歯제3장.PDF

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1 3 3.1 ( ) ( ).....,.,..,,... Schuster,, ) )...,

2 Schuster 2 18 ) (Drainage), (Slope modification ), (Earth butresses ) (Earth retention systems ) ) ( ) ( ) ,148 )

3 ,14 8 )., , (1).,.,.. 2 0,3 5,4 9 ).,

..,.. New Zealand Clyde. 13 0 ),,,. (a) (b) 3.

4 ..,.. New Zealand Clyde ),,,. (a) (b) 3.2 (2 ),., 18,3 5,5 2 ). (precast concrete block)

5 (a) 3.3 (b ) (3 ),,, 4,2 1,2 2,5 3,55 )... Seed spray T ex sol.. (a ) Seed Spray (b) T ex sol (c) Shotcrete

6 (4 ). 3 7,38 ). ( ) ( ), ( )..,.,..,,,,, ,,,,,,.,. (1)

7 18,5 7 ) ( 3.5 ). ( 3.6 ).,,,..,

8 (2 ). 7,18 ) ( 3.7 ),.....,. (3 ). (Passive pile). 7,2 0,2 4,30,5 1 )..,,,,. 2.8., H, PC, PHC. Micropile. (4 ) 5,6, )..( 3.9 )

9 Soil Nailing

10 Soil nailing. (5 ) 17,35,55,5 9 ).,.,. L, T 5 9 ) (Geoweb,Gabion ). 55 ). 8 ) (a) (b) 3.11 (6 ) (Jet grouting ) 17,3 5,37,38,5 9 )

11 .. (CCP ), 2 (JSP ) 3 (SIG ) ,3 8 ) , ( ),..,

12 3.3.1 (1) ,2 4,28,30,5 0,5 1 ). 19,20,2 4,2 5 ) 19,5 1 ) ) ),. 1:1 5m 1m mm 17mm., ( ).,., 10m, 25m, 4.2m, 1:3.2. N27W N50W 1 : 1. (, ), (T oppling Failure)

14 2 ) (Bedrock ) (Mesozoic Era Cretaceous Period) (Andesitic T uff) (Andesite), (Acidic Dike) (Felsite Dike).. (Lava flow ), (Aphanitic) (Ground mass) (Phenocrysts). (Porphyritic texture),,, (Pyroxene)., (Gully ), , ( 4 m ),,. 3 ) , mm mm. 17 mm/ hr mm

15 (W etting front ).. ( r u ) (4 )., SPILE (Ver.1.0) H - 300x300x 10x 15 H 1.5m - 2.0m 2.0m 2.0m

16 .. H ( = 450mm ) H. H H. (2 ) 10,2 1,2 8,4 6,5 0 ).. D. 2 1 ) 1 ) D 3.16.,.,,. 2 ).. 2-3m 3-4m, 2-3m, 2-3m.. -,,

17 ..,,,.. 3 ) ( ) ( 19) ( ).. 3m 3m 1.0m 2m 1. ( 3.9 ) mm ( 25mm ) 3-4m ,.. 2m 3m m/ m, 12m ( 5.0m, 7.0m ) 12.7m/ m T on. 50mm PVC 2m mm

19 3.18 (3 ). 8,17,3 5,4 9,5 3 ).. ( 3.19(b) )., ) 1 ) m, 80m %. 20m 15m

20 . 50m 60m, 33m. 11m 40m ( 3, 3 ).( 3.19 ) (a ) (b )

21 1980, , ) 50 70%, m 3 17m.. 3 ) mm, mm mm 42.8mm.. 4 ) 1. 20cm, 1,880m 2 11m 40m

22 ( =150mm, L=3m ) m ( 3.20 ) (a) (b)

23 (Geow eb, Gabion ).. 53 ) :1.05 1:1 2. 1:1 1: m 12.8m 5 5 1:1.05..,. ( 3.22 )

24 3.22 (4 ) )

25 ,7, :1.( 3.23 ) (5 ) ) 1 ) 20m ( 3.24 ). 5m 1: (3 ) 274mm 83m 13 (D- D ) (2 ),,,.,. (3 ) 89m 55-65m 1:2. ( 3.26 )

27 3.26 (6 ) ,3 8 ) 1 ). 1:1, 1:0.3, 1: ( 3.27 )

28 ),,,... 3 ),,,

29 4 ). Cement Paste 200kg/ cm 2 ENERGY C.T.C 2.0m C.T.C 1.8m ZIG- ZAG m

30 3.3.2 (1) ) (4 ) ( : 194mm ). ( 3.29 )

. ( 3.30 ) (2 ) 3.31. 4 1 ) 1 ) 1980.9.9-9.

31 . ( 3.30 ) (2 ) ) 1 ) ( 102mm ) m, 4m, 12m T,,,

33 2 ) U,.( 3.32 ) ,.,, Nailing,. 6,7,11,4 6,4 8,5 0,5 4,59 ). (1) m m 4m. 1:1.2, 1: KN/ m 2, 37KN/ m mm PVC

34 3.34 (2 ) ,59 ). 1 ) 629m 1414mm 300mm :0.5, 1: :

36 2 ),. 150m. N 35 E.( 3.35 ) 100m Gouge 10m. 5-10cm (3 )

37 (3 ) (M icro P ile ) 3.38 (Micro Pile), Nailing. 6,7 ) 1 ), 1:1.2-1:1.5, 1:1.2, 1: m 15-35m 1:

38 2 ).. Nailing Micro Pile , 1:0.5, 1:1.2 1:1.5 ( 25mm ) 2m, 1-1.5m (Micro Pile) Nailing Rock Bolt Nailing

39 , 3.40(a) 2 4. Micro Pile 0.8m, 9.3m 3.40(b ) (a) 3.40 (b)

40 , 3.40(b) 2 0.8m, 0.5m 2.. Nailing Rock Bolt,, 10cm, 6cm Nailing. Nailing m, m. (Micro pile)

41 , Nailing (Micro pile) 1 2., m 3. (4 ) N ailin g 3.42 Nailing. 5 ) 1 ) m 25-30m 1:1.2 1:0.3, 1:0.5, 1: ) 1:2 Nailing. Rock Bolt m 2 2, 2.0m, 1m 2 2, 3.0m, 1m , 3.0m 3,000. ( 25mm ) 2-3m 150x 150x

43 ,. 6.0cm. (5 ) ) 70m, EL.135m.( 3.43 ) 5-9m

44 2 ) (389m ), (474.8m ) 4.,.,,., m m.,, m, m 5-16cm ) N78W/ 76 SW

45 4 ) 3.44 L=120m, H =6-20m ( 30m ) 107.8t, 5 27m :2 4-6m..,

46 ,.....,

歯제2장.PDF

歯제2장.PDF 2 2.1. 6 9,. 7 0 ) 14,3 3,3 4,9 7 9 9,163,166 ),. 7 7,8 4,16 3 )., 7 6 80 ) 14,163 ), SPILE (ver.1.5).. 8 3 ) 2.2.. ( ),,,. ( ) ( )....,, 69,70 ).., - 7 - . 2.2.1, ( ),,.,...,,.. ( ).,. 6 9,70 ) 2.2.2,,,,,,,,.

歯제3장.PDF

歯제3장.PDF