:

:-1

.

( )

. ...

"

.

"

.

:

...( ) -1

...( ) -2

...( ) -3

-4

...( ) -5

( ) -6

-7

( ) -2

:(

( 1-2

" . "

. ( 2-2

. 2 " ( 3-2

(4-2

( 5-2

. ( 6-2

( 7-2

) " ( 8-2 (

:(

. " (1-2

( 2-2

. .

. ( 3-2

: -3

" .

.

( stnioj noitcartnoc) (

" .

)

(.

( stnioj noisnapxe) (

.

( stnioj noitcurtsnoc) (

)

. (

( stnioj gnipraw egniH) (

( )

.

: -4

: )rab lewoD( ( 1-4

.

) ( 2-4

(.

. "

02 " ( ) ( srab lewoD) : 06 " 23

. 4/5

(: PCRJ) ( 3-4

.

.

(: PCRC) ( 4-4

.

. :

: -5

ACP :

... LRRT ( eton daoR

: etoN daoR

. : - ( 0/2 052 .

.

( 5) ( 4) -

. ( ) 2/5 ( ) 2

( : RM) 0/57 RM

: ( k)

=SA

( ) : SA

( tf /bL) : W

(tf) : L

( isp) : sF

( f= 1/5) : F

F.L.W

SF

etoN daoR - (

01

. asm () .

. )esab bus(

. 08 051 >RBC

. 54

..

(: 3)

()

051 RBC%

(5-3

. ( ) ( 3)

. 82 m/NM

. ( )

051 06

. 05

( ) . .

. 4/5

06 002

5 . 04 002

4/5 .

.

:

-1

-2

-3

:

1-: . ( ) ... .

" .

" .

:

1- ( ...)

2- ( ...)

3- ( ...)

4-

5- ( ...)

6- ( )

7-

2- ( )

) :

2-1) " " .

2-2) .

2-3) " 2 .

2-4)

2-5)

2-6) .

2-7)

2-8) " ( )

) :

2-1) " .

2-2) . .

2-3) .

3- :

" . .

) ( contraction joints )

" . ( ).

) ( expansion joints )

.

) ( construction joints )

( ) .

) ( Hinge warping joints )

( ) .

4- :

4-1) (Dowel bar):

.

4-2) ( ). " .

: ( Dowel bars) ( ) " 20 32 " 60 5/4 .

4-3) ( JRCP ): . .

4-4) ( CRCP ): .

: .

5- :

: PCA Road note ) TRRL ...

Road Note :

(5-1 : . . 250 2/0 .

W.L.F - ( 4 ) ( 5 ) 2 ( ) 5/2 ( ) . MR 75/0 ( MR: ) (k ) :

2FSAS=

AS : ( )

W: ( Lb/ ft2 )

L: ( ft)

Fs : ( psi )

F: ( 5/1 = f )

(5-2 Road Note

10 ((10msa . .

(sub base) . CBR>4 150 80 . 45 .

..

(3):

()

CBR 15%

0

3-5)

(3) (6) .

28 MN/m2 28 .

(7) .

60 150 50 .

(8) . . 5/4 .

200 60 200 40 . 5 . 5/4 .

:

1-

2-

3-