Engineering Consulting Guidelines for Highway, Bridge 2002Full description
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THis is for maintenance of bridge & Repair methodology.Descripción completa
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Code: 9A01702 B.Tech IV Year I Semester (R09) Regular Examinations, November 2012 BRIDGE ENGINEERING
1
(Civil Engineering)
Time: 3 hours
Max Marks: 70 Answer any FIVE questions All questions carry equal marks *****
1
Explain the various types of IRC loadings in the design of highway bridges.
2
A reinforced concrete box culvert is required for a national highway crossing. The clear vent way of the box culvert is 4 m by 4 m. Design the box culvert assuming a super imposed dead load of 12 KN/m2 and a live load of 50 KN/m2. The density of the soil is 16 KN/m3. Use M 25 grade of concrete and Fe 415 steel.
3
Design a reinforced concrete slab bridge using the following data: clear width of road way = 8 m; clear span = 10 m. Use M 25 grade of concrete and Fe 415
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steel. 4
Design the interior slab panel of a reinforced concrete T- beam bridge using the following data clear width of road way = 8 m effective span = 18 m, live load = IRC class AA. Use M 20 grade of concrete and Fe 415 steel.
5
A deck type welded plate girder railway bridge is to be constructed for a broad gauge single track on the main line. Effective span = 20 m, C/C distance between plate girders = 2 m dead load on each girder = 220 L + 600 N/m, dead load of track with sleepers = 6800 N/m. Design the superstructure of the bridge with welded plate girders.
6
A composite bridge deck with reinforced concrete slab and steel plate girder in the form of 5 trolled steel joists placed symmetrically to cover a span of 16 m. Clear width of road way is 6 m. Design reinforced concrete deck slab for an equivalent live load of 1200 Kg/m2 and impact factor is 0.5. Design intermediate girder. Use M 20 concrete and Fe 415 steel.
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7
(a) (b)
Explain the various types of bearings in bridges. Explain design principles of steel rocker bearing.
8
(a) (b)
What are the various forces acting on adjustments? Explain the various types of wing walls.
*****
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Code: 9A01702 B.Tech IV Year I Semester (R09) Regular Examinations, November 2012 BRIDGE ENGINEERING
2
(Civil Engineering)
Time: 3 hours
Max Marks: 70 Answer any FIVE questions All questions carry equal marks *****
1
Explain the various types of IRC loadings in the design of highway bridges.
2
Design a reinforced concrete box culvert with inside dimensions of 3 m height and 4.5 m width. The box culvert has to carry a super imposed dead load of 10 KN/m2 and a live load of 50 KN/m2. The density of the earth is 18 KN/m3. Angle of repose of the soil is 300. Use M 20 and Fe 415 grades.
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Design a reinforced concrete slab bridge using the following data: Clear width of road way = 7.8 m clear span = 10 m live load = IRC class AA. Use M 25 grade concrete and Fe 415 steel. (a) (b)
Write a note on ‘Impact Factor’ for bridges. Explain in brief Pigeaud’s method of determining B.M in slabs.
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5
Design a deck type welded plate girder bridge for the following data effective span = 20 m C/C distance between plate girders = 2 m dead load on each girders = 8 KN/m dead load of track with sleepers = 6.5 KN/m.
6
A composite bridge deck with reinforced concrete slab and steel plate girder to cover a span of 20 m clear width of road way is 7.5 m footpath is having 1.5 m on either side spacing of the main girder is 2 m. Design reinforced concrete deck slab. Use M 20 concrete and Fe 415 steel.
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7
(a) (b)
Explain the various types of bearings in bridges. Explain design principles of steel rocker bearing.
8
(a) (b)
Explain various types of bridge foundations. Explain general features of a bed block.
*****
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Code: 9A01702 B.Tech IV Year I Semester (R09) Regular Examinations, November 2012 BRIDGE ENGINEERING
3
(Civil Engineering)
Time: 3 hours
Max Marks: 70 Answer any FIVE questions All questions carry equal marks *****
1
Explain the various types of IRC loadings in the design of highway bridges.
2
A reinforced concrete box culvert with a clear vent way of 4.5 m wide by 3 m deep is required for a national highway crossing. Design the box culvert assuming a superimposed dead load of 40 KN/m2. The density of soil at site is 18 KN/m3. The angle of repose of soil is 300. Adopt M 20 grade concrete and Fe 500 grade steel.
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3
Design a reinforced concrete slab bridge using the following data: Clear width of road way = 7.5 m, clear span = 8 m. Use M 20 grade concrete and Fe 415.
4
Design the interior slab panel of a T – beam bridge for the following data: Clear width of roadway = 7.5 m span C/C of bearings = 12 m live load = IRC class AA tracked vehicle average thickness of wearing coat = 75 mm use M 25 mix and Fe 415 grades.
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5
Design a deck type welded plate girder bridge for the following data effective span = 20 m C/C distance between plate girders = 2 m dead load on each girders = 10 KN/m, dead load of track with sleepers = 8 KN/m.
6
A composite bridge deck with reinforced concrete slab and steel plate girder is to cover a span of 18 m. Clear width of road way is 7.5 m, footpath is having 1 m on either side spacing of the main girder is 2 m. Design reinforced concrete deck slab use M 20 concrete and Fe 415 steel.
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7
(a) (b)
Explain the various types of bearings in bridges. Explain design principles of steel rocker bearing.
8
(a) (b)
Explain the various types loads and forces to be considered in the design of piers. With neat sketches describe various types of piers.
*****
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Code: 9A01702 B.Tech IV Year I Semester (R09) Regular Examinations, November 2012 BRIDGE ENGINEERING
4
(Civil Engineering)
Time: 3 hours
Max Marks: 70 Answer any FIVE questions All questions carry equal marks *****
1
Explain the various types of IRC loadings in the design of highway bridges.
2
Design a reinforced concrete box culvert having a clear vent way of 3 m by 3 m. The super imposed dead load on the culvert is 12.8 KN/m2, the live load on the culvert is 50 KN/m2. Density of soil at site is 18 KN/m3, angle of repose ( ) = 300. Adopt M 25 grade concrete and Fe 415 grade steel.
3
A reinforced concrete simply supported slab is required for the deck of a road bridge having the data given below: Width of carriage way = 7.5 m Kerbs = 600 mm wide, clear span = 5 m type of loading = IRC class AA tracked vehicle. Use M 20 grade and Fe 415 steel.
4
A reinforce concrete simply supported slab deck is to be designed for a national highway road bridge having the following details: width of carriage way = 15 m, Kerbs = 600 mm wide, clear span = 6 m, type of loading IRC class AA. Design the deck slab by using Pigeaud’s curves. Use M 25 grade concrete and Fe 415 steel.
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5
Design a deck type welded plate girder bridge for the following data: effective span = 18 m C/C distance between plate girders = 2 m, dead load on each girders = 8 KN/m, dead load of track with sleepers = 7 KN/m.
6
A composite bridge deck with reinforced concrete slab and steel plate girder is to cover a span of 20 m. Clear width of road way is 7.5 m footpath is having 1.5 m on either side. Spacing of the main girder is 2 m. Design reinforced concrete deck slab use M 25 grade concrete and Fe 415 steel.
J
7
(a) (b)
Explain the various types of bearings in bridges. Explain design principles of steel rocker bearing.
8
(a) (b)
What are the various types of piers with neat diagrams? Explain the general features of abutments.
