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debris flow - 21 juillet 2017 - Crue torrentielle à Saint Julien Montdenis

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  • Опубликовано: 20 июл 2017
  • 6 ans après !
    Vidéo d'une crue torrentielle à Saint Julien Montdenis (Savoie, Vallée de la Maurienne)
    Vidéo de 2011 :
    • debris flow - 22 août ...

Комментарии • 477

  • @meruliouslacrimens5154
    @meruliouslacrimens5154 4 года назад +30

    When you see it starts as a trickle and ends up pushing enormous rocks, trees and assorted debris its amazing that no more damage is done, due to clever design of channel. The power of nature is definitely a force to be reckoned with. Fascinating to watch for some reason, thanks for sharing.

    • @alexandre.modesto
      @alexandre.modesto  4 года назад +5

      the designer of these works is called fr.wikipedia.org/wiki/Paul_Mougin

  • @auto1640
    @auto1640 5 лет назад +374

    It looks and sounds like cement slushing down the hill

    • @ryanawilson8549
      @ryanawilson8549 5 лет назад +6

      You read my mind

    • @ecozones2d627
      @ecozones2d627 5 лет назад +3

      Guys why dont build a piramid in wood, an empty piramid, and let a river of this fill it

    • @tomasrichtr9660
      @tomasrichtr9660 5 лет назад +3

      OttovonEarth Actually it’s 2 out of 3 ingredients - there’s also water.

    • @tb-wy6ov
      @tb-wy6ov 5 лет назад +1

      I bet it hardens like it too

    • @sandorzador2802
      @sandorzador2802 5 лет назад +1

      I swear to Hades i said the same thing :D

  • @blurryflag6466
    @blurryflag6466 5 лет назад +265

    why am I watching a weird cement river instead of sleeping?

    • @candlelight33
      @candlelight33 4 года назад +2

      Blurry Flag thinking of a concrete

    • @sheldondrake8935
      @sheldondrake8935 4 года назад +4

      BE the slurry river, all the way to the sea, far far away...

    • @elainejones8636
      @elainejones8636 4 года назад +3

      It's strangely soothing to watch and such a beautiful setting

    • @boom-rl7me
      @boom-rl7me 4 года назад +1

      Yup 3:30am here

    • @hadrianbuiltawall9531
      @hadrianbuiltawall9531 3 года назад +1

      Its, cute (nice and slow), weird (looks like cement) and frighting (boulders the size of cars just swim by).

  • @jonnybabes1
    @jonnybabes1 5 лет назад +18

    Where does it come from? Where does it go to? What happens to it after the flow stops? How is the watercourse cleared after each flow? So may questions!

    • @samfrancisco8095
      @samfrancisco8095 5 лет назад +2

      Ditto. Curious minds have we. I want to see what it looks like with clear water.

    • @hillbilly23
      @hillbilly23 5 лет назад +3

      On google maps it looks like there was a massive land slide in the mountains. It looks like there's a lot of rock down river. It's the arc river in france. It was filmed on the corner of chemin tir and D79 IN Saint julien mont denis

    • @pepino735
      @pepino735 3 года назад

      just what i thought.

  • @Blathnaid.-.
    @Blathnaid.-. 2 года назад +3

    Sorry, I'm not familiar with french. Thank you so much for this video, as it is a crucial evidence for the force of mud and water. I'm in geology and search for all those evidence that these kind of flows can move tons of stones. So you do a great work to geology with your videos. Thanky again. Merci 🙏🙏

    • @alexandre.modesto
      @alexandre.modesto  Год назад +2

      Thank you for your comment ! Glad these videos can help you

  • @noemierollindedebeaumont1130
    @noemierollindedebeaumont1130 4 года назад +16

    I am very interested to see the transition back from ciment river to river stream, or maybe there is some work to do to clear some stuff before that can happen ?

  • @warphonesS22
    @warphonesS22 5 лет назад +119

    Just add lime and you got. 10ft thick sidewalk

    • @minhnguyen5861
      @minhnguyen5861 5 лет назад +1

      War Phoine they don't needed metal too thick

    • @bigt9693
      @bigt9693 5 лет назад +6

      @@minhnguyen5861 That made no sense. Why comment complete gibberish???

  • @gayle525
    @gayle525 6 лет назад +81

    It looks like cement.

  • @Achillionable
    @Achillionable 5 лет назад +5

    Incroyable la vitesse à laquelle ça monte !

  • @trojanhorse7897
    @trojanhorse7897 5 лет назад +23

    Fluid dynamics in action, how to slow down a stream of fluids without making it rush down like crazy.

  • @southtexasprepper1837
    @southtexasprepper1837 2 месяца назад +2

    This is a textbook example of a Lahar. A mixture of soil. ash, rocks, boulders and other debris which has the look and consistency of cement.

  • @jkitto2008
    @jkitto2008 4 года назад +5

    The Energy released by these debris flows is off the chart😳❗️
    When I see this I can only think of one thing, getting caught in that would really suck.

  • @louisvilleslugger3979
    @louisvilleslugger3979 5 лет назад +36

    SO THIS IS WHAT HAPPENS WHEN YOU TURN OFF AD-BLOCK

  • @jmtimmons
    @jmtimmons Год назад +2

    Wow! That's wild! I've never seen a channel or canal like that before. Fascinating. That debris flow was getting pretty high. I hope the person filming was safe. Great video. Id like to see what it looks like afterwards.

    • @alexandre.modesto
      @alexandre.modesto  Год назад +1

      I got nothing! And I'm still here to film other torrential lavas 😉

  • @koningbolo4700
    @koningbolo4700 5 лет назад +61

    Tell the mason his building materials have arrived....

  • @unusedName1
    @unusedName1 5 лет назад +14

    This is how roads are made

  • @seanfulk9908
    @seanfulk9908 3 года назад +3

    Wow thats so cool, it's looks like slow flowing cement with big huge boulders mixed in, amazing the power

  • @hideouslyugly
    @hideouslyugly 5 лет назад +29

    I thought that exactly..cement. notice how quickly the level rose. I looked at a house recently, and noticed it was opposite a river.This is why I changed my mind!

    • @bb1040
      @bb1040 5 лет назад +2

      It does look like wet cement...

    • @villeqq4789
      @villeqq4789 4 года назад

      @@bb1040 More like concrete

  • @ahmedwingo
    @ahmedwingo 5 лет назад +11

    guys it looks like million cubic meters of concrete

  • @13bgunbunny42
    @13bgunbunny42 5 лет назад +22

    It's almost exactly like concrete. About the same consistency. EDIT: Like a lahar

  • @soldierski1669
    @soldierski1669 5 лет назад +32

    3:55 When you think you're done, but that next set of cramps come...

  • @R08ERT
    @R08ERT 3 года назад +3

    It’s like the have ten concrete mixer trucks at the top and using it as a concrete shoot
    For a building site at the bottom of the hill.

  • @standardcake18
    @standardcake18 4 года назад +6

    That’s an impressive river of concrete you got there.

    • @rogerdickinson920
      @rogerdickinson920 4 года назад

      Brady, My thoughts exactly.. A site I was on had a blowout at the bottom of a 12' wall. The Geotechs told me they have concrete columns fail all the time . Lots of finger pointing. Sometimes the whole column has to come out, re bar and all...hugely expensive. Not sure if it would pass the slump test or have enough strength after 28 days. For those following, cement is the powder, concrete is the mix with aggregate and water,

  • @jeffd6540
    @jeffd6540 5 лет назад +3

    Love the flows! How do they clean the flutes when the rain finally stops and they are full? Do they have dedicated crews who come in with excavators and such! That would be nice to see as well!

  • @dougwilliams8602
    @dougwilliams8602 5 лет назад +6

    Looks like cement. Wonder if it hardened when it stopped flowing and dried

  • @bb1040
    @bb1040 5 лет назад +2

    It always gets me when I see how big the boulders are that it is pushing along..

  • @hebneh
    @hebneh 5 лет назад +17

    These mudflows are so weird, particularly how there are pulses of higher levels. I was surprised that the gutters across the channel didn't immediately fill up with rocks; instead, these all just kept moving and didn't get stuck. I would think these would have to be cleaned out regularly, particularly in the winter when it would be too cold to rain, and thus nobody could be caught in a flood while working.

    • @alexandre.modesto
      @alexandre.modesto  4 года назад +5

      no cleaning is done in winter, after the storm the channel was almost empty

  • @leane200618
    @leane200618 6 лет назад +6

    Bonjour ,
    J'ai bien visualisé sur satellite la localisation de cette commune et de cette rivière . La topographie est évidente , vallon court , haut relief très pentu , tous en ligne direct vers le fond du vallon . La bassin versant n''est pas gigantesque , loin de là ! mais en cas d'orage c'est inévitable ! incroyable et merci .

    • @leane200618
      @leane200618 6 лет назад

      A t'on une idée des hauteurs de précipitations lors de cet orage ? et celui de 2011 ?

    • @Solvivier
      @Solvivier 6 лет назад

      Et j'ajouterais, bassin hydrologique du Claret et massif de la Croix des Tetes dominé par des formations de schiste argileux

    • @alexandre.modesto
      @alexandre.modesto  5 лет назад

      @@leane200618 non juste une image radar peu précise

  • @FACELOWNER
    @FACELOWNER 5 лет назад +22

    As it slowed right down I got this over whelming urge to jump in feet first..!!!
    OK I'll see myself out.!!

  • @teufmusik6872
    @teufmusik6872 5 лет назад +31

    On dirait que c'est une personne qui a vidé sa bétonnière dans le ruisseau

  • @RODALCO2007
    @RODALCO2007 5 лет назад +9

    The hydraulic force of water is amazing. It looks like wet concrete. Great capture.

    • @samfrancisco8095
      @samfrancisco8095 5 лет назад +1

      Because water can't be compressed it will push anything and everything out of its way. The size of those boulders getting pushed like that. When will idiots learn not to cross a flowing steam/river with their cars. Every year all over the planet.

  • @knobsdialsandbuttons
    @knobsdialsandbuttons 7 месяцев назад +1

    Awesome catch ! 👍

  • @nyrockchicxx
    @nyrockchicxx 5 лет назад +2

    Amazing that the pressure is able to move those huge rocks & boulders.

  • @mpyndur2552
    @mpyndur2552 5 лет назад

    c'est vraiment impressionnant, rien ne peut résister à une telle force !!!!

    • @alexandre.modesto
      @alexandre.modesto  4 года назад

      Les ouvrages de protection réalisés par le RTM resistent :)

  • @dolorescritandi3426
    @dolorescritandi3426 4 года назад +1

    what debri flow it looks like cement and where does it come from or is it mud

  • @lionel8806
    @lionel8806 5 лет назад +1

    its a Lahar. A lahar is a violent type of mudflow or debris flow composed of a slurry of pyroclastic material, rocky debris and water. The material flows down from a volcano, typically along a river valley.

  • @KossolaxtheForesworn
    @KossolaxtheForesworn 5 лет назад +5

    its like a moving mass of wet concrete.

  • @Don.Challenger
    @Don.Challenger 16 дней назад

    I return: Although the flood runs rampant along the prepared channel, it still seems to treat the flowering plants (to our right) quite gently.

  • @lindaj5492
    @lindaj5492 Год назад +2

    4:02 That big surge just seemed to come out of nowhere 😮

  • @therealjplavoie
    @therealjplavoie 5 лет назад +10

    Who ordered 152 football fields of ciment?!

  • @Teddy_Bass
    @Teddy_Bass 4 года назад +2

    Very nice catch

  • @hjelmkamerat
    @hjelmkamerat 5 лет назад +8

    Why didn't you swim? Looks refreshing

    • @williammorris2798
      @williammorris2798 5 лет назад +2

      Yes get a full body massage at the same time. Who wants a body massage, go

  • @fredgrove4220
    @fredgrove4220 5 лет назад +2

    Cement is a powder, when it is mixed with sand and aggregate it is concrete.

    • @spikespa5208
      @spikespa5208 5 лет назад

      @Richard Christopher Well, there ARE more than a few people having trouble with the difference. Good of fred to put it out there.

  • @mostafa3layan293
    @mostafa3layan293 6 лет назад +22

    It is like beton (cement)

  • @audiofunkdialect
    @audiofunkdialect 5 лет назад +1

    How do we know they aren’t pouring forms out the pictures view?

  • @meruliouslacrimens5154
    @meruliouslacrimens5154 5 лет назад +6

    Wow, not gravel and twigs then? It's amazing anything can withstand that pulverising force at all. Thanks for sharing.

  • @suewoodman3179
    @suewoodman3179 2 года назад +1

    It looks like a river of cement but its mud..... looks extremely deep.

  • @wilton680
    @wilton680 4 года назад +1

    Deve ser este feito da natureza que motivou o compositor Kiko Zambianchi a compor a música CHOVE e a musica Rolam as pedras...

  • @raincoast2396
    @raincoast2396 5 лет назад +2

    Those are some big chunks of ice!

  • @brendanswemmer
    @brendanswemmer 5 лет назад +1

    Fascinating. Thanks for sharing.

  • @johnk1639
    @johnk1639 4 года назад +7

    If cement mixers could dream...🤔

  • @p.santos6644
    @p.santos6644 4 года назад +1

    Where does it come from ?

  • @natehill8069
    @natehill8069 5 лет назад +1

    That stream is having its way with boulders I would think twice about moving with my backhoe.

  • @clementclem5193
    @clementclem5193 5 лет назад +1

    Question bête mais après ce torrent la boue est restee ?quel est la résultat après une coulée de boue paeillle ?

  • @73Shakes
    @73Shakes 5 лет назад +3

    Most people would hall cement in a truck but I guess this works too......lol.
    That's what it looks and sounds like,cement.

  • @hadrianbuiltawall9531
    @hadrianbuiltawall9531 3 года назад +1

    A passing gardener thinks "that looks like really good soil, I'll have some". Sticks his shovel in and hits a rock the size of a car.

  • @gardenia24sugarfoot.36
    @gardenia24sugarfoot.36 3 года назад

    IT certainly looks like a river of fresh concrete? - so does this /or other videos show where it actually ends up at?

  • @Mr2at
    @Mr2at 5 лет назад +6

    6 pints of Guinness and a lamb biriani will do that to you.

  • @TheNomadBushCrapperIndianChief
    @TheNomadBushCrapperIndianChief 5 лет назад +4

    *’INCREDIBLE’... & HYPNOTIC..!!!* :PEACE:✌🏼🕊❤️😎

  • @ShizukuSeiji
    @ShizukuSeiji 4 года назад

    What is the cause of these flows? Is it seasonal water melt further up into the hills?

  • @scooters47
    @scooters47 5 лет назад +2

    Can someone tell ReadyMix their plant is leaking.

  • @grantpeterson2987
    @grantpeterson2987 5 лет назад +4

    It looks like CONCRETE, not cement. Cement is an ingredient in concrete. Maybe this bothers me when people say "cement" because I am a concrete laborer. And it looks like about a seven inch slump, way too wet to pour. Lol

  • @Don.Challenger
    @Don.Challenger 4 года назад +6

    This is one way to deliver the concrete mix, albeit extravagantly wasteful.

  • @Xer06siX
    @Xer06siX 5 лет назад +8

    Cleanup on isle two!

  • @mehernandex5555
    @mehernandex5555 5 лет назад +4

    A Komatsu 575 is put to shame by the power of the water

  • @cmotherofpirl
    @cmotherofpirl 2 года назад

    I wonder how long it lasted.

  • @matthewwillson6515
    @matthewwillson6515 5 лет назад +13

    Don't you just love it when controlling nature is so simple and effective

  • @soyounoat
    @soyounoat 4 года назад

    When the flow slows to a stop like this, does it set in place? If yes, then how is the channel opened again?

  • @CharlieGanProductions
    @CharlieGanProductions 4 года назад +2

    4:00 in some ,,weird,, way the wave looks so cool :p

  • @jeremys959
    @jeremys959 5 лет назад +4

    That's not debris flow, that's a mudslide

  • @inkedhigh
    @inkedhigh 4 года назад +2

    a free supply of cement to all Carpenters living near by is like a gold mine

  • @dianomoretto2812
    @dianomoretto2812 4 года назад +1

    Where did it end up ?

  • @MichaelClark-uw7ex
    @MichaelClark-uw7ex 4 года назад +2

    Life on Quickcrete Mountain.

  • @noeraldinkabam
    @noeraldinkabam 5 лет назад +2

    Does that happen often?

    • @johnmartlew5897
      @johnmartlew5897 5 лет назад

      Noeraldin Kabam Yes, every year for the past 350,000,000 years.

  • @andrebazenga7485
    @andrebazenga7485 4 года назад +2

    Pretty sure that is cement at some point.

  • @urieljurado1079
    @urieljurado1079 4 года назад

    BE SMART... NEXT TIME MOVE THE CAMERA TO THE OTHER SIDE TO SEE HOW THE STREAM GOES DOWN... THE LOCATION IS REALLY BEAUTIFUL WATCHING THE OTHER SECTION ON THE STREET ... VERY BEAUTIFUL... URIEL, PANAMA CANAL, MAY-29-2020

  • @Joe-sn6ir
    @Joe-sn6ir 4 года назад +1

    "and that, boys and girls, is how we made the new road" :O

  • @ichabodon
    @ichabodon 5 лет назад +1

    As people have said, just like cement. How amazing. Where was it?

    • @pngit1
      @pngit1 5 лет назад

      France near the Italian border I think

  • @jhmclellan
    @jhmclellan 4 года назад +7

    Someone at the cement factory just lost their job.

  • @jujuof73
    @jujuof73 7 лет назад +1

    Belle prise, dommage de ne pas l'avoir prise également un peu plus en amont. Le fait qu'il y est une telle épaisseur de la lave est dû à quelle phénomène naturel, alors des fois ça peut être uniquement liquide ?
    De plus dans quel état est le torrent maintenant ?

    • @alexandre.modesto
      @alexandre.modesto  7 лет назад +2

      C'est naturel oui, de fortes pluies. C'est assez rare que ce soit aussi visqueux. Très souvent c'est liquide. Voir : ruclips.net/video/jgWbYDUm-ME/видео.html

    • @maiwald6293
      @maiwald6293 2 года назад

      @@alexandre.modesto Woher kommt das ?

  • @pleasuregaming2601
    @pleasuregaming2601 5 лет назад +2

    3:05 Is this a concrete or cement river?

  • @baperb5976
    @baperb5976 5 лет назад +1

    السلام عليكم
    هل من احد يفيدني ماهذي المواد السائله التي تجرف الصخور العملاقه

    • @raz999.9
      @raz999.9 5 лет назад +1

      هذا سيل من طين.

  • @RR-gn8rg
    @RR-gn8rg Год назад

    And now we know why the canal was so deep to begin with.

  • @user-mn5qr6xs6b
    @user-mn5qr6xs6b 5 лет назад +1

    Сколько форели смыло???

  • @Mainmanrr
    @Mainmanrr 3 года назад +1

    Some of those boulders where huge.

  • @gav1233
    @gav1233 3 года назад +1

    This would be a great place to open up a terra-cotta shop.

  • @abazdarhon
    @abazdarhon 5 лет назад +2

    Lots of concrete is flowing. Are you building something ?

    • @annek5136
      @annek5136 5 лет назад

      Yes. Nature is building a new earth

  • @justaninja1
    @justaninja1 4 года назад +1

    Holy crap, that's crazy. Why is it so thick? It looks like concrete.

    • @alexandre.modesto
      @alexandre.modesto  3 года назад

      mudflow

    • @hectorpascale1013
      @hectorpascale1013 3 года назад +1

      Because a lot of rocks (small and big), "rock powder", sand or just mud (also with organic material) is suspended in the water. Density can reach up to 2,6 g/cm³ (= t/m³ = kg/Liter) and therefore is as "thick" as concrete. Thats also the reason for some rocks floating around.
      The "mud" and all the rocks is washed down from the steep hillsides in this vast mountain bowl north of the town, when long and/or heavy rain events take place (e.g. strong Thunderstorm), and some loose material has accumulated over the years.
      I think the heavy rain event is the trigger for Alexandre to be at his spot at the right time. And an informant upstream e.g. at Montdenis, which hear the rumble a little bit earlier ;)
      Great footage and Timing !

  • @mikebarbacovi9851
    @mikebarbacovi9851 5 лет назад +3

    Motivating to watch if you suffer from constipation.

    • @royb5014
      @royb5014 5 лет назад

      I was shitting while watching and reading your comment. 😅

  • @steamboatwillie8517
    @steamboatwillie8517 4 года назад +1

    Wow!! Some of those bigger rocks must be around 2 it 3 tons...!! Just shows you: when it's you Vs mother nature, you'll mostly come off second best!

  • @barbaralucero2772
    @barbaralucero2772 5 лет назад +1

    Is it ash from a volcano? How do you spell lahar??

  • @scotts7017
    @scotts7017 5 лет назад +3

    This is like the morning after taco Tuesday at the Moose Lodge.

  • @tracykeenan4449
    @tracykeenan4449 5 лет назад

    Does this all end up in the ocean ?

  • @Wrio_The_Slaay
    @Wrio_The_Slaay 5 лет назад +7

    Right when youre about to jump and a wave comes

  • @MustangsTrainsMowers
    @MustangsTrainsMowers 5 лет назад

    Notice how easily water and mudd pushes rocks that weigh as much as a car?
    A rock that is a cubic yard weighs as much as two average sized cars.

  • @bellezze_d_italia
    @bellezze_d_italia 4 года назад +2

    wonderful

  • @steveaustin4600
    @steveaustin4600 4 года назад +2

    wow,floating rocks ,thats new

  • @mgtpa4
    @mgtpa4 5 лет назад

    So, just where does all this "stuff" end up going.....river..?? lake..?? ocean..?? Thanks.

  • @gwynethgrove772
    @gwynethgrove772 5 лет назад +3

    Bells ringing to warn everyone downstream

  • @joehawkins3524
    @joehawkins3524 4 года назад +1

    Good god! Either Godzilla is unloading a number 2 upstream or they are downloading enough cement for another mega dam downstream.