Related Questions

If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains
A Hydrogen sulphide
B Carbon dioxide
C Methane
D Oxygen
The design discharge for the separate sewer system shall be taken as
A Equal to dry weather flow (DWF)
B 2 × DWF
C 3 × DWF
D 6 × DWF
The design discharge for the combined sewer system shall be taken as
A Equal to rainfall
B Rainfall + DWF
C Rainfall + 2 DWF
D Rainfall + 6 DWF
A = (-3,5) and B =(3,-4) .The absolute value of the slope of AB is equal to the slope of    AC What are the coordinates of point C?
A (8,-1)
B (-1,8)
C (-3,2)
D (2,-3)
The slope of the transitional surface for A, B and C type of runway shall be
A 1 : 5
B 1 : 7
C 1 : 10
D 1 : 12
In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept
A 10.0
B 5.0
C 2.0
D 0.25
The means of access for inspection and cleaning of sewer line is known as
A Inlet
B Manhole
C Drop manhole
D Catch basin
An egg shaped section of sewer
A Is economical than circular section
B Provides self cleansing velocity at low discharges
C Is more stable than circular section
D Is easy to construct
Most suitable section of sewer in separate sewage system is
A Rectangular section
B Circular section
C Standard form of egg shaped sewer
D Modified egg shaped section
A sewer that receives the discharge of a number of house sewers is called
A House sewer
B Lateral sewer
C Intercepting sewer
D Sub-main sewer

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