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 10C: Impulse valve steel backing - inches

Drive head in feet

 

10

20

30

40

50

1.5

1/8

1/8

1/8

3/16

3/16

2

1/8

3/16

3/16

3/16

1/4

2.5

3/16

3/16

1/4

¼

1/4

3

3/16

¼

5/16

5/16

5/16

4

1/4

5/16

3/8

7/16

7/16

5

5/16

7/16

1/2

½

9/16

6

3/8

1/2

9/16

5/8

11/16

8

1/2

11/16

3/4

13/16

7/8

12

13/16

1

1 1/8

1 ¼

1 5/16

16

1 1/16

1 5/16

1 1/2

1 11/16

1 13/16

Impulse valve opening in inches


Impulse valve steel backing - inches