G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 1
Third Year
Diploma in
Civil Engineering Fifth Semester
MSBTE
Question Papers
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 2
Sr. No.
Course/
Semester/
Master
Subject Subject
ABBR
Subject
Code
Page
No.
1
CE - 5- G
Estimating and Costing EAC 17501
2 Irrigation Engineering IEN 17502
3 Public Health Engineering PHE 17503
4 Concrete Technology CTE 17504
5 Design of Steel Structures DSS 17505
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 3
Estimating and Costing - 17501
Winter 2016 17501 16117
4 Hours / 100 Marks Seat No.
Instructions : (1) All Questions are compulsory.
(2) Answer each next main Question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
Marks
1. (A) Attempt any THREE of the following : 12
(a) What is estimating & costing and state two purpose of estimating
& costing.
(b) State the local rate of following materials :
Murrum, Traditional Bricks, Cement, Rubble
(c) State the units of measurement for following item of work:
Flooring, concrete, basin & plastering.
(d) List different types of detailed estimate.
(B) Attempt any TWO of the following : 08
(a) What is bar bending schedule? State any two advantages of
preparing bar bending schedule.
(b) State Rules of Deduction as per IS 1200 for
(i) Brickwork for walls. (ii) Painting work (Internal)
(c) State situation under the following estimates prepared :
(i) Revised estimate (ii) Approximate estimate
2. Attempt any TWO of the following : 16
(a) Describe the procedure for preparation of approximate estimate
of an irrigation project.
(b) Describe the procedure for preparing approximate estimate of
road project.
(c) Prepare approximate estimate of a bridge having 5 spans of 40
m each using following data :
(i) Cost of existing bridge ` 1.2 cr.
(ii) Existing bridge having 3 span of 50 m each.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 4
3. Attempt any FOUR of the following : 16
(a) Prepare check-list of R.C.C. framed structure for preparing a
detailed estimate.
(b) What is prime cost & pay work ?
(c) A R.C.C. Lintel size 250 × 150 mm & clear span of 1.5 m is
reinforced with 4 bars of 10 mm f @ bottom & 3 bars of 8 mm f @ top.
The stirrups of 6 mm Ø are provided 150 mm c/c. Bearing of lintel is
150 mm. Calculate the total quantity of steel reinforcement.
(d) Explain the long wall & short wall method for taking out
quantities.
(e) What is work charged establishment & contingencies ?
4. Attempt any TWO of the following : 16
(a) State and explain four factors affecting rate of an item.
(b) Prepare rate analysis for U.C-R masonry in C.M. (1:5) for
foundation.
(c) Prepare rate analysis for B.B. masonary in C.M. (1:6) 300 mm thick
wall.
5. Attempt any TWO of the following : 16
(a) Find quantity of brickwork, P.C.C., excavation and internal
plaster for a underground water tank. (Fig. 1)
All dimensions are in metre.
Fig. 1
(b) Work out the quantity of following items for septic tank having
internal size 1.5 m × 3.5 m and height 1.50 m. The top of slab of
septic tank is 20 cm above ground level.
(i) Earthwork in excavation. (ii) P.C.C. (M15) 15 cm thick
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 5
(iii) B.B. masonry in C.M. (1:6) 300 mm thick.
(iv) R.C.C. slab M20 on septic tank 12 mm thick 15 cm offset is
provided for P.C.C. on all sides of septic tank.
(c) Work out the quantity of concrete and steel in footing for RCC
column given in (see fig.-2) using following data.
Fig. – 2
Column No. Column Size Footing size de/ds Footing reinforcement
C2 07 230 × 300 1000 × 1200 350/150 10f@150 c/c
both way
Assume suitable cover to the reinforcement.
6. Attempt any FOUR of the following : 16
(a) Prepare rate analysis for mosaic tile flooring 20 mm thick.
(b) Explain the factors to be considered in preparation of detailed
estimate.
(c) What are the different methods used for calculation of earthwork
quantities for road & canal ? Explain any one.
(d) What is task work ? State any three factors affecting task work.
(e) Explain the procedure for preparation of detailed estimate for a
small R.C.C. slab culvert.
(f) Describe the procedure for preparing rate analysis.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 6
Summer 2016 17501 15162
4 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Answer each next main question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
Marks
1. A) Attempt any three of the following : 12
a) State the meaning of terms estimating and costing. Enlist its purposes.
b) Enlist types of estimates. Mention the situations when supplementary
estimate is prepared.
c) State mode of measurement for
i) P.C.C. (1 : 2 : 4) ii) Manholes and inspection chambers
iii) Wood work for door frame iv) 10 cm thick brick wall.
d) Explain cubic content method of approximate estimate.
B) Attempt any one of following : 6
a) Draw the standard formats of measurement sheet, abstract sheet and
face sheet.
b) Describe the following terms and state purpose of each
i) Contingencies
ii) Work charged establishment
iii) Centage charges.
2. Attempt any two of following : 16
a) Describe how will you prepare an approximate estimate for a cinema
theatre of 1000 seats by using service unit method.
b) Prepare approximate estimate of a town hall building having plinth area
equal to 1500 m2.
i) Plinth area rate Rs. 4,000 per m2
ii) Water supply and sanitary installation – 5 % of cost of building
iii) Electric installation – 10 % of cost of building
iv) Other services – 5 % of cost of building
v) Contingencies – 3 % of overall cost of building
vi) Supervision charges – 8 % of overall cost of building.
c) Calculate quantity of earthwork of road with following data using mean
area method
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 7
Distance m 160 200 240 280 320 360
G.L. m 50.60 50.70 51.20 51.40 51.30 50
Formation width = 12 m. Formation R.L. of starting chainage 160 m. Is
51.20 m having falling gradient 1 in 40 side slope 2 : 1.
3. Attempt any four : 16
a) State and explain factors affecting process of rate analysis.
b) Enlist the data required for detailed estimate and write necessity of
each.
c) Give the hire charges for following machinery/equipments :
i) Concrete mixer ii) Truck
iii) Vibrator iv) Rammer.
d) Describe D.S.R. State its uses.
e) Calculate the quantities of following items of work for a circular
community well as shown in Figure No. 3 :
i) Excavation in soft murum
ii) RCC Ring Beam.
f) State the rules of deduction for plastering as per IS : 1200.
4. A) Workout quantities of any three items of work for figure no. 1 12
i) Earthwork in excavation
ii) U.C.R. masonry in C.M. 1 : 6 in foundation and plinth
iii) Brickwork in C.M. 1 : 5 in superstructure, Thk. – 30 cm
iv) R.C.C. work in roof slab (M20 concrete).
B) Attempt any one of the following : 6
a) Workout quantity of 6 mm, 10 mm and 16 mm reinforcement for a
rectangular beam of size 230 × 500 mm. The beam is reinforced with 2
No’s – 10 mm at top, 2 No’s 16 mm at Bottom, 2 No’s – 16 mm
bent up, 6 mm two legged stirrups are provided at 150 mm c/c
throughout the length. Length of beam is 4.5 m.
b) Workout the quantities of cement, sand and bricks required for 40 m3
brick masonry in cement mortar 1 : 6.
5. Attempt any two of the following : 16
a) Prepare rate analysis for U.C.R. masonry in C.M. 1 : 5 in foundation and
plinth.
b) Prepare rate analysis for plain cement concrete of grade M 15 (1 : 2 : 4).
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 8
c) Find quantity of brickwork, bed concrete and excavation for underground
water tank. Shown in figure no. 2.
6. Attempt any four : 16
a) Describe long wall and short wall method for calculating quantities of
items of work.
b) State four factors affecting taskwork.
c) Workout quantity of materials required for 12 mm thick plaster in C.M. 1
: 4 for 200 m2 area.
d) State the names of softwares that are used for preparation of detailed
estimates of building works.
e) State any four advantages of using softwares/programmes for
estimating and costing.
Fig. No. 1 (Q. No. 4 a) Fig. No. 2 (Q. No. 5 c)
Fig. No. 3 (Q. No. 3 e)
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 9
IRRIGATION - 17502
Winter 2016 17502 16117 3 Hours / 100 Marks Seat No.
Instructions : (1) All Questions are compulsory.
(2) Answer each next main Question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
Marks
1. (A) Attempt any THREE : 12
(a) Define runoff ? State the various factors affecting runoff.
(b) What is rain gauge ? Explain any one recording type rain gauge
with a neat sketch.
(c) Compute the MFD of a stream over a catchment area of 150
km2 using :
(i) Dicken‟s formula (C = 27) (ii) Ingli‟s formula
(d) Define Duty. State the factors on which duty depends.
(B) Attempt any ONE : 6
(a) An area contains three rain gauge stations which are equidistant
from each other at a distance of 5 km. The rainfall measured at
each station is 4.8 cm, 3.2 cm & 8 cm.
Calculate the mean precipitation for the area by using Thiessen‟s
method.
(b) The capacity-elevation curve of a proposed irrigation reservoir
having 20 km2 of catchment, is represented by the following data :
Elevation in m 600 602 604 606
Capacity in ha.m 24.20 26.20 30.30 36.80
The rate of silting for the catchment has been assessed to be 300
m3/km2/year. Assuming the life of the reservoir to be 50 years,
compute the dead storage, and the LSL, if the main canal is 6 km
long with a bed slope of 1 in 1000, and the canal bed level at the
tail end is at RL 594.500 m. The FSD of the canal at the head is 80 cm.
The crop water requirement is assessed as 250 ha.m.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 10
2. Attempt any FOUR : 16
(a) Draw a neat sketch of Area-capacity elevation curve. Describe
how to interpret various parameters from this curve.
(b) What do you understand by the term „silting of reservoir‟ ?
Explain the measures to be taken to minimize the silting of reservoir.
(c) Differentiate between Earthen dam and Gravity dam.
(d) Enlist the types of failure of earthern dams and explain any one
with a neat sketch.
(e) Draw a neat and labelled sketch of drainage arrangements in
an earthen dam.
(f) List various types of spillways and explain any one with a sketch.
3. Attempt any FOUR : 16
(a) Differentiate high dam with a low dam ? Explain with a neat
sketch.
(b) What are the salient features of radial gate ? State where it is
suitable.
(c) State the function of an energy dissipator. Where is it located ?
What will happen if it is omitted ?
(d) Draw a layout of lift irrigation scheme & enlist the various valves
provided in lift irrigation scheme.
(e) What are the advantages and disadvantages of Bandhara
Irrigation ?
4. (A) Attempt any THREE : 12
(a) Compare solid and open Bandharas.
(b) What is the need of drip irrigation ? What are the components of
drip irrigation ?
(c) Differentiate between weir and barrage.
(d) Draw the layout of diversion headworks and give the function of
each components.
(B) Attempt any one : 6
(a) Explain percolation tank with a neat and labelled sketch and
state the criteria‟s considered for the selection of site for the
construction of percolation tank ?
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 11
(b) Calculate the balancing depth for a channel section having a
bed width equal to 18 m and side slopes of 1:1 in cutting and 2:1 in
filling. The bank embankments are kept 3.0 m higher than the
ground level and crest width of banks is kept as 2.0 m.
5. Attempt any TWO : 16
(a) The gross command area of the distributary is 3000 hectares of
which 1800 hectares is covered by forests and 400 hectares by
pasture land. Intensities of sugarcane and wheat crops are 20% and
40% respectively. The duties of the crops at the head of the
distributary are 730 ha/cumec and 1800 ha/cumec respectively,
find :
(i) The discharge required at the head of the distributary.
(ii) The design discharge at the head of water course assuming time
factor equal to 0.8 and 15% transmission losses.
(b) Draw a neat and labelled diagram of cross-section of an
earthen dam. Describe the methods of construction of earthen
dam.
(c) What is the necessity of C.D. works ? What are the different types
of C.D. works ? Explain one with a neat sketch.
6. Attempt any FOUR : 16
(a) Enlist the component parts of the barrage and state their
functions.
(b) List the various types of weirs and explain any one with a neat
sketch.
(c) Classify canals according to alignment and its position in the
canal network.
(d) State the objectives of canal lining.
(e) State the precautions to prevent a land from getting
waterlogged.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 12
Summer 2016 17502
15162 3 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Answer each next main question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
(6) Use of Non-programmable Electronic Pocket Calculator is permissible.
(7) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
Marks
1. A) Attempt any three : (3×4=12)
a) Define :
i) Rainfall ii) Run off iii) Rainfall intensity iv) Yield.
b) Explain the four factors affecting run off.
c) Calculate the yield and maximum flood discharge from a
catchment area 60 km2, having average annual rainfall 760 mm by
using Inglis formula.
d) What is a crop season ? Name crop seasons adopted in
Maharashtra with their respective periods.
B) Attempt any one : (1×6=6)
a) Calculate the average annual rainfall of a catchment, from
following data by using Arithmetic
mean method and Theissons polygon method.
Area of polygon (Ha) 100 150 200 75 125 400
Rainfall in mm 600 550 650 580 620 700
Also calculate dependable yield from above catchment at 60%
dependability. Take runoff coefficient 0.45.
b) Fix the control levels DSL, FRL, HFL and TBL from following data :
i) Effective storage required 3000 Ha.m.
ii) Carry over allowances and tank losses – 25%.
iii) Dead storage – 10% of gross storage.
Contour RL (m) 580 582 584 610 612 614
Storage (Mm3) 3.0 4.5 6.0 30 40 50
Assume flood lift as 1.5 m and free board as 2.5 m.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 13
2. Attempt any four : (4×4=16)
a) Explain the various engineering surveys to be conducted for an
irrigation project. Enlist the data to be collected for the same.
b) Describe the four factors affecting the rate of siltings with
suggestive control measures.
c) List the eight types of repairs and maintenance works for an
earthen dam.
d) Draw a neat labelled sketch of cross section of a zoned type
earthen dam. Write names to component parts of earthen dam.
e) Give four points of comparison between gravity dam and
earthen dam with respect to foundation, seepage construction and
maintenance.
f) Define – spillway and write two functions of spillway. Also draw
neat cross section of ogee spillway and bar type spillway.
3. Attempt any four : (4×4=16)
a) Differentiate between theoretical and practical profile of gravity
dam.
b) Explain the importance of drainage gallery and joints in gravity
dams.
c) Explain working of radial gate with the help of neat sketch
showing names to component parts of it.
d) Draw a plan and section of a Bandhara Irrigation System.
e) Write the need and suitability of site for construction of
percolation tanks.
4. A) Attempt any three : (3×4=12)
a) Explain the functioning of lift irrigation scheme with the help of
layout showing components of it.
b) Describe the operation of drip irrigation with help of neat layout
showing essential component parts.
c) Draw the neat layout of diversion head work and write functions
of following components of it :
i) Head regulator
ii) Divide wall
iii) Fish ladder
iv) Scouring sluices.
d) Differentiate between weir and barrage (any four points).
B) Solve any one : (1×6=6)
a) Classify the canals according to alignment and position in canal
network. Show location plan of each.
b) Explain the working barrage with the help of neat plan and
elevation proposed across arriver having width 60 m.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 14
5. Attempt any two : (2×8=16)
a) Find the design discharge of canal by using following data :
Sr. No. Name of crop Area irrigated (ha) Duty (ha/cumec)
1 Paddy (KH) 200 600
2 Wheat (Rabi) 350 1200
3 Groundnut (KH) 600 800
4 Gram (Rabi) 400 1700
5 Vegetables (Rabi) 350 700
Assume :
i) Base period as per season
ii) Transit losses – 15%
iii) Time factor – 7/12
iv) Capacity factor – 0.8.
b) Describe the types of failures of earthen dams and remedial measures.
c) Suggest and draw line sketch of the type of cross drainage works under
following four situations.
Case Nallah Bed level Nallah HFL Canal Bed level FSL of Canal
(m) (RL) (m) (RL) (m) (RL) (m) RL
I 100.00 106.00 107.00 110.00
II 108.00 110.00 105.00 107.00
III 100.00 104.00 102.00 104.00
IV 100.00 104.00 100.00 102.00
6. Attempt any four : (4×4=16)
a) Explain the construction and operation of KT weir.
b) Mention four advantages of sprinkler irrigation over canal
irrigation.
c) Draw the cross section of canal in embankment and partial
cutting and embankment.
d) Explain four causes and corresponding preventive measures of
water logging.
e) Compare between aqueduct and super passage.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 15
PUBLIC HEALTH ENGINEERING - 17503
Winter 2016 17503
16117 3 Hours / 100 Marks Seat No.
Instructions : (1) All Questions are compulsory.
(2) Answer each next main Question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Assume suitable data, if necessary.
(5) Use of Non-programmable Electronic Pocket Calculator is permissible.
(6) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
Marks
1. (A) Attempt any THREE of the following : 12
(a) State the factors affecting rate of demand. (any four)
(b) Draw layout of water supply scheme.
(c) State the various methods of forecasting of population Explain
any one.
(d) State the Necessity and Importance of Ground water
recharging.
(B) Attempt any ONE of the following : 6
(a) Describe Break point chlorination with the help of graph and
state the importance of residual chlorine.
(b) State the factors governing the location of an intake structure.
2. Attempt any FOUR of the following : 16
(a) State the objects & methods of Aeration.
(b) Draw & label flow diagram of water treatment plant.
(c) Define Disinfection. State its objects.
(d) Describe the theory of filtration.
(e) Differentiate between dead end system and grid iron system of
distribution of water.
(f) Explain construction and working of slow sand filter.
3. Attempt any FOUR of the following : 16
(a) Draw a labelled sketch of clariflocculator.
(b) Define coagulation and state purpose of using alum as
coagulant.
(c) Explain the process of prevention of pollution of bores and bore
wells.
(d) State the types and functions of distribution of water. (one
function each)
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 16
(e) Define chlorination & state its types.
(f) State the necessity and importance of sanitation.
4. Attempt any FOUR of the following : 16
(a) Define sewage and sullage.
(b) Define trap and draw the sketch of any two types of Trap.
(c) Draw the layout drainage plan for building sanitary fittings.
(d) State the various system of plumbing. Explain any one.
(e) State the types of sewers and mention purpose of each.
(f) Define B.O.D. and state its significance in sewage treatment.
5. (A) Attempt any THREE of the following : 12
(a) Describe the process of Sludge digestion.
(b) Describe the working of septic tank with its L-Section.
(c) Write the procedure of laying of sewer.
(d) Draw a flow diagram of suitable sewage treatment process for
Rural
area.
(B) Attempt any ONE of the following : 6
(a) Describe rainwater and sewage collection system for residential
building.
(b) Design a circular sewer using the following data :
Population = 30,000 souls
Rate of water supply – 135 lpcd
N = 0.015
Max Flow = 2 × Average flow
6. Attempt any FOUR of the following : 16
(a) State the objects of sewage treatment.
(b) State the norms suggested by Maharashtra Pollution Control
Board for the discharge of treated sewage. (any four)
(c) Draw the General layout and Flow diagram of sewage
treatment plant.
(d) Explain the component parts of Manholes and Drop Manhole.
(e) Define Self Cleansing velocity, vent pipe, water closet & C.O.D.
(f) Explain the working of Trickling Filter with a neat sketch.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 17
Winter 2015 17503
15116 3 Hours / 100 Marks Seat No.
Instructions : (1) All Questions are compulsory.
(2) Answer each next main Question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
(6) Use of Non-programmable Electronic Pocket Calculator is
permissible.
(7) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
Marks
1. (A) Attempt any THREE of the following : 12
(a) State any four factors affecting rate of demand. Explain any one
in detail.
(b) Enlist four bacteriological tests need to be conducted on water.
(c) Define aeration. Enlist different methods of aeration.
(d) Define sedimentation. State different types of sedimentation
tanks.
(B) Attempt any ONE of the following : 6
(a) Enlist six factors to be considered while selecting site for intake.
(b) Explain with neat sketch Jar Test.
2. Attempt any FOUR of the following : 16
(a) Draw flow diagram for water treatment plant. State one function
of any four units.
(b) State the theory of filtration.
(c) Define the term “residual chlorine”. State its importance in
disinfection.
(d) Enlist different types of valves used in water supply pipeline.
Explain any one with respect to use, location and function.
(e) State different types of traps. Enlist four qualities of good trap.
(f) Enlist plumbing accessories required for plumbing of residential
building.
3. Attempt any FOUR of the following : 16
(a) Draw a neat labelled sketch of two pipe system of plumbing.
(b) State permissible limit for potable water (As per IS 10500 : 1991)
for total solids, pH, Hardness, chlorides.
(c) Enlist four principles regarding design of building drainage.
(d) Draw neat labelled sketch of „pressure filter‟.
(e) Define – (i) Self-Cleaning velocity (ii) Non-Scouring velocity
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 18
4. (A) Attempt any THREE of the following : 12
(a) Explain „inspection chamber‟ with respect to necessity, location,
size and shape.
(b) Draw layout plan for building sanitary fittings for a residential
building.
(c) Enlist various methods of distribution systems of water. State any
two advantages and disadvantages of any one method.
(d) Draw a neat labelled sketch of drop manhole.
(B) Attempt any ONE of the following : 06
(a) From the following census data calculate probable population in
the year
1970, 1980, 1990 :
Year 1930 1940 1950 1960
Population 10,000 14,000 19,000 25,000
Use Geometrical increase method.
(b) Define soil pipe, vent pipe, sullage, waste pipe.
5. Attempt any FOUR of the following : 16
(a) Design circular sewer using following data :
Population – 40,000
Total water supplied = 300 lpcd
Sewage to be carried = 80%
Velocity = 1 m/s
(b) Enlist any four units of sewage treatment plant. State function of
each.
(c) Explain oxidation pond.
(d) State MPCB norms for discharge of treated sewage.
(e) Explain the concept of rainwater harvesting with respect to
necessity and methods.
(f) Explain „Activated Sludge Process‟.
6. Attempt any FOUR of the following : 16
(a) Draw general layout and flow diagram of sewage treatment
plant.
(b) Define „BOD‟ and „COD‟. State its significance in treatment of
sewage.
(c) Enlist different methods of layout of distribution of water. Explain
any one in detail.
(d) Explain in brief testing and maintenance of sewers.
(e) Enlist various pipe materials used for conveyance of water.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 19
CONCRETE TECHNOLOGY - 17504
Summer 2016 17504
15162 3 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Answer each next main question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
(6) Use of Non-programmable Electronic Pocket Calculator is
permissible.
(7) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
Marks
1. A) Attempt any three of the following. (3×4=12)
a) Enlist any four physical properties of OPC. Explain how fineness of
cement is determined by method of sieving.
b) State three different grades of cement and where it is used.
c) Compare the properties of rapid hardening cement and low
heat cement.
d) Explain the step by step procedure of standard consistency test
on cement.
B) Attempt any one of the following. (6×1=6)
a) Explain the phenomenon of bulking of sand. State the effects of
bulking of sand on concrete.
b) State any four properties of coarse aggregate and explain the
method to determine abrasion value of coarse aggregate.
2. Attempt any four of the following. (4×4=16)
a) State the necessity of supervision for concreting operation (any
four).
b) Explain the 3 grades of concrete as per the provisions of IS 456-
2000.
c) State any four factors affecting the workability of concrete.
d) State any four precautions to be taken to avoid segregation.
e) State any four objectives of concrete mix design.
f) State the importance of NDT of concrete and explain rebound
hammer test.
3. Attempt any four of the following : (4×4=16)
a) Explain flakiness index and elongation index.
b) What is meant by grading of aggregates ? Explain :
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 20
i) well graded ii) gap graded and iii) poor graded aggregates.
c) Crushing value test was conducted on coarse aggregate in the
laboratory and the observations are recorded as given below. Find
average crushing value of coarse aggregate and state its suitability.
SI. No. Sample No. I II III
1. Weight of oven dried sample (w1)in gms 3150 3085 3212
2. Wt. of fraction passing 2.36 mm(w2) sieve in gms 570 582 602
d) Define Bulk density of aggregates. State three factors that affect
the bulk density.
e) Explain the procedure to determine impact value of coarse
aggregate.
4. A) Attempt any three of the following (3×4=12)
a) What is meant by batching ? Explain the two types of batching.
b) State any four advantages of compaction by vibrators.
c) State any four differences between steel formwork and timber
formwork.
d) Explain the two different methods of water proofing.
B) Attempt any one of the following. (6×1=6)
a) What are the precautions to be taken during transportation of
concrete?
b) What are the precautions to be taken while placing the concrete
in formwork?
5. Attempt any four of the following. (4×4=16)
a) Define admixtures. State any four types of admixtures and their
use.
b) State the advantages of ready mix concrete.
c) State the effects of hot weather on concrete and explain the
precautions to be taken during hot weather concreting.
d) State any four properties of fibre reinforced concrete.
e) Compare accelerating admixtures with retarding admixtures.
f) List any four types of special concretes. Explain the properties and
limitations of light weight concrete.
6. Attempt any four of the following. (4×4=16)
a) What are the precautions to be taken during mixing of concrete?
b) Explain the method of joining old and new concrete.
c) What are super plasticizers ? State the properties and uses of
super plasticizers.
d) State the properties of High performance concrete and its uses.
e) State any four factors affecting durability and impermeability of
concrete.
f) Define mix design and enlist the different methods of mix design of
concrete.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 21
Winter 2015 17504
15116 3 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Answer each next main question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
(6) Use of Non-programmable Electronic Pocket Calculator is
permissible.
(7) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
Marks
1. A) Attempt any three of the following : 12
a) Define hydration and hardening of cement.
b) What is initial and final setting time of cement.
c) Enlist four field tests for cement.
d) Enlist ingredients of cement.
B) Attempt any one of the following : 6
a) Explain with neat sketch the experimental procedure to
determine crushing value of aggregates.
b) Sieve analysis was conducted on sand with 500 gm of sample
and observations are as below. Determine F.M. of sand
Sieve size (mm) 10 4.75 2.36 1.18 600 300 150
Weight Retained (gm) 0 10 50 50 95 185 110
2. Attempt four of the following : 16
a) Define workability and explain any 3 factors affecting workability
of concrete.
b) State different methods of mix design and explain any one in
detail.
c) State two advantages and two dis-advantages of rebound
hammer test.
d) Define bleeding, segregation, shrinkage and creep.
e) Explain the procedure for determination of compressive strength
of concrete cubes.
f) State Duff Abraham‟s Law and its equation.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 22
3. Attempt four of the following : 16
a) Define formwork and enlist four requirements of good formwork.
b) Enlist different methods of transportation of concrete and explain
any one.
c) Enlist four precautions to be taken while placing the concrete.
d) State four precautions to be taken during compaction of
concrete.
e) Define curing and state necessity of curing.
f) Give types of joints and enlist any 6 materials used for filling joints.
4. A) Attempt three of the following : 12
a) Explain phenomenon of bulking of sand.
b) Explain in detail ultrasonic pulse velocity test.
c) Differentiate between weight batching and volume batching
(any 4 points).
d) Enlist any 4 precautions to be taken while storing the cement.
B) Attempt one of the following : 6
a) Explain the experimental procedure to determine silt content of
sand sample.
b) Explain with sketch slump cone test.
5. Attempt four of the following : 16
a) Enlist any 4 methods of waterproofing and material used for each
method.
b) Enlist different types of admixtures and function of each (any 4).
c) State 2 advantages and 2 limitations of RMC.
d) What is fibre reinforced concrete ? Write any 2 applications of it.
e) Write short note on light weight concrete.
f) Enlist any 4 effects of hot weather on concrete.
6. Attempt four of the following : 16
a) Write four reasons why grading of aggregate is necessary.
b) Define flakiness index and elongation index.
c) Write stripping time for removal of formwork for
i) Slabs with props left in position
ii) Beams soffits with props left in position.
d) Enlist any 4 precautions to be taken during cold weather
concreting.
e) Define admixtures and state any 3 purposes of using admixtures in
concrete.
f) Write short note on self compacting concrete.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 23
DESIGN OF STEEL STRUCTURES - 17505
Summer 2016 17505
15162 4 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Illustrate your answers with neat sketches wherever necessary.
(3) Figures to the right indicate full marks.
(4) Assume suitable data, if necessary.
(5) Use of Non-programmable Electronic Pocket Calculator is
permissible.
(6) Formula sheet is allowed.
Marks
1. A) Attempt any three : (3×4=12)
a) What are the types of loads to be considered while designing the
steel structures?
b) Draw any four types of structural steel sections.
c) Define Limit state and state different types of limit states.
d) State with sketch different single and built-up sections of structural
steel members used as tension member.
B) Attempt any one : (1×6=6)
a) Design a suitable fillet weld to connect a tie bar 80 mm × 8 mm to
10 mm thick gusset plate. Design the joint for full strength of the tie
and assume welding on all three sides as shown in figure no. 1
Figure No. 1
Take fy = 250 MPa, 1.1 mo γ = and fu = 410 MPa
b) Two ISA 80×80×6 is connected back to back on either side of 10
mm thick gusset plate using fillet weld. Determine tensile strength of
member from yield criterion only. for ISA 80×80×6, Ag = 929 mm2 Czz
= 21.8 mm. Take fy = 250 MPa, 1.1 mo γ = and fu = 410 MPa.
2. Attempt any two : (2×8=16)
a) A lap joint consists of two plates of 100 mm×10mm connected by
20mm dia. bolts of grade 4.6. All bolts are in one line. Calculate
strength of single bolt and number of bolts to be provided in the
joint.
b) A discontinuous compression member consists of 2 ISA 90×90×10
mm connected back to back on opposite sides of 12 mm thick
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 24
gusset plate and connected by welding. The length of strut is 3 m. It
is welded on either side. Calculate design compressive strength of
strut. For ISA 90×90×10, Cxx = Cyy = 25.9 mm Ixx = Iyy = 126.7×104
mm4, rzz = 27.3 mm values of fed are
KL/r 90 100 110 120
fed (N/mm2) 121 107 94.6 83.7
c) Check whether [email protected] kg/m is suitable or not as a simply
supported beam over an effective span of 6 m. The compression
flange of beam is laterally supported throughout the span. It carries
udl of 15 kN/m (including self wt.). Properties of ISMB 250 are bf = 125
mm, tf = 12.5 mm, tw = 6.9 mm, Ixx = 5131.6×104 mm4, Zxx = 410×103
mm3, r1 = 13.0 mm, zpx = 465.71×103mm3, 1.1 mo γ = , 1 b β = and fy
= 250 MPa.
3. Attempt any four : (4×4=16)
a) State any modes of failure of bolted joints.
b) State any four advantages and disadvantages of welded
connections over bolted connections.
c) Draw neat sketches of HOWE and NORTH LIGHT trusses. Mark
panel, panel point, rafter and tie in any one truss.
d) Draw neat sketch of six panel truss showing main tie, principle
rafter, pitch and span. Also state any two uses of steel roof truss.
e) What is purlin ? State IS : 800 – 2007 procedure for design of angle
purlin.
4. A) Attempt any three : (3×4=12)
a) Sketch different cross sections used for compound struts and built
up columns.
b) State effective length for a compression member having and
conditions as
i) Restrained against translation and free against rotation at one end
but roller supported at the other end.
ii) Restrained against translation and free against rotation at both
ends.
c) Draw neat sketch showing single lacing system. Why lacing is
used?
d) Limiting width to thickness ratio for single angle strut of semi-
compact class is 15.7 ∈.
State whether ISA is 100×100×6 is of semi-compact class or not. Take
fy = 250 MPa.
B) Attempt any one : (1×6=6)
a) State and explain three modes of failure of axial tension member.
b) Design a suitable angle section as a tie member in a truss to carry
factored load of 215 kN.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 25
Use double angle section connected back to back on either sides
of 12 mm thick gusset plate by means of 4 – 20 mm dia. bolts in one
line. Assume design strength of 20 mm dia.
Bolt = 45.3 kN, α =0.8, β=1.08 γmo = 1.1, m1 γ = 1.25, fy = 250 MPa, fu
= 410 MPa.
Available sections Gross Area (mm2)
ISA 80×50×8 978
ISA 100×75×6 1014
ISA 125×75×6 1166
5. Attempt any two : (2×8=16)
a) A hall of size 12m×18 m is provided with Fink type trusses at 3 m
c/c. Calculate panel point load in case of Dead load and live load
from following data.
i) Unit weight of roofing = 150 N/m2
ii) Self weight of purlin = 220 N/m2
iii) Weight of bracing = 80 N/m2
iv) Rise to span ratio = 1/5
v) No. of panels = 6
b) An industrial building has trusses for 14 m span. Trusses are spaced
at 4m c/c and rise of truss is 3.6m. Calculate panel point load in
case of live load and wind load using following data :
i) Coefficient of external wind pressure = – 0.7
ii) Coefficient of internal wind pressure = •} 0.2
iii) Design wind pressure = 1.5 kPa
iv) Number of panels = 08
c) Design a slab base for column ISHB 400 @ 82.2 kg/m to carry
factored axial compressive load of 2000 kN. The base rests on
concrete pedestal of grade M20. For ISHB 400, bf = 250 mm, fy = 250
MPa, fu = 410 MPa, 1 1 mo γ = ⋅ , tf = 12.7 mm.
6. Attempt any four : (4×4=16)
a) For a beam ISWB600, section is insufficient. Suggest suitable
remedy with sketches.
b) State classification of cross sections of beams based on moment
rotation behaviour.
c) What is plate girder ? Write functions of web plate and bearing
stiffeners.
d) Draw neat labeled plan and sectional elevation of gusseted
base.
e) What is the basic concept of deciding the plan area of slab base
and concrete block below it ? State the function of cleat angle and
anchor bolt in case of slab base.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 26
Summer 2015 17505
21415 4 Hours / 100 Marks Seat No.
Instructions : (1) All questions are compulsory.
(2) Answer each next main question on a new page.
(3) Illustrate your answers with neat sketches wherever necessary.
(4) Figures to the right indicate full marks.
(5) Assume suitable data, if necessary.
(6) Use of Non-programmable Electronic Pocket Calculator is
permissible.
(7) Mobile Phone, Pager and any other Electronic Communication
devices are not permissible in Examination Hall.
MARKS
1. A) Attempt any three : (3×4=12)
a) State six advantages and two disadvantages of steel as a
construction material.
b) State different types of limit state and describe any one of them.
c) State types of loads to be considered while designing a steel
structure. Also state respective I.S. codes.
d) List types of failures in case of Tension member and describe any
one of them with a neat sketch along with labelling.
B) Attempt any one : (1×6=6)
a) A tie member 100 × 10 mm has to transmit an axial load of 100 kN.
Design fillet weld and calculate necessary overlap by assuming
welding on all four sides. Also draw a neat sketch of connection.
Take permissible shear stress in weld material as 108 MPa.
b) A single angle 150 × 90 × 10 mm is used as a tension member.
Connected to 12 mm thick gusset plate at ends with 5 of 18 mm dia.
bolts. Bolts are pitched at 50 mm. Find Net area, if
i) longer leg connected to gusset plate
ii) shorter leg connected to gusset plate.
2. Attempt any two : (2×8=16)
a) A lap joint consists of two plates 200 × 12 mm connected by
means of 20 mm dia. bolts of grade 4.6. All bolts are in one line.
Calculate strength of single bolt and no. of bolts to be provided in
the joint.
b) A strut 2.4 m long of a roof truss consists of a single angle 90 × 90 ×
6 mm. Calculate load carrying capacity if it is connected to 8 mm
thick gusset plate by welding.
Assume – Properties of ISA 90 × 90 × 6 mm ; fy = 250 N/mm2
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 27
Area = 1047 mm2, Cxx = Cyy = 2.42 mm rxx = ryy = 27.7 mm. rw = 17.5
mm
R / KL : 80 90 100 110 120 130
fcd (N/mm2) : 136 121 107 94.6 83.7 74.4.
c) Check whether ISMB 250 is suitable or not, as a simply supported
beam
over an effective span 6m. It carries a UDL of 15 kN/m including self
it.
Properties of ISMB 250
bf = 125 mm, tf = 12.5 mm tw = 6.9 mm
Ixx = 5131.6 × 104 mm4, Zxx = 410 × 103 mm3
r1 = 13.0 mm, Zp = 465.71 × 103 mm3
rmo = 1.1 Bb = 1 and fy = 250 MPa.
3. Attempt any four : (4×4=16)
a) State types of bolted joints and types of failure in case of bolted
joints.
b) State two advantages of welded joints and two disadvantages of
bolted joints.
c) Draw sketches of Howe type and Pratt type truss showing pitch,
rise, panel point, panel, principal rafters and all members in one of
the above types.
d) State different types of loads and its combination considered
during design of roof truss. Explain in brief any one of them along
with its relevant IS Code.
e) Draw a neat sketch and label of an angle Purlin with principal
rafter at Panel
Point having root covering is A.C. sheets.
4. A) Attempt any three : (3×4=12)
a) Define stanchion and column. Draw a neat sketch of any one
section used showing dimensions with usual notations.
b) Define Radius of gyration and Slenderness Ratio. Also state
maximum values of slenderness ratio for any two conditions of
compression member.
c) Explain „limits of width to thickness ratio to prevent buckling‟ for a
single angle strut, the limiting width to thickness ratio for a semi-
compact class
is 15.7∈. Check whether ISA 90 × 90 × 6 mm is of semi-compact class
or not. fy = 250 MPa.
d) Draw a neat labelled sketch of lacing system and state
requirements of Lacing to be used.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 28
B) Attempt any one : (1×6=6)
a) Draw sketches of three different modes of failure in case of
members subjected to Axial Tension.
b) Design a tie member using suitable equal angle sections to carry
a tensile factored load of 210 kN. The connection are with 20 mm
dia. bolts and 12 mm thick gusset plate. Design strength of 20 mm
dia. bolts = 45.3 kN. fy = 250 MPa, fu = 410 MPa, α = 0.8 sections
available
ISA .... mm Area .... mm2
90 × 90 × 8 1137
100 × 75 × 6 1014.0
125 × 75 × 6 1166.
5. Attempt any two : (2×8=16)
a) A column ISMB 300 @ 46.1 Kg/m carries an axial load of 1200 kN.
Design a slab base and concrete Pedestal for the column. The SBC
of soil is 180 kN/m2.
M20 – concrete is used for concrete Pedestal.
For ISMB – 300 bf = 140 mm, tf = 13.1 mm, fy = 250 MPa, fu = 410 MPa
rmo =1.1. Draw a neat sketch as per designed details.
b) A industrial bldg. has Howe roof truss having 12 m span. Take A/C
sheet
covering Weighing 175 N/m2, eight Panel lengths along the tie
member, pitch of roof = 1/6 and weight of Purlin is 55 N/m2. Assume
self at of truss as 90 N/m2. Calculate Panel Point loads for dead and
live load.
c) Find the wind load per panel point for designing a roof truss of span 10
m and pitch as 1/4. The height of eaves is 5 m above ground. Assume Vb
= 4m/s ; probability factor K1 =1, size factor K2 = 0.8, topography factor K3
= 1 ; Normal Permeability.
6. Attempt any four : (4×4=16)
a) Write steps to calculate the thickness of base plate used in slab base.
Why anchor bolts are used in slab base.
b) Differentiate between Laterally supported and unsupported beams
with a neat sketch.
c) Define Gusseted base. Also draw its labelled sketch showing all details.
d) How beam sections are classified for bending as per IS : 800 – 2007.
Describe any two of them.
e) A simply supported beam of 6 m span supports on R.C.C. slab where in
comp. flange is embedded. The beam is subjected to a dead load of 25
kN/m and super imposed load of 20 kN/m, over entire span. Calculate
plastic and elastic modulus required. Assume rf = 1.5, γ m = 1.1 fy = 250
N/mm2.
G Scheme Fifth Sem MSBTE QUESTION PAPERS
Sanjay Ghodawat Polytechnic, Atigre Prepared By V.S. Kumbhar 29
For Details contact:
Mr. V.S. kumbhar
HOD
Civil Department,
Sanjay Ghodawat Polytechnic, Atigre.
Mob. No.: 7798306363
Ph. No.: 0230 -246312
Email ID: [email protected]