation Table (4.20) shows
Page 76 and 77: 4.5.7 Ground beam Table (4.24) show
Page 78 and 79: 4.5.11 Column first floor Table (4.
Page 80 and 81: 4.6 Identify the Cause of Waste Tab
Page 82 and 83: Percent of value adding time 35% 30
Page 84 and 85: Table 4.33 Total project duration N
Page 86 and 87: Then, the processes with the greate
Page 88 and 89: number of workers to 12 workers sho
Page 90 and 91: Activity Process Ground floor Colum
Page 92 and 93: Actual project duration was 6000 ho
Page 94 and 95: Date Process Assigned Process Compl
Page 96 and 97: 5.1 Conclusion Chapter Five Conclus
Page 98 and 99: References 1. Abudallah Fawaz , (20
Page 100 and 101: 27. Graham, P. and Smithers, G., (1
Page 102 and 103: 51. Serpell, A.; Venturi, A. and Co
Page 104 and 105: Appendices (A) Daily report Date Ac
Page 106 and 107: 04/09/2003 06/09/2003 07/09/2003 08
Page 108 and 109: 18/12/2003 20/12/2003 21/12/2003 22
Page 110 and 111: 11/04/2004 12/04/2004 13/04/2004 14
Page 112 and 113: Appendix (B) Arena Simulation Compu
Page 114: Appendix (C ) Simulation result of
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