01 · Project question
How accessible are potential evacuation locations under flood hazard conditions in Banjarmasin?
02 · Data
Sources used in the study
Flood hazard
InaRISK BNPB
Hazard classificationRoad network
OpenStreetMap
Accessibility networkPopulation
BPS
Population context03 · Workflow
From source data to interpretation
- 01Data collection
- 02Data cleaning
- 03CRS standardization
- 04Raster processing
- 05Network analysis
- 06Spatial overlay
- 07Visualization
- 08Interpretation
04 · Methods
Analytical approach
Raster reclassification
To organize hazard values into interpretable classes.
Service area analysis
To evaluate access through the road network.
Spatial overlay
To relate accessibility, hazard, and population context.
05 · Result
Project output
Verified project output not suppliedDevelopment placeholder · no fabricated map
Result narrative will be added after the analysis and map output are verified.
06 · Interpretation
What the spatial pattern means
Needs confirmation after final analysis. No conclusion has been invented.
07 · Limitations
Boundaries of the analysis
- Final analysis outputs are still being prepared.
- Road network completeness and candidate facility validation require confirmation.
08 · Related learning
Methods connected to structured learning
University of California, DavisGeospatial Analysis with ArcGIS09 · WebGIS