The Impossible Turn
Engine failure after takeoff, a steep return attempt, and the aerodynamic stall that kills more pilots than the engine failure itself
The scenario
Departing Sarasota Bradenton International Airport (KSRQ), Runway 04, on a personal flight to a nearby field. Elevation 30 ft MSL; the runway is essentially at sea level. It is a warm, humid Florida morning in late spring: OAT 27°C, dew point 21°C, altimeter 29.92. Scattered clouds at 2,500 ft, light rain shower two miles to the northeast. Visibility 8 SM. The atmospheric conditions are textbook for carburetor icing in a carbureted engine at reduced power — exactly what the FAA icing probability chart marks as 'serious icing at glide power.'
You are cleared for takeoff on Runway 04 (true heading 38°). The off-field environment off Runway 04's climb-out is marginal: medium development, wooded wetland, low-density development — not ideal, but workable for a forced landing if needed. You rotate at 50 KIAS, climb at 80 KIAS (Vy, best rate of climb), and are at 400 ft AGL when the engine begins to run rough. Power is noticeably down — the tachometer is dropping, and the manifold pressure is falling. The Continental O-470 is carbureted; carburetor heat is your first diagnostic tool.
Aircraft: Cessna 182 Skylane, solo, full fuel, within limits. Continental O-470, 230 hp, carbureted, constant-speed prop, cowl flaps. Steam panel, vacuum-driven instruments. Fixed gear, fuel selector on BOTH. The airplane was airworthy at departure; nothing was written up. You are a Commercial pilot with a high-performance endorsement, roughly 800 hours total. You did not apply carburetor heat during the run-up because the engine ran smoothly. You did not apply it after takeoff because you were heads-down on the climb and the conditions did not feel 'icy.'
KSRQ tower is part-time (0600–0000 local) and is open. You are in Class C airspace (ceiling 4,000 MSL). The tower is aware of your departure. You have roughly 30 seconds of useful decision time before altitude becomes critical and the options narrow to a forced landing or a desperate attempt to return to the runway.
- {'label': 'Field', 'value': 'KSRQ · Sarasota Bradenton'}
- {'label': 'Runways', 'value': '4/22 · 14/32'}
- {'label': 'Elevation', 'value': '30 ft'}
- {'label': 'Aircraft', 'value': 'C182'}
- {'label': 'Dominant phase', 'value': 'Takeoff / Landing'}
The decision
Before we get into the decision tree — what do you already know about engine failure immediately after takeoff in a high-performance single-engine airplane? (Pick all that apply; this records your baseline.)
What the record shows
What the NTSB files show
NTSB SEA05FA034 (2005): A Piper PA-30 Twin Comanche lost engine power shortly after takeoff from Charleston International Airport. The pilot attempted an emergency return to the runway but collided with terrain between runways during the maneuver. The probable cause was fuel exhaustion due to inadequate preflight inspection and fuel mismanagement. The fatal error was not the engine failure — it was the decision to attempt a return to the runway at low altitude, which resulted in a stall/spin.
NTSB CEN15LA319 (2015): A Cessna 182E on a personal flight lost engine power shortly after takeoff. The reason for the power loss could not be determined despite engine examination, though weather conditions were conducive to carburetor icing. The pilot made a forced landing; the outcome was survivable. The lesson: early recognition of engine roughness and immediate carburetor heat application can prevent total power loss.
NTSB GAA18CA552 (2018): A Cessna 182 returned to the departure airport for a precautionary landing after the engine began running rough with high cylinder head temperature. The pilot made an improper landing flare, which caused a hard bounced landing. The airplane was damaged but the pilot survived. The precautionary decision was correct; the landing technique was the error.
The regional precedents are unambiguous: NTSB WPR17FA152 (2017, Jansen Pazmany, fatal stall/spin at 200 ft during impossible turn), LAX93LA048 (1992, Rans S-10, fatal stall/spin at 150–200 ft), ERA14FA123 (2014, Sonex, fatal stall/spin at low altitude during 180-degree turn), and SEA90LA162 (1990, Vaden SA102, fatal spin during left turn after engine failure). All fatal. All involved the same sequence: engine failure on takeoff, attempted 180-degree turn back to the runway at low altitude, stall, spin, impact. Zero survivors in the impossible-turn attempts.
The real accidents cited above occurred at other airports and in other aircraft — NOT at KSRQ. KSRQ has its own accident history (dominant pattern: loss-of-control ground, forced landing, runway excursion, hard landing, loss-of-control inflight), but these specific fatal impossible-turn events happened elsewhere. The scenario is localized to KSRQ to make the off-field environment real and consequential for you as a student here.
The consistent thread across all these events: after engine failure at low altitude, the pilot's instinct is to 'get back to the runway.' That instinct is lethal. The airplane cannot climb, turn steeply, and maintain airspeed simultaneously at 400 ft AGL. The attempt to do so results in a stall. At 400 ft AGL, there is no altitude for recovery. The correct decision — land straight ahead in the best available terrain — is the only one that produces survivors.
Key lesson — Engine failure immediately after takeoff is survivable if you land straight ahead. It is fatal if you attempt to return to the runway at low altitude. The 'impossible turn' — a 180-degree turn back to the departure runway at 400 ft AGL with a failing engine — requires bank angle and back-pressure that will stall the airplane before the turn can be completed. At KSRQ, off Runway 04's climb-out, the off-field environment is marginal (medium development, wooded wetland, low-density development) but workable for a forced landing. Off Runway 22's climb-out, it is ditching (open water). Commit to the forward landing. The NTSB data is clear: every pilot who attempted the impossible turn died. Every pilot who landed straight ahead survived.
Debrief — teaching points
The 'impossible turn' is the most common fatal accident sequence after engine failure on takeoff.
After engine failure at low altitude, the pilot's instinct is to 'get back to the runway.' This instinct is lethal. At 400 ft AGL, the airplane cannot simultaneously climb, turn steeply, and maintain airspeed. The attempt to do so results in a stall. The C182, heavier and faster than a C172, requires even more altitude to recover from a steep turn. At 400 ft AGL, there is no altitude for recovery. The NTSB data across multiple aircraft types is unambiguous: every pilot who attempted the impossible turn died. Every pilot who landed straight ahead survived.
Carburetor ice in the C182 forms in conditions you would not expect.
The FAA icing probability chart shows 'serious icing at glide power' at temperatures between roughly 20°C and 30°C when relative humidity is high — exactly the Gulf Coast afternoon conditions at KSRQ. You do not need visible ice, freezing temperatures, or IMC. Warm, moist air at reduced power is the classic carb-ice environment. The C182's Continental O-470 is carbureted; it has no fuel injection or alternate air system. Carburetor heat is the only tool. Apply it proactively in conducive conditions.
The first symptom of carburetor ice is subtle — a dropping tachometer and engine roughness.
In a constant-speed prop airplane like the C182, carburetor ice first shows as engine roughness and an unexplained RPM decrease. There is no dramatic power cut. Pilots who are not actively monitoring the tachometer miss the early warning. By the time the roughness is obvious, significant ice has accumulated. Scan the tachometer as part of your regular instrument scan, especially in conducive conditions. At 400 ft AGL, you have 30 seconds to act.
Apply full carburetor heat — not partial — and expect an initial RPM drop.
When you apply carb heat to an iced carburetor, the RPM will drop further before it rises. This is expected and normal: the heat is melting ice and the resulting water is briefly disrupting combustion. Do not remove carb heat when the RPM drops — that is the heat working. Hold it full on. The RPM will recover as the ice clears, typically within 15–30 seconds depending on ice accumulation. Partial carb heat can worsen the situation by partially melting ice into water ingestion without fully clearing the restriction.
At KSRQ, the off-field environment varies dramatically by runway.
Off Runway 04's climb-out (heading 038°), the off-field environment is marginal: medium development, wooded wetland, low-density development — workable for a forced landing. Off Runway 22's climb-out (heading 218°), it is ditching: open water, low-density development, parks/large lots. Off Runways 14 and 32, it is poor: dense development. Know the off-field environment before you line up. If the engine fails on the Runway 04 departure, you have a marginal but workable forward landing. If it fails on the Runway 22 departure, you are committing to a ditching unless you can return to the airport.
The C182 is a high-performance airplane — it carries more energy and requires more altitude to recover.
The C182 is heavier, faster, and more nose-heavy than a C172. It carries more energy on takeoff and requires more altitude to recover from a steep turn. The constant-speed prop and cowl flaps add workload. A 180-degree turn at 400 ft AGL that might be marginal in a C172 is unrecoverable in a C182. Respect the airplane's energy state. At low altitude with a failing engine, commit to the forward landing.
Built from the real accident record
Scenario built from NTSB SEA05FA034 (2005 PA-30 engine failure / impossible turn, fatal), GAA18CA552 (2018 C182 hard landing after precautionary return), CEN15LA319 (2015 C182E engine failure post-takeoff, undetermined cause), and regional precedents WPR17FA152, LAX93LA048, ERA14FA123, SEA90LA162 — all fatal impossible-turn stalls/spins. Real events occurred at other airports and aircraft — NOT at KSRQ.
NTSB reports: SEA05FA034 · GAA18CA552 · GAA17CA361 · CEN15LA319 · WPR17FA152 · LAX93LA048 · ERA14FA123 · SEA90LA162
ACS tasks: PA.I.F — Weather Information · PA.I.G — Cross-Country Flight Planning · PA.IX.C — Emergency Approach and Landing · PA.I.H — Human Factors · PA.II.B — Engine Starting / Systems Preflight · PA.V.B — Steep Turns · PA.VIII.A — Slow Flight
Relevant FARs: §91.3 · §91.13 · §91.185 · §61.31
Step through the full decision tree, make the calls, and see where each choice leads — then debrief it with your CFI.
Open the interactive scenario →All sample scenarios · More Cessna 182 Skylane scenarios · More scenarios at KSRQ