I

1-1

1-1 1-1 1-2 1-1 1-3 1-1 1-4 1-2

2-1 2-1 2-1 2-2 2-1 2-3 2-3 2-4 2-3 2-5 2-5 2-6 2-5 2-7 2-6 2-8 2-7 2-9 2-7

3-1 3-1 3-1

3-1-1 3-1 3-1-2 3-2 3-1-3 3-3 3-1-4 3-5 3-1-5 3-6 3-1-6 3-6

II

3-1-7 3-7 3-1-8 3-7 3-1-9 3-8 3-1-10 3-8

3-2 3-9 3-2-1 3-9 3-2-2 3-9 3-2-3 3-10 3-2-4 3-11 3-2-5 3-12 3-2-6 3-12 3-2-7 3-12 3-2-8 3-13

4-1 4-1 4-1 4-2 4-4 4-3 4-10

4-3-1 4-11 4-3-2 4-13 4-3-3 4-14 4-3-4 4-16 4-3-5 4-17 4-3-6 4-18

5-1 5-1 5-1

III

5-2 5-1 5-3 5-1 5-4 5-2

6-1 6-1 6-1 6-2 6-1 6-3 6-3 6-4 6-4 6-5 6-6 6-6 6-7 6-7 6-8 6-8 6-10 6-9 6-10 6-10 6-10

7-1 7-1 7-1 7-2 7-1 7-3 7-2

8-1 8-1 8-1 8-2 8-1

9-1 9-1 9-1 9-2 9-1

10-1

IV

10-1 10-1 10-2 10-2 10-3 10-3 10-4 10-4 10-5 10-7

() -1 () -1 () -1 () () -1 () -1 () -1 () -1

V

2-1 2-1 2-2 2-2 2-3 2-4 2-4 2-5 2-5 2-7 3-1 3-2 3-2 3-10 3-3 3-14 3-4 3-14 3-5 3-14 3-6 3-15 3-7 3-15 3-8 3-15 3-9 3-16 3-10 3-16 4-1 C 4-3 4-2 n 4-5 4-3 4-9 4-4 4-16 5-1 5-3 6-1 6-2 6-2 6-5 6-3 6-6 6-4 6-8

VI

7-1 7-2 8-1 8-2 8-2 8-2 10-1 10-6

VII

0-1 -2 3-1 3-3 4-1 4-4 4-2 4-11

-1

1

2

1.

2.

3. 5,000

-2

3.

3 0-1

0-1

1. 2. 3. 4. 5. 6. 7. 8. 9.

1. 2. 3.

1. 2. 3. 4. 5.

-3

4

1-1 1-2 1-3

2-1 2-2

2-2-1 2-2-2 2-2-3 2-2-4 2-2-5 () 2-2-6

2-3 2-4

2-4-1 2-4-2

2-5 2-5-1 2-5-2 2-5-3

-4

2-6 2-6-1 2-6-2 2-6-3 2-6-4

2-7 2-7-1 2-7-2 2-7-3

2-8 2-9

3-1

3-1-1 3-1-2 3-1-3 3-1-4 3-1-5 3-1-6 3-1-7 3-1-8 3-1-9 3-1-10

-5

3-2 3-2-1 3-2-2 3-2-3 3-2-4 3-2-5 3-2-6 3-2-7 3-2-8 3-2-9 3-2-10

4-1 4-2

5-1 5-2 5-3

6-1 6-2 6-3 6-4 6-5 6-6

-6

6-7 6-8

6-8-1 6-8-2

7-1 7-2

8-1 8-2 8-3 8-4

9-1 9-2

10-1 10-2 10-3 10-4 10-5

1-1

1-1

1. 2. 3.

1-2

1-3

1.()

2. 1/10,000 1/5,000 1/25,000 1/50,000

1-2

1-4 3 4

2-1

2-1

1. 1/10,000 1/5,000 1/25,000 1/50,000

2.()()

3. 4.

2-1

() ()

2-2

1.()

2-2

2.

3.

4. 5. 6.

2-2

1

2

()

2-3

1

2

2-3 ()

1.

2. 3.()()

4.1/10,000~1/5,000

2-4

2-4

1.( 15 )( 10 30 25 100 )

2. 15 3.

4.

2-3

() () ()

(

) 1

(

) 1

1

2-5

2-5

1. 2. 3.

2-4

()

2-6

2-6

1.

2. 1/10,000 1/5,000

2-7 () GIS

1.

2.()

2-7

2-5

(

)

2-8

2-9

1.

2.

2-8

3.

4.

5.

3-1

3-1

1. 2. 3.

3-1-1

1. 2.

3. 10 10 4. 1/10,000 1/5,000

5. 3-1

3-2

3-1-2

1. A B [()] (1)

(2)

(3)

(4) 2.

ABC D A B C D 3-1 3-1

3-1

(

)

2H< 1H< A B C D HH 5~2 HH 3~1 C D

3-3

(1) H H 2H (..) A

(2) H 2H B

(3) H 2H(.) 1H3H 2H5H C

(4) D 5. 3-2

3-1

3-1-3

3-4

1.

2.

3.[()] (1)GPS

(2)

(3)

(4)

(5) 1/5,000 1/25,000 GPS (TW67)

(6)

4. 3-3

3-5

3-1-4

1. 2.( 5,000 )

3.

4.[()] (1)

()

(2)()()

(3)()()

(4)()

3-6

(5)

5. 3-4

3-1-5 ()

1.

2.()[()]

3.[()]

4. 3-5

3-1-6

1.

3-7

2. 3. 37

3-1-7

1.

2.

3.()

4. 3-6

3-1-8

3-8

1.

2. 3.

3-1-9 1./10,0001/5,000

2. 3. 3-7

3-1-10

1.

2. 1/5,000 1/25,000

3.

3-9

4.

5.

6. 3-8

3-2 3-2-1

3-2-2

1. 88 921 90 93 88 90 93

2...

3-10

3... 3-2

3-2 () (m) 1 (m) 2 (m)

60 2 0.5 1.25 1 2Khazai and Sitar (2003) 4.

3-2-3

3-11

1.

2.

3.(90 )

4.

3-2-4

()()

1.

2...

3.

3-12

.. 4.

3-2-5

3-2-6

1.

2. 3.

4.

3-2-7

3-13

3-2-8

1.

2.

3.

3-14

3-3

X Y

3-4

X Y 1/25000

(1)(2)(3)

3-5

X Y

(1)(2)(3)

3-15

3-6

X Y

(1)(2)(3) (4)(5)(6)(7)(7)(8)

3-7

X Y

(1)(2)(3)(4)(5)(6)(7)

3-8

X Y

3-16

3-9

X Y

3-10

X Y

(1)()(2)()(3) (1)()(2)(3)() (1)(2)(3)(4)(5)

4-1

4444-1

1.

2. 17 1,000 1,000 (Rational Formula)

3.

AICQ tp 503601

= (4.1)

pQ =(cms )C =(

18 ) 50tI =A=( ha ) (1)( 50tI )

16

4-2

2560

50

)()50log( IBtAHGI

cc

t+

+= (4.2)

22560 )09.029.25( PPI+

= 2)31.096.189

(P

PA+

=

55=B 2)45.171.381

(P

PC+

= 2)33.189.42

(P

PG+

=

2)83.133.65

(P

PH+

= P =( mm ) ct =

(2)(C )

C C C 1.0 C 4-1

(3)( ct ) 19 ( ct )

'ttt oc += (4.3) vt o /l= (4.4)

ct =() ot =()() 't =()()l =() ( 100)v =( 0.3~0.6 m/sec)

4-3

4-1 C

0.75~.090 0.70~0.80 0.50~0.75 0.45~0.60 0.75~0.95

(1) 1.00 0.95 0.95 0.90 1.00 (2) 0.95 0.90 0.90 0.85 0.95

4. bT pQ pT

( 4-1)

prpb

c

cp

p

ep

TTTTLHW

WLT

TDT

TRAQ

67.2

72

6.02

208.0

6.0

=+=

==

+=

=

(4.5)

eR (mm) pT

( hr ) rT ( hr ) pQ (cms )

cT ( hr ) bT ( hr ) L( km )H ( km )W ( hkm / ) A( 2km )( cT )(D)(a) cT 6hrD1hr(b)3hr cT 6 hrD0.8hr(c)1hr cT 3 hrD0.4hr(d) cT 1hrD0.15hr rT 1 eR 10

4-4

Re

D

TpT

D/2 0.6TcQ

Tr

Qp

4-1

4-2 ..

1.

2. 50

3.

ps QQ )1( += (4.6) = 5%10% 50%(2005)

4-5

4. (1)

2/13/2 SRn

AQs = (4.7)

AR(= PA / P)Sn 200500 ( 0.3~1.0m S 1/100 30~100m )

(4.7)n 3-1-5 4-2 Open Channel Hydraulicsnn

4-2 n

1 Meyer-peter Muller(1948) 0.01216 6/190d 2 Lane-carlson(1953) 0.0156 6/175d 3 Keulegam(1949) 0.0238 6/190d 4 Einstein(1950) 0.0132 6/165d 5 Strickler(1923) 0.015 6/150d 6 0.0654 6/150d

(2)HEC-RAS

4-6

10

HEC-RAS

ehgV

yZgV

yZ +++=++22

222

22

211

11

(4.8)

Z = =y =

V = eh = 1 2 (4.12)HEC-RAS (standard step method)

5.(2005)

4-7

(1)( DC )

( )( )

tantantan

=

ws

wDC (4.9)

= oo 48~26 = s = w =

*9.0~3.0 C ( *C =0.6~0.75)(4.9)(4.9)(4.9)5~10

(2)( DQ )

pD

D QCCCQ

=

*

* (4.10)

DQ =(cms ) (3)( Dh )

( Dh )

5/32/1 )(

o

DDD SB

Qnh = (4.11)

4-8

oS = tanoS

tanoS ( =) Dn = 1.0=Dn ~0.06 06.0=Dn ~0.03

03.0=Dn B =

( ED )

(4)( DU )

2/13/2

D

1oDD Sh

nU = (4.12)

(5)( ED )

( maxD )()( 3-1-5 )

dD

DoE hCC

CD

=

*

(4.13)

)0.3,2.0min(5.0 mBDm E (4.14) ED = o =

4-3

4-9

4-3

o =1.01.0 o =1.00.5

1.0 o =1.21.5

(Shields formula)

)(sin

=

s

wS

hD (4.15)

ES DD (4.16) wh = =( 0.05) ( 55)(grid type open dam)

0.2/ >Sop Db (4.17)

4-10

opb =

6.

HEC-RAS

4-3

1.(sediment yield)()()() 4-1

2.(sediment flow-out) 4-1

3.(sediment budget)(control volume)

4-11

4-2

4-3-1

USLE

1.(Universal

Soil Loss Equation USLE) PCSLKRA mmm =

(4.18) mA =(/-) mR =(106-/--) mK =(---/106---)L =S =C =P =

2.

()

()

4-12

3.

USLE ( mR ) 30EI mR

Wischmeier (1958)30Wischmeier and Smith(1958)

Ie 10log0873.0119.0 += hrmmI 76< (4.19) 283.0=e

hrmmI 76 (4.20) e =(MJ-mm) I =(mm/ hr)E (MJ / ha)P (mm)

= PeE (4.21) ( R )( E )

4-13

( 30I )

30IERm = (4.22) (1996)Brown and Foster(1987)

]72.00.1[ 05.029.0I

ne

e

= (4.23) e = (MJ / ha-mm)en =2.718285()

12.7mm 15 6.35mm 6

4-3-2

1.

4-14

2.

llADV = (4.24)

l

V =l

A =()D = 3-3

4-3-3

1.(bed load)(suspended load) ( 0.062 mm )(wash load) 71

)(4383.0 41.1 cb qqSq = (4.25) 156.1710259.1 = SDq gc (4.26)

3/12

])1/([ g

DDg

=

(4.27)

4-15

Schoklitsch

)(2500 5.1 cs

s qqSq = (4.28)

6/7

2/33/5)(26.0

SDq osc

= (4.29)

bq =( mcms / ) sq ( mkg sec// )S =(%)q =( mcms / )

cq =( mcms / ) gD =

D ( m ) 50D =

( 3/ mkg ) 2650 3/ mkg =( 3/ mkg )

20 1000 3/ mkg =( sec/2m )

20=1.010-6 sec/2m g=( 2sec/m )

g=9.8 2sec/m s ( 3/ mN ) ( 3/ mN )

oD ( mm ) 50D

bs qq = (4.30) sq =( mcms / ) =(7.09.0)

BqQ bT )1( += (4.31)

ppTp QQQQ )1( +=+= (4.32) =

4-16

2.

(4.10) 4-4 4-4

(1980)

L )(m B )(m A )( 2km Q

)(cms H )(m Vs )( 3m

Innes

(1983)

Vs )( 3m A )( 2m

(1998) 56.0140418AVs = ()

Vs )( 3m A )( 2km

4-3-4

1. 2. 50 3. 4-3-1 4.

HQAHBLVs == 21

21

33

3862.11

0329.0 AVs =

61.070992AVs =

4-17

5.(4.24) 300 ()

6.(4.10) 4-4

4-3-5

1.() 2. 50 3.

(1) (2)

4.

(1)(4-10) (2) 4-3

5.

4-18

4-3-6

1.

(1)

(2)(50 )

(3) (4) (5)()=-

+-

2.

5-1

5-1

5-2 [()]

5-3

1.

2. 5-1

5-2

5-4

5-3

5-1

1.

6-1

6666----1 1 1 1

1.

2.( 6-1 )()

6666----2222

1.

2. 30 70

3. 4.

5.

6-2

6-1

TWD67 ()

/

()

X Y

6-3

6666----3 3 3 3

1.

2.

() ()

()

() ()

6-4

6666----4 4 4 4

1.

2. 6-2

3.

4.

5.( 6-3)

6-5

6-2

1.

2.

3.

4.

5. (1) 15

(2)

(3) 5~15

(4)

(5)

(6) 5

6.

6-6

6-3

1.

2. o15 3. V

1. 2. 3. 4.

1.

2. o5 ~ o15 3. 4. 5.

1.()

2.

1.

2. o5 3. 4.

1. 2. 3.

1. 2.

1. 2.

6666----5 5 5 5

6-7

6666----6666 ( 6-4)

(1)

(2) (

)

(3)

(4)

(Ecotone)

6-8

(5)

(6)

6666----7 7 7 7

1. (1) (2) (3) (4) (5) (6)

6-4

(1)

6-9

(2) (3)

(1)

(2)

(1) (2)

(3) (4)

2. (1) (2) (3) (4) (5) (6) (7)

3.

6-10

6666----8 8 8 8

6666----9999

6666----10101010

1. 2.

3. 1/10,000 1/5,000

7-1

7-1

1.

2.

3.

7-2

1.

2.

7-2

7-3

1.

2.

3. 7-1

7-1

1. 2. 3. 4. 5. 6. 7.

1. 2. 3. 4. 5.

7-3

7-1 ()

1. 2. 3. 4.

1. 2.

1. 2. 3. 4. 5. 6. 7. 8. 9.

1. 2. 3. 4. 5. 6. 7.

7-4

7-1 ()

1. 2.

8-1

8-1

1.

2.

3. 8-1 8-2

8-2

1.

2. 1/10,000 1/5,000

8-2

8-1

TWD67

X Y ()

8-2

TWD67

X Y ()

9-1

9-1

9-2

10-1

10-1 (complete ratio)

1.

ZXYXCR(%)

= (10.1)

XZY

2.

3.

spso

s

SSSS(%)CR soS

= (10.2)

soS

( 921 ..) spS

sS

4.

10-2

spso

s

QQQQ(%)CR soQ

= (10.3)

soQ ( 921 ) spQ sQ

5.

spso

soG G

G(%)CRGGs

= (10.4)

soG

( 921 ) spG

sG

6.

GQS CR15.0CR35.0CR5.0CR(%) ++= (10.5)

10-2

1.(10.1)Y

ZXYXCR(%) f

= (10.6)

fY

10-3

fY

fY

fY

10-3

1.

2.

3.

4.

5.

6.

7.

10-4

8.

9. 10-1

10-4

1.

2. (1)

(2) (3) (4)

3.

(1)

10-5

(2)

(3) (4) (5)

4.

()

5. 20%

10-6

10-1

1.=1,320 (2006)

2. 20 /

()

() 5 /10 / () 921 20 () ()()()

()

() 75~150 ()

(()) 200~500 350/ (1)() cms (2)() cms (1) ()

(2)() ( 5~10%)

3000 /

==*

20% 20%

10-7

10-5

1.

(1) A. X(%)(

10%) X(%)

B. X%( 50 ) X/[(1+X)50-1]

C. D. 0.12%0.5% 0.62%

(2) 3.0%

2.

CBI = (10.7) I=B=C=

()

()

-1

()

TWD67

X Y

() ()

()

()

( ) ( ) ( ) ( ____________ )

(m) m m m

m m m ()________

:

()

-2

()

() ()

____________ ____________( ) () ()

______________

()

A B C D

()

A B C D

A B C D

()

()

-1

()

TWD67

X Y

(m)

(ha)

()

30 30~7.5 7.5

( < 10%) 10% < 30% 30% < 80% 80%

()

()

()

()

-2

______________

X Y

()

() 1. 15 515 5 2. _______ 1. 3. _____ _______

2.

3. ____________

()

-3

()

1/5,000 1/25,000 GPS

()

()

()

-1

()

() () ()

X Y ()

()

()

() ()

m m

m m

m m

() ()

m m

m m

m m

()

_____________

()

-2

A 10 B 10 10~25 C 10~25 D

1. 15 515 5 2. 1. 3. _____ _______

2.

3.

()

() ()

()

-1

() ()

m m

X Y X Y (TWD67)

X Y

( ) ( )

( ) ( ) ( ) ( ) ( )

()

TM2

X Y

m m

m ()

()

() m

()

()

()

-1

TWD67 GPS (EL)

X Y

( )

()

()

-1

93

93

()

1 2

1

1. 1. 2. 3.1/50,000 4. 2. 1. 2. 3. 4.1/50,000 3. 1.1/50,000 2. 4. 1.() 2.3.1/50,000 5. 1.2.1/50,000

(93 )

()

-2

2

P = 0 ( 0 ) P < 3 (10) 3 P < 20 (30)

20 P (35)

B = 0 ( 0 ) B < 3 (10) 3 B < 20 (20)

20 B (25)

(2) (5) (2)

(5)

D < 1 (0) 1 D < 3 (4) 3 D < 10 (6) 10 D < 20 (8)

20 D (10)

(10) (6)

(3)

(0) (2) (3)

(5)

(93 )

()

1/50,000 1/25,000 GIS 3

()

-3

3

S 15 (20) 15 < S 30 (40) 30 < S 40 (60) 40 < S 55 (80)

(

S)

55 S (100)

S= =(- )/

(93 )

()

4

4

(20) (40) (60)

80

(80)

(0)

20

(20)

(93 )

()

()

-4

5 1/50,000 1/5,000 GIS

5

P20 (100)

20P < 40 (80)

40P < 60 (60)

60P < 80 (40)

(P)

80P100 (20)

P (/

)

(93 )

()

(Rm)(Km) 6

()

-5

6

Rm < 10000 (10) 10000 Rm < 20000 (20) 20000 Rm < 30000 (30) 30000 Rm < 40000 (40)

(

Rm)

50%

40000 Rm (50)

Km < 0.02 (10) 0.02 Km < 0.027 (20) 0.027 Km < 0.035 (30) 0.035 Km < 0.045 (40)

(

Km)

50%

0.045 Km (50)

(93 )

()

7

7

C < 0.06% (20) 0.06% C

()

-6

()

1,420 8

8

20 1 3

( 40) 4 6

( 60) 7 9

( 80)

10 () ( 100)

A

B

AB

+

+

= 100*60*30*

A

( ) 20100

20-* +=AB

()

-7

9

%

1 40 2 2 5 3 3 5 4 4 10 5 5 10 6 6 15 7 7 15 8

()

()

-1

()

-2