This is an old revision of the document!
Table of Contents
Sahana Disaster Preparedness System
As described in the development wiki target of Sahana Disaster Preparedness System is for addressing basic requirements of the disaster pre deployment.
Basic Features
- Declare Effects of disasters
- Add/Edit/Search/List disasters
- Add/Edit/Search/List areas under threat
- Add/Edit/Search/List safe areas for shelters
- Issue/remove warnings
- register/unregister disasters
- Construct/List Evacuation Plan
- Construct/List/Edit Recovery Plan
Declare Effects of Disasters
Before identifying possible disasters considerable effects of those disasters should be declared. This is in admin configuration because level of considering effects is decided by the administration of the deployed location. As example some may consider effects for humans only like deaths and injuries but some may consider effects to environment also. Because of that deciding effects is in the module configuration in administration module.
Administration –> Module Configuration –> Disaster Preparedness –> Disaster Effects
Disaster Identification
Possible disasters and there possibilities and effects are identified and tracked in this section. Add, Edit, Search and List are the available features of this section.
Disaster Preparedness –> Disaster Identification
Add Disaster
Add a suspectable disaster (disaster, possibility, reason, description and possible effects)
If disaster from same name has been added already system inform it to user but user can add it by force.
Then it shows the added details of the disaster.
List Disaster
List Identified disasters(Disaster, possibility, status(whether disaster is happen or warned or before happens, and link for issue warnings and declare disaster). By clicking link in disaster name detailed description can be viewed same as above screen shot.
Search/Edit Disaster
Searching can be done using zero of more number of parameters(Disaster, Reason, status, threat level). It produce a list based on given values.
To edit/delete * Click on edit link * Click on disaster name and click on edit link(this can be done even in list disasters)
Then do the editing of deleting
Identifying Areas Under Threat
Suspectable areas which are under threat are identified in this section. Listing , searching, editing and deletion are handled by this part.
Disaster Preparedness –> Areas Under Threat
Add Area
Area, Location, contact details of a responsible authorities of that area like divisional secretary officer, population details are tracked. If you want to use a same contact details you have already added, you can select it without adding new details.One area may be under threat of several disasters with different possibilities.
Then location will be asked in a GIS map and after that threat levels for each disaster should be set.
Then Those details can be saved or edit again.
List Areas Under threat
Area, Location, Possible disasters and status are shown.By Clicking name of area detailed description can be viewed.
To see the location on a map click the map view
Search/Edit
Searching can be done using zero or more parameters(Area name, disaster, threat).
Then it list all matching areas as in listing with an additional link to editing and deleting. When deleting a area it deletes all records which relevant to that area.
Identify Areas for Shelters
Safety areas which are suitable for shelters are identified in this section. Adding and listing, searching, editing, deletion is handled in this section.
Disaster Preparedness –> Areas for Shelters
Add Area
This section is more like adding area under threat except some fields are remove and new fields are added to meet the requirement. Instead of population details ownership and capacity details are asked and no need of setting threat levels. Area may be suitable to more than one disaster.
List Area
Search/Edit
Area name, suitable disaster, land type(empty or with buildings), ownership(government or private) can be used as searching parameters. Then it displayed a list match as above screen shot with link to edit.
Evacuation
One disaster has one evacuation plan. Evacuation plan is allocating people in areas under threat of a disaster are allocating to safety areas. It will helps to educate people on evacuee moves.
Disaster Preparedness –> Evacuation
Evacuation Planning
Preparing evacuation planning is handled by this section
Steps:-
* First a disaster must be selected
* Then it shows areas under threat of that disaster. If all population is already allocated to shelters(identified areas) they are not shown.
By clicking 'select' link under allocate shelter suitable shelters are shown. Shelters are shown in to categories. Shelters it the location of threaten area and shelters in else where.
By selecting a shelter all population or some amount of population can be allocated to that shelter.
Only allocation text box can be changed. If allocation exceeds the capacity of the shelter it inform to user but user can complete the allocation by force.
List Evacuation Plan
Recovery Method Identification
Recovery methods are identified for each effects of each the disaster. Recovery method can be identified as a long term or short term and can be assign to any of disaster status like before disaster, under warnings or etc with priorities. Any sort of recovery details added at this point.
Add Recovery Method
Recovery Method a added to each disaster seperately. Because of that to add a disaster first list of disasters needed to be taken and select the disasters. In that link “Add Recovery Details” can be found.
list disaster –> « select disaster » –> Add Recovery details
Those identified methods are use for construct recovery plan.
List Recovery Details
List of recovery methods are also found under each disaster as the add recovery details. Each recovery methods are categorized based on the term and under that categorized into effects. It has further more categorized based on the status of the disaster.
list disaster –> « select disaster » –> List Recovery Details
By click on the edit link content of relevant recovery method can be edited.