Low Level Function
3.1.5.9 Provide Rest Area Fleet Operator Interface
Overview
This Function shall be capable of providing the following facilities:
(1) A HMI that enables information to be provided to the Fleet Operator.
(2) The ability to receive information about rest area bookings made by Heavy Goods Vehicle Drivers.
(3) The ability to filter the information received to remove that which is not related to Heavy Goods Vehicles the identities of which have not been specified by the Fleet Operator.
(4) The ability to use the HMI to output information about rest area bookings that have been made by the Drivers of Heavy Goods Vehicles specified by the Fleet Operator.
Functional Requirements
(a) continuously monitor for receipt of the rest area booking for fleet manager and the hgv identity for rest area parking data flows
(b) when the second data flow in (a) is received, store its contents internally as the list of identities of heavy goods vehicles for which the fleet operator wants to receive information about their rest area bookings
(c) when the first data flow is received in (a), check the contents and filter out those which relate to rest area bookings for heavy goods vehicles whose identities have not been provided by the fleet operator
(d) as a result of (c) output the remaining rest area bookings for heavy goods vehicles to the fleet operator in the rest area booking details data flow
Diagrams
Parent Higher Level Function
Input logical dataflows
Output logical dataflows
User needs
Number | Description |
| The system shall enable a rest area parking reservation to be made based on the request that has been received, or to state that one is not available and/or propose and alternative booking, and to send the details to the freight vehicle driver and the fleet operator. |