Highways of Tamil Nadu

Map indicating Highways network of Tamil Nadu

In Tamil Nadu, a separate Highways Department (HD) was established on April, 1946 and the same has been renamed as Highways & Minor Ports Department (HMPD) on 30 October 2008.^[1] HMPD of Tamil Nadu is primarily responsible for construction and maintenance of roads including national highways, state highways and major district roads in Tamil Nadu. It operates through 7 wings namely National Highways Wing ,Construction & Maintenance Wing,, NABARD and Rural Roads Wing, Projects Wing, Metro Wing, Tamil Nadu Road Sector Project Wing, Investigation and Designs Wing geographically spread across the state in 31 districts with about 120 divisions and 450 subdivisions.^[2]

Highways of Tamil Nadu

For more details on Tamilnadu's Road Network, see Road network in Tamil Nadu.

As on 30 March 2010, Tamil Nadu's road network is widespread with a total road length of 1,99,040 km.^[3] Tamil Nadu has about 14257 km of Highways network which is designated as National Highways and State Highways on the basis of traffic intensity and connectivity. The various types of roads and their lengths are given below:

Tamil Nadu Road Network

Class	Length (km)
National highways/expressways	4,873
State highways	9,384
Total (approx)	14,257

Width wise details of government roads (As on 31 March 2010)^[4]

Sl. No	Category wise	Single lane	Intermediate lane	Double lane	Multi lane	Total
1	National highways	18	42	2685	2128	4873
2	State highways	32	1414	7261	677	9384
3	Total (approx)	50	1456	9946	2805	14257
4	Percentage	Less than 1	1.022	69.76	19.6	100

Upgrade, resettlement, and repair work on rural roads, district roads, and state highways are undertaken by the Tamil Nadu Road Sector Project Wing of HMPD along with NHAI with the loan assistance of World Bank. On 17 June 2003, World Bank's regular lending arm, the International Bank for Reconstruction and Development has sanctioned US $ 348 million loan for road enhancement works in Tamil Nadu.^[5]

National Highways

NH 7 at Nanguneri area in Tirunelveli district

Road stretches which have heavy traffic intensity of more than 30,000 Passenger Car Units (PCUs) connecting different state capitals, Major ports, large industrial areas and tourist centers are designated / declared as National Highway by government of India.^[6] In Tamilnadu, ‘’National Highways Wing’’ of Highways & Minor Ports Department was established in the year 1971 to look after the works of improving, maintaining and renewing of National Highways laid down by National Highways Authority of India (NHAI).^[7] National Highways wing exercises central government funds from Ministry of Road Transport and Highways for improvement works. Out of 25 National Highways in Tamil Nadu, 12 NH's runs inside the Tamil Nadu. NH 47, NH 49, NH 208, NH 220 connects Tamil Nadu with Kerala. NH 67, NH 207, NH 209 connects Tamil Nadu with Karnataka. NH 205, NH 219 and NH 234 connects Tamil Nadu with Andhra Pradesh. NH 4 connects Tamil Nadu with Maharashtra, Karnataka, and Andhra Pradesh. NH 5 connects Tamil Nadu with Orissa and Andhra Pradesh. NH 7 connects Tamil Nadu with Uttar Pradesh, Madhya Pradesh, Maharashtra, Andhra Pradesh, and Karnataka. NH 66 connects Tamil Nadu with Karnataka and Pondicherry. National Highways plying through Tamil Nadu are listed below in the table:^[8]

S.No.	NH No.	Route	Length (km.)
1	4	From Andhra Pradesh Border - Thiruvalam - Walajepet - Kancheepuram - Sriperumbdur - Poonamallee - Chennai	123 km (76 mi)
2	5	From Andhra Pradesh Border - elaur - Gummidipundi – Kavarapettai - Chennai	45 km (28 mi)
3	7	From Karnataka Border - Hosur - Krishnagiri - Dharmapuri - Salem - Namakkal - Karur - Dindigul - Madurai - Virudunagar - Sattur - Kovilpatti - Tirunelveli - Nanguneri - Vattakottai up to Kanniya Kumari	627 km (390 mi)
4	7A	Palayan Kottai - Vagaikulam - Tuticorin	51 km (32 mi)
5	47	Salem - Erode - Coimbatore - Palakkad - Thrissur - Kochi - Kollam - Trivandrum - Nagercoil - Kanniya Kumari	363 km (226 mi)
6	45	Chennai - Tambaram - Chengalpattu - Madurantakam - Tindivanam - Viluppuram - Ulundurpettai - Trichy - Manapparai - Dindigul - Theni	550 km (340 mi)
7	45A	Villuppuram - Pondicherry - Cuddalore - Chidambaram - Karaikal - Nagappattinam	147 km (91 mi)
8	45B	Trichy - Viralimalai - Thuvarankurichchi - Melur - Madurai - Aruppukottai - Pandalgudi - Ettaiyapuram - Tuticorin	257 km (160 mi)
9	45C	Thanjavur - Kumbakonam - Sethiathope - Vadalur - Neyveli Township - Panruti and terminates near Vikravandi on NH-45.	159 km (99 mi)
10	46	Krishnagiri - Vaniyambadi - Vellore - Ranipet	132 km (82 mi)
11	47	It re-enters Tamil Nadu border at Kaliyakkavilai - Kuzhithurai - Marthandam - Thuckalay - Nagercoil - Suchindrum - Kanyakumari.	224 km (139 mi)
12	47B	The highway starting from the junction of NH 47 near Nagercoil connecting Aralvaymozhi and terminating at its junction with NH7 near Kavalkinaru	45 km (28 mi)
13	49	From Kerala Border - Bodinayakkanur - Teni - Usilampatti - Madurai - Manamadurai - Paramakkudi - Ramanathapuram - Mandapam - Rameswaram	290 km (180 mi)
14	66	Krishnagiri - Uthangarai - Chengam - Tiruvannamalai - Gingee - Tindivanam - Pondicherry	208 km (129 mi)
15	67	Nagappattinam - Thiruvarur - Thanjavur - Trichy- Karur - Kangeyam - Coimbatore - Ooty – Gudalur - Teppakadu up to Karnataka Border	505 km (314 mi)
16	68	Salem - Valapadi - Attur - Chinnasalem - Kallakkurichchi - Ulundurpettai	134 km (83 mi)
17	205	From Andhra Pradesh Border - Tiruttani - Tiruvallur - Ambathur - Chennai	82 km (51 mi)
18	207	Hosur up to Karnataka Border	20 km (12 mi)
19	208	From Kerala Border - Sengottai - Tenkasi - Sivagiri - Srivilliputtur - T.Kallupati - Thirumangalam	125 km (78 mi)
20	209	Dindigul - Palani - Udumalaippettai - Pollachi - Coimbatore - Annur - Satyamangalam - Hasanur up to Karnataka Border	286 km (178 mi)
21	210	Trichy - Pudukkottai - Tirumayam - Karaikkudi - Devakottai - Devipattinam - Ramanathapuram	160 km (99 mi)
22	219	From Andhra Pradesh Border - Krishnagiri	22 km (14 mi)
23	220	From Kerala Border - Gudalur - Cumbum - Uthamapalayam - Theni	55 km (34 mi)
24	226	Thanjavur - Gandharvakottai - Pudukkottai - Thirumayam - Kilasevalpatti - Tirupattur - Madagupatti - Sivaganga - Manamadurai	144 km (89 mi)
25	227	Trichy - Lalgudi - Kallakudi - Kizhapalur - Udaiarpalayam - Jayamkondam - Gangaikondacholapuram - Kattumannarkoil - Lalpet - Kumaratchi - Chidambaram	135 km (84 mi)
26	234	From Andhra Pradesh Border - Peranampattu - Gudiyatham - Katpadi - Vellore - Polur - Tiruvanamalai - Villupuram	234 km (145 mi)

State highways

Road stretches with heavy traffic intensity of more than 10,000 PCUs but less than 30,000 PCUs which connects district headquarters, important towns and the National Highways in the State and neighboring States are declared as State Highways. Construction & Maintenance wing of Highways Department looks after Construction, Maintenance of all the State Highways (SH), Major District Roads (MDR), Other District Roads (ODR). Tamilnadu State Highways Network has 7 circles namely Chennai, Coimbatore, Salem, Trichy, Madurai, Tirunelveli, Tamil Nadu.^[9]

List of state highways

Table

SH №	Name of the state highway	District(s) connected	Length (in km)
SH-1
SH-2
SH-3
SH-4	Arcot - Arni - Gingee - Villupuram Road	Vellore, Thiruvannamalai, Villupuram	114.6
SH-5	Arcot - Thiruvettipuram - Vandavasi - Tindivanam Road	Vellore, Thiruvannamalai, Villupuram	94.6
SH-6	Kallakurichi - Tiruvannamalai Road	Villupuram, Tiruvannamalai	63.8
SH-6A	Tiruvannamalai - Harur Road (via Thanipadi)	Dharmapuri,Thiruvannamalai	80.0
SH-7	Villupuram - Mambalapattu - Tirukkovilur Road	Villupuram	35.0
SH-8	Vikkiravandy - Panruti - Neyveli Township - Kumbakonam - Thanjavur Road (converted as NH-45C)	Villupuram, Cuddalore, Perambalur, Thanjavur	159.2
SH-9	Cuddalore - Nellikuppam - Panruti - Thiruvamur - Madapattu - Thirukovilur - Tiruvannamalai - Polur - Vellore - Katpadi - Chittoor Road (Katpadi - Vellore - Thiruvannamalai. This part has been converted as NH 234)	225.0 (T.N. 203, A.P. 22)
SH-10	Cuddalore - Vridhachalam - Salem Road	Cuddalore, Villupuram	93.2
SH-11
SH-12
SH-13
SH-14
SH-15	Ooty - Kothagiri - Mettupalayam - Sathyamangalam - Gobichettipalayam - Erode	Nilgiris, Coimbatore, Erode	161.6
SH-16
SH-17	Malur - Hosur - Adiyamancottah Road	Krishnagiri, Dharmapuri	101.8
SH-18	Salem - Thirupathur - Vaniyambadi Road	Salem, Dharmapuri, Krishnagiri, Vellore	125.0
SH-19	Avinashi - Tirupur - Palladam - Pollachi - Cochin Road	Coimbatore	99.6
SH-20	Thoppur - Mecheri - Mettur Dam - Bhavani (Erode) - Erode Road	Salem, Erode	94.0
SH-21	Pollachi - Dharapuram - Mulanur - Karur Road	Coimbatore, Karur	120.0
SH-22	Grand Anaicut - Cauveripattinam Road	Thanjavur, Nagapattinam	125.0 (SH 100.6, MDR 24.4)
SH-23	Mayiladuthurai - Thiruthuraipoondi Road	Nagapattinam, Thiruvarur	68.2
SH-24	Trichy - Chidambaram Road (converted as NH-227)	Cuddalore, Ariyalur, Tiruchchirappalli	135.4
SH-25	Trichy - Musiri -Namakkal-Thiruchencode Road	Tiruchchirappalli, Namakkal	120.0
SH-26	Trichy - Pudukottai - Aranthangi - Mimisal Road	Tiruchchirappalli, Pudukkottai	119.9
SH-27	Perambalur - Manamadurai Road (converted to NH-226)	Perambalur, Ariyalur, Thanjavur, Pudukkottai, Sivaganga	228.1
SH-28	Thanjavur - Pattukkottai - Aranthangi - Karaikudi - Kallal - Kalayarkoil - Maravamangalam - Elayankudi - Paramakudi - Muthukulathur - Sayalkudi	Thanjavur, Pudukkottai, Sivaganga, Ramanathapuram	248.2
SH-29
SH-30	Musiri - Thuraiyur - Athur Road	Tiruchchirappalli, Salem	61.0
SH-31
SH-32	Madurai - Turicorin Road (upgraded as a part of NH-45B)	Madurai,Virudunagar,Tuticorin	120.0
SH-33	Madurai - Thondi Road	Madurai, Sivaganga, Ramanathapuram	96.0
SH-34	Ramanathapuram - Nainarkoil - Andakudi - Ilaiyangudi - Sivagangai - Melur Road	Madurai, Sivaganga, Ramanathapuram	103.0
SH-35	Dindigul - Natham - Singampunari - Tiruppattur - Karaikudi Road	Dindigul, Madurai, Sivaganga	94.4
SH-36	Dindigul - Vathalagundu - Theni (added to NH-45) - Cumbum - Kumuli Road (added to NH-220)	Dindigul, Theni	73.4
SH-37	Mettur - Palakkanuthu - Oddanchatram - Palani - Dharapuram - Kangeyam - Arachalur - Erode Road	Dindigul, Tirupur, Erode	158.9
SH-38	Aruppukottai - Perunali - Sayalgudi - Kaduguchandai - Maniyur - Valinokkam	Virudunagar, Ramanathapuram	79.3
SH-39	Tirunelveli - Shencottai - Quilon Road	Tirunelveli	73.0
SH-40	Tiruchendur - Palayamkottai - Ambasamudram - Tenkasi - Courtallam - Shencottah Road	Tuticorin, Tirunelveli	130.0
SH-41	Rajapalayam - Sankarankoil - Tirunelveli Road	Virudunagar, Tirunelveli	85.0
SH-42	Srivilliputhur - Sivakasi - Virudhunagar - Aruppukottai - Tiruchuli - Narikudi - Parthibanoor Road	Virudunagar, Ramanathapuram	197.0
SH-43	Tenkasi - Madurai Road (upgraded as a part of NH - 208)	Tirunelveli, Virudunagar, Madurai	137.0
SH-44	Paruvakudi - Kovilpatti - Ettayapuram - Vilathikulam - Vembar Road	Tirunelveli, Tuticorin	95.0
SH-45	Aralvoimozhi - Nedumangadu Road	Kanniyakumari, Tirunelveli	49.0
SH-46	Aralvoimozhi - Nagercoil - Rajakkamangalam - Colachel Road	Kanniyakumari	42.0
SH-47	Parthibanur - Kamuthi - Aruppukottai Road	Ramanathapuram, Virudunagar	41.7
SH-48	Tambaram - Medavakkam - Velachery Road	Chennai,Kancheepuram	15.7
SH-49	Thiruvanmiyur - Mahabalipuram - Markanam - Pondicherry Road	Chennai, Kancheepuram, Villupuram	147.8
SH-50	Thirumazhisai - Sathyavedu Road	Thiruvallur	23.0
SH-51	Korathalaiyar bridge - Puthur Road	Thiruvallur	32.2
SH-52	Kavarapettai - Sathiavedu Road	Thiruvallur	20.1
SH-53
SH-54	Chittoor - Thiruthani Road	Vellore, Thiruvallur	66.0 (T.N.-49 km and A.P.-17 km)
SH-55	Thomas Mount - Poonamallee - Avadi Road	Kancheepuram, Thiruvallur	20.8
SH-56	Thiruvathiyur - Ponneri - Panchetty Road	Thiruvallur	27.8
SH-57	Singaperumalkoil - Sriperumbadur - Thiruvallur - Redhills Road	Kancheepuram, Thiruvallur	77.4
SH-58	Sadras - Chengalpattu - Kancheepuram - Arakonam - Thiruthani Road	Kancheepuram, Vellore, Thiruvallur	107.4
SH-59	Thiruvallam - Katpadi - Vengadagirikottai Road	Vellore	69.0
SH-60	Hogenakkal - Pennagaram - Dharmapuri - Thirupathur Road	Dharmapuri, Krishnagiri, Vellore	96.6
SH-60A	Dharmapuri - Harur Road	Dharmapuri	39.0
SH-61	Walajah - Sholinghur - Arakonam Road	Vellore, Thiruvallur	51.1
SH-62	Trichy - Thuraiyur Road	Tiruchchirappalli	32.1
SH-63	Thanjavur - Mannargudy - Thiruthuraipoondi - Vedaranyam - Kodiakkarai Road	Thanjavur, Thiruvarur	106.8
SH-64	Kumbakonam - Sirkali Road	Nagapattinam, Thanjavur	53.4
SH-65	Thiruvarur - Kodavasal - Kumbakonam Road	Thiruvarur, Thanjavur	37.2
SH-66	Kumbakonam - Mannargudi - Athirampattinam Road	Thanjavur, Thiruvarur	75.2
SH-67	Nagore - Nannilam - Nachiyar koil Road	Nagapattinam, Thiruvarur, Thanjavur	40.0
SH-68	Cuddalore - Palur - Panruti - Arasur - Tirukkovilur - Sankarapuram Road	Cuddalore, Villupuram	104.0
SH-69	Virdhachalam - Ulundurpet - Villupuram Road	Cuddalore, Villupuram	50.4
SH-70	Vridhachallam - Kammapuram - Bhuvanagiri - Parangipettai Road	Cuddalore	50.2
SH-71	Musiri - Kulithalai - Manapparai - Pudukottai - Alangudi - Peravoorani - Sethubavachatram Road	Karur, Tiruchchirappalli, Pudukkottai, Thanjavur	156.4
SH-72	Madurai - Natham Road	Madurai, Dindigul	35.6
SH-73	Thirumangalam - Pallapatti Road	Madurai	37.1
SH-74	Dindigul - Guziliamparai - Karur Road	Dindigul, Karur	80.8
SH-75	Palayamkottai - Kurukkuchalai - Kolathur - Vilathikulam - Nagalapuram - panthalkudi - Aruppukottai Road	Tirunelveli, Tuticorin, Virudunagar	108.0
SH-76	Puliankudi - Sankarankoil - Kalugumalai - Nalatinputhur Road	Tirunelveli, Tuticorin	49.0
SH-77	Kovilpatti - Ottapidaram - Pudukottai - Eral - Mukkani Road	Tuticorin	76.0
SH-78	Pollachi - Valaparai Road	Coimbatore	64.0
SH-79	Athur - Mallikkarai - Rasipuram - Tiruchengode - Erode Road	Salem, Namakkal, Erode	98.9
SH-79A	Sankagiri - Pallipalayam (Erode) Road	Salem, Namakkal, Erode	15.9
SH-80	Avinashi - Annur - Mettupalayam Road	Tirupur, Coimbatore	42.0
SH-81	Gobichettipalayam - Uthukuli - Kangeyam - Dharapuram	Erode, Tirupur	56.8
SH-82	Sathyamangalam - Athani - Aapakoodal - Bhavani Road	Erode	52.8
SH-83	Palani - Dharapuram Road	Dindigul, Tirupur	30.9
SH-83A	Swastik Circle - Surampatti 4 Roads - Junction - Bullfight Circle - Old Railway Station Road	Erode	4.8
SH-84	Erode - Unjalur - Kodumudi - Karur Road	Erode,Karur	60.0
SH-84A	Erode (Solar) - Modakurichi - Sivagiri (Vilakethi) - Muthur - Velakoil - Mulanur Road	Erode,Tirupur	68.0
SH-84B	Sivagiri (Vilakethi) - Anjur - Karvazhii - Chinna Dharapuram - Aravakurichi - Pallapatti - Vedasandur - Dindigul Road	Erode, Karur, Dindigul	84.0
SH-85	Rayakottai (Rayakottah)- Athipalli Road	Krishnagiri, Bangalore(Rural)	35.0
SH-86	Omalur - Sankari - Tiruchengode - Paramathy Road	Salem,Namakkal	81.0
SH-86A	Ariyanoor (Salem) - Mallasamudram - Tiruchengode	Salem, Namakkal	33
SH-87	Udumalpet - Dharapuram Road	Coimbatore, Tirupur	19.4
SH-88	Chittoor - Gudiyatham Road	Vellore	41.0 (T.N.-21 km and A.P.-20 km)
SH-89	Nanguneri - Bharathar Ovari Road	Tirunelveli	35.0
SH-90	Marthandam - Pechiparai Road	Kanniyakumari	20.0
SH-91	Parasery - Monday Market - Pudukkadai Road	Kanniyakumari	25.0
SH-92	Nanguneri - Eruvadi - Valliyoor - Vijayapathi Road	Kanniyakumari	41.0
SH-93	Alwarthirunagari - Nazareth - Sathankulam - Ittamozhi - Valliyoor Road	Tuticorin, Tirunelveli	60.0
SH-94	Tiruchengode - Namakkal Road	Namakkal	30.9
SH-95	Mohanur - Namakkal - Sendamangalam - Rasipuram Road	Namakkal	54.0
SH-96	Erode - Perundurai - Chennimalai - Kangeyam Road	Erode, Tirupur	51.6
SH-97	Udumalpet - Palladam Road	Tirupur, Coimbatore	45.0
SH-98
SH-99	Thirukattupalli - Sengipatti - Pattukkottai Road	Thanjavur, Pudukottai	71.4
SH-100	Palayam - Bodi Road	Theni	31.8
SH-101	Vaigai dam - Varusanadu Road	Theni	35.6
SH-102	Palayam - Surulipatti Road	Theni	20.0
SH-103
SH-104	Chennai - Pulicat Road	Chennai, Thiruvallur	25.5
SH-105	Kanagamma Chathiram - Thakkolam Road	Thiruvallur, Vellore	18.5
SH-106	Thiruthani - Podatturpet - Pallipet Road	Thiruvallur	30.2
SH-107	Minjur - Kattur - Thirupalaivanam Road	Thiruvallur	17.2
SH-108	R.K.Pet - Pallipet Road	Thiruvallur	19.6
SH-109	Pallavaram - Thuraipakkam Road	Kancheepuram	10.6
SH-110	Tambaram - Mudichur - Sriperumbudur Road	Kancheepuram	23.5
SH-111	Madavaram - Redhills Road	Thiruvallur	9.6
SH-112	Thirumangalam - Mugappair Road	Thiruvallur	2.3
SH-113	Kodambakkam - Sriperumbudur Road	Chennai, Thiruvallur	28.8
SH-114	Chennai - Ennore Road	Chennai, Thiruvallur	10.4
SH-115	Cheyyur - Vandawasi - Polur Road	Kancheepuram, Thiruvannamalai	105.0
SH-116	Kanchipuram - Vandavasi Road	Kancheepuram, Thiruvannamalai	39.8
SH-117	Madurantakam - Vennangupet Road	Kancheepuram	37.6
SH-118	Bukkathurai - Uthiramerur Road	Kancheepuram	31.8
SH-119	Km.11/8 of.C.K.A.T to Pudupattinam Road (v) Vitalapuram	Kancheepuram	17.4
SH-120	Walajabad - Sunguvarchathiram - Keelachery Road	Kancheepuram	27.6
SH-121	Vandalur - Mambakkam - Kelambakkam Road	Kancheepuram	18.6
SH-122	Abdullapuram - Asanampattu - Alangayam - Thirupathur Road	Vellore	79.5
SH-123	Kalavai - Valapandal Road	Vellore	21.2
SH-124	Ponnanai - Thiruvalam Road	Vellore	16.4
SH-125	Panamadangi - Poosarivalasai Road	Vellore	19.6
SH-126	Arakkonam - Ocheri Road	Vellore	32.0
SH-127	Pallikoda - Palamaneri Road	Vellore	28.8
SH-128	Sholinghur - Kaveripakkam Road	Vellore	30.0
SH-129	Arcot - Kannamangalam Road	Vellore, Thiruvannamalai	25.4
SH-130	Gudiyatham - Gadambur - Kailasagiri - Vanniyambadi Road	Vellore	41.4
SH-131	Barghur - Thirupathur Road	Krishnagiri, Vellore	24.2
SH-132	Kannamangalam - Arni Road	Thiruvannamalai	17.2
SH-133	Polur - Chengam Road	Thiruvannamalai	47.0
SH-134	Tindivanam - Marakkanam Road	Villupuram	34.0
SH-135	Villupuram - Tiruvannamalai Road	Villupuram, Thiruvannamalai	54.4
SH-136	Mailam - Pondicherry Road	Villupuram	26.6
SH-137	Tirukoilur - Asanur Road	Villupuram	39.3
SH-138	Jail Hills - Vellakarai - Kumalankulam Road	Cuddalore	18.9
SH-139	Ariyalur - Muttuvancheri - Govindaputhur Road	Perambalur	35.2
SH-140	Km. 6/8 of Vridhachalam - Tholudur Road to Madhanathur Road (via) Jayakondam	Cuddalore, Perambalur	48.6
SH-141	Vridhachalam - Tholudur Road	Cuddalore	44.4
SH-142	Thuraiyur - Perambalur Road	Tiruchchirappalli, Perambalur	39.4
SH-143	Mathur - Thittakudi Road	Perambalur, Cuddalore	26.0
SH-144	Kodukkur - Kaduvetti Road	Perambalur	30.2
SH-145	Aranthangi - Kattumavadi Road	Pudukkottai	25.8
SH-146	Mannargudi - Pattukkottai - Sethubhavachatram Road	Tiruvarur, Thanjavur	51.2
SH-147	Kumbakonam - Karaikal Road	Thanjavur, Nagapattinam, Thiruvarur	42.2
SH-148	Nagore - Vettar Road	Nagapattinam	23.0
SH-149	Sembanarkoil - Nalladai Road	Nagapattinam	11.9
SH-150	Vaitheeswarankoil - Lower Anaicut Road	Nagapattinam, Thanjavur	32.3
SH-151	Kilvelur - Katchanam Road	Nagapattinam, Thiruvarur	20.4
SH-152	Vadamadurai - Oddanchatram	Dindugal	42.8
SH-153	Palani - Dharapuram Road (via) Alangiyam	Dindugal, Tirupur	32.1
SH-154	Vathalagundu - Peraiyur - T.Kallupatti Road	Dindugal, Madurai	58.2
SH-155	Ammaiyanaickanur - Vathalagundu Road	Theni,Dindugal	18.0
SH- 156	Kodai Ghat Road	Dindugal	52.4
SH-157	Perambalur - Athur Road	Perambalur, Salem	26.2
SH-158	Salem Thermal Power Plant Road (via) Thangamapuripattinam	Salem	5.4
SH-159	Pallapatti - Suramangalam Road	Salem	2.0
SH-160	Ayothiyapattinam - Belur - Kilakkadu Road	Salem, Villupuram	54.6
SH-161	Namakkal - Kanannur Road	Namakkal, Tiruchchirappalli	45.4
SH-162	North Coimbatore Junction - Ramanathapuram Road - Chettipalayam Road (via) Lakshmi Mills Junction.	Coimbatore	18.9
SH-163	Palladam - Cochin Frontier Road	Coimbatore	54.4
SH-164	Coimbatore(Gandhipark) - Aanaikatti Road	Coimbatore	29.0
SH-165	Kamanaikenpalayam - Somanur - Karumathampatti - Annur	Coimbatore rural	38.4
SH-166	Palladam - Avinashi Road	Coimbatore	22.8
SH-167	North Coimbatore Junction - Maruthamalai Road	Coimbatore	11.2
SH-168	Karamadai - Kariyampalayam Road	Coimbatore	15.2
SH-169	Tirupur - Somanur Road	Coimbatore	19.0
SH-170	Nellipalayam - Sirumugai Road	Coimbatore	17.8
SH-171	Kovilvalli - Karappalayam Road	Coimbatore	17.4
SH-172	Tirupur - Padiyur(Kangeyam) Road	Tirupur	15.2
SH-173	Erode - Kokarayanpet - Solasiramani - Paramathi - Velur Road	Namakkal	50.6
SH-174	Dharapuram - Tirupur Road	Tirupur	44.8
SH-175	Bhavani - Anthiyur - Bargur - Kollegal Road	Erode	69.2
SH-176	Thoothukudi - Tiruchendur - Kanyakumari Road	Thoothukudi, Kanyakumari	119.2
SH-177	Cheranmahadevi - Panagudi Road	Tirunelveli	43.4
SH-178	Ambasamudram - Papanasam - Upper Dam Road	Tirunelveli	23.0
SH-179	Kanyakumari - Pazhaya - Uchakadai Road	Kanyakumari	71.5
SH-180	Colachel - Thiruvattar Road	Kanyakumari	23.9
SH-181	Marthandam - Panachamoodu Road	Kanyakumari	14.1
SH-182	Watrap - Maharajapuram - Alagapuri - Virudhunagar Road	Virudhunagar	37.4
SH-183	Sivakasi - Alangulam Road	Virudhunagar	15.0
SH-184	Virudhunagar - Krishnapuram Road	Virudhunagar	23.2
SH-185	Viswanatham - Venkatachalapuram Road	Virudhunagar	16.1
SH-186	Rajapalayam - Vembakottai Road	Virudhunagar	29.6
SH-187	Sattur - Sivakasi - Kalukumalai Road	Virudhunagar	38.4
SH-188	Salem - Yercaud Road	Salem	30.0
SH-189	Kangeyam - Muthur - Kodumudi Road	Tiruppur, Erode	39.0
SH-190	Karumandampalayam (Erode) - Vellotamparappu - Thamaraipalayam - Othakadai - Thennilai Road	Erode, Karur	43.4
SH ?	Nagapattinam - Coimbatore - Gudalur - Mysore Road (converted as NH-67)	Nagapattinam, Thiruvarur, Thanjavur, Tiruchchirappalli, Karur, Erode, Coimbatore, Nilgiris	501.9
SH ?	Calicut - Vythiri - Gudalur Road	Nilgiris	134.4 (TN: 38, KL: 96.4)
SH ?	Gudalur - Sulthan Bathery Road	Nilgiris	27.4
SH ?	Chennai GNT Road	Chennai, Thiruvallur	46.6
SH ?	Chennai GST Road (converted as NH-45)	Chennai, Kancheepuram, Villupuram, Cuddalore, Perambalur, Thiruchchirappalli, Dindigul	421.4
SH ?	Chennai - Tiruttani - Renigunta Road (upgraded as a part of NH-205 [Chennai-Ananthapur National Highway])	Chennai,Thiruvallur	85.2
SH ?	Krishnagiri - Ranipet Road (converted as NH-46)	Krishnagiri, Vellore	144.4
SH ?	Salem - Coimbatore - Cochin road (upgraded as a part of NH-47 [Salem - Coimbatore- Cochin - Kanyakumari National Highway])	Salem, Erode, Coimbatore	171.2
SH ?	Dindigul - Coimbatore - Bangalore Road (converted as NH-209)	Dindigul, Coimbatore, Erode	262.4
SH ?	Madurai - Dhanushkodi Road (converted as NH-49)	Madurai, Sivagangai, Ramanathapuram	177.0
SH ?	Madurai - Cochin Road (added to NH-49)	Madurai, Theni	94.0

See also

• Road Network in Tamil Nadu
• National Highways
• List of National Highways in India
• List of National Highways in India (by Highway Number)
• National Highways Authority of India

References

1. ^ Government of Tamil Nadu. "Highways Department renamed as Highways and Minor Ports Department". http://www.tn.gov.in/gorders/par/par_e_202_2008.pdf. Retrieved 15 July 2010. 
2. ^ Highways Department, Government of Tamilnadu. "Wings of Highways Department". http://www.tnhighways.org/org.htm. Retrieved 15 July 2010. 
3. ^ Investingintamilnadu, Tamil Nadu Industrial Guidance & Export Promotion Bureau, Industries Department (Government of Tamilnadu). "Details of Government Roads in Tamil Nadu". http://www.investingintamilnadu.com/tamilnadu/doc/policy/Highways_and_Minor_Ports.pdf. Retrieved 15 July 2010. 
4. ^ Performance Budget (2009-10), Highways and Minor Ports Department (Government of Tamilnadu. "Lanewise Details of Government Roads in Tamilnadu". http://www.tn.gov.in/policynotes/performance_budget/PB_highways.pdf. Retrieved 15 July 2010. 
5. ^ The World Bank (17 June 2003). "World Bank Supports Tamil Nadu's Efforts to Improve Road Network Quality". http://web.worldbank.org/external/default/main?pagePK=34370&piPK=34424&theSitePK=4607&menuPK=34463&contentMDK=20116059. Retrieved 15 July 2010. 
6. ^ Government of Tamil Nadu webportal. "Norms for Classification of Government Roads, Policy Note on Roads, Bridges and Shipping - 2003-2004". http://www.tn.gov.in/policynotes/archives/policy2003-04/highways2003-04-1.htm. Retrieved 15 July 2010. 
7. ^ Tamil Nadu Highways Department. "National Highways wing". http://www.tnhighways.org/nh.htm. Retrieved 15 July 2010. 
8. ^ Ministry of Road Transport and Highways, Government of India. "National Highways in Tamilnadu". http://morth.nic.in/index3.asp?langid=2&sublink2id=359. Retrieved 15 July 2010. 
9. ^ Highways Department, Government of Tamilnadu. "Highways Circle of Highways Department, Tamilnadu". http://www.tnhighways.org/cir.htm. Retrieved 15 July 2010. 

External links

• Government of Tamil Nadu - Highways Department
• Tamil Nadu Highways - Right to information (Chapter-02)
• Maps of TN state highways
• Government of Tamil Nadu - Annual Road Plan 2008-09