11 2.1 2.2 2.3 2.4 2.5 22.1 32.1.1 42.1.2 5

1

2

62.1.3 1 2 71 3010(1)82 93 104

111.130kPa2.3.4.5.6. 12 2 2.1 ():(1),(2),(3)()()132.2 :142.3 2.4 F GF MFF VF MV152.5

16

172.6 1 2

1831.0451.0 1911(GB500072002)_ 2____ ________

2023 4 ____5 ____212.2 222.2.1 Rigid foundation ()()Spread foundation,

Fb1b0h0F23(a) (b)

24

Strip foundation

25(a) (b)

262.2.2 272.2.3

3.0bStrip foundation282.2.4 :,,Cross Strip footing292.2.5 ,,,,Mat foundation30

312.2.6 32

332.3

FG34 D50cm, 10cm D10cm35

362.3.1 1/151/181/20 6 371 ,: F38,h1IIh1< 2m h1=2m~4m,h1>4 m () I II III IVh1h12.3.2 39

L/ H=1~2(1) ,(2) 402.3.3 41dmin > zd hmaxZd hmax

ZdZ0dminhmax2.3.4 42

Pingo431 2 3 442.3.5

3.5b-

2.5b-

bd45o8m45L/ H=1~2LH4612345678471 ________ 2________3____4___()____485____ (A) (B) (C) (D)64m____ (A) (B) (C) (D)492.4 2.4.1 1. 2. bearing capacity of subgrade kPa50 0sppbpubucppbpbppuppua.obf,b.buc.ucpb pu51 pb pu1.a. p-sb. c. 522.a. p-sb. c. 3. b. c. a. p-s53 P1/4 Pu/ Pu2.4.2 54

55 ~561.ckka.n

b. c

c.

572.e0.033b

fa MbMdMc k)d(m)mb 6m6m 3m3mck 58

MbMdMc 59P1/4k 24MbMd1e0.033,1.560k20Ck12kPab1.8md1.2m18.3kN/m319.0kN/m310kN/m3fa120.1m

61: (1) k203-5 Mb0.51Md=3.06Mc =5.66

(2) Mb0.51Md=3.06Mc =5.66

62

Mb=1.18Md=4.51Mc=7.03 fa=167.5Ck=563 p-s:1. p-s 2.2 3.s/b=0.010.015 pup0spuFs[p]pb64

65 QfQcF Q1.Qc 2.Qf

6663.5kg76cm15cm30cm

67b3md0.5mfa fak BD(m)Mb d

68

fa=Mbb+Md md+Mcck69 []=[0]+k11(b-2)+ k22(h-3) (JTJ 024-85)70117.5kN/m3h10.8m216.8kN/m3h21.0m319kN/m3e0.75w26.2%wp23.2% wL35.2h36.0mb3.2md1.8mfak210kPafa

71:

2-5 b0.3 d=1.6

72 2 [] 2-15 [] 2-62.4.3 1 1 73 6 10m 742 80%50%80%20%50%5%20% 75 2 -- s = s s s s 31 764

77

78q.pu

791 ABCD

802?ABCD8135000m5030m5060m4900m105 A d=1.0mB d=1.3mC d=1.6mD d=1.45m

50.650.350.049.0824. (A) (B) (C) (D) 835. (GB500072002) (A) (B) (C) (D)

846. (GB5007-2002), (A) (B) (C) (D)

857. (A) (B) (C) (D)

868. ps (A) (B) (C) (D)

879. (GB500072002) (A) (B) (C) (D)

8810. (A) 0.5m(B) (C) 1/15 (D)

8911b=15ml38md2.5m5.0m14fak160kPa18.5kNm3sat19.0kNm3(GB50007__2002)____(A)175kPa (B)210kPa (C)282kPa (D)232kPa9012____ (A) (B) (C) (D)9113p=70kPa= 18kNm3 sat19.8kNm30.8m ____ (A)d6.47m (B)d=7.67m (C)d=4.4m (D)d=3.6m921A 2 D 3 A 4 A 5 ACD 6 B 7 ACD8 D 9 ABD 10 ABC 11 D 12 AB 13 B 14 BDE 15 C14 ABCD E9315 A BC D94 11.2.6m4.8m12m45m4.2m

k()MbMdMc

001.003.14

20.031.123.32

40.061.253.51

60.101.393.71

80.141.553.93

100.181.734.17

120.231.944.42

140.292.174.69

160.362.435.00

180.432.725.31

200.513.065.66

220.613.446.04

240.803.876.45

261.104.376.90

281.404.937.40

301.905.597.95

322.606.358.55

343.407.219.22

364.208.259.97

385.009.4410.80

405.8010.8411.73

bd

01.0

eIL0.8501.0

w>0.8

w0.80

0.151.2

1.4

0.95c10%

2.1t/m30

01.5

2.0

c10%

c