Creates and evaluates all ICAO Annex 14 OLS for any aerodrome. Automatic obstacle detection.
- Conical & outer horizontal
- Take-off climb surface
- Approach (simple & stepped)
- Transitional surfaces
- Inner horizontal, approach & transitional
- Declared distances (LDA, TORA, TODA, ASDA)
- Multiple runways & thresholds
- ICAO categories 1–4
- PDF report & KML export
- Batch upload via CSV
Obstacle clearance surfaces for non-precision RNP APCH (LNAV) procedures per ICAO Doc 8168 Vol II.
- Intermediate approach
- Final approach (LNAV)
- Straight missed approach
- OCA/H per segment
- OCA/H calculation
- OAS infringement table
- Professional PDF report
- KML export
OAS for ILS (CAT I, II, III) and APV-Baro (LNAV/VNAV). Determines OCA/H for final and missed approach.
- ILS CAT I
- ILS CAT II
- ILS CAT III
- APV-Baro (LNAV/VNAV)
- OAS W, X, Y, Z surfaces
- OCA/H per aircraft category
- Missed approach OAS
- PDF technical report
Update to the latest ICAO OLS modification — mandatory by 2030. OFS and OES replace traditional OLS.
- Obstacle Free Surfaces (OFS)
- Obstacle Evaluation Surfaces (OES)
- Comparison vs current OLS
- Regulatory transition analysis
- Gap identification vs current OLS
- 2030 compliance report
- Mitigation recommendations
- Authority documentation
VSS and OCS for instrument approach procedures. Guarantees clearance during the visual and initial approach phases.
- Visual Segment Surface (VSS)
- Obstacle Clearance Surface (OCS)
- ILS, VOR, NDB, GNSS
- RNP APCH procedures
- Visual clearance calculation
- Infringement detection
- PDF technical report
- KML / GIS export
Omnidirectional BRA for navaids per ICAO Euro Doc 015. Construction restrictions around VOR, DME, NDB and ILS.
- VOR / DVOR (omnidirectional)
- DME / TACAN
- NDB / Locator
- ILS — Localizer & Glide Slope
- Critical & sensitive zones
- Construction impact analysis
- Euro Doc 015 compliance report
- KML / GIS export
Upload and evaluate any custom-defined protection surface — national surfaces, bespoke clearances, any non-standard requirement.
- KML geometry upload
- DXF geometry upload
- Parametric surface definition
- Combine with standard OLS
- National / non-ICAO surfaces
- Bespoke height clearances
- Development planning studies
- Regulatory authority requirements
Construct and assess ICAO-compliant PBN and conventional procedure protection areas, including holdings, racetrack patterns, base turns, 45/180 procedure turns, SIDs, en-route segments, STARs, approaches and missed approaches.
- Holdings and racetrack patterns
- 45/180 turns and base turns
- SID, STAR and en-route segments
- Approach and missed-approach areas
- ICAO PANS-OPS protection areas
- Obstacle clearance and OCA/H review
- KML / GIS exports
- Authority-ready PDF reports