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Writer's pictureArpit Shah

Mapping Obstacles around an Airport for safe Flight Navigation

Updated: 17 minutes ago

When I first became familiar with the concept demonstrated in this post, I fondly recalled that the suburb in Mumbai, India where I pursued my undergraduate studies - Vile Parle - fell in an Airport Funnel Zone. While I didn't know this term back then, I was aware that my University's board had allegedly influenced the authorities to obtain approval for extra Floor Space Index (FSI) for their upcoming flagship campus building. That several of the board's existing campus buildings on the street were much taller than any other buildings in the vicinity definitely felt quirky.


Regulated by the Ministry of Defence (MoD), the Funnel Zone serves as a safety net for the flights landing and departing at the airport. Residential or Commercial buildings and infrastructure which fall within this 'strategic hypothetical cone extending outwards and upwards from the two shorter ends of the rectangular runway' have to comply with stringent height regulations (capping of the FSI). Naturally, this causes much dismay to Real Estate developers as their commercial interests in new infrastructure as well as redevelopment projects take a hit.

 

Aviation Safety is taken very seriously by all affected stakeholders as you may be aware - right from the numerous checks that travellers have to undergo, instructions from the cabin crew, and black box investigation during disasters. Perhaps, it is the nature of the industry - objects flying at very high speeds and at at a very high elevation - which poses a risk to both, the passengers within and to the people and assets on ground and therefore needs to be carefully monitored at all times.


And because everything happens in such a controlled environment, Aviation safety records are well documented and reliable to refer to, as well.

ICAO Aviation Safety Report
Figure 1: Aviation Safety Report; Source: ICAO Safety Report 2021 Edition. As the years pass, air travel appearing to get safer...
Total Accidents (Scheduled Commercial Operations) in 2020; While Turbulence is relatively beyond human control, Landing a Flight is supposed to be one of the toughest tasks for a pilot - not surprised that ARC accidents follow in next.
Figure 2: Total Accidents (Scheduled Commercial Operations) in 2020; While Turbulence is relatively beyond human control, Landing a Flight is supposed to be one of the toughest tasks for a pilot - not surprised that ARC accidents follow in next. Source: ICAO Safety Report 2021 Edition;

Limited number of accidents / incidents in any particular grouping does not indicate, in any way, that the particular process is less vital in terms of aviation risk involved. On the contrary, it may be so because that process is paid very close attention to and taken good care of. For example, while Ground Collision Accidents (GCOL) category experiences very few accidents, I can assure you that by the time you've seen the upcoming video in this article, you'll appreciate the technology available at our disposal to prevent it from happening in the first place.

 

Geographic Information System (GIS) is a very broad concept with numerous applications. Essentially, it is an advanced mapping platform for all kinds of geodata workflows - from documentation and location analytics to visualization and storage.


Due to GIS' enormous utility to a wide variety of industries, software developers are evolving their offerings: Alongside improving the core mapping suite, they also create industry-specific or need-specific extensions to their software, which the concerned industry's specialists can procure additionally and benefit from.


I've performed GIS exercises on such extensions before and written about it - Military Operations, Solar Siting, Drone Mapping, Location Selection.


In this article, I am going to demonstrate the GIS extension specific to Aviation - ArcGIS Aviation Airports which assists is safe flight navigation around an airport.


ArcGIS Aviation Airports: The specialized extension compatible with ArcGIS Pro for aviation workflows;
ArcGIS Aviation Airports: The specialized extension compatible with ArcGIS Pro for aviation workflows;
Figure 3: ArcGIS Aviation Airports: The specialized extension compatible with ArcGIS Pro for aviation workflows; Source: Esri.com
 

The Aviation GIS walkthrough, as captured in the video below, revolves around creating our very own Airport Funnel Zone around the runway i.e. an Obstruction Identification Surface or OIS in Aviation parlance. We will use this OIS to see whether existing objects on the ground (towers, buildings, poles etc.) as well as proposed objects (construction cranes besides the runway) pose a safety threat to airplanes on its flight path or not.


Specific sections covered in the video are as follows -

1) Loading Data onto the GIS platform

2) Interpreting the Layers in the Map Package

3) Loading Existing Objects and Proposed Objects onto the Map Project

4) Generating an Obstruction Identification Surface

5) Obstacle Analysis

6) 3D Conversion, Rendering, Symbolizing & Exploration


(Much thanks to Esri & its LearnArcGIS platform for developing the content and giving me access to the extension)


Interesting isn't it? Incidents like the one below, which occurred just a couple of days ago (28th March 2022) here in India itself, re-emphasizes the value of such advanced, sector-specific mapping applications.

Spice Jet Safety Incident at Delhi Airport
Figure 4: Spice Jet Safety Incident at Delhi Airport; Source: NDTV (hyperlinked)









ABOUT US


Intelloc Mapping Services | Mapmyops.com is based in Kolkata, India and engages in providing Mapping solutions that can be integrated with Operations Planning, Design and Audit workflows. These include but are not limited to - Drone ServicesSubsurface Mapping ServicesLocation Analytics & App DevelopmentSupply Chain Services & Remote Sensing Services & Wastewater Treatment. The services can be rendered pan-India, some even globally, and will aid an organization to meet its stated objectives especially pertaining to Operational Excellence, Cost Reduction, Sustainability and Growth.


Broadly, our area of expertise can be split into two categories - Geographic Mapping and Operations Mapping. The Infographic below highlights our capabilities.

Mapmyops (Intelloc Mapping Services) - Range of Capabilities and Problem Statements that we can help address
Mapmyops (Intelloc Mapping Services) - Range of Capabilities and Problem Statements that we can help address

Our 'Mapping for Operations'-themed workflow demonstrations can be accessed from the firm's Website / YouTube Channel and an overview can be obtained from this flyer. Happy to address queries and respond to documented requirements. Custom Demonstration, Training & Trials are facilitated only on a paid-basis. Looking forward to being of service.


Regards,

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