While estimating a reinforced cement structure, the omitted cover of concrete is assumed%!

At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar

In thin slabs, 12 mm minimum or diameter of the bar whichever is more

For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more

The cross-sections for a highway is taken at%!

Intermediate points having abrupt change in gradient

While preparing a detailed estimate%!

Dimension should be measured correct to 0.01 m

Area should be measured correct to 0.01 sqm

Volume should be measured correct to 0.01 cum

*$_While preparing a detailed estimate?

Dimension should be measured correct to 0.01 m

Area should be measured correct to 0.01 sqm

Volume should be measured correct to 0.01 cum

*$_The cross-sections for a highway is taken at?

Intermediate points having abrupt change in gradient

*$_While estimating a reinforced cement structure, the omitted cover of concrete is assumed?

At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar

In thin slabs, 12 mm minimum or diameter of the bar whichever is more

For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more

*$_The unit of measurement is per quintal for the following:?

M.S. reinforcement of R.C.C. works

*/*_The assumption on which the trapezoidal formula for volumes is based, is?

The end sections are parallel planes

The mid-area of a pyramid is half the average area of the ends

The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied

*/*_Berms are provided in canals if these are?

Partly in excavation and partly in embankment

*/*_Pick up the incorrect statement regarding a master trap from the following:?

It is provided in between the lower end of the house drain and the street sewer

It is provided a cleaning eye at the top of the trap

The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe

The water seal is less than that of ordinary traps

*/*_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is?

2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

¬¨Œ© (b‚Äö√á√Ö + b‚Äö√á√á) h

(b‚Äö√á√Ö + b‚Äö√á√á) h + sb¬¨‚â§

(b‚Äö√á√Ö + b‚Äö√á√á) + 2sh¬¨‚â§

2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

*/*_Pick up the correct statement in case of water supply.?

Pipes laid in trenches and pipes fixed to walls are measured separately

Cutting through walls and floors are included with the item

Pipes are classified according to their sizes and quality

*/*_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is?

2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

d ‚àö√≥ d ‚àö√≥ s

‚Äö√ √∂[d¬¨‚â§ ‚àö√≥ (ds)¬¨‚â§]

L.D ‚Äö√ √∂(1 + s¬¨‚â§)

2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

%_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is_%

2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

d ‚àö√≥ d ‚àö√≥ s

‚Äö√ √∂[d¬¨‚â§ ‚àö√≥ (ds)¬¨‚â§]

L.D ‚Äö√ √∂(1 + s¬¨‚â§)

2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

%_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is_%

2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

¬¨Œ© (b‚Äö√á√Ö + b‚Äö√á√á) h

(b‚Äö√á√Ö + b‚Äö√á√á) h + sb¬¨‚â§

(b‚Äö√á√Ö + b‚Äö√á√á) + 2sh¬¨‚â§

2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

%_Pick up the correct statement in case of water supply._%

Pipes laid in trenches and pipes fixed to walls are measured separately

Cutting through walls and floors are included with the item

Pipes are classified according to their sizes and quality

%_Berms are provided in canals if these are_%

Partly in excavation and partly in embankment

_ Pick up the incorrect statement regarding a master trap from the following:$?

It is provided in between the lower end of the house drain and the street sewer

It is provided a cleaning eye at the top of the trap

The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe

The water seal is less than that of ordinary traps

94 + Mcqs in Estimating And Costing in Civil Engineering Page 1 McqOptions

1.	While estimating a reinforced cement structure, the omitted cover of concrete is assumed%!
A.	At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar
B.	In thin slabs, 12 mm minimum or diameter of the bar whichever is more
C.	For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more
D.	All the above
Answer» E.

Discussion

2.	The measurement is not made in square meters in case of%!
A.	D.P.C. (Damp proof course)
B.	Form works
C.	Concrete Jeffries
D.	R.C. Chhajja
Answer» E.

Discussion

3.	The expected out turn of half brick partition wall per mason per day is%!
A.	1.5 m¬¨‚â•
B.	2.0 m¬¨‚â•
C.	4.0 m¬¨‚â•
D.	5.0 m¬¨‚â•
Answer» C. 4.0 m¬¨‚â•

Discussion

4.	The cross-sections for a highway is taken at%!
A.	Right angle to the centre line
B.	30 meters apart
C.	Intermediate points having abrupt change in gradient
D.	All the above
Answer» E.

Discussion

5.	The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is%!
A.	(6 + 15) chains
B.	(6 + 12) chains
C.	(6 + 18) chains
D.	None of these
Answer» C. (6 + 18) chains

Discussion

6.	The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is%!
A.	Rs. 400
B.	Rs. 425
C.	Rs. 450
D.	Rs. 500
Answer» D. Rs. 500

Discussion

7.	The detention period in a septic tank is assumed%!
A.	20 minutes
B.	25 minutes
C.	30 minutes
D.	40 minutes
Answer» D. 40 minutes

Discussion

8.	While preparing a detailed estimate%!
A.	Dimension should be measured correct to 0.01 m
B.	Area should be measured correct to 0.01 sqm
C.	Volume should be measured correct to 0.01 cum
D.	All the above
Answer» E.

Discussion

9.	Anti-siphonage pipe is connected to%!
A.	Main soil pipe
B.	Bottom of P trap W.C.
C.	Top of P trap W.C.
D.	Side of water closet
Answer» D. Side of water closet

Discussion

10.	*$_The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is?
A.	(6 + 15) chains
B.	(6 + 12) chains
C.	(6 + 18) chains
D.	None of these
Answer» C. (6 + 18) chains

Discussion

11.	*$_While preparing a detailed estimate?
A.	Dimension should be measured correct to 0.01 m
B.	Area should be measured correct to 0.01 sqm
C.	Volume should be measured correct to 0.01 cum
D.	All the above
Answer» E.

Discussion

12.	*$_The detention period in a septic tank is assumed?
A.	20 minutes
B.	25 minutes
C.	30 minutes
D.	40 minutes
Answer» D. 40 minutes

Discussion

13.	*$_The cross-sections for a highway is taken at?
A.	Right angle to the centre line
B.	30 meters apart
C.	Intermediate points having abrupt change in gradient
D.	All the above
Answer» E.

Discussion

14.	*$_Anti-siphonage pipe is connected to?
A.	Main soil pipe
B.	Bottom of P trap W.C.
C.	Top of P trap W.C.
D.	Side of water closet
Answer» D. Side of water closet

Discussion

15.	*$_The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is?
A.	Rs. 400
B.	Rs. 425
C.	Rs. 450
D.	Rs. 500
Answer» D. Rs. 500

Discussion

16.	*$_The expected out turn of half brick partition wall per mason per day is?
A.	1.5 m¬¨‚â•
B.	2.0 m¬¨‚â•
C.	4.0 m¬¨‚â•
D.	5.0 m¬¨‚â•
Answer» C. 4.0 m¬¨‚â•

Discussion

17.	*$_While estimating a reinforced cement structure, the omitted cover of concrete is assumed?
A.	At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar
B.	In thin slabs, 12 mm minimum or diameter of the bar whichever is more
C.	For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more
D.	All the above
Answer» E.

Discussion

18.	*$_If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is?
A.	B + d + Sd
B.	Bd + Sd2
C.	B ‚àö√≥ d - Sd1/2
D.	¬¨Œ© (Bd + Sd2)
Answer» C. B ‚àö√≥ d - Sd1/2

Discussion

19.	*$_The unit of measurement is per quintal for the following:?
A.	Collapsible gates with rails
B.	Rolling shutters
C.	Expanded metal wire netting
D.	M.S. reinforcement of R.C.C. works
Answer» E.

Discussion

20.	/_The measurement is not made in square meters in case of?
A.	D.P.C. (Damp proof course)
B.	Form works
C.	Concrete Jeffries
D.	R.C. Chhajja
Answer» E.

Discussion

21.	/_Cost of fittings and their fixing is specified for the following sanitary fittings?
A.	Water closets
B.	Flushing pipes
C.	Lavatory basins
D.	All the above
Answer» E.

Discussion

22.	/_The item of the brick structure measured in sq.m, is?
A.	Reinforced brick work
B.	Broken glass coping
C.	Brick edging
D.	Brick work in arches
Answer» C. Brick edging

Discussion

23.	/_The floor area includes the area of the balcony up to?
A.	100 %
B.	75 %
C.	50 %
D.	25 %
Answer» D. 25 %

Discussion

24.	/_The assumption on which the trapezoidal formula for volumes is based, is?
A.	The end sections are parallel planes
B.	The mid-area of a pyramid is half the average area of the ends
C.	The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied
D.	All the above
Answer» E.

Discussion

25.	/_For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is?
A.	0.90 m¬¨‚â•
B.	0.94 m¬¨‚â•
C.	0.98 m¬¨‚â•
D.	1.00 m¬¨‚â•
Answer» C. 0.98 m¬¨‚â•

Discussion

26.	/_Berms are provided in canals if these are?
A.	Fully in excavation
B.	Partly in excavation and partly in embankment
C.	Fully in embankment
D.	All the above
Answer» C. Fully in embankment

Discussion

27.	/_Pick up the incorrect statement regarding a master trap from the following:?
A.	It is provided in between the lower end of the house drain and the street sewer
B.	It is provided a cleaning eye at the top of the trap
C.	The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe
D.	The water seal is less than that of ordinary traps
Answer» E.

Discussion

28.	/_The value of 'C' of Indian type W.C. shown in the given figure is:?
A.	400 mm
B.	450 mm
C.	500 mm
D.	550 mm
Answer» D. 550 mm

Discussion

29.	/_The area is measured correct to the nearest?
A.	0.01 sqm
B.	0.02 sqm
C.	0.03 sqm
D.	0.04 sqm
Answer» B. 0.02 sqm

Discussion

30.	/_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is?
A.	¬¨Œ© (b‚Äö√á√Ö + b‚Äö√á√á) h
B.	(b‚Äö√á√Ö + b‚Äö√á√á) h + sb¬¨‚â§
C.	(b‚Äö√á√Ö + b‚Äö√á√á) + 2sh¬¨‚â§
D.	2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]
Answer» D. 2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

Discussion

31.	/_The expected out turn of cement concrete 1 : 2 : 4 per mason per day is?
A.	1.5 m¬¨‚â•
B.	2.5 m¬¨‚â•
C.	3.5 m¬¨‚â•
D.	5.0 m¬¨‚â•
Answer» E.

Discussion

32.	/_Pick up the correct statement in case of water supply.?
A.	Pipes laid in trenches and pipes fixed to walls are measured separately
B.	Cutting through walls and floors are included with the item
C.	Pipes are classified according to their sizes and quality
D.	All the above
Answer» E.

Discussion

33.	/_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is?
A.	d ‚àö√≥ d ‚àö√≥ s
B.	‚Äö√ √∂[d¬¨‚â§ ‚àö√≥ (ds)¬¨‚â§]
C.	L.D ‚Äö√ √∂(1 + s¬¨‚â§)
D.	2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)
Answer» D. 2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

Discussion

34.	/_The rate of an item of work depends on?
A.	Specifications of works
B.	Specifications of materials
C.	Proportion of mortar
D.	All the above
Answer» E.

Discussion

35.	/_The order of booking dimensions is?
A.	Length, breadth, height
B.	Breadth, length, height
C.	Height, breadth, length
D.	None of these
Answer» B. Breadth, length, height

Discussion

36.	%_The order of booking dimensions is_%
A.	Length, breadth, height
B.	Breadth, length, height
C.	Height, breadth, length
D.	None of these
Answer» B. Breadth, length, height

Discussion

37.	%_The area is measured correct to the nearest_%
A.	0.01 sqm
B.	0.02 sqm
C.	0.03 sqm
D.	0.04 sqm
Answer» B. 0.02 sqm

Discussion

38.	%_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is_%
A.	d ‚àö√≥ d ‚àö√≥ s
B.	‚Äö√ √∂[d¬¨‚â§ ‚àö√≥ (ds)¬¨‚â§]
C.	L.D ‚Äö√ √∂(1 + s¬¨‚â§)
D.	2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)
Answer» D. 2 L.D ‚Äö√ √∂(1 + s¬¨‚â§)

Discussion

39.	%_The rate of an item of work depends on_%
A.	Specifications of works
B.	Specifications of materials
C.	Proportion of mortar
D.	All the above
Answer» E.

Discussion

40.	%_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is_%
A.	¬¨Œ© (b‚Äö√á√Ö + b‚Äö√á√á) h
B.	(b‚Äö√á√Ö + b‚Äö√á√á) h + sb¬¨‚â§
C.	(b‚Äö√á√Ö + b‚Äö√á√á) + 2sh¬¨‚â§
D.	2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]
Answer» D. 2 [(b‚Äö√á√Ö + b‚Äö√á√á) (b + sh¬¨‚â§)]

Discussion

41.	%_Pick up the correct statement in case of water supply._%
A.	Pipes laid in trenches and pipes fixed to walls are measured separately
B.	Cutting through walls and floors are included with the item
C.	Pipes are classified according to their sizes and quality
D.	All the above
Answer» E.

Discussion

42.	%_The expected out turn of cement concrete 1 : 2 : 4 per mason per day is_%
A.	1.5 m¬¨‚â•
B.	2.5 m¬¨‚â•
C.	3.5 m¬¨‚â•
D.	5.0 m¬¨‚â•
Answer» E.

Discussion

43.	%_Berms are provided in canals if these are_%
A.	Fully in excavation
B.	Partly in excavation and partly in embankment
C.	Fully in embankment
D.	All the above
Answer» C. Fully in embankment

Discussion

44.	_ The excavation exceeding 1.5 m in width and 10 sq.m in plan area with a depth not exceeding 30 cm, is termed as$?
A.	Excavation
B.	Surface dressing
C.	Cutting
D.	Surface excavation
Answer» E.

Discussion

45.	_ The height of the sink of wash basin above floor level is kept$?
A.	60 cm
B.	70 cm
C.	75 cm to 80 cm
D.	80 cm
Answer» D. 80 cm

Discussion

46.	_ For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is$?
A.	0.90 m¬¨‚â•
B.	0.94 m¬¨‚â•
C.	0.98 m¬¨‚â•
D.	1.00 m¬¨‚â•
Answer» C. 0.98 m¬¨‚â•

Discussion

47.	_ Pick up the incorrect statement regarding a master trap from the following:$?
A.	It is provided in between the lower end of the house drain and the street sewer
B.	It is provided a cleaning eye at the top of the trap
C.	The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe
D.	The water seal is less than that of ordinary traps
Answer» E.

Discussion

48.	__The expected out turn of 2.5 cm cement concrete floor per mansion per day__
A.	2.5 sqm
B.	5.0 sqm
C.	7.5 sqm
D.	10 sqm
Answer» D. 10 sqm

Discussion

49.	__The item of steel work which is measured in sq.m, is__
A.	Collapsible gates
B.	Rolling shutters
C.	Ventilators and glazing
D.	All the above
Answer» E.

Discussion

50.	__A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180¬¨‚àû at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved.__
A.	26,000 m¬¨‚â•
B.	26,500 m¬¨‚â•
C.	27,000 m¬¨‚â•
D.	27,500 m¬¨‚â•
Answer» E.

Discussion

Explore topic-wise MCQs in Civil Engineering.

While estimating a reinforced cement structure, the omitted cover of concrete is assumed%!

The measurement is not made in square meters in case of%!

The expected out turn of half brick partition wall per mason per day is%!

The cross-sections for a highway is taken at%!

The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is%!

The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is%!

The detention period in a septic tank is assumed%!

While preparing a detailed estimate%!

Anti-siphonage pipe is connected to%!

*$_The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is?

*$_While preparing a detailed estimate?

*$_The detention period in a septic tank is assumed?

*$_The cross-sections for a highway is taken at?

*$_Anti-siphonage pipe is connected to?

*$_The cost of the earthwork in excavation for the surface drain of cross-section shown in the given figure for a total length of 5 metres @ Rs. 450% cum, is?

*$_The expected out turn of half brick partition wall per mason per day is?

*$_While estimating a reinforced cement structure, the omitted cover of concrete is assumed?

*$_If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is?

*$_The unit of measurement is per quintal for the following:?

*/*_The measurement is not made in square meters in case of?

*/*_Cost of fittings and their fixing is specified for the following sanitary fittings?

*/*_The item of the brick structure measured in sq.m, is?

*/*_The floor area includes the area of the balcony up to?

*/*_The assumption on which the trapezoidal formula for volumes is based, is?

*/*_For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is?

*/*_Berms are provided in canals if these are?

*/*_Pick up the incorrect statement regarding a master trap from the following:?

*/*_The value of 'C' of Indian type W.C. shown in the given figure is:?

*/*_The area is measured correct to the nearest?

*/*_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is?

*/*_The expected out turn of cement concrete 1 : 2 : 4 per mason per day is?

*/*_Pick up the correct statement in case of water supply.?

*/*_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is?

*/*_The rate of an item of work depends on?

*/*_The order of booking dimensions is?

%_The order of booking dimensions is_%

%_The area is measured correct to the nearest_%

%_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is_%

%_The rate of an item of work depends on_%

%_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is_%

%_Pick up the correct statement in case of water supply._%

%_The expected out turn of cement concrete 1 : 2 : 4 per mason per day is_%

%_Berms are provided in canals if these are_%

_ The excavation exceeding 1.5 m in width and 10 sq.m in plan area with a depth not exceeding 30 cm, is termed as$?

_ The height of the sink of wash basin above floor level is kept$?

_ For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is$?

_ Pick up the incorrect statement regarding a master trap from the following:$?

__The expected out turn of 2.5 cm cement concrete floor per mansion per day__

__The item of steel work which is measured in sq.m, is__

__A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180¬¨‚àû at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved.__

/_The measurement is not made in square meters in case of?

/_Cost of fittings and their fixing is specified for the following sanitary fittings?

/_The item of the brick structure measured in sq.m, is?

/_The floor area includes the area of the balcony up to?

/_The assumption on which the trapezoidal formula for volumes is based, is?

/_For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is?

/_Berms are provided in canals if these are?

/_Pick up the incorrect statement regarding a master trap from the following:?

/_The value of 'C' of Indian type W.C. shown in the given figure is:?

/_The area is measured correct to the nearest?

/_The cross-sectional area of the embankment of a canal fully in embankment in the given figure is?

/_The expected out turn of cement concrete 1 : 2 : 4 per mason per day is?

/_Pick up the correct statement in case of water supply.?

/_The area of a sloping surface of a protective embankment of mean height‚Äö√Ñ√≤d‚Äö√Ñ√¥, side slopes S: 1 and length ‚Äö√Ñ√≤L‚Äö√Ñ√¥ is?

/_The rate of an item of work depends on?

/_The order of booking dimensions is?

The expected out turn of 2.5 cm cement concrete floor per mansion per day

The item of steel work which is measured in sq.m, is

A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180¬¨‚àû at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved.