Transcription of 鳥屋野潟の整備について - pref.niigata.lg.jp
1 5m km2 3 5m 24 1 L=7,854m 23 90cm 43 2 12km 2 1947 22 2012 24 3
2 4 1 24 9 7 ( ) 2 24 10 9 ( ) 3 25 1 31 ( ) 5 6 7 23 43 24
3 500 8 5m 3 5m H21 9 P ( )PPPP 4 P10 = V=350 m3 3m = 350 m3 2 1:2.
4 2 ( 350 m3 140ha m 2m 2m 12 350 m3 100mm 100km2100mm/ 1 =171m3/ 1 = 100mm/1 1 100km2 = / 1 1 10,000 m2 =1,000 m3 1 1,000 m3 4 1,000 m3 = 400 m3 1 - 1 = 400 m3- 171m3/ 60 60 = 400 m3- 62 m3= 338 m3 1 350 m3) 4 m3/s ( m3)
5 PPPPP13 14 140ha ( + )( ) ( ) 80cm 15 11 16 ( 17 18 10 8 10 8 19 10 8 10 8 265mm 60 97mm 5.)
6 132 593 3943 395 201 457 20 10 8 4 1 21 21 100m3/s 130 3 22 23 10 8 4 01020304050607080901001 2 3 4 5 6 7 8 9 101112131415161718192021222324 1 2 3 4 5 6 7 8 9 1011121314151617181920212223248/38 267mm 64mm24 8/4 15 97mm/60 (3:25 4.)
7 25) ( ) 1/400 40m3/s 24 59mm 177mm 7/29 10 21 7/30 10 23 7 2501020304050607080901001234567891 01 11 21 31 41 51 61 71 81 92 02 12 22 32 41234567891 01 11 21 31 41 51 61 71 81 92 02 12 22 32 41234567891 01 11 21 31 41 51 61 71 81 92 02 12 22 32 41234567891 01 11 21 31 41 51 61 71 81 92 02 12 22 32 47/277/287/297
8 177mm01020304050607080901001 2 3 4 5 6 7 8 9 101112131415161718192021222324 1 2 3 4 5 6 7 8 9 1011121314151617181920212223248/38 267mm 64mm24 23 7 10 8 26 -1020304050607080901001101201301401501 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 hr) m3/hr) TPm) _1 _1 _1 ( ) _1 _1 8 4 8 5 -1020304050607080901001101201301401501 3 5 7 9 1113151719212325272931333537394143454749 5153555759616365676971 hr) m3/hr) TPm) _1 _1 _1 ( )
9 _1 _1 7 28 7 29 7 30 23 7 -1020304050607080901001101201301401501 3 5 7 9 1113151719212325272931333537394143454749 5153555759616365676971 hr) m 3 / h r ) T P m ) _1 _1 _1 ( ) _1 _1 7 28 7 29 7 30 23 10 -1020304050607080901001101201301401501 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 hr) m3/hr) TPm) _1 _1 _1 ( )
10 _1 _1 8 4 8 5 m /s -1020304050607080901001101201301401501 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 hr) m3/hr) TPm) _1 _1 _1 ( ) _1 _1 _1 8 4 8 5 32 33 34 35 37
