| Map showing entire road network of Tamil Nadu. |
| Disclaimer: All efforts have been made to make this image accurate. However Mapping Digiworld Pvt Ltd and its directors do not own any responsibility for the correctness or authenticity of the same. |
The roadways network in the Indian state of Tamil Nadu is quite widespread. The state roadways network encompasses approximately 153 km in an area of 100 km2. This has surpassed the mean roadways network coverage of the nation which is 103 km for every 10 km2 area.
In the month of April 1946, a distinct Highways Department (HD) was set up in the state of Tamil Nadu. Subsequently, on October 30, 2008, the name of the organization was changed to the Highways and Minor Ports Department (HMPD).
The Highways and Minor Ports Department of Tamil Nadu has the principal responsibility of building and upkeep of the roadways in the state which comprise state highways, national highways, and important district roads.
The Highways and Minor Ports Department of Tamil Nadu runs its operations with the help of its 7 divisions and they are the following:
The organization has its presence in the 450 subdivisions and 120 divisions of the 31 districts that form the state of Tamil Nadu.
As on March 30 2010, the state is home to a roadways network spanning 199,040 km. The different categories of roads along with their spans are listed below:
| Roadways Network in Tamil Nadu | |
|---|---|
| Category | Span (km) |
| State highways | 9384 |
| National highways/expressways | 4873 |
| Important district roads | 11288 |
| Panchayat roads and other departments roads | 1,37,399 |
| Sugarcane roads and other district roads | 36096 |
| Total (approximate) | 1,99,040 |
| Breadth wise information about the Government Roads (As on March 31, 2010) | |||||
|---|---|---|---|---|---|
| Category wise | Intermediate lane | Single lane | Multi lane | Double lane | Total |
| National highways | 42 | 18 | 2128 | 2685 | 4873 |
| State highways | 1414 | 32 | 677 | 7261 | 9384 |
| Important district roads | 3894 | 4170 | 115 | 3109 | 11288 |
| Sugarcane roads and other district roads | 2292 | 32825 | 31 | 948 | 36096 |
| Total (approximate) | 6998 | 38071 | 2037 | 14535 | 61641 |
| Percentage | 12 | 60 | 5 | 23 | 100 |
The Tamil Nadu Road Sector Project division of the HMPD takes up the improvement, passage, and maintenance activities on district roads, village roads, and state highways and it gets financing from the World Bank.
List of National Highways in Tamil Nadu
The national highways in Tamil Nadu join important harbors, capitals of the state, big manufacturing hubs and tourist destinations. There are 25 National Highways in the state of Tamil Nadu and out of them 12 National Highways have their limits within the state. Given below are the names of the various national highways in Tamil Nadu:
List of State Highways in Tamil Nadu
The State Highways in Tamil Nadu join major towns, district headquarters, and the National Highways in Tamil Nadu and bordering states. The State Highways Network can be divided into seven circles - Villupuram, Chennai, Trichy, Madurai, Thirunelveli, Coimbatore, and Salem. Given below are the names of the State Highways in Tamil Nadu:
SH-1, SH 2, SH 3, SH-4, SH-5, SH-6, SH-6A, SH-7, SH-8, SH-9, SH-10, SH-11, SH-12, SH-13, SH-14, SH-15, SH-16, SH-17, SH-18, SH-19, SH-20, SH-21, SH-22, SH-23, SH-24, SH-25, SH-26, SH-27, SH-28, SH-29, SH-30, SH-31, SH-32, SH-33, SH-34, SH-35, SH-36, SH-37, SH-38, SH-39, SH-40, SH-41, SH-42, SH-43, SH-44, SH-45, SH-46, SH-47, SH-48, SH-49, SH-50, SH-51, SH-52, SH-53, SH-54, SH-55, SH-56, SH-57, SH-58, SH-59, SH-60, SH-60A, SH-61, SH-62, SH-63, SH-64, SH-65, SH-66, SH-67, SH-68, SH-69, SH-70, SH-71, SH-72, SH-73, SH-74, SH-75, SH-76, SH-77, SH-78, SH-79, SH-79A, SH-80, SH-81, SH-82, SH-83, SH-83A, SH-84, SH-84A, SH-84B, SH-85, SH-86, SH-86A, SH-87, SH-88, SH-89, SH-90, SH-91, SH-92, SH-93, SH-94, SH-95, SH-96, SH-97, SH-98, SH-99, SH-100, SH-101, SH-102, SH-103, SH-104, SH-105, SH-106, SH-107, SH-108, SH-109, SH-110, SH-111, SH-112, SH-113, SH-114, SH-115, SH-116, SH-117, SH-118, SH-119, SH-120, SH-121, SH-122, SH-123, SH-124, SH-125, SH-126, SH-127, SH-128, SH-129, SH-130, SH-131, SH-132, SH-133, SH-134, SH-135, SH-136, SH-137, SH-138, SH-139, SH-140, SH-141, SH-142, SH-143, SH-144, SH-145, SH-146, SH-147, SH-148, SH-149, SH-150, SH-151, SH-152, SH-153, SH-154, SH-155, SH- 156, SH-157, SH-158, SH-159, SH-160, SH-161, SH-162, SH-163, SH-164, SH-165, SH-166, SH-167, SH-168, SH-169, SH-170, SH-171, SH-172, SH-173, SH-174, SH-175, SH-176, SH-177, SH-178, SH-179, SH-180, SH-181, SH-182, SH-183, SH-184, SH-185, SH-186, SH-187, SH-188, SH-189, SH-190, SH-191, SH-192, SH-193, SH-194, SH-195, SH-196, SH-197, SH-198, SH-199, SH-200, SH-201, SH-202, SH-203, SH-204, SH-205, SH-206, and SH-207.
