Questions tagged [seaplane]

An airplane designed to take off and land on water. This include floatplanes and flying boats.

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70
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3answers
10k views

Why would seaplanes use a curved takeoff run?

I came across this interesting factoid in another SE Aviation answer (How flat does a runway need to be?): seaplanes often use a curved takeoff run. I'm trying to imagine why but cannot come up ...
54
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4answers
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How do seaplanes do run-up checks without brakes?

Usually on run-up you want to check the response of the motor when changing for example the carb-heat (if existent). At least we did so on my intro flight (yey!). To prevent us from rolling onto the ...
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4answers
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What is the offset in a seaplane's hull?

I noticed there is a little offset in a seaplane's hull (highlighted in the following picture). I suppose this is useful as it exists in all the seaplanes I know. It appears to be neither a ...
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9answers
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Why was the boat mounted this way on the underside of the wing on the “Landseaire” flying yacht?

After seeing the below image of the "Landseaire" flying yacht here I was curious to know why the small boat mounted to the underside of the plane was mounted the way it was. At least to me (and @Dave ...
40
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3answers
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Why were the speed records set by seaplanes in the early thirties?

For nearly all of the 1930'ies, the fastest aeroplanes were all of the seaplane category (as opposed to landplanes, to use the terminology of FAI). Presumably, the designers of the two categories had ...
33
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8answers
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Do any aircraft carry boats?

A small boat could be part of general cargo, but that would typically just mean it's unloaded at an airport and transported to the nearest body of water by land infrastructure. This is not what I'm ...
33
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2answers
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How is a seaplane steered on water?

Steering a seaplane on water appears to be a little more 'interesting' than steering a land aircraft, at least according to the FAA Practical Test Standards for single-engine seaplanes (ASES), which ...
32
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1answer
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Why did flying boats in the '30s and '40s have a longer range than land based aircraft?

I just learned that until shortly after world war 2, flying boats had a longer range than land based aircraft In the 1930s, a flying boat route was the only practical means of transatlantic air ...
29
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3answers
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Is it possible to sail a seaplane?

Say a seaplane has ditched onto ocean or a very large lake due to engine failure. Is it possible to sail the plane to the shore using wind alone, similar to sailing a boat?
29
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5answers
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If I have a float plane, can I land on any body of water?

What are the rules with regards to landing a float plane on a body of water? Can I land anywhere (non-emergency, obviously) that would also accommodate the take-off? If not, how do I determine which ...
26
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4answers
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How to slow down a seaplane on water?

A seaplane cannot use brakes to slow down, like a land-based aircraft. So how does one slow it down? I am asking this in the context of landing, taxiing, aborted takeoff etc., as long as the plane is ...
23
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4answers
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Has anyone considered putting a hydrofoil on a sea plane?

One of the main problems with water landings is that you need a bigger engine to counter the various drags caused by the pontoons. The specific case of "run[ing] across our own wake to be able to get ...
21
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4answers
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Are seaplanes allowed to taxi in residential areas?

There's a small pond/lake behind my house. A sea plane was just going around it. It was very loud and got like 10 feet from the shore. It's just going in circles and won't take off and leave. This is ...
20
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1answer
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What is this flying boat being restored at the Udvar Hazy Center?

I am fortunate to live ~20 minutes from the Smithsonian Steven F. Udvar-Hazy Center. At the back of the Museum is there restoration hangar, surrounded on two sides by a second level glass enclosed ...
19
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2answers
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Do seaplanes need to get clearance for takeoff?

Do seaplanes need to get clearance for takeoff? Do they have ATC? How do seaplanes get clearance to takeoff?
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2answers
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Why do some airplanes have vertical strakes?

A lot of different aircraft have vertical or near-vertical fins below the empennage, or above the empennage and attached to the front of the vertical stabilizer. What purpose do these devices serve?
17
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5answers
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What's a similar looking aircraft to this illustration?

There is this crazy picture of a plane or a boat or both...? This is just a drawing, I know, but if this aircraft does not exist, is there perhaps a similar looking one in reality?
17
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3answers
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Is it still “landing” in a seaplane?

This probably sounds like a silly question, but I was watching floatplanes land on Lake Union, Seattle, and it got me wondering whether a plane that touches down onto water is still talked about as "...
16
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2answers
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Can anyone Identify this FLY FAIR seaplane?

This photograph, from my family's collection, of a high-winged, dual rotary engine, amphibious airplane, probably in the 1930's, appears to be an excursion plane at a fair since it has "FLY FAIR&...
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3answers
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Can seaplanes land on normal airfields or in a marsh or muddy area?

I know there are some amphibious planes which can land on both water and land but how different is the their landing in comparison to that of a normal small aircraft? Also, if seaplanes needs to go ...
15
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3answers
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Do floatplanes land on rivers?

I'm sitting here in a coffee shop on the local river and I noticed it was just wide enough to facilitate a landing. There is no chop on the river, but it does move pretty switfly, and there are ...
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6answers
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Are there any remaining flying boat or seaplane airliners in operation?

Is there anywhere in the world that still offers scheduled air carrier service using flying boat / seaplane types of aircraft - something akin to a proper airliner? Or are they all limited to charters ...
12
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1answer
787 views

How is the glide ratio affected when converting a wheeled plane to floats?

I'm looking for published data that describe the effect on glide ratio when an aircraft is converted from wheeled to float configuration. I suspect that the glide ratio goes down considerably due to ...
12
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1answer
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Where can I rent a float plane?

Is it possible to rent a float plane with a private pilot's license? Flying floats is one of the main attractions for me to learn to fly. However, after some searching on the internet I can only ...
12
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1answer
1k views

Do flying boats carry anchors?

Inspired by the first comment here, and considering they are called "boats", do flying boats carry anchors?
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2answers
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Why do tail dragging seaplanes not exist?

I am in the process of starting to build an ultralight that will be a tail dragger with floats, and in my conversations with the fellows I'm building it with, we've realized we've never seen a plane ...
11
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3answers
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Do seaplane have designated landing areas?

Do seaplanes have to land in particular places or are they allowed to land pretty much anywhere there is room to land safely?
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5answers
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Has there ever been a seaplane with inflatable airbags rather than traditional pontoons?

Traditional pontoons are big and cause a lot of drag. It would be nice to retract them like normal landing gear but they are just too big. Has there ever been a seaplane with inflatable airbags ...
9
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1answer
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Were stub wings on early flying boats designed or able to exploit ground-effect lift?

I came across a link to the Dornier Do X, and the Boeing 314 Clipper in another question, both aircraft have similar short wings/floats low on the fuselage, described in one wikipedia article as "stub ...
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2answers
982 views

Can I legally taxi a seaplane in a canal or channel?

I live on a good sized canal in a subdivision in Florida, USA. Is it legal for me to taxi down the canal about 100 yards? Is it legal for me to taxi down a large main channel which is part of the ...
9
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1answer
490 views

What is the make and the model of this seaplane?

What is the model of this seaplane?
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1answer
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Has there ever been a seaplane with retractable pontoons?

I would like to know if there's ever been a seaplane in which all of its pontoons or sponsoons are retractable after takeoff. This could be a seaplane with 1 or 2 main pontoons that somehow retract. ...
7
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1answer
374 views

Operating a floatplane/seaplane on water through a drawspan?

Lets say that you were in a floatplane (whether it be Terry's floating Cub or a big ol' Martin Mars) and the only otherwise-reasonably-suitable landing spot in the waterway where you are trying to go, ...
7
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1answer
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Why was a complete test flight of Hughes Hercules H-4 (Spruce Goose) never undertaken?

I get that ,the max altitude it was flown to was 70 ft. after its 3rd test taxi.I also am aware that even this was done to prove a point. But,why was there no attempt later on to complete a test ...
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1answer
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How is the direction chosen when landing a seaplane on water?

When using a runway, many factors are taken into account to choose the landing direction. A lake can be used in almost any direction by seaplanes. I imagine wind is prevalent, but I guess other ...
6
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2answers
502 views

Is there a modern day “replacement” for the de Havilland Beaver?

Is there a modern day equivalent or replacement for the Beaver's Payload, STOL and floats capabilities? By replacement, I mean that it can fly into the same airstrips under the same weather with the ...
6
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2answers
536 views

Do seaplane bases ever have marked “runways” or approach lighting?

Some seaplane bases have prescribed areas for landing, but are the landing areas marked by buoys or lights? If so are "runways" outlined in the water or just a general area? Do they have IFR ...
6
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1answer
620 views

How does a jet fighter with water-skis land safely?

I just read about the Convair F2Y on the obvious encyclopedic site. It's a delta wing jet fighter from the 1950's, with hydroskis so it can take off and land on water. Can such a landing be made ...
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1answer
234 views

Is it possible to increase available take-off distance for a seaplane by turning?

In the video below an A5 had an accident after takeoff. The final cause of the accident seems to be a sharp increase of AOA above stall. Do sea planes have an ...
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4answers
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Can a seaplane make a long distance sea voyage on the sea?

In general, if a seaplane can fly X distance, can it travel that distance on the surface of the water as if it was a boat or ship? In other words, this would be equivalent to taxiing all the way to a ...
4
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1answer
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Where is the landing distance for seaplanes specified?

I need to know, is there a specified distance for the landing areas of seaplanes? In airports, we have generally distances are defined according to the flight requirements. I need to know whether ...
4
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2answers
202 views

What advantage might interplane-strut mounting offer to ailerons, on the Curtiss Model F?

Glenn Curtiss's 1912-1918 Model F biplane flying boat has large ailerons on the struts between the wings, not contiguous with any other flying surface. Did this aileron position have any advantage ...
4
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1answer
150 views

Do you need to have a raft if you're in a seaplane?

One of the basic rules of flying over water is that you need some kind of raft if you're out of power-off glide range from land. Does that also apply to seaplanes or amphibious planes?
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1answer
227 views

Does an uncovered naval aircraft suffer any weathering affects?

This question is for WW2-era naval aircraft. I noticed that some cruisers and battleships carried a couple seaplanes, launched by catapult and recovered with cranes. Obviously these are unprotected ...
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2answers
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Can any land-based plane be made to land on water?

Can any land-based plane be converted to a seaplane by installing skids? For example, is it possible to convert a Boeing 747 to one that is capable of landing and taking off on water using pontoons or ...
3
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1answer
115 views

What prep work can I do before transitioning from SEL to SES?

I'm very interested in getting my SES rating. Is there any personal studying or prep work that I can do to minimize time in the air and with an instructor? EDIT: I do have my SEL pilot license ...
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3answers
346 views

What are the drawbacks for manufacturing a large airliner capable of water landing?

Emergencies are rare but still occur. Apart from weight and extra fuel costs, What are the drawbacks for manufacturing a large airliner capable of water landing in case of an emergency? Assuming the ...
2
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1answer
170 views

Are there all terrain landing gears for planes?

Is there a landing gear set up that will allow a single engine plane (also, allowing for tundra tires than what is not available for current water skids) to land on rough grass and water? The wheels ...
2
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1answer
150 views

Why does the Cessna 208 Amphibian have extra tail surfaces?

Mark Harkin, CC BY 2.0, via Wikimedia Commons I've seen extra tail surfaces that look like additional vertical stabilizers on the C208 Amphibian. Why is there a need for this? I can't imagine that ...
2
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1answer
193 views

Why choose a seaplane for crew rotation at sea, supply of spares to ships, long-range search and rescue and surveillance?

The Indian government has been discussing with Japan since on buying Shinmaywa US-2 aircraft which would be used for various roles such as crew rotation at sea, supply of spares to ships, long-range ...