SIA 112

National - Switzerland

ID

Stages

0

Neutral stage

1

1.1

Strategic Planning

Solution Strategy

2

2.1

2.2

Preliminary Studies

Project definition
Feasibility Studies
Selection Process

3

3.1
3.2
3.3

Project Planning

Concept Design
Detailn Design
Planning Permission

4

4.1

Tendering Stage

Offer Comparing

5

5.1
5.2
5.3

Construction Stage

Construction Design
Construction
Commission Phase

6

6.1
6.2

Operation & Maintenance

Operation
Maintenance