Al-Powered Underground Mine Safety, Monitoring and Rescue System.
Governmcnt of Jharkhand · Travel & Tourism · Hardware
The robot is the easy part and everyone builds it; the parts that actually decide whether this could ever be deployed — through-rock communications and certified gas sensing — are out of reach, so be sure you can answer the comms question before you commit.
What it actually is
When something goes wrong in an underground coal mine — a gas leak, a roof collapse, flooding — rescue teams go in blind, with no idea what the air or the tunnels are like inside. That costs time and puts the rescuers themselves at risk. The ask is a robot that goes in first, reads the conditions, looks for trapped workers and sends it all back to the surface.
What to build
A rugged ground rover, or the compact aerial alternative the statement permits, carrying a gas sensing head for the hazardous atmospheres underground mines produce, environmental sensing for temperature and humidity, thermal and low-light cameras for navigating and finding people in zero visibility, and a communications chain that actually works past line of sight underground — meaning either a tether or self-deploying relay nodes, since radio does not pass through rock — streaming live video, thermal frames and gas readings to a surface control station with a map of where the rover has been and where each reading was taken.
Smallest thing that wins the room
Drive the rover into a smoke-filled unlit corridor, drop relay nodes as it goes, and hold the video and gas telemetry live at the surface station after it has passed two corners with no line of sight.
How crowded this one gets
A guess, projected from the 2025 statements — the last year where both the submission counts and the winners were published.
Quieter than 6% of the 226 · #213 of 226 by expected field · reaches the 500 cap
Heavily contested. The obvious build has already been done by twenty other teams.
Why: state governments drew the biggest crowds in 2025; hardware halves the field a software statement gets.
This is a guess, not a fact
Nobody has published 2026’s numbers yet. This is an analysed estimate from last year’s pattern, so please do not take it as the truth — check the live counter on the SIH portal before you decide anything. The range covers the middle half of likely outcomes, so one statement in two lands outside it. Entry closes at 500 ideas per statement, so no range goes past that — a statement that reaches the cap fills and shuts rather than drawing an unlimited crowd. The model reads only three things a team can see before choosing — software or hardware, the theme, and what kind of body posted it — and those explain about a quarter of the variation in last year’s field sizes (R² 0.25 on held-out statements). Trust the band more than the number, and the ordering more than either. It cannot see how good your idea is, which is the part that actually decides it.
The scores
The number is the shorthand. The line under it is the reason.
Acceptance potential
2/5Search-and-rescue robots are a perennial hackathon entry that never survives contact with the actual environment, and here the two hardest requirements — through-rock communications and certified gas sensing in an explosive atmosphere — are precisely the ones every team will quietly substitute with a Wi-Fi link and an MQ-series sensor.
Feasibility
2/5The blocking problem is communications, not mobility — radio does not penetrate rock, so live telemetry from inside a mine needs a tether, a leaky feeder or self-deploying relays, none of which are trivial; on top of that, gas detection certified for a methane atmosphere is intrinsically safe instrumentation rather than a hobby sensor, and thermal imaging at usable resolution remains expensive.
Innovation scope
4/5The statement leaves the platform choice explicitly open between a ground rover and an aerial drone and specifies capabilities rather than architecture, so the locomotion, the communications strategy and the autonomy level are genuinely yours to determine.
Clarity
3/5The capability set is described readably but nothing is quantified — no operating range, no gas thresholds, no endurance requirement, no statement of how communications are expected to work underground, which is the single question the whole design hinges on.
Effort
HeavyA rugged mobile platform, a multi-sensor payload, thermal and low-light imaging, an underground communications chain and a surface control station with mapping is five substantial subsystems, and the communications alone will consume more time than the robot.
Demo-ability
HardThe defining environment is a collapsed, flooded or gas-filled underground tunnel and no part of that is reproducible — a smoke-filled corridor shows a robot driving in the dark, which is not the same claim, and the trapped-worker detection cannot be evidenced at all.
In its favour
- Green flag: The statement explicitly allows either a ground rover or an aerial platform, which is unusual latitude and lets you pick the form factor you can actually build well
- Green flag: A physical robot is a strong prop in a room full of screens, and teleoperating it through a dark obstacle course is engaging even when it does not prove the underground claim
- Green flag: Jharkhand as a T3 sponsor with real DGMS-recorded mine incidents means the motivation is concrete and locally verifiable
- Green flag: Solving the relay-node communications problem honestly would be a genuine differentiator, because almost every competing team will use plain Wi-Fi and hope nobody asks
Against it
- Red flag: Radio does not pass through rock, so a robot that works on Wi-Fi in a corridor has not addressed the core deployment constraint — this is the question that ends most submissions in this category and it needs a real answer, tether or relays
- Red flag: Methane atmospheres require intrinsically safe certified instrumentation; an MQ-series sensor on a breadboard is not merely uncalibrated, it is an ignition source in exactly the environment it is meant to enter
- Red flag: You cannot access an underground coal mine, so every environmental claim rests on a corridor analogue and a judge from the mining sector knows exactly how different those are
- Red flag: Locating trapped workers is stated as a capability but never specified — thermal signature, audio, RF beacon and gas-mask transponder are entirely different systems and the statement picks none
What you will be writing
- tracked chassis with ROS2 teleoperation
- electrochemical CH4 / CO / O2 gas sensing head
- FLIR Lepton thermal + IR low-light imaging
- self-deploying LoRa or tethered relay comms
- LiDAR SLAM for GPS-denied mapping
- surface control station with telemetry replay
- Mine safety and rescue
- Field robotics
- Hazardous environment sensing
Prior art to read before you start
underground search and rescue robot · toxic gas and atmosphere monitoring · GPS-denied navigation and mapping
Analysed by Claude Opus. Every score above is a judgment call with its reasoning attached — kindly cross-check this against the official statement on the SIH portal before your team commits to it.