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Transcript of 5. 11.2015 Model-based Estimating Olli Seppänen Professor of Practice Operations Management in...
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5. 11.2015
Model-based EstimatingOlli SeppänenProfessor of PracticeOperations Management in ConstructionDepartment of Civil and Structural Engineering
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BIM > another step change for estimating
As the technology continually improves, one thing does not change….
The need for an Estimator!
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Evolutionary Estimating
Target €
€ / M2
€ / SYS
€ / Element
€ / Activit
y
€ / Unit
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Why use BIM in estimating?
Decision Support &
Superior Interaction
Improve Efficiency &
Reduce Design, Cost &
Schedule Risk
Make Life Easy
for GCs / Subs
Win Business+
Reduce RiskMake Life Easy for
Owners/Designers
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BIM ties disciplines together: Quality-Schedule-Cost
CAD/
BIM
ENTERPRISE
Actual Cost, Quantity & Production data mining
SchedulePlanning
ProductionControl4D
CostPlanning
CostControl5D
Build toDesign
Design toBuild 3D
2D/
2D/3D Design
ProjectAccounting
ChangeMgmt
QuantityTakeoff
CostEstimating
ProjectScheduling
BidMgmt
CostControl
ProductionControl
ConstructabilityAnalysis
BIM to FieldIntegration
VisualPrez
Biz Dev OperationsPreconstruction
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Concrete
Rebar
Formwork
Cladding; Surface Finish
TOIsTakeoff Items
$/Qty
TOQsTakeoff Quantities
$/QtyResources
$/Qty
Column ‘Type 1’
Equipment
Labor
Materials
LBS
2/3D Design 5D Cost 4D Time
Integrated BIM+Estimating+Scheduling
Gantt Chart4D Simulations
Procurement Demand
Cash FlowResource Graphs
Flowline
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Cost Planning Integrated Workflow
Model Elements
Takeoff Items
Cost Components
Cost Assemblies
Element Properties
Formula
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Estimate Progression - 1
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Estimate Progression - 2
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Estimate Progression - 3
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Estimate Progression - 4
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Estimate Progression - 5
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Thank you!