VIII

24/11/2011

. 2011/12

. , .. 1

. 24/11/2011. 24/11/2011

VIII

K

. 2011/12 .

. 24/11/2011.

-

(CBR min > 5 %)

(CBR min > 3 %)

. 24/11/2011.

. 24/11/2011.

-

, ,

-

-

, ,

,

-

,

. 24/11/2011.

. 24/11/2011

r

o

t

VIII

24/11/2011

. 2011/12

. , .. 2

. 24/11/2011

. 24/11/2011

-

. 24/11/2011

-

. 24/11/2011.

?

State-of-Practice State-of-the-Art

??

-

(Schwartz, 2001)

. 24/11/2011.

:

SRPS U.C4.012 (AASHTO/72 RoadNote 29)

SRPS U.C4.014 (AASHTO/93, )

SRPS U.C4.015 (AASHTO/93,

. 24/11/2011.

AASHO Road Test (1)1958 - 1961

: Highway Research Board Special Report 61A-G

VIII

24/11/2011

. 2011/12

. , .. 3

. 24/11/2011.

AASHO Road Test : 1956 - 1958

: 1958 - 1960

: 1961

. 24/11/2011

: Highway Research Board Special Report 61A-G

. 24/11/2011

: Highway Research Board Special Report 61A-G . 24/11/2011.

() 24C () -3C 860 mm

700 mm

( )

. 24/11/2011.

-

85-100 pen

10% 0.075 mm

CBR = 107.7 %

/

6.5% 0.075 mm

CBR = 28 51 %

A-6 ( )

82% 0.075

mm

CBR = 2.9 %

wc = 13%

. 24/11/2011.

2.5 15 cm

0 23 cm

0 40 cm

15 cm

23 cm .

40 cm .

2.6 - 3.6 PSI

2.5 cm

8 - 25

VIII

24/11/2011

. 2011/12

. , .. 4

. 24/11/2011.

. 24/11/2011

: Highway Research Board Special Report 61A-G

. 24/11/2011

: Hi

ghw

ay Re

sear

ch Bo

ard

Spec

ial R

epor

t 61

A-G

. 24/11/2011.

NCAT Test Track

. 24/11/2011.

:

(

)

-

. 24/11/2011.

20 ( SRPS U.C4.012/1981)

. 5 .

()

20 kN

VIII

24/11/2011

. 2011/12

. , .. 5

. 24/11/2011

. 24/11/2011.

ni i

Ni

i

:

( AASHTO MEPDG Guide)

1Nn

i i

i

. 24/11/2011.

:

,

. 24/11/2011.

,

( 1 - 2 m, 1.35 m)

...

. 24/11/2011.

, Super-Single Super Super-Single

. 24/11/2011.

VIII

24/11/2011

. 2011/12

. , .. 6

. 24/11/2011.

. 24/11/2011. 24/11/2011

:

- -

-

- -

- -

- -

- -

. 24/11/2011. . 24/11/2011.

. 24/11/2011.

2 5 %

. 24/11/2011.

:

(

)

...

VIII

24/11/2011

. 2011/12

. , .. 7

. 24/11/2011.

, %

( )100

( )50 50

( )45 5 5 45

u > 4 %,

( )

45 5 - 50

. 24/11/2011.

( 19.9.2010. )

N1 , < 3.5 t

N2 , 3.5 12 t

N3 , > 12 t

O1 , < 0.75 t

O2 , 0.75 3.5 t

O3 , 3.5 10 t

O4 , > 10 t

2, 3 4:

. 24/11/2011.

-

:

16.50 m

18.75 m

21.00 m

- 40 t (44 t ).

. 24/11/2011.

:

- 18 t

- 26 t

-

32 t

9.5 t

- 28 t

:

- 10 t

- 18 t

- 24 t

. 24/11/2011.

:

5 6 - 40 t

40- ISO

() - 44 t*

- 36 t

4 ,

,

:

1.3 m 1.8 m - 36 t

1.8 m - 36 t ( 38 t

18 t

20 t

).

. 24/11/2011.

- 10 t (100 kN)

- 11,5 t (115 kN)

,

10 t (100 kN), :

e 1,0 m - 11,5 t (115 kN)

1,0 m 1,3 m - 16 t (160 kN)

1,3 m 1,8 m - 18 t ( 19 t

,

9.5 t).

VIII

24/11/2011

. 2011/12

. , .. 8

. 24/11/2011.

:

1.0 m - 11 t

1.0 m 1.3 m - 16 t

1.3 m 1.8 m - 18 t

10 t.

:

1.3 m - 21 t

1.3 m 1.4 m - 24 t (240 kN)

1.4 m 1.8 - 27 t

10 t

. 24/11/2011.

SRPS U.C4.010/1981.

. 24/11/2011.

SRPS U.C4.010/1981

2

2

2

2 , 3

2+3 , 3+2

3+2

. 24/11/2011.

SRPS U.C4.010/1981

/

SRPS U.C4.010 70 %

:

Super-Single

. 24/11/2011.

SRPS U.C4.010 - 3+2

kN % kN % kN % kN %

40 25 2x35 44 2x25 31 160 100

()20 9 2x45 41 2x55 50 220 100

60 16 2x80 42 2x80 42 380 100

. 24/11/2011.

o AASHO

( )

(fe)

1 = 80 kN

CO =

VIII

24/11/2011

. 2011/12

. , .. 9

. 24/11/2011.

80 kN

. 24/11/2011.

:

80 (81.6) kN (18000 lb)

4 20 (20.4) kN

150 kN

220 kN

. 24/11/2011.

fe Li

LST ,

n

, 3.8 6.0 (AASHTO)

SRPS U.C4.010 n = 4

n

ST

ie L

Lf

=

. 24/11/2011

4-

4!

4

2

1

2

1

=

. 24/11/2011.

:

:

41

84

1e L10212.280

Lf =

=

42

94

2e L10975.1150

Lf =

=

43

104

3e L10269.4220

Lf =

=

. 24/11/2011.

k

fei

=

=

k

1ieie fF

VIII

24/11/2011

. 2011/12

. , .. 10

. 24/11/2011

Fe = 0.208+0.548+0.514=1.270

133 kNfe2 = 0.548

54 kNfe1 = 0.208

127 kNfe3 = 0.514

TTV Fe (70% )

. 24/11/2011.

(USA)

. 24/11/2011.

() (U)

2.6 3.9

0.4 0.6

2.3 3.4

3.0 4.6

1.7 2.5

2.9 4.4

3.7 5.6. 24/11/2011.

1 :

l

Fej

nj

I

jl

1jejd nFT =

=

. 24/11/2011.

I

() :

Tg

r

dg T365T =

. 24/11/2011.

:

r (%)

P ()

:

( )=

+=

+=

P

1i

PP

r

1r1100

r1q

qTT gu =

VIII

24/11/2011

. 2011/12

. , .. 11

. 24/11/2011.

((((TuTuTuTu)))) 80 80 80 80 kNkNkNkN

> 7.000.000

2.000.000 7.000.000

700.000 2.000.000

200.000 700.000

< 200.000

. .

. 24/11/2011.

(n)(n)(n)(n)

80 (82) kNkNkNkN

(k)k)k)k)

> 500 1.2

100 - 500 0.75

< 100 0.45

nkTd = ug T,T

. 24/11/2011.

1.

2.

3.

4.

5. ( )

. 24/11/2011.

( )

PSI Present Serviceability Index

SV slope variance

C,P

(m2/1000 m2)

RD (cm)

( ) 2RD2139.0PC01.0SV1log91.103.5PSI ++=

. 24/11/2011.

/

(P

SI) p0

pt

p0 - pt

. 24/11/2011.

( )

PSI = 0 5

:

PSIo = 4.2

PSIo = 4.5

PSIt = 3.0, 2.5, 2.0

toto ppPSIPSIPSI ==

VIII

24/11/2011

. 2011/12

. , .. 12

. 24/11/2011.

( )

- p = 1.5 W -

pt

( )

=

Wpppp to 0