Transportation 2 mdu btech syllabus & NOTES

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Section A

Unit 1 design of flexible pavements

• types of pavements
  
• flexible and rigid pavements
  
• components of a pavements and their functions
  
• Factor affecting design of pavements
  
• Design of thickness of flexible pavement by Group Index method
  
• CBR california bearing ratio test
  
• Triaxial method and Burmisters method
  

Unit 2 Design of Rigid pavements

• Westrgaards theory
  
• critical location of loading
  
• load and temperature stresses
  
• critical combination of stresses
  
• IRC guidelines for determination of thickness of rigid pavement
  

JOINTS:

• Requirements
  
• types
  
• patterns
  
• spacing of expansion and contraction joints
  
• function of dowel and tie bars
  

SECTION B

Unit 3:  HIghway construction: Non Bituminous pavements

• Brief introduction to earthwork machinery: shovel, hoe, clamshell , dragline, bulldozer
  
• Princiles of field compaction of subgrade 
  
• compacting equipments
  
• Grannular roads
  
• construction steps of WBM 
  
• WMM
  
• construction of cement concrete pavements 
  
• slip form pavers
  
• basic concept of the following: soil stabilized roads,  use of geo synthetics, reinforced cement concrete pavements 
  
• prestress convrete pavements
  
• roller compacted concrete pavements and fibre reinforced concrete pavements
  

Unit 4: Construction of Bituminous Pavements

• Various types of bituminous construction.
  
• prime coat, tack coat, seal coat, surface dressing
  
• construction of BUSG
  
• Premix carpet
  
• BM, DBM and AC
  
• breif coverage fo machinery for construction of bituminous roads: Bitumen boiler, sprayer, pressure distributor, Hot mix plant, cold mix plant, tripper trucks, Mechanical pavers, or finisher rollers
  
• Mastic asphalt
  
• Introduction to various IRC and MOST specification
  

SECTION C

 unit 5: Highway maintenance 

• Pavement failures
  
• maintenance operations
  
• maintenance of WBM
  
• bituminous surfaces and cement concrete pavements
  
• Pavements evalution
  
• benkleman beam
  
• Introduction to various types of overlays
  

Unit 6: HIghway drainage and hill roads

surface drainage:

• Types
  
• brief design
  
• types of sub surface drainage
  
• special characteristics of hill roads, geometrics,
  
• hair pin bends
  
• construction of hill roads
  
• drainage of hill roads
  
• mainteneance problem of hill roads
  

SECTION D

Unit 7: Highway economics and finance

• need of economics evalution
  
• highway user benefits and costs
  
• methods of economics evalution
  
• benefits cost ration method
  
• net present value method
  
• internal rate of return method
  
• comparison
  
• highway finance
  

Unit 8: Tunnels

• section of tunnels: advantages, limitation, suitability or each
  
• shaft
  
• pilot tunnel
  
• driving of tunnel in rock: sequence of construction operation
  
• full face method
  
• heading and bench method
  
• drift method
  
• driving tunnels in soft ground: sequence & construction operation
  
• needle beam method
  
• shield tunneling
  
• compressed air tunneling
  

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