palar river bridge
DESCRIPTION
Planning analysis and Design of High Level River Bridge across River Palar as a part of Vellore BypassTRANSCRIPT
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Batch No:1404
D Praveen Kumar10121A0114M M S Siddartha 10121A0130S Hemanth Kumar 10121A0151K Ajit Kumar 11125A0103 P Raghavendra 11125A0107
IV B-Tech Civil Engineering
WELCOME
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Planning, Analysis and Design of high level bridge across River Palar
as a part of Vellore Bypass
Under the guidance of
External Guide
M. Venkat Das,
Das consultants, Chennai.
Internal Guide
V. Mahesh,Sree Vidyanikethan Engineering College.
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Location of Site
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Contents Hydraulic Calculations Review of Geotechnical Report Bridge Components
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Hydraulic Calculations Discharge Calculations Linear Water Way Scour Depth Calculations
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Review of Geotechnical Report
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Design of Bridge Components• Design of Super Structure
– Design of Deck slab– Design of Girders
• Design of Sub Structure System– Design of piers– Design of Abutments
• Design of Foundations• Miscellaneous Items
– Neoprene Bearing Design– Design of Retaining Walls
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IRC CodesThe Following Indian Roads Congress(IRC) codes will be referred for various loading and design parameters. IRC 5 – IRC 6 – 2000/2010 IRC 21 _ IRC 78 _ IRC 83-II -
ASK
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Progress till now… Selecting suitable foundation. Learned to analyze all the components
using staad.pro software. Learned to design all the components
of bridge using Manual means in working stress method.
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Calculations LWW• Depth of water (d) = 2.79 m• Assumed afflux (H) = 0.15 • Velocity of approach (Va = V x d/(d+H)) =
2.183 m/sec • Head due to velocity of approach (Hva =
Va2/2g) = 0.244 m • Total head (Ht =H + Hva) = 0.394 m • Velocity through vent (Vv = (2gHt)0.5) =
2.781 m/sec
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Calculations LWW• Linear waterway required (Q/( Vv x d))
= 544.208 m • Proposed Span arrangement = 27 x
21.6 m = 583.2 - 26 - 1.5 = 555.7 m• Linear waterway provided = 555.7 m >
544.208 m • Hence Okay