The objectives of the Highways Department are to maintain and improve the existing roads, such as State Highways, Major District Roads and Other District Roads in the District under the control of the State Government, and to provide better road connectivity with other places / districts.
Highways Department (Construction & Maintenance) Tiruvallur division aims to develop and maintain the Highway network in the district and also ensures road safety and to cope with the future economic development of the state.
In Tiruvallur Highways (C & M) Division, the total length of 1733 Kilometre of Government roads are maintained.
Tiruvallur Highways Division has 6 Sub–Division.
The Classification of road are as follows
State Highways (SH) the total length of Kilometre is 548.0
Major District Roads (MDR) the total length of Kilometre is 316.6
Other District Roads (ODR) the total length of Kilometre is 868.3
| S. No | Name of the Road | Start (in km) | End (in km) | Length (in km) | |
|---|---|---|---|---|---|
| 1 | Thirumazhisai-Uthukottai road (SH 50) | 0.000 | 46.000 | 46.000 | |
| 2 | Chittoor- Tiruttani Road (SH 54) | 5.800 | 48.935 | 43.135 | |
| 3 | Singaperumalkoil-Sriperumbudur-Thiruvallur-Red Hills road (SH 57) | 40.400 | 77.400 | 37.000 | |
| 4 | Korthaliyar Bridge Puthur Road (SH 51) | 0.000 | 32.290 | 32.290 | |
| 5 | Korattur – Thinnanur – Periyapalayam Road (SH 50A) | 0.000 | 28.730 | 28.730 | |
| 6 | Thiruvottriyur – Ponneri – Panchetty Road (SH 56) | 0.000 | 27.800 | 27.800 | |
| 7 | Thiruttani – Podaturpet – Pallipet Road(SH 106) | 0.000 | 27.082 | 27.082 | |
| 8 | Chennai – Pulicut Road (SH 104) | 0.000 | 26.200 | 26.200 | |
| 9 | Chennai - Tiruthani - Renigunta Road (SH U 148) | 59.600 | 81.600 | 22.000 | |
| 10 | Mount- Poonamallee- Avadi Road (SH 55) | 0.000 | 10.800 | 20.200 | |
| 11.400 | 20.800 | ||||
| 11 | Kavarapettai – Sathiyavedu Road (SH 52) | 0.000 | 20.082 | 20.082 | |
| 12 | R.K.Pettai – Pallipet Road (SH 108) | 0.000 | 19.600 | 19.600 | |
| 13 | Chennai - Tiruthani - Renigunta Road (Abandoned NH-205) | 17.894 | 18.869 | 18.786 | |
| 19.578 | 21.193 | ||||
| 24.090 | 25.510 | ||||
| 29.500 | 29.930 | ||||
| 37.392 | 38.235 | ||||
| 43.577 | 43.850 | ||||
| 44.300 | 50.490 | ||||
| 50.940 | 51.910 | ||||
| 52.350 | 55.210 | ||||
| 56.025 | 59.235 | ||||
| 14 | Thandalam-Perambakkam-Thakkolam-Arugilpadi road (S.H.50B) | 12.000 | 30.400 | 18.400 | |
| 15 | Vanagaram- Ambathur - Puzhal Road (SH 205) | 0.000 | 14.600 | 14.600 | |
| 16 | Nagari – Pallipet Road (SH 53) | 0.000 | 12.400 | 12.400 | |
| 17 | Poonamallee- Pattabiram Road (SH 206) | 0.000 | 11.600 | 11.600 | |
| 18 | Chennai-Ennore –Expressway Road (SH 1) | 8.000 | 18.400 | 10.400 | |
| 19 | Chennai- Ennore Road (SH 114) | 8.000 | 18.400 | 10.400 | |
| 20 | Madhavaram- Red Hills Road (SH 111) | 0.000 | 9.600 | 9.600 | |
| 21 | Walajabad-Sunguvarchathiram-Keelacheri road(SH 120) | 21.700 | 30.900 | 9.200 | |
| 22 | Manali Oil Refinary Road (SH 1A) | 0.000 | 5.700 | 5.700 | |
| 23 | Chennai - Tiruthani - Renigunta Road & Chennai-Thiruthani-Renigunta road Missing link (SH U 91) | 43.800 | 47.200 | 5.550 | |
| 83.400 | 85.200 | ||||
| 0.000 | 0.350 | ||||
| 24 | Sadras - Chengalpattu - Kanchipurm - Arakkonam - Tiruthani Road(SH 58) | 102.250 | 107.450 | 5.200 | |
| 25 | G.N.T.Road (Redhills junction) G.N.T.Road (Karanodai) (SH U 15) | 16.800 | 18.800 | 5.100 | |
| 22.600 | 25.700 | ||||
| 26 | Kodambakkam – Sriperumbudur Road (SH 113) | 0.000 | 5.000 | 5.000 | |
| 27 | Chennai – Chithoor Bangalore Road (SH U 3) | 17.900 | 22.600 | 4.700 | |
| 28 | Gummidipoondi Byepass road (old Great – Northern Trunk Road) (SH U 17) | 42.000 | 46.600 | 4.600 | |
| 29 | Thirumangalam – Mogappair Road (SH 112) | 0.000 | 2.325 | 2.325 | |
| 30 | Poonamallee-Kundrathur- Pallavaram Road (SH-113A) | 0.000 | 2.200 | 2.200 | |
| 31 | Chennai Outer Ring Road (SH 234) | 18.000 | 60.150 | 42.150 | |
| Total | 548.030 |
| S. No | Name of the Road | Start (in km) | End (in km) | Length (in km) | |
|---|---|---|---|---|---|
| 1 | Vengal-Seethancheri-Kannigaiper road (MD-740) | 0.000 | 26.800 | 26.800 | |
| 2 | Medur - Gummidipoondi Road (MD-634) | 0.000 | 23.200 | 23.200 | |
| 3 | Kanakammachattiram - Thakkolam road(MD-1049) | 0.000 | 18.550 | 18.550 | |
| 4 | Minjur – Kattur – Thirupalaivanam Road (MD-1041) | 0.000 | 17.200 | 17.200 | |
| 5 | Gummidipoondi – Madarpakkam Road (MD-599) | 0.000 | 16.850 | 16.850 | |
| 6 | Tiruvallur - Arakkonam Road (MD-32) | 0.000 | 16.200 | 16.200 | |
| 7 | Tiruttani - Nagalapuram road (MD-719) | 0.000 | 14.565 | 14.565 | |
| 8 | Atthimaanjeri – Podaturpet – Nagari R.S. Road (MD-788) | 0.000 | 14.200 | 14.200 | |
| 9 | Goonipalayam-Placepalayam road (MD-787) | 0.000 | 12.800 | 12.800 | |
| 10 | Nochilli Road (MD-645) | 0.000 | 12.800 | 12.800 | |
| 11 | Thirupachur-Kadambathur-Kondancheri road (MD-468) | 0.000 | 12.500 | 12.500 | |
| 12 | Puduvoyal - Periyapalayam Road (MD-378) | 0.000 | 12.000 | 12.000 | |
| 13 | C.T Road to Magankaligapuram Road (via) Veeramangalam Road (M.D.R-580) | 0.000 | 11.600 | 11.600 | |
| 14 | Avadi – Vaniyanchathiram Road (M.D.R-575) | 1.600 | 12.000 | 10.400 | |
| 15 | Thiruverkadu - Ambathur road (MD-1166) | 0.000 | 9.200 | 9.200 | |
| 16 | Vellanur Red Hills Road (MD-575A) | 0.000 | 9.000 | 9.000 | |
| 17 | Kodungaiyur – Vazhudhigaimedu Road (MD-610) | 0.000 | 8.800 | 8.800 | |
| 18 | Pennalurpet road (M.D-786) | 0.000 | 8.000 | 8.000 | |
| 19 | Nagarajakandigai - Sirupuzhalpettai Road (MD-599A) | 0.000 | 8.000 | 8.000 | |
| 20 | K.B.P Road – Thirunilai (Via) Akkarapakkm Road (MD-601) | 0.000 | 7.700 | 7.700 | |
| 21 | Chettipadu – Nemam road (MD-1165) | 0.000 | 7.600 | 7.600 | |
| 22 | Melpakkam –Kannampalayam road (MD-1167) | 0.000 | 7.200 | 7.200 | |
| 23 | Puduvoyal – Pulicut Road (MD-379) | 0.000 | 6.200 | 6.200 | |
| 24 | Manali-Mathur Road (MD-1018) | 0.000 | 5.700 | 5.700 | |
| 25 | Soolaimeni to Thervoy Kandigai road | 0.000 | 4.800 | 4.800 | |
| 26 | Valasaravakkam - Ramapuram (via) Valluvar nagar (MD-1020) | 0.000 | 3.000 | 3.000 | |
| 27 | Lakshmipuram - Puzhal Road (MD-1019) | 0.000 | 3.000 | 3.000 | |
| 28 | Maduravoyal- Valasaravakkam road (MD-1021) | 0.000 | 2.900 | 2.900 | |
| 29 | Basin Road (MD-1022) | 0.000 | 1.800 | 1.800 | |
| 30 | Nazarathpet Road (MD-168) | 0.000 | 1.400 | 1.400 | |
| 31 | Thirumazhisai-Sathyavedu road (MD-490) | 44.000 | 45.200 | 1.200 | |
| 32 | MA.PO.C. Road (MD-224) | 0.000 | 0.800 | 0.800 | |
| 33 | Poonamallee- Avadi Road (MD-368) | 8.000 | 8.600 | 0.600 | |
| Total | 316.565 |
| S. No | Name of the Road | Start (in km) | End (in km) | Length (in km) | |
|---|---|---|---|---|---|
| 1 | Karanodai - Minjur Road | 0.000 | 16.400 | 15.600 | |
| 2 | Aaladu-Manopuram-Somancherry-Thathamanji Road | 0.000 | 13.400 | 13.400 | |
| 3 | Vadaperumbakkam –Chettimedu nair Road | 6.200 | 19.070 | 12.870 | |
| 4 | Thalavedu - Poonimangadu Road | 0.000 | 11.200 | 11.200 | |
| 5 | Pondavakkam-Mambakkam road (via) Velagapuram road | 0.000 | 10.500 | 10.500 | |
| 6 | Palavakkam – K.S. Road (via) Kannan Kottai Karadiputhur road | 3.400 | 13.600 | 10.200 | |
| 7 | Melanur-Meyyur road | 0.000 | 10.000 | 10.000 | |
| 8 | Vellathukottai-Goonipalayam road | 0.000 | 10.000 | 10.000 | |
| 9 | Solavaram - Orakkadu - Arumandai - Perumullaivoyal road | 0.000 | 10.000 | 10.000 | |
| 10 | Elavampedu- Thiruvellavoyal Road | 0.000 | 9.850 | 9.850 | |
| 11 | Ramapuram-Pakkam road | 0.000 | 9.200 | 9.200 | |
| 12 | G.N.T. Road – Kannambakkam (via) Edur | 0.000 | 9.200 | 9.200 | |
| 13 | Manavoor(RS) Perampakkam Road | 2.500 | 11.030 | 8.530 | |
| 14 | Poondi Regulator-Ramancheri road | 2.700 | 11.200 | 8.500 | |
| 15 | Poondi-Ramarajakandigai road | 0.000 | 8.400 | 8.400 | |
| 16 | Chinnakavanam – Arasur – Ayyanallur Road | 0.000 | 8.265 | 8.265 | |
| 17 | Pondeswaram –Kilkondaiyur Road | 0.000 | 8.000 | 8.000 | |
| 18 | Chinnakavanam – Perumbedu Road | 0.000 | 7.400 | 7.400 | |
| 19 | G.N.T. Road – New Erumaivettipalayam Road | 0.000 | 7.300 | 7.300 | |
| 20 | Aranvoyalkuppam-Koppur-Mannur road | 2.000 | 9.200 | 7.200 | |
| 21 | Arambakkam – Madarpakkam Road | 1.000 | 8.000 | 7.000 | |
| 22 | Thirur-Sevvapet-Keelanur road | 0.000 | 7.000 | 7.000 | |
| 23 | Thandalam-Perambakkam-Thakkolam-Arigalapadi road to Pannur-Vayalur road | 0.000 | 6.800 | 6.800 | |
| 24 | K.S road to Thervoy road | 0.000 | 6.400 | 6.400 | |
| 25 | Manavoor RS- Thiruvalangadu Road | 0.000 | 6.400 | 6.400 | |
| 26 | Ariyalur-Vilangadupakkam Road | 0.000 | 6.400 | 6.400 | |
| 27 | Sunnambukulam- Annamalaichery road | 3.000 | 9.000 | 6.000 | |
| 28 | G.N.T. Road – Mangavaram Road | 0.000 | 6.000 | 6.000 | |
| 29 | G.N.T. Road – Arur Egumadurai Road | 0.000 | 6.000 | 6.000 | |
| 30 | G.N.T. Road to Ayyanallur road | 0.000 | 5.800 | 5.800 | |
| 31 | Elavur – Sunnambukulam Road | 0.000 | 5.700 | 5.700 | |
| 32 | Ramathandalam road | 0.000 | 5.600 | 5.600 | |
| 33 | Thirupachur-kadambathur-Kondancheri road to Vidayyur road | 0.000 | 5.500 | 5.500 | |
| 34 | K.S Road – N.M. Kandigai Road | 0.000 | 5.500 | 5.500 | |
| 35 | Thalayaripalayam – Medipalayam Road | 0.000 | 5.400 | 5.400 | |
| 36 | Kavarapet – Sathyavedu Road to Billa Kuppam (via) G.R. Kandigai Road | 0.000 | 5.325 | 5.325 | |
| 37 | Elambakkam-Koovum road | 4.400 | 9.700 | 5.300 | |
| 38 | Arakkonam – Renigunta Road- Poonimangadu Road | 0.000 | 5.200 | 5.200 | |
| 39 | Arakkonam Tiruvallur Road to Valarpuram Road | 7.000 | 12.000 | 5.000 | |
| 40 | Pothur Road | 0.000 | 5.000 | 5.000 | |
| 41 | K.B.P. Road – Pudupalayam Road | 0.000 | 4.800 | 4.800 | |
| 42 | S.S.T.R. road to Valasaivettikadu road | 0.000 | 4.800 | 4.800 | |
| 43 | Ekkadu-Ramathandalam road | 0.000 | 4.800 | 4.800 | |
| 44 | Ammaiyarkuppam-Avalakunda road | 2.400 | 7.000 | 4.600 | |
| 45 | Nagari - Pallipet road to Kesavarajkuppam road | 0.000 | 4.600 | 4.600 | |
| 46 | MKT Road - Cheppakkam (via) Mouthambedu road | 0.000 | 4.600 | 4.600 | |
| 47 | Tiruttani - Podaturpet Road - Sirugumi Road | 0.000 | 4.500 | 4.500 | |
| 48 | T.P to Erayamangalam road | 0.000 | 4.500 | 4.500 | |
| 49 | Thirupanthiyur road to Pannur-Vayalur road | 0.000 | 4.500 | 4.500 | |
| 50 | Km.12/2 G.M. Road – Sanaputhur Road | 0.000 | 4.500 | 4.500 | |
| 51 | Elambakkam road | 0.000 | 4.400 | 4.400 | |
| 52 | C.T.R. to Mettupalayam (via) Thomur-Ramancheri road | 0.000 | 4.400 | 4.400 | |
| 53 | K.B.P Road – Tholavedu (via) Kakavakkam Road | 0.000 | 4.400 | 4.400 | |
| 54 | Velyiyagaram sanokuppam road to I.V. Pattadai road | 0.000 3.000 | 0.600 6.800 | 4.400 | |
| 55 | Bugga - Illathur Road | 0.000 2.800 7.600 | 0.800 4.600 9.200 | 4.200 | |
| 56 | Thirumazhisai- Uthukottai road to Meyyur road | 1.400 | 5.600 | 4.200 | |
| 57 | 22/4 of Thirumazhisai-Uthukottai road to Egattur (via) Selai road | 1.000 | 5.200 | 4.200 | |
| 58 | Mambakkamchattiram - Kannigapuram Road | 0.000 | 4.200 | 4.200 | |
| 59 | Killikodi Road – Arasur Road(Via) Sompattu road | 0.000 | 4.200 | 4.200 | |
| 60 | Padur road | 0.000 | 4.200 | 4.200 | |
| 61 | Vellavedu –Chithukadu road | 0.000 | 4.200 | 4.200 | |
| 62 | Kolladam – Madarpakkam Road | 3.200 | 7.200 | 4.000 | |
| 63 | Mittanamallee-Palavedu Alathur Road | 0.000 | 4.000 | 4.000 | |
| 64 | Ayyaneri Ramnagar road | 0.000 | 4.000 | 4.000 | |
| 65 | Thirur-Sevvapet-Keelanur road to Boojankandigai road | 0.000 | 4.000 | 4.000 | |
| 66 | Guruvoyal road | 0.000 | 4.000 | 4.000 | |
| 67 | GNT Road - Agaram Colony Road | 0.000 | 4.000 | 4.000 | |
| 68 | Chinnammapettai - Bagasalai | 0.000 | 3.820 | 3.820 | |
| 69 | Pinjivakkam Harijan Colony road | 0.000 | 3.800 | 3.800 | |
| 70 | Satharai-Perambakkam road | 0.000 | 3.800 | 3.800 | |
| 71 | Tirupathi-Renigunta-Tiruttani-Chennai (NH 205) to Putlur road | 0.000 | 3.800 | 3.800 | |
| 72 | 42/0 of Tirupathi-Renigunta-Tiruttani-Chennai (NH 205) to Thirupachur-Attupakkam (via) and Kaivandur harijan colony road | 0.000 | 3.800 | 3.800 | |
| 73 | Km1/7 M.K.T. Road – Devathanam (Via) Kalpakkam Road | 0.000 | 3.800 | 3.800 | |
| 74 | Kolur - Periyakarumbur road | 0.000 | 3.800 | 3.800 | |
| 75 | Sunnambukulam to Obasamuthiruam road (Via) Kuzhinal Colony road. | 0.000 | 3.800 | 3.800 | |
| 76 | E.S. Road – Melakazhani Road | 0.000 | 3.715 | 3.715 | |
| 77 | Km 15/6 Kavarapettai – Sathiyavedu Road Panjalai km 0/0-3/2 link Road to Amarambedu | 0.000 | 3.700 | 3.700 | |
| 78 | Azinjivakkam Road | 0.000 | 3.600 | 3.600 | |
| 79 | Sembedu road | 0.000 | 3.600 | 3.600 | |
| 80 | Komakkambedu road | 0.000 | 3.600 | 3.600 | |
| 81 | Noombal road | 0.000 | 3.600 | 3.600 | |
| 82 | Km.38/0 G.N.T. Road – Killikodi Road | 0.000 | 3.600 | 3.600 | |
| 83 | Arambakkam – Rallakuppam Road | 0.000 | 3.600 | 3.600 | |
| 84 | Morai Road | 0.000 | 3.600 | 3.600 | |
| 85 | CTR Road to Arumbakkam Road | 0.000 | 3.500 | 3.500 | |
| 86 | Arunkulam Road | 0.000 | 3.400 | 3.400 | |
| 87 | Adhigathur road | 0.000 | 3.400 | 3.400 | |
| 88 | Perathur-Nathakoil Thibbai road | 0.000 | 3.400 | 3.400 | |
| 89 | AVP Road to Manali-Mathur Road (via) Kosapur | 0.000 | 3.400 | 3.400 | |
| 90 | Orakkadu – Arumanthai Road to Budur redhills road (via) Kummanur | 0.000 | 3.400 | 3.400 | |
| 91 | Palavakkam – Madanancheri road | 0.000 | 3.400 | 3.400 | |
| 92 | Thirunilai – Akkarapakkam Road (via) Amithanallur Road | 0.000 | 3.400 | 3.400 | |
| 93 | Chittur – Thiruttani road to Paivalasa road | 0.000 | 3.400 | 3.400 | |
| 94 | G.N.T. Road – Pudur Redhills Road (Via)Siruniyam Aangadu Road | 0.000 | 3.400 | 3.400 | |
| 95 | K.B.P Road – Thandalam Sathiyavedu Road | 0.000 | 3.350 | 3.350 | |
| 96 | Madarpakkam – Sathiyavedu Road (via) Rosa Nagaram | 0.000 | 3.350 | 3.350 | |
| 97 | R.K. Pet Pallipet road Nagari Pallipet road (via) Echambadi | 0.000 | 3.300 | 3.300 | |
| 98 | Tiruvalangadu - Vedaiyur road | 4.750 | 8.000 | 3.250 | |
| 99 | V.K. Road to Pagalmedu road | 0.000 | 3.230 | 3.230 | |
| 100 | Vishnuvakkam- Veeraraghavapuram road | 0.000 | 3.200 | 3.200 | |
| 101 | Agaram Colony - Gangaiyadikuppam Road | 0.000 | 3.200 | 3.200 | |
| 102 | Guruvoyal -Arugambedu to Sothupakkam road | 0.000 | 3.200 | 3.200 | |
| 103 | Km.30/8 of Chittoor-Thiruttani road Devalambaburam road | 0.000 | 3.200 | 3.200 | |
| 104 | Kalpattu road | 0.000 | 3.200 | 3.200 | |
| 105 | New Gummidipoondi – Sirupuzhal pettai Road | 0.000 | 3.200 | 3.200 | |
| 106 | Arakkonam - Tiruthani Road to Kannigapuram Road | 0.000 | 3.130 | 3.130 | |
| 107 | Aranvoyalkuppam-Koppur-Mannur road to Vellerithangal road | 0.000 | 3.100 | 3.100 | |
| 108 | Vengal-Kannigaiper road to Kilambakkam road | 0.000 | 3.000 | 3.000 | |
| 109 | G.N.T. Road – Chinnambedu Road (Via)Chinnambedu Colony Road | 0.000 | 3.000 | 3.000 | |
| 110 | Km.25/6 T.P.P. Road – Vellakulam | 0.000 | 3.000 | 3.000 | |
| 111 | Vichoor - Echanguli Road | 0.000 | 3.000 | 3.000 | |
| 112 | M.K.T. Road – Kattur Harijan Colony (Via) Abiramapuram | 0.000 | 3.000 | 3.000 | |
| 113 | R.K. Pet – Pallipet road to Veliyagaram road | 0.000 | 3.000 | 3.000 | |
| 114 | Sri Kaligapuram road | 0.000 | 3.000 | 3.000 | |
| 115 | Chittoor Thiruttani road Chettivaripalli road | 0.000 | 3.000 | 3.000 | |
| 116 | Chittoor Thiruttani Road - S.Agraharam road | 0.000 | 3.000 | 3.000 | |
| 117 | Singaperumalkoil-Sriperumbudur-Thiruvallur-Red Hills road to Nungambakkam road | 0.000 | 3.000 | 3.000 | |
| 118 | Km 9/2 G.M. Road – Sanaputhur Road | 0.000 | 3.000 | 3.000 | |
| 119 | G.N.T. Road – Periya Obulapuram Road | 0.000 | 3.000 | 3.000 | |
| 120 | M. G. Road – Thervazhi Road | 0.000 | 3.000 | 3.000 | |
| 121 | K.B.P. Road – Natham (Via) Bandikavanur Road | 0.000 | 3.000 | 3.000 | |
| 122 | Naidukuppam – Egumadurai Road | 0.000 | 3.000 | 3.000 | |
| 123 | G.N.T. Road – Amirthanallur Road | 0.000 | 3.000 | 3.000 | |
| 124 | Nelvoy-Kunjalam road | 0.000 | 3.000 | 3.000 | |
| 125 | Thirumazhisai –Sathyavedu road to Poonamallee –Pattabiram (via) Kavalcheri road | 0.000 | 3.000 | 3.000 | |
| 126 | T.P.P Road to Sadayankuppam Road | 0.000 | 2.910 | 2.910 | |
| 127 | Neythavoyal – Devathanam Road (Via) Merattur | 0.000 | 2.900 | 2.900 | |
| 128 | Chokkanallur –Thirumanam road | 0.000 | 2.800 | 2.800 | |
| 129 | Erayamangalam-Nungambakkam road | 0.000 | 2.800 | 2.800 | |
| 130 | Ilupur-Papparambakkam road | 0.000 | 2.800 | 2.800 | |
| 131 | Ayyaneri Road | 0.000 | 2.800 | 2.800 | |
| 132 | Pallikuppam Union road | 0.000 | 2.640 | 2.640 | |
| 133 | Somasundaram Thamaneri road | 3.000 | 5.600 | 2.600 | |
| 134 | Paivalasa Katterikuppam road | 0.000 | 2.600 | 2.600 | |
| 135 | Km.2/2 Karanodai Orakkadu Road – Orakkadu Village Road | 0.000 | 2.600 | 2.600 | |
| 136 | Korattur-Thinnanur-Periyapalayam road to Nathamedu road | 0.000 | 2.600 | 2.600 | |
| 137 | Korattur-Thinnanur-Periyapalayam road to Agaram road | 0.000 | 2.600 | 2.600 | |
| 138 | Korattur-Thinnanur-Periyapalayam road to Pandikavanur road | 0.000 | 2.600 | 2.600 | |
| 139 | R.K.Pet Pallipet road Venkatraja kuppam road | 0.000 | 2.600 | 2.600 | |
| 140 | 58/6 of Chennai-Tiruttani-Renigunta road to Ramapuram-Pakkam road (via) Ayathur | 0.000 | 2.600 | 2.600 | |
| 141 | Thandalam – Mukkarambakkam Road | 2.500 | 5.000 | 2.500 | |
| 142 | Pudhupalayam to Mangalam road | 0.000 | 2.500 | 2.500 | |
| 143 | Rettambedu – Ayyanallur Road | 0.000 | 2.460 | 2.460 | |
| 144 | AT Road to Minnal Road | 0.000 | 2.450 | 2.450 | |
| 145 | Ammayarkuppam road | 0.000 | 2.400 | 2.400 | |
| 146 | Kaverirajapuram road | 0.000 | 2.400 | 2.400 | |
| 147 | Maddur road | 0.000 | 2.400 | 2.400 | |
| 148 | R.K.Pet Pallipet road to Kodivalasa | 0.000 | 2.400 | 2.400 | |
| 149 | Kattur Magan Kaligapuram road | 0.000 | 2.400 | 2.400 | |
| 150 | CTR road - Konalam road | 6.000 | 8.400 | 2.400 | |
| 151 | M.K.T. Road – Kattur Harijan Colony road | 0.000 | 2.400 | 2.400 | |
| 152 | Singaperumalkoil-Sriperumbudur-Thiruvallur-Red Hills road to Vishnuvakkam-Perathur road | 0.000 | 2.400 | 2.400 | |
| 153 | Thirupanthiyur road | 0.000 | 2.400 | 2.400 | |
| 154 | Walajabad-Sunguvarchathiram-Keelacheri road to Kottaiyur road | 0.000 | 2.400 | 2.400 | |
| 155 | Arakkambakkam Road | 0.000 | 2.400 | 2.400 | |
| 156 | Sothupakkam Road | 0.000 | 2.400 | 2.400 | |
| 157 | N.N.Kandigai - Nallattur road | 0.000 | 2.400 | 2.400 | |
| 158 | Km.48/0 of G.N.T. Road – Siddaraja kandigai Road | 0.000 | 2.400 | 2.400 | |
| 159 | Km.25/6 – T.P.P. Road – Km.4/7 of Chennai – Pulicat Road (Via) Thadaperumbakkam | 0.000 | 2.210 | 2.210 | |
| 160 | CT road - Veeraganallur road | 0.000 | 2.200 | 2.200 | |
| 161 | Km. 56/10 of CT road - Cherrukkanur road | 0.000 | 2.200 | 2.200 | |
| 162 | Othikkadu road | 0.000 | 2.200 | 2.200 | |
| 163 | Medur – Gummidipoondi Road Athupakkam | 0.000 | 2.200 | 2.200 | |
| 164 | Aroor to Egumadurai road | 0.000 | 2.200 | 2.200 | |
| 165 | Thirukkandalam road | 0.000 | 2.160 | 2.160 | |
| 166 | AMM Road to Puthagaram Road | 0.000 | 2.135 | 2.135 | |
| 167 | Km.69/6 S.S.T.R Road – Alamathi ABC Colony Road | 0.000 | 2.130 | 2.130 | |
| 168 | Km.1/8 of AVC Road to Military Road (via) Kollumedu -Veerapuram Road | 0.000 | 2.100 | 2.100 | |
| 169 | Podaturpet Road to Shri Kaveri Rajapet road | 0.000 | 2.100 | 2.100 | |
| 170 | Sanoor Mallavaram road | 0.000 | 2.000 | 2.000 | |
| 171 | Venganoor road | 0.000 | 2.000 | 2.000 | |
| 172 | Viysapuram Road | 0.000 | 2.000 | 2.000 | |
| 173 | CTR Road - Kanchipadi Road | 0.000 | 2.000 | 2.000 | |
| 174 | Chittoor Thiruttani road Adhivaragapuram road | 0.000 | 2.000 | 2.000 | |
| 175 | Maddur - Alamelumangapuram Road | 0.000 | 2.000 | 2.000 | |
| 176 | TPP Road to Athipattu Railway Station Road (via) Vallur | 0.000 | 2.000 | 2.000 | |
| 177 | Chittoor Thiruttani road to Veeramangalam (via) V.P.R. Puram | 0.000 | 2.000 | 2.000 | |
| 178 | AVP Road to Vichoor (via) Kanniyampettai Road | 0.000 | 2.000 | 2.000 | |
| 179 | G.M. Road – Melpakkam Road | 0.000 | 2.000 | 2.000 | |
| 180 | K.B.P Road – Panapakkam Road | 0.000 | 2.000 | 2.000 | |
| 181 | G.N.T. Road km 44/8 branch to Natham Road (via) Thervazhi | 0.000 | 2.000 | 2.000 | |
| 182 | Pandur road | 0.000 | 2.000 | 2.000 | |
| 183 | Podaturpet - Pallipet Road - Sorakkapet road | 0.000 | 2.000 | 2.000 | |
| 184 | M.P. Road – Kattavur (Via) Guduvancherry Road | 0.000 | 1.920 | 1.920 | |
| 185 | K.S. road to M.P road(via) Anuradha Paint | 0.000 1.500 | 1.000 2.400 | 1.900 | |
| 186 | Soolaimeni to Sengaraikadu Selliyamannam Koil Road | 0.000 2.000 3.200 | 0.400 2.400 4.300 | 1.900 | |
| 187 | K.V. Road - Vellivoyal (via) Vichoor | 0.000 | 1.850 | 1.850 | |
| 188 | Km. 29/6 of G.N.T. Road Neduvarambakkam (Via) Panchetty Road | 0.000 | 1.830 | 1.830 | |
| 189 | Oragadam Road | 0.000 | 1.800 | 1.800 | |
| 190 | Walajabad-Sunguvarchathiram-Keelacheri road to Pannur-Vayalur road | 0.000 | 1.800 | 1.800 | |
| 191 | Podaturpet - Athimanjeri road to Kakkalur road | 0.000 | 1.800 | 1.800 | |
| 192 | P.P. Road – Pettai (Via) Agaram Road | 0.000 | 1.800 | 1.800 | |
| 193 | Chinnsekkadu Road | 0.000 | 1.800 | 1.800 | |
| 194 | KM 72/2 of Tirumazhisai-Sathyavedu road to Anantheri road | 0.000 | 1.800 | 1.800 | |
| 195 | Egumadurai – Appayapalayam road | 0.000 | 1.800 | 1.800 | |
| 196 | Thervoy Road – Periyapuliyur | 0.000 | 1.800 | 1.800 | |
| 197 | Km.9/4 of AVC Road to Km.1/9 of Pondeswaram Kilkondaiyur Road | 0.000 | 1.800 | 1.800 | |
| 198 | Thamaraipakkam road | 0.000 | 1.800 | 1.800 | |
| 199 | Maddur - Kothur Road | 0.000 | 1.800 | 1.800 | |
| 200 | K.B.P Road – Maduravasal | 0.000 | 1.800 | 1.800 | |
| 201 | Grantline Kattabomman Road Km 0/0 -1/8 | 0.000 | 1.800 | 1.800 | |
| 202 | Sholavaram - Orakkadu Road | 3.000 | 4.750 | 1.750 | |
| 203 | K.S. road to M.P road (via) Poothapedu road | 0.000 | 1.700 | 1.700 | |
| 204 | Kollanur – Mukkarampakkam Road | 0.000 | 1.700 | 1.700 | |
| 205 | M.K.T. Road – Kadapakkam Road | 0.000 | 1.630 | 1.630 | |
| 206 | Perambakkam - Chinnamandali road (S238) | 0.000 | 1.600 | 1.600 | |
| 207 | VKN Kandigai Road | 0.000 | 1.600 | 1.600 | |
| 208 | Chittoor Thiruttani road Vellathur road | 0.000 | 1.600 | 1.600 | |
| 209 | Km.9/6 of Korattur-Thinnanur-Periyapalayam road to Pakkam road | 0.000 | 1.600 | 1.600 | |
| 210 | The road branching from Km 16/8 of G.W.T road to Madharvedu road | 0.000 | 1.600 | 1.600 | |
| 211 | Paleswaram – Nelvoy Road | 0.000 | 1.600 | 1.600 | |
| 212 | G.N.T. Road – New Gummidipoondi Road | 0.000 | 1.600 | 1.600 | |
| 213 | Aranvoyal road | 0.000 | 1.600 | 1.600 | |
| 214 | Thalavedu - Poonimangadu Road -Veeraragavapuram road | 0.000 | 1.500 | 1.500 | |
| 215 | G.N.T. Road – Mondiamman Nagar | 0.000 | 1.500 | 1.500 | |
| 216 | Melmanambedu road | 0.000 | 1.420 | 1.420 | |
| 217 | Km.22/10 of Thandalam-Perambakkam-road to Irulancheri road | 0.000 | 1.400 | 1.400 | |
| 218 | Thiruthani Subway Approach Road | 0.000 | 1.400 | 1.400 | |
| 219 | Shri Kaligapuram Veeramangalam road | 0.000 | 1.400 | 1.400 | |
| 220 | Arakkonam Tiruvallur Road to Valarpuram Road | 3.800 | 5.200 | 1.400 | |
| 221 | Km 1/8 of K.S. road to M.P road(via) Valluvar nagar to Ramapuram | 0.000 | 1.400 | 1.400 | |
| 222 | L.N.Puram Road | 0.000 | 1.400 | 1.400 | |
| 223 | Pazhanchur Road | 0.000 | 1.400 | 1.400 | |
| 224 | Chembarambakkam Road | 0.000 | 1.400 | 1.400 | |
| 225 | Lakshmipuram - Ellaiammanpettai Road | 0.000 | 1.360 | 1.360 | |
| 226 | Singaperumalkoil-Sriperumbudur-Thiruvallur-Red Hills road to Keel Nallathur road | 0.000 | 1.300 | 1.300 | |
| 227 | Km 6/10 M.K.T. Road Uranambedu Road | 3.000 | 4.230 | 1.230 | |
| 228 | Mosur-Harichandrapuram road (S182) | 2.400 | 3.600 | 1.200 | |
| 229 | K.B.P Road – Athupakkam | 0.000 | 1.200 | 1.200 | |
| 230 | Km.63/2 of Tirumazhisai-Uthukottai road to Atrambakkam road | 0.000 | 1.200 | 1.200 | |
| 231 | Pakkam-Nathamedu road | 0.000 | 1.200 | 1.200 | |
| 232 | Singaperumalkoil-Sriperumbudur-Thiruvallur-Red Hills road to Lakshminathapuram road | 0.000 | 1.200 | 1.200 | |
| 233 | Koduveli road | 0.000 | 1.200 | 1.200 | |
| 234 | Ayyaneri Road | 0.000 | 1.200 | 1.200 | |
| 235 | Mylaarvada sengattanur road | 0.000 | 1.200 | 1.200 | |
| 236 | T.C.Kandigai Road | 0.000 | 1.200 | 1.200 | |
| 237 | Kaverirajapuram-Anapalayam Road | 0.000 | 1.200 | 1.200 | |
| 238 | Nerkundram road | 0.000 | 1.200 | 1.200 | |
| 239 | Mangavaram Road – Pedhikuppam Road | 0.000 | 1.200 | 1.200 | |
| 240 | Chinnamandali - Anaikattaputhur Road | 0.000 | 1.000 | 1.000 | |
| 241 | Mambakkamchathiram-Mambakkam Road | 0.000 | 1.000 | 1.000 | |
| 242 | Vanivilasapuram road | 0.000 | 1.000 | 1.000 | |
| 243 | Karani road | 0.000 | 1.000 | 1.000 | |
| 244 | Koovum-Thakkolam road to Narasingapuram road | 0.000 | 1.000 | 1.000 | |
| 245 | Koovum-Pillayarkuppam road | 0.000 | 1.000 | 1.000 | |
| 246 | Koovum-Thakkolam road to Kilambakkam road | 0.000 | 1.000 | 1.000 | |
| 247 | C.P. Road – Andarkuppam Road | 0.000 | 1.000 | 1.000 | |
| 248 | A.P. Road – Thirunilai (Via) Thirunilai Harijan Colony | 0.000 | 1.000 | 1.000 | |
| 249 | K.M.13/2 of M.G. Road to Chinna Mangodu Road | 3.600 | 4.600 | 1.000 | |
| 250 | G.N.T. Road – Padiyanallur | 0.000 | 1.000 | 1.000 | |
| 251 | K.B.P Road – Perandur Road | 0.000 | 1.000 | 1.000 | |
| 252 | S.S.T.R. road to Keelanur road | 0.000 | 1.000 | 1.000 | |
| 253 | Thandalam – Sathyavedu Road – N.M. Kandigai Road | 0.000 | 1.000 | 1.000 | |
| 254 | Parivakkam- Pallikuppam road | 1.400 | 2.400 | 1.000 | |
| 255 | Nagari Pallipet road to Veppagunta road | 0.000 | 0.856 | 0.856 | |
| 256 | Km.10/0 T.P.P. Road – Old Napalayam Road | 0.000 | 0.800 | 0.800 | |
| 257 | Vediyangadu road | 0.000 | 0.800 | 0.800 | |
| 258 | Nadukuthagai road | 0.000 | 0.700 | 0.700 | |
| 259 | S.A.P CAMP Road | 0.000 | 0.600 | 0.600 | |
| 260 | Bandhikuppam Thamaneri road | 0.400 | 1.000 | 0.600 | |
| 261 | Perambakkam-Kilambakkam road | 0.000 | 0.600 | 0.600 | |
| 262 | TPP Road to Athipattu Railway Station Road | 0.000 | 0.600 | 0.600 | |
| 263 | Vellakulam - Echanguli Road | 3.000 | 3.600 | 0.600 | |
| 264 | Ponpadi Junction road | 0.000 | 0.565 | 0.565 | |
| 265 | Karani Cause way Branching from km 0/2, km 9/2 of P.P Road & joining K.P.P road at km 4/2 of Pudupalayam Road | 0.000 | 0.530 | 0.530 | |
| 266 | K.V. Road - Vichoor Road | 0.000 | 0.400 | 0.400 | |
| 267 | Perambur cross Road | 0.000 | 0.200 | 0.200 | |
| 268 | Kannigapuram Link Road | 0.000 | 0.200 | 0.200 | |
| Total | 868.321 |