FixedCost (Open Traffic Sim waterway classes 1.04.04 API)

```
public interface FixedCost
```
Fixed const interface.
Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Based on software from the IDVV project, which is Copyright (c) 2013 Rijkswaterstaat - Dienst Water, Verkeer en Leefomgeving and licensed without restrictions to Delft University of Technology, including the right to sub-license sources and derived products to third parties.
$LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $, initial version Nov 6, 2016

Author:

Alexander Verbraeck

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  double getAnnualOperatingCost()

- Method Detail
  - getAnnualOperatingCost
```
double getAnnualOperatingCost()
```
    Returns:
    
    annual opex and depreciation