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YYC small aircraft landed on 36NE


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According to Calgary police. 

Northbound 36th Street NE between 12th Avenue & 16th Avenue NE will be closed for several hours to facilitate the TSBCanada investigation into a small plane that landed on the roadway.
 

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Plane with engine trouble lands on Calgary roadway
6 people were onboard the Piper Navajo that landed on 36th Street near 16th Avenue N.E.
Dave Dormer · CBC News · Posted: Apr 25, 2018 6:17 AM MT | Last Updated: 16 minutes ago
A small plane with engine trouble was landed on 36th Street near 16th Avenue N.E. in Calgary early Wednesday. (Dave Will/CBC)

The pilot of a small plane with engine trouble used a stretch of Calgary road as a runway early Wednesday, landing on 36th Street just south of 16th Avenue N.E. 

No injuries were reported. 

The Piper Navajo plane was inbound to Calgary International Airport with six people aboard just after 5:30 a.m. MT when engine trouble forced the pilot to land on the roadway.

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Acting District Chief Jason Graham of the Calgary Fire Department said the pilot did "an amazing job" to land the plane safely.

Graham said a crane will be brought in from the airport to lift the plane onto a flatbed truck. 

Police said it had minor damage.

The plane, registered to Super T Aviation, left Medicine Hat, Alta., about 4:45 a.m. and was headed to Calgary, a company official said.

Jarrett Stobbe had just left the C-Train and was walking to work when he saw the plane about 10 metres overhead. 

"I heard this loud noise and looked up, and it come right over my head," he said. "It was coming in at kind of an angle and clipped that light post, then landed. The pilot did a heck of a job to get it down like that."

Another witness, Michael Nadon, said he wasn't sure what he was seeing was real.

"I had to do a double take, definitely, this early in the morning," he said. "It looked like it [the plane] was approaching these businesses here, but it veered off just enough and that's when it clipped the light post."

Nadon spoke to people on board who said they were shaken but unhurt.

"They were mentioning that the plane lost its fuel pump. The female pilot, she landed the plane absolutely amazingly, given the circumstances."

It was expected the street would remain closed for several hours.

The Transportation Safety Board of Canada has been called in to investigate.

http://www.cbc.ca/news/canada/calgary/calgary-plane-land-roadway-1.4634332

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Nice wide road but lots of power lines, including a major one directly ahead of where they stopped, crossing that stretch, lucky they missed them.

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The lady did a good job

Don't know much about this aircraft type but I would assume it has a fuel pump for each engine.

CTV news (0' yay) says the aircraft ran out of fuel...

Sorry.....Global News...Police said the twin-engine plane was coming in this morning from the south, heading for a landing at the Calgary airport, when the pilot radioed in that the aircraft was running low on fuel.

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1 hour ago, Kip Powick said:

The lady did a good job

Don't know much about this aircraft type but I would assume it has a fuel pump for each engine.

CTV news (0' yay) says the aircraft ran out of fuel...

Sorry.....Global News...Police said the twin-engine plane was coming in this morning from the south, heading for a landing at the Calgary airport, when the pilot radioed in that the aircraft was running low on fuel.

If only low on fuel then the decision to land early is interesting. In either case considering the WX shortage of fuel should not happen but it will not be the first time the press got it wrong. I guess the 

TSB will be dipping the tanks.

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6 minutes ago, J.O. said:

I've sometimes accused airport security in the USA of overstepping their bounds - but this is ridiculous.

TSA , TSB what the heck  (grin) good catch.

TSB deploys a team of investigators to Calgary, Alberta, following an emergency landing on 36th Street Français


NEWS PROVIDED BY

Transportation Safety Board of Canada

10:41 ET


EDMONTON, April 25, 2018 /CNW/ - The Transportation Safety Board of Canada (TSB) is deploying a team of investigators following an emergency landing incident involving a Piper PA 31 that occurred in Calgary, Alberta. The TSB will gather information and assess the occurrence.

The TSB is an independent agency that investigates marine, pipeline, railway and aviation transportation occurrences. Its sole aim is the advancement of transportation safety. It is not the function of the Board to assign fault or determine civil or criminal liability.

 

The TSB is online at www.tsb.gc.ca. Keep up to date through RSS, Twitter (@TSBCanada), YouTube, Flickr and our blog.

SOURCE Transportation Safety Board of Canada

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19 minutes ago, DEFCON said:

The media will overlook the running out of fuel part of the story etc. and declare her a hero.

The last guy that pulled the same stunt in a Navajo went to jail did he not?

Too soon to judge, maybe, just maybe it was not fuel shortage but fuel starvation or ??????????

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29 minutes ago, DEFCON said:

The media will overlook the running out of fuel part of the story etc. and declare her a hero.

The last guy that pulled the same stunt in a Navajo went to jail did he not?

http://www.cbc.ca/news/canada/manitoba/pilot-convicted-of-criminal-negligence-in-fatal-winnipeg-crash-1.638323

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2 hours ago, Kip Powick said:

Nothing there so why not delete the entire post..??.

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Moderators....question.....every time I try to include one of the new emojis and then SUBMIT REPLY...I get this message...

The value entered includes a character that is not allowed such as an Emoji.

Cuz I didn't click on the options link!!!!! arrrrggggghhhh.....

Just figgered it out. Done now. Sorryto Moderators and to your watchdog  :white:!!!!!

 

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Maybe not a fuel shortage. this if from the last news update

A

Quote

About 5:39 a.m., an unidentified female crew member on the flight called into the airport’s control tower, requesting permission to land at a different runway due to a problem with a fuel pump, according to flight recording audio obtained by Postmedia. “I just lost right fuel pump, that’s why we’re requesting 35 Right,” the flight crew member told the control tower. No further audio of the flight, which landed on the thoroughfare about five minutes after that call, could be found.

 

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16 minutes ago, Malcolm said:

Maybe not a fuel shortage. this if from the last news update

A

 

I guess you're not a pilot......problem with a fuel pump and fuel shortage are indistinguishable - engine quits - fuel pressure zero.

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16 minutes ago, seeker said:

I guess you're not a pilot......problem with a fuel pump and fuel shortage are indistinguishable - engine quits - fuel pressure zero.

Just giving the benefit of the doubt seeker, something that others have asked for before judging a pilot before all the facts are in.

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One would have to know the layout of the fuel system in this aircraft

. If the fuel tank (s) have a main pump that pumps fuel to both engines then that could be a problem.

If each engine has its own fuel pump then if one acts up the odds are that the other would be OK thus a single engine landing.

If, however, the fuel was contaminated, that would effect all pumps and the engines could quit.

 Dip the tanks and if lots of fuel then the delivery system has to be suspect.

I'm sure the TSB will come up with the findings in short order

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Perhaps of interest.

Status: Completed 
Investigation completed
 

History of the flight

The Piper Aircraft Corporation PA-31-350 Navajo Chieftain, registered VH-UBC, departed Albury on a charter flight with a pilot and six passengers on board. About 5 minutes into the flight, as the aircraft climbed through approximately 5,000 ft, the pilot reported that the right fuel flow light illuminated. The pilot moved the right engine mixture control lever to full rich and advised the Albury Tower controller that he was returning to Albury. A short time later, the right engine started surging. The pilot reported that he changed the right fuel selector from the inboard to the outboard tank selection, although he was aware that there was only a small quantity of fuel in that tank. The engine continued to surge and he reselected the inboard tank. The pilot reported that he did not shut down the engine and feather the propeller because he thought the engine was producing some power.

The pilot reported that approximately a minute after the onset of the right engine problem, the left fuel flow light illuminated and the left engine also started surging. He advised the controller that he was diverting to Holbrook. The pilot found a break in the clouds and descended the aircraft, maintaining visual contact with the ground. On levelling out after the descent through cloud, he reported that the engines operated smoothly, but at reduced power. He reported that he maintained blue line speed for a short time, before power reduced to a level which would not allow altitude to be maintained. During the descent, the pilot opened the crossfeed valve and checked that all fuel pumps were on, mixture controls were rich and the inboard tanks selected. Unable to restore power, the pilot decided to make an emergency landing in an open field below the aircraft. Before landing, the pilot extended the flaps and the landing gear and instructed the passengers to prepare for an emergency landing.

The aircraft contacted the ground with its right wingtip and slewed for approximately 93 metres while rotating almost 180 degrees to the right. The aircraft was substantially damaged, but there was no fire. Neither the pilot nor the passengers sustained any injuries. The pilot reported that before exiting the aircraft he switched off the fuel pumps, magnetos and master switches.

Weather

The weather at Albury and the surrounding area was overcast with low cloud and fog patches. Rain and isolated thunderstorms were forecast for the area. Moderate icing was forecast above 10,000 feet.

Pilot qualification

The pilot held a Commercial Pilot Licence (Aeroplane) with a Multi-engine Command Instrument Rating and was appropriately endorsed on the aircraft type. He held a valid Class 1 medical. On 4 August 2003 he satisfactorily completed a type proficiency check on the Chieftain aircraft. Although not a training and checking requirement for charter flights, the operator additionally stipulated this check for its pilots.

Aircraft

The aircraft was owned by a locally based company that used it to transport its employees between numerous production facilities and was operated by an Albury based charter and training operator on their behalf.

The aircraft was maintained in accordance with the maintenance requirements applicable at that time and had a valid Maintenance Release. It had flown approximately 50 hours since the last maintenance release (periodic) inspection. There were no outstanding maintenance issues at the time of the accident.

Fuel status

The aircraft had flown during the previous day, returning to Albury late that afternoon. The pilot who flew the aircraft that day reported that the aircraft and its systems operated normally. He refuelled the aircraft for the next day's flying, filling only the inboard tanks. No fuel was added to the outboard tanks and the pilot estimated that about 25 to 35 litres remained in each outboard tank.

The rostered pilot reported that, on the morning of the occurrence, he carried out a preflight check during which he visually inspected the fuel tank contents. The pilot reported that he found both inboard tanks full, but could not see any fuel in the outboard tanks. In accordance with the operator's practice, the pilot started and warmed the engines so that the flight could proceed without delay when the passengers arrived.

The `Before starting engine' and `Before take off' checklist procedures required the pilot to check that the fuel selector valves were selected to INBOARD tanks. Both the manufacturer's and the operator's `Before taxiing' checklist procedures then required the pilot to check the fuel selector at each detented position. The operator reported that pilots were encouraged to check the operation of the fuel selector valves in all detented positions during the engine warm up run. The pilot reported that in order to conserve the fuel in the inboard tanks for the trip, he preferred to warm the engines using the fuel from the outboard tanks.

The departure had been delayed due to fog at the destination. The flight commenced approximately two hours later than planned, when the fog cleared. The pilot reported that he carried out another engine warm up with the passengers aboard and had checked the INBOARD tanks selection before takeoff.

Fuel system

The aircraft fuel system consisted of four fuel cells, two in each wing, and had a total capacity of 734 litres, of which 690 litres were useable. It was also fitted with two long-range nacelle tanks that were not used on this flight. The inboard tanks each had a capacity of 212 litres and each of the outboard tanks 155 litres. The tanks were a bladder type and were located between the main and the rear wing spars. The filler caps were located at the outboard end of each tank. The slenderness of the tanks and the wing dihedral resulted in the fuel accumulating at the inboard end of each tank. That meant that unless the tank was full, or nearly full, it was not possible to assess the quantity of fuel remaining in the tank by visual inspection or by dipping through the filler cap opening.

The left and the right wing fuel systems were independent. Two fuel selector valves, one for each wing's fuel system, allowed the pilot to select either OUTBOARD, OFF or INBOARD positions. When a tank was selected, the fuel was fed to the respective engine system. A crossfeed line with a crossfeed valve was the only interconnection between the two wing fuel systems. The crossfeed valve is normally closed.

Wreckage Examination and Component Testing

The aircraft sustained substantial damage during the emergency landing. The right wing was damaged, the landing gear was torn off and both propellers damaged. Damage to the blades of both propellers was almost identical and was consistent with them rotating at impact. Calculations based on an aircraft speed of about 110 kts, as reported by the pilot, and propeller blade slash marks at the initial point of impact, indicated that both propellers were rotating at approximately 1,830 RPM at impact.

When visually inspected through the filler caps shortly after the accident, both inboard tanks were full, but no fuel could be seen in the outboard tanks. The investigation determined that there were 210 to 211 litres of fuel in each inboard tank. The right outboard tank contained approximately 25 litres and the left outboard tank approximately 1 litre of fuel.

Detailed examination of the tanks and the fuel system found no evidence of flow restriction or the presence of any foreign material inside the system. Fuel samples taken from the aircraft were tested and found to comply with the respective fuel specification. The fuel was of the correct type and grade for the aircraft.

Both engines were removed from the aircraft. When tested, they operated normally in accordance with the manufacturer's test schedule. There was no evidence of any defect that would have accounted for the reported malfunction.

The fuel system and its components were tested in situ, and found to operate normally. The selector valves and the pumps were removed and tested. Operation of all but the left high-pressure fuel pump was normal.

The left high-pressure fuel pump failed to deliver the required pressure and fuel flow and was found to leak at the rate of about 1/4 litre per minute. The test facility specialist reported that the possibility of the fault resulting from damage during the accident could not be excluded.

There was no evidence of any other abnormality of the individual fuel system components and controls.

Fuel consumption

Calculated fuel consumption, based on the manufacturer's Take Off and Climb performance charts, determined that from the time the aircraft commenced take-off to its emergency landing, approximately 32 litres of fuel would have been consumed. In addition 12 litres of fuel was estimated to have been used during the engine warm ups and taxiing.

 

General details

General details
Date: 12 August 2003 Investigation status: Completed
Time: 1001 hours EST    
Location   (show map): 2 km W Mullengandra Investigation type: Occurrence Investigation
State: New South Wales Occurrence type: Fuel starvation
Release date: 29 April 2004 Occurrence class: Operational
Report status: Final Occurrence category: Accident
    Highest injury level: None
 

Aircraft details

Aircraft details
Aircraft manufacturer: Piper Aircraft Corp
Aircraft model: PA-31
Aircraft registration: VH-UBC
Serial number: 31-7952196
Type of operation: Charter
Damage to aircraft: Substantial
Departure point: Albury, NSW
Departure time: 2354 hours EST
Destination: Bathurst, NSW
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It sounds like the pilot failed to manage the fuel system properly and hid the truth from investigators.

As I recall, the T/O checklist requires the pilot to select inboard tanks for T'/O and initial climb.

In this case the pilot claimed he used the nearly empty outboard tanks to 'warm' the engines before flight.

I'll bet he failed to re-select the inboards, took off, encountered problems, got excited, crash landed, then realized his mistake, moved the fuel tank selector(s) the correct position and finished by playing stupid with investigators.

 

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1 hour ago, DEFCON said:

I'll bet he failed to re-select the inboards, took off, encountered problems, got excited, crash landed, then realized his mistake, moved the fuel tank selector(s) the correct position and finished by playing stupid with investigators.

 

The investigation showed no problem anywhere in the fuel system or engines so I'd agree with your opinion.  The very last thing every pilot does before leaving the aircraft after landing gear-up is to put the gear handle down.

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20 hours ago, DEFCON said:

It's been a very long time since I flew the PA 31 - 350, but I recall the aircraft having both engine driven and electric fuel pumps that were on for T/O & landing.

 

That's my recollection as well - but it's been 30 years.

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12 hours ago, seeker said:

The investigation showed no problem anywhere in the fuel system or engines so I'd agree with your opinion.  The very last thing every pilot does before leaving the aircraft after landing gear-up is to put the gear handle down.

And that’s when a FDR will tell the facts.

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