אשכול שלישי : עבודת המפקח בשטח

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: GRP

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800 / 4500 /

" . 200 . . ( 2200 / )3

. 32 2200 4500 /

( 2000 ) . 800 /

:

. . 60% 50 , HDB Hydrostatic Design Basic ( X 40% )

5% . 2500,5000,10,000 ,1250 = 6 = 12 PVC = 24 = 42 ( ) ( ) - - ( A -B) (Split-Disc) / ( - HDB); ( ); .

"

9 (AWWA M45)

10 PVC, PE(AWWA M23, ASTM D2321, ASTM D2774)11

(AWWA M11)

1213 , , , . (, , , ). . , , , . , ( ). ( 3 ), , , . (Bedding) , . , . : ; ( ) , ; .14 () (Haunch Zone) , 1/3 ; , 2/3 ( ), ; , . : 0.5-1.0% (Vertical Elongation); , 30 " , ( ); , , ; , (Pipe Deflection). : 2.5%, . -

15

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18

600 "1. ;2. .19

GRP . , , .

, , , , .

, , - (S.P.T.) - .

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20 " " . , .

, ( ; ) .

(Max, Min) , , .

(Bedding) , . .

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