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INTRODUCTION |
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Tamil Nadu State
in India has an extensive road network system.The details
are as given below: |
CATEGORY OF ROAD |
LENGTH (Km) |
| National Highways (NH) |
4,873 |
| State Highways (SH) |
9,384 |
| Major District Roads (MDR) |
11,288 |
| Other District Roads (ODR) |
36,096 |
| Total |
61,641 |
|
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Different types of Bridges and their numbers: |
TYPES OF BRIDGES
|
NUMBERS
|
| Major Bridges |
1318 |
| Minor Bridges |
7710 |
| Culverts |
103935 |
| Road over bridges in railway level crossings |
179 |
| Road under bridges in railway level crossings |
57 |
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