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Comparing three scheduling methods using BIM models in the Last Planner System


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Fig. 1

Sectorization of structural works.
Sectorization of structural works.

Fig. 2

Takt-time schedule of structural work. Z1 (Zone 1)–S1 (Story 1).
Takt-time schedule of structural work. Z1 (Zone 1)–S1 (Story 1).

Fig. 3

Flowline schedule of the project.
Flowline schedule of the project.

Fig. 4

Principle of precedence diagram method.
Principle of precedence diagram method.

Fig. 5

Finishing activities using fragmentation and FS0 relationships (adapted from the study by Hajdu (2015)).
Finishing activities using fragmentation and FS0 relationships (adapted from the study by Hajdu (2015)).

Fig. 6

Flowlines scheduling in Vico Office.
Flowlines scheduling in Vico Office.

Fig. 7

Flowlines and point-to-point precedence relations (adapted from the study by Brioso et al. (2016)).
Flowlines and point-to-point precedence relations (adapted from the study by Brioso et al. (2016)).

Fig. 8

4D model of one alternative in Navisworks.
4D model of one alternative in Navisworks.

Fig. 9

Explanation of the workshop 3 with Vico Office.
Explanation of the workshop 3 with Vico Office.

Fig. 10

Generation of flowlines.
Generation of flowlines.

Fig. 11

Takt-time in Vico Office.
Takt-time in Vico Office.

Fig. 12

Costs of the 5D model developed in Vico Office.
Costs of the 5D model developed in Vico Office.

Fig. 13

Survey responses outline.
Survey responses outline.

Summary of the workshop design.

Scheduling methodsToolsTasks
Stage 1Takt-time, flowlines, and PTPPR2D drawings and Excel spreadsheetsManual quantity takeoff
Manual design of crews
Use of Excel spreadsheets to create schedules
Simulation of planned vs. mock-up actual execution
Stage 2Takt-time, flowlines3D models, 4D models, Revit, and Navisworks 2016Automatic extraction of quantitative takeoff
Visualize 4D models
Detect process clashes in the 4D model
Comparison with Stage 1
Stage 3Takt-time, flowlines3D models, 4D and 5D models, and Vico OfficeVisualize 4D and 5D models
Automatic creation of schedules in Vico Office
Iteration of different crews changing data in 5D models
Comparison with Stages 1 and 2

Set of construction alternatives to be used in the three workshops.

AlternativeZones per storyTakt-time (day)FootprintDays per story
Z1 (m2)Z2 (m2)Z3 (m2)Z4 (m2)
3A3153361073
3B319080673
4A41533984624
4B41765562454
eISSN:
1847-6228
Sprache:
Englisch
Zeitrahmen der Veröffentlichung:
Volume Open
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Technik, Einführungen und Gesamtdarstellungen, andere