The design period (in years) for sewage treatment units are -

40-50

15-20

5-10

30-40

Solution

Correct option is B

The design period for sewage treatment units refers to the number of years for which the treatment plant is expected to serve effectively without requiring major changes or upgrades. The standard design period for sewage treatment units is 15-20 years.

Similar Questions

1)
The minimum density (g/cc) of corrugated and semi-corrugated asbestos cement sheets considered acceptable for construction purposes by the Indian standard is:
2)
In levelling, which of the following is an advantage of the rise and fall method over the height of instrument method?
3)
Which of the following tests is used to check the soundness of cement?
4)
The centre to centre distance between individual fasteners in a line, in the direction of load is called ____________
5)
In the case of lap joint welds, the minimum lap should NOT be less than X times the thickness of the thinner part joined or 40 mm (whichever is more), where X isL
6)
The rate of an item at the store godowns from public market at a given time is called the __________.
7)
During the construction of a steel truss roof, which of the following statements are correct?
1. Steel truss transmits self-weight and roof loads vertically on the walls.
2. Spacing between steel trusses are usually between 10 feet to 15 feet.
3. Steel trusses use reduced dead load of building making structure unstable.
8)
Select the correct option for the given statements.
Statement
1 : Consolidation is due to a reduction in the volume of air voids at a given water content.
Statement
2 : In compaction volume reduction is due to expulsion of pore water from voids.
9)
As per IS 383 (1970), the grading limit percentage of fine aggregates in Zone II which are passing through a 4.75 mm IS sieve is _________.
10)
The actual discharge of liquid through an orifice is determined by multiplying ideal discharge by a factor called coefficient of discharge. The coefficient of discharge is given by __________.

Access ‘RSMSSB JE’ Mock Tests with

60000+ Mocks and Previous Year Papers
Unlimited Re-Attempts
Personalised Report Card
500% Refund on Final Selection
Largest Community

BUY NOW

368k+ students have already unlocked exclusive benefits with Test Prime!

Access ‘RSMSSB JE’ Mock Tests with

60000+ Mocks and Previous Year Papers
Unlimited Re-Attempts
Personalised Report Card
500% Refund on Final Selection
Largest Community

BUY NOW

368k+ students have already unlocked exclusive benefits with Test Prime!