Highway

Updated: Dec 29, 2020

Highway Development and Planning

Nagpur Road Plan or First 20 year Road plan

Second Twenty Year Road Plan (1961-81)

Some important years

Important Recommendations

Three Road Development Plan

Different Road patterns

Rectangular and Block pattern

Star and block pattern

Star and grid pattern

Star and circular pattern

Hexagonal road pattern

Highway Geometric Design

Stopping Sight Distance (SSD)

Overtaking sight Distance (OSD)

Overtaking Zone

Super Elevation(e)

Ruling radius of the Curve (Rruling)

Extra Widening (EW)

Transition curve

Set Back Distance (m)

Vertical Curve

Traffic Engineering

Theoretical maximum capicity,(c)

Passenger Car Unit

Accident Studies

Design of Signal

Annual Average Daily Traffic (AADT or ADT)

Space Mean Speed

Time mean speed

Speed and delay by floating car method

Relationship between speed,travel time,volume,density & capacity

Capacity flow or maximum flow ,(qmax)

Rotary Intersection

Parking Facilities

Highway Lighting

Trip Distribution

Highway Material

Group Index of soil (G.I)

Plate bearing test

California bearing Ratio (CBR) Test

Test for Road Aggrigate

Bituminous Mixes

Marshall Mehod Bituminous Mix Design

Hveem Method of Bituminous mix Design Stablimeter value

Cohesiometer Value, (c)

pavement Design

Flexible pavements

method of Flexible Pavement Design

Rigid Pavement

Design of Joints in Cement Concrete Pavements

IRC recommendations for design of cement concrete pavement

Highway Maintenance

Flexible Overlay Over Flexible Pavement by Conventional

Design method

Aalysis of Data

Standard Deviation of Deflection

Characterstic Deflection

Overlay Thickness Design

Rigid Overlay Rigid Pavement


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