Cover Image
close this book A training manual in conducting a workshop in the design, construction, operation, maintenance and repair of hydrams
close this folder Session 10: Hydram construction - concrete (18 hours over a 7 day period)
View the document Handout 10A: Concrete hydram design parameters
View the document Handout 10B: Thickness of the impulse valve plate - inches
View the document Handout 10B: Thickness of the impulse valve plate - metric
View the document Handout 10C: Impulse valve steel backing - inches
View the document Handout 10C: Impulse valve steel backing - metric
View the document Handout 10D: Impulse valve seat width - inches
View the document Handout 10D: Impulse valve seat width - metric
View the document Handout 10E: Check valve backing thickness - inches
View the document Handout 10E: Check valve backing thickness - metric
View the document Handout 10F: Check valve seat width - inches
View the document Handout 10F: Check valve seat width - metric
View the document Handout 10H: Exploded view of 2- piece concrete hydram
View the document Handout 10I: Side view 2-piece concrete hydram
View the document Handout 10J: Two piece concrete hydram form
View the document Handout 10K: Two piece concrete hydram
View the document Handout 10L: One Piece Concrete Hydram Form
View the document Handout 10M: Problem
View the document Handout 10N: Materials and procedures

Handout 10F: Check valve seat width - metric

Delivery head in meters

 

7.5

15

23

30

38

45

53

60

20

3

3

3

3

3

3

5

5

25

3

3

3

3

3

5

6

6

30

3

3

3

3

5

5

6

10

40

3

3

3

3

5

6

8

11

50

3

3

3

5

6

8

11

14

60

3

3

5

6

8

11

14

18

75

3

3

5

8

10

13

16

21

100

3

5

6

10

13

18

22

27

150

3

6

10

14

19

25

30

41

200

5

8

14

19

25

33

43

55

Drive pipe diameter in millimeters


Check valve seat width in millimeters