8
*Channel Sedimentation at a Fishery port in FUNKA BAY, JAPAN by Takehito Horie, Yasuji Nozaka and Hitoshi Tanaka.   ࡅ࠾ሁ◁㣗Ⓨ⏕ ᘧ♫Ỉᕤ ᇼỤᓅே ᾏ㐨Ỉ⏘ᯘ㒊Ỉ⏘ᒁ⁺ ⁺ᮧㄢ 㔝ᆏᘺᑑ ᮾᏛᏛ㝔ᕤᏛ◊✲⛉ ⏣୰ோ 1ࡌࡣ ㏆ᖺ㸪ෆᾆ‴ෆ⨨⁺ 㸪‴እኴᖹὒἢᓊẚ㍑‴ෆࠕࡢ᮶くἼ 㸪 ᇙἐ㢧ⴭⓎ⏕≧ἣࡢࡑࠋ1 㯮ᒾ⁺ 㸪ෆᾆ‴ዟ㒊⨨ᾏ㐨ᾏ㒆ඵ㞼⏫ ➨ࡢ1 ✀⁺ ᮏ⁺ 㸪ᖹᡂ 10 ᖺᗘ౪⏝㛤ጞ㸪ᖹᡂ 12 ᖺᗘᮾ㜵Ἴሐ㸦L=100m㸧ഛ㸪⌧ᅾ  ࡢᙧ⮳ࡋࠋ㸪ᮏ⁺ 㸪Ἴ㧗 ࡀ࠸ࡉ࿘㎶ᚠ⎔ὶ◁⛣ࡢ ࡃࡍࡢ◁ࡓሁ◁㢧ⴭ㸪ὼ ᅇᖺቑຍ≧ἣ ᮏ◊✲㸪⌧ᆅㄪᰝ㸪᪤  ࡢ㔞⤖ᯝᆅᙧศᯒ 㸪ᙜヱ⁺ ⁻◁≉ᛶᢕᥱ┠ⓗ ࠋࡓࡋ ᅗ ෆᾆ‴㯮ᒾ⁺ ⨨㸦ᕥᅗ㸧㸪㯮ᒾ⁺  ࡢᙧ㸦ᖹᡂ ᖺᙳ㸧㸦ᅗ㸧 2㸬 ⮬↛⎔ቃ≉ᛶ ᮏ⁺ ࿘㎶ࡅ࠾Ἴᾉ≉ᛶᚋ㏙⌧ᆅほ ᮇ㛫ࡅ࠾ᆅᙧኚ௨ୗ♧ ࠋࡍ㸦㸯㸧Ἴᾉ≉ᛶ ෆᾆ‴ෆࡓࡋ⥆⥅ࡣἼᾉほ ⾜ࡀࡓ࠸࡞࠸㸪Ẽ㇟ᗇ GPV ἢᓊἼᾉ2009 1 ᭶㹼2013 12 ᭶㸧⏝ࡓ࠸࠾࡞ࠋ㸪ᮏࡣࢱ3 㛫㛫㝸᥎⟬ࡋࡎࡢࢡ≧ἣᤊࡇ࠸࡞࠸␃ពᚲせἼᾉ༟㉺᪉ENE 㸪‴᪉⮴Ἴᾉ㢼ᮇ⛅ࡢࡃࡁᏘᑠࡇࠋ࠸㸪ᮏ⁺ Ἀ࠸ࡘἼᾉⓎ㐩࠸࡞ࡋ39 東北地域災害科学研究 第53巻(2017)

u8× b$Î#Õ >( - ARENAnds-tohoku.in.arena.ne.jp/ndsjournal/volume53/53-7.pdf · z _ > E %Á \ u8× b$Î# ... x%Á8 · b8§-- ^10 v17 ¥ [ c w*O

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Page 1: u8× b$Î#Õ >( - ARENAnds-tohoku.in.arena.ne.jp/ndsjournal/volume53/53-7.pdf · z _ > E %Á \ u8× b$Î# ... x%Á8 · b8§-- ^10 v17 ¥ [ c w*O

*Channel Sedimentation at a Fishery port in FUNKA BAY, JAPAN by Takehito Horie, Yasuji Nozaka andHitoshi Tanaka.

1

11

10 12 L=100m

2

GPV 20091 2013 12 3

ENE

39東北地域災害科学研究 第53巻(2017)

Page 2: u8× b$Î#Õ >( - ARENAnds-tohoku.in.arena.ne.jp/ndsjournal/volume53/53-7.pdf · z _ > E %Á \ u8× b$Î# ... x%Á8 · b8§-- ^10 v17 ¥ [ c w*O

25 10 12

25 10 1 25 12 3

25 10 25 12

+1100m3

+2000m3

40

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3

2013 927 11 2 37

St.1 St.2 St.4 3 3

St.1 St.2 St.4 0.5

St.3

20 31 3

41

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25 12 8JIS A 1204

JIS A 1202 2

St.1 St.3

St.1 St.3

St.1 =0.070.02m/s St.1

0.1m/sS SSE SE

St.4St.4

2m 10 1 10 21 10 252 3 St.3

10 17 1.0m3 10

3 26

-3.2

-3.1

-3.0

-2.9

-2.8

-2.7

0.0

0.1

0.2

0.3

0.4

0.5

09/27 10/02 10/07 10/12 10/17 10/22 10/27 11/01

[m/s

]

D.L

. [m

]

(St.1) (St.1_ S,SSE,SE)

42

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2013 10 15 2013 10 16 2013 10 17

4

25 10H25.10.17

M.W.L.=D.L.+1.0m

43

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St.5

H25.10 H25.12 H=1.51m T=12.5s E H25.10.17M.W.L.=D.L.+1.0m (M.W.L.)H25.10

d50=0.16mm s=2.8g/cm3

St.1 St.2 St.1 1.31m St.2 1.67mSt.1 1.21m St.2 1.41m

2013/12/8 St.5 St.6 St.7 St.8 St.9

(g/cm3) 2.776 2.783 2.784 2.728 2.666d50(mm) 0.16 0.15 0.22 0.20 0.24

1

2

1

3

4 1

4

1 3

5

3

4

1

6

2 6

5 6

7

0.2 m/s

1.4 1.6 1.8 2.0 2.2 2.4(km)

0.10

0.20

0.30

0.40

0.50

0.60

0.70

44

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5

E SE

1) : 43 , 1966.

2) :B3( ) Vol.72, No.2 2016.

45

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