IS 11639 : Part 3 : 1996 Criteria for structural design of penstocks: Part 3 Specials for penstocks

1 Scope

This standard (Part 3) lays down the criteria for structuraldesign of This specials used in penstocks:

a) Bends,

b) Reducer pieces,

c) Branch pipes,

d) Expansion joints and dresser couplings,

e) Manholes,

f) Bulk heads,

g) Air vents and air valves, and

h) Other miscellaneous penstock accessories.

2 References

IS 2825 :1969            Code for unfixed pressure vessels

IS 11625 :1986           Criteria for hydraulic design of penstocks

IS 11639 : Part 1 :1986   Criteria for structural design of penstocks:

  Part 1 Surface penstocks