Executive Summary:
This document presents the Ministry of Road Transport and Highways' response to questions regarding National Highway (NH) projects in Tamil Nadu. It details proposed, approved, and ongoing NH projects, road declarations, current status, budgetary allocations, and connectivity enhancement efforts. The information covers the period from the last five to ten years, up to June 30, 2025, with project completion dates extending to March 2028.
Key Points / Main Content:
Project Proposals and Approvals:
* 38 works covering 381 km are proposed under the Annual Plan 2025-26 for Tamil Nadu, amounting to Rs. 10767 crore.
* Details of approved NH works in Tamil Nadu over the last five years include:
* 2020-21: 41 works sanctioned, 405.87 km, Rs. 8888 crore (6 ongoing, completion by October 2026).
* 2021-22: 60 works sanctioned, 718.97 km, Rs. 16013 crore (11 ongoing, completion by August 2026).
* 2022-23: 20 works sanctioned, 346.60 km, Rs. 3740 crore (7 ongoing, completion by September 2026).
* 2023-24: 11 works sanctioned, 150.77 km, Rs. 11214 crore (10 ongoing, completion by March 2028).
* 2024-25: 22 works sanctioned, 341.52 km, Rs. 4220 crore (11 in tender stage, 9 ongoing, completion by June 2027).
National Highway Declarations:
* 23 State roads, totaling 1830 km, have been declared as NHs in Tamil Nadu over the last 10 years.
* Year-wise details of declared roads are provided in Annexure I.
Current NH Status:
* The total length of NHs in Tamil Nadu as of June 30, 2025, is approximately 7000 km.
* The present status of ongoing works is detailed in Annexure II.
Budgetary Allocation and Expenditure:
* Year-wise details of funds allocated and spent for NH development and maintenance:
* 2022-23: Allocation - Rs. 8230 crore, Expenditure - Rs. 8230 crore.
* 2023-24: Allocation - Rs. 9925 crore, Expenditure - Rs. 9925 crore.
* 2024-25: Allocation - Rs. 9077 crore, Expenditure - Rs. 9068 crore.
* 2025-26 (Till 30.06.2025): Allocation - Rs. 2095 crore, Expenditure - Rs. 1791 crore.
Connectivity Enhancement:
* The government considers proposals from state governments, including Tamil Nadu, for upgrading state roads to National Highways.
* Declarations are based on connectivity requirements, inter-se priority, traffic levels, and synergy with the PM Gati Shakti National Master Plan (NMP).
Impact Analysis:
Government of Tamil Nadu:
* Impact: State roads are being upgraded to National Highways, enhancing connectivity and infrastructure.
* Action Required: Continue submitting proposals for road upgrades and ensure alignment with national plans.
Ministry of Road Transport and Highways:
* Impact: Responsible for allocating funds, approving projects, and overseeing the development and maintenance of NHs in Tamil Nadu.
* Action Required: Monitor project progress, ensure timely completion, and align with the PM Gati Shakti National Master Plan (NMP).
Citizens of Tamil Nadu:
* Impact: Improved road infrastructure, enhanced connectivity, and reduced travel times.
* Action Required: Utilize the improved infrastructure responsibly.
Contractors and Construction Companies:
* Impact: Opportunity to participate in NH development projects.
* Action Required: Bid for projects and ensure timely and quality construction.
Key Entities Referenced
Tamil Nadu: A state in southern India, the primary focus of the highway development projects discussed in the document.
National Highways (NHs): A network of highways connecting major cities and towns across India, crucial for transportation and infrastructure.
Ministry of Road Transport and Highways: The Indian government ministry responsible for the development and maintenance of the national highway infrastructure.
SHRI NITIN JAIRAM GADKARI: The Minister of Road Transport and Highways, responsible for answering the questions in the Lok Sabha.
Lok Sabha: The lower house of the Indian Parliament, where questions regarding the National Highways in Tamil Nadu were raised.
PM Gati Shakti National Master Plan NMP: A national master plan for multi-modal connectivity in India, aimed at integrated infrastructure development.
Chennai: A major metropolitan city in Tamil Nadu, connected to other cities and regions through the National Highways projects.
Bangalore Chennai Expressway: A significant infrastructure project connecting two major cities, passing through parts of Tamil Nadu.
GOVERNMENT OF INDIA
MINISTRY OF ROAD TRANSPORT AND HIGHWAYS
LOK SABHA
UNSTARRED QUESTION No. 893
ANSWERED ON 24TH JULY, 2025
NHS IN TAMIL NADU
893. SHRI SELVAM G:
SHRI NAVASKANI K:
SHRI C N ANNADURAI:
Will the Minister of ROAD TRANSPORT AND HIGHWAYS
सड़क परिवहन औि िाजमार् ग मंत्री
be pleased to state:
(a) the details of new National Highways (NHs) projects
proposed, approved or initiated in Tamil Nadu during the last five
years along with their project timelines, sanctioned lengths and
expected dates of completion;
(b) the number of roads in Tamil Nadu that have been declared
as National Highways during the last ten years, year-wise;
(c) the present status of ongoing National Highway projects in
Tamil Nadu, district and location-wise and the total length of
NHs currently in Tamil Nadu;
(d) the total budgetary allocation and actual expenditure made
by the Government for National Highway development and
maintenance in Tamil Nadu during the current financial year and
during the last three years, year-wise; and
(e ) the steps taken or proposed to enhance highway
connectivity in remote, hilly or underdeveloped regions of the
State of Tamil Nadu particularly in districts with historically low
infrastructure development?
ANSWER
THE MINISTER OF ROAD TRANSPORT AND HIGHWAYS
(SHRI NITIN JAIRAM GADKARI)(a) 38 works covering a length of 381 km and amounting to
Rs.10767 crore are proposed under the Annual Plan 2025-26 for
the State of Tamil Nadu. Further, year-wise details of works
approved on National Highways (NHs) in the State of Tamil Nadu
during the last five years are provided in the table below:-
Financial Nos. Sanctio Length Current Status
Year of ned (in Km)
works Cost
(Rs. in
Crore)
2020-21 41 8888 405.87 Out of the 41 works, 6
are currently ongoing and
are scheduled for
completion by October,
2026
2021-22 60 16013 718.97 Out of the 60 works, 11
are currently ongoing and
are scheduled for
completion by August,
2026
2022-23 20 3740 346.60 Out of the 20 works, 7 are
currently ongoing and are
scheduled for completion
by September, 2026
2023-24 11 11214 150.77 Out of the 11 works, 10
are currently ongoing and
are scheduled forcompletion by March,
2028
2024-25 22 4220 341.52 Out of the 22 works, 11
works are in tender/
Appointed Date stage
and 9 are currently
ongoing which are
scheduled for completion
by June, 2027
(b) 23 State roads with a total length of 1830 km have been
declared as NHs during last 10 years in the State of Tamil
Nadu. Year- wise details are at annexure- I.
(c) The total length of NHs in Tamil Nadu as on 30.06.2025 is
about 7000 km. The present status of on-going works on these
NHs are at annexure- II.
(d) Year-wise details of funds allocated and expenditure incurred
for the development and maintenance of NHs in the State of
Tamil Nadu during the last three years and the current financial
year are as under;
Year Allocation Expenditure
(Rs. in Crore) (Rs. in Crore)
2022-23 8230 8230
2023-24 9925 9925
2024-25 9077 9068
2025-26(Till 2095 1791
30.06.2025)(e) Government keeps on receiving proposals from various State
Governments/UTs, etc., including from the State of Tamil Nadu
for declaration / up-gradation of State roads as National
Highways . Government considers declaration of some of the
State roads as NHs from time to time based on the
requirements of connectivity, inter-se priority, traffic level and
synergy with PM Gati Shakti National Master Plan (NMP).ANNEXURE-I
ANNEXURE REFERRED TO IN REPLY OF PART (b) OF LOK SABHA
UNSTARRED QUESTION NO. 893 FOR ANSWER ON 24.07.2025
ASKED BY SHRI SELVAM G, SHRI NAVASKANI K AND SHRI C N
ANNADURAI REGARDING NHS IN TAMIL NADU.
Details of State Roads declared as New National Highways since
2014-15 onwards in the state of Tamil Nadu
Year Nos. of State Roads Length (in Km)
declared as NHs
2014-15 Nil Nil
2015-16 Nil Nil
2016-17 Nil Nil
2017-18 21 1690
2018-19 Nil Nil
2019-20 Nil Nil
2020-21 Nil Nil
2021-22 Nil Nil
2022-23 2 140
2023-24 Nil Nil
2024-25 Nil NilANNEXURE-II
ANNEXURE REFERRED TO IN REPLY OF PART (C) OF LOK SABHA
UNSTARRED QUESTION NO. 893 FOR ANSWER ON 24.07.2025
ASKED BY SHRI SELVAM G, SHRI NAVASKANI K AND SHRI C N
ANNADURAI REGARDING NHS IN TAMIL NADU.
Details of ongoing NH Projects in the state of Tamil Nadu and their
present status of completion
Sl. Name of Project Total Total Cumulative Districts covered
No. Length Project Physical
Cost (Rs Progress
(km)
in Cr)
(in %)
1 4-laning of
Mayiladuthurai,
Sattanathapuram -
55.755 2899.77 65 Karaikal &
Nagapattinam
Nagapattinam
section of NH-45A
2 6-laning of
Karaipettai to Kancheepuram
36.08 766.51 91
Walajapet section Ranipet
of NH-48
3 Mamallapuram -
31.000 1360.53 50 Chengalpattu
Mugaiyur section
4 Puducherry - Villupuram,
Poondiyankuppam 38.000 1588.40 98 Puducherry &
section of NH-45A Cuddalore
5 4 lane Bangalore
to Chennai
Expressway from Chittoor ,
24.00 1438.62 86
Km 156/000 to Km Vellore, Ranipet
180/000 (Gudipala
to Walajahpet) - P1
6 4 Lane Bangalore Ranipet
25.50 1525.10 53
Chennai KancheepuramExpressway from
Km 204.500 to Km
230.00 (Arakonam
to Kancheepuram)
- P3
7 4 Bangalore –
Chennai
Expressway from
Km 230.000 to Km Kancheepuram
31.71 3605.73 78
261.705 Tiruvallur
(Kanchepuram to
Sriperumbudur) -
P4
8 4-laning Neraluru-
Bengaluru Urban
Thorapalli
23.35 1757.27 72 &
Agraharam section
Krishnagiri
of NH-844
9 4-laning of
Mugaiyur -
Chengalpattu &
Marakkanam 31.00 1116.13 40
Villupuram
section of NH-
332A
10 Balance works of
four Lane from km
43+950
(Thiruvallur
Bypass) to km
61+470
17.52 467.99 84 Thiruvallur
(Veppampattu
Bypass) passing
through
Thannerkulam,
Thozur and
Sevapet Bypass
(17.520 Kms) ofTirupati-Tiruttani-
Chennai Section of
NH 205
11 Completion of
balance works
pending in bit and
pieces and listed
balance works
from Km 247.800
to 338.00 in AP
portion and other
7.35 166.52 98 Tirupati
listed balance
works from Km
0.000 to Km
43.950 in TN
portion of 4/2
laning of Tirupati-
Tiruttani-Chennai
section of NH-205
12 New Double Tier 4-
lane Elevated
Corridor from
Chennai Port to
Maduravoyal in 4.95 1388.59 7 Chennai
Chennai District
from on EPC mode
in the State of
Tamil Nadu (P-1)13 New Double Tier 4-
lane Elevated
Corridor from
Chennai Port to
Maduravyal in 5.10 1616.97 5 Chennai
Chennai District
from on EPC mode
in the State of
Tamil Nadu (P-2)
14 New Double Tier 4-
lane Elevated
Corridor from
Chennai Port to
Maduravoyal in 4.49 1299.36 9 Chennai
Chennai District
from on EPC mode
in the State of
Tamil Nadu (P-3)
15 New Double Tier 4-
lane Elevated
Corridor from
Chennai Port to
Maduravoyal in 6.41 1205.40 2 Chennai
Chennai District
from on EPC mode
in the State of
Tamil Nadu (P-4)16 Construction of
Trumpet
Interchange
Connecting
Bangalore –
Chennai
Expressway
(km.261+705 to 1.10 157.63 18 Kancheepuram
km. 262+800) with
Maduravoyal to
Walajapet Section
of NH 48 near
Sriperumbudur Toll
Plaza at km.
35+700
17 4-laning of STRR
Bengaluru, NH
948A
Balagondapalli
(Tamil Nadu) to
Karnataka/Tamil 35.766 1260.74 62 Krishnagiri
Nadu border from
Km 144.170 to Km
179.936 (35.766
km) in the state of
Tamil Nadu
18 Improving the
alignment of
Thoppur Ghat
section from Km
Dharmapuri &
158/500 to Km 6.60 905.00 1
Salem
165/100 in
Dharmapuri -
Salem section of
NH-4419 Access Controlled
Highway of 4 Lane
with Paved
Shoulders from
Tiruvallur (Design
Chainage Km
43.95 1376.10 8 Tiruvallur
17+56) to TN/AP
Broder (Design
Chainage Km
61+51) of NH-716
(Chennai-Tirupati
Package-1)
20 Access Controlled
Highway of 4 Lane
with Paved
Shoulders from
TN/AP Border
(Design Chainage
Km 61+51) to
Puttur (Design
37.43 1346.82 8 Chittor & Tirupati
Chainage Km
81+540) of NH-716
& 6 Lane with
Paved Shoulders
from Mallavaram
to Renigunta
(Chennai-Tirupati
Package-2)
21 Balance Works for
six laning of
Sriperumbudur to
karaipettai section
16.820 403.050 6 Kancheepuram
of NH-4 (New NH-
48) from 37+000
(Existing Km
37+000) to Km
71+015 on EPCmode
22 4-laning of
Kamalapuram -
36.51 1051.69 82 Dindigul
Oddanchatram
section of NH-209
23 4-laning of
Madathukulam - Dindigul &
50.078 1471.71 91
Pollachi section of Tiruppur
NH-209
24 4-laning of
Vadipatti -
Thamaraipatti
29.96 900.05 81 Madurai
section of NH-
744A (Madurai
Ring Road)
25 4-laning of Melur -
Karaikudi section
45.86 1017.29 89 Madurai,Sivagangi
of NH-338, NH-36
and NH-383
26 4L of
Thirumangalam to
Vadugapatti
36.00 1076.97 88 Madurai
section from km
0.000 to km
36.000 of NH-744
27 4L of Vadugapatti
to
Therkuvenganallur
(Rajapalyam) 35.60 1317.06 98 Virudhunagar
section from km
36.000 to km
71.600 of NH-74428 4-laning of left
over works
including
Additional
structures in 53.71 1564.23 49 Kanyakumari
KL/TN Border
Kanyakumari from
Km 43.000 to
96.714 of NH-47
29 Balance works for
four laning of
Vikravandi to
Viluppuram &
Sethiyathopu 65.96 1163.17 1
Cuddalore
section (from Km
0/0-65/960) of NH
45 C
30 Reconstruction of
Existing ROB at
km 113/4 and
Ranipet
Construction of
0.01 34.16 98
Grade Separator at
Km 113/8 of NH 4
(Chennai - Chittoor
- Bangalore Road)"31 Construction of
ROB at km 22/2 of
NH 49 Extn (New
NH No 85)
(Madurai - Cochin
road) & Railway
chainage in km
19/2-3 in lieu of 0.01 59.38 81 Madurai
LC-17 between
Vadapalanji &
Usilampatti
Railway stations
under
Sethubharatham
project
32 Construction of
ROB and their
Approaches at Km
81/800 (Near
Kannamangalam)
in Lieu of Existing
LC No.109A/3T at 1.10 118.94 37 Vellore
Railway Km
130/23-25 of NH-
234 (Mangalore -
Villupuram Road)
inlcuding Land
Acquistion
33 Construction of
ROB at Km 93/4 of
NH 49 Extn.
(Madurai - Cochin
0.85 45.18 41 Theni
road) in lieu of LC
85 and Railway
Km 89/7-8 in
between Theni
and Bodi RailwayStations under
SethuBharatham
project
34 Construction of
ROB at Km 75/8 of
NH 49 Extn.
(Madurai - Cochin
road) in lieu of LC
68 and Railway
Km 72/6-7 in 1.26 92.02 53 Theni
between
Aundipatti and
Theni Railway
Stations Under
SethuBharatham
Project
35 Construction of
ROB and their
Approaches at Km
103/4 near Ettivadi
in Lieu of Existing
Level Crossing 1.01 64.25 22 Tiruvannamalai
No.86 of NH-234
(Mangalore -
Villupuram Road)
inlcuding Land
Acquistion
36 Construction of
Bypass to
Gudiyatham Town
in Km 23/100 -
7.3 221.03 80 Vellore
29/250 including
Land Acquisition
and Shifting of NH-
234 (Mangalore -
Villupuram Road)(New NH-75)
37 Construction of
LVUP at Km
109/10 of NH-4
0.5 13.51 47 Ranipet
(New NH-40)
(Chennai-Chittoor
Bangalore road)
38 Construction of
ROB and their
approaches at Km
99/4(LC Gate
No.503 / Spl-A-3 / 1.23 53.02 80 Tirunelveli
E) of NH 744 (Old
NH 208) Kollam-
Thirumangalam
Road
39 Construction of
Bypass to Bagalur
town branching
from Km.3/0
(Kothapalli) and
joining at Km 4.58 90.01 52 Krishnagiri
9/350 (Jee
Mangalam)
including LA on
NH 207 (New NH
648)
40 Widening from
Two lane with
paved shoulder to
four lane with
42.69 257.1 68 Cuddalore
paved shoulder
and Strengthening
in Km 0/8 - 17/6,
18/0 - 25/0, 25/500- 27/900, 29/6 -
34/0 & Km 39/0-
50/570 and
strengthening in
km17/6-18/0, 25/0-
25/5, 27/9-29/6 and
widening from
Four lane to four
lane with paved
shoulder and
strengthening in
km 34/0-39/0
including centre
median in selected
stretches,
Construction of
Storm water drain
including Widening
and
Reconstruction of
CD works and
Additional Bridge
at Km 39/8 of NH
532 (Cuddalore)
41 Strengthening of
two lane with
paved shoulder
from Km 17/8-
18/2, construction
of two lane with
paved shoulder
18.02 169.70 60 Dharmapuri
from Km 18/2 to
Km 20/0 and
construction of
four lane with
paved shoulder
from Km 20/0 to
Km 35/6 of Salem -Thirupathur-
Vaniyambadi road
(NH-179A)
42 Permanent
improvements to
the Black spot ID
TN(02) 635 at New
Cinema Junction
at Km 62/4-63/0 by
providing
additional High
level Bridge @ Km
62/6-62/880
including widening
0.6 31.45 50 Cuddalore
of existing road
with Centre
median, Storm
water drain, CD
works and junction
improvements of
NH 45A (New NH
32) (Villupuram -
Pondy-
Nagapattinam
Road)
43 Improvements to
existing Paver
block carriageway
at Km 429/2 -
430/8 & Km 433/2
(Selected
3.45 42.22 73 The Nilgiris
Stretches) and
Providing safety
measures at
vulnerable
location of Km
397/2, 397/4,398/4, 398/6,
399/4, 399/6,
399/10, 400/2,
400/4 & 400/10
including of CD
works and
Protective works
and Improvemets
to Charring Cross
Junction at Km
430/8 - 431/4 of NH
67 (New NH 181)
44 Construction of Fly
Over including
Junction
Improvements at
Km 348/6 - 349/8
of NH 67 (Km 15/6
- 16/8 of New NH 1.14 59.93 22 Coimbatotre
181)
(Nagapattinam -
Gudalur - Mysore
Road) at Saibaba
Colony Junction in
Coimbatore City
45 Construction of
Bypass to Madurai
- Achambathu -
Viratipathu in
between km 6/850 3.53 238.97 28 Madurai
- 10/382 of NH 49
Extn (New NH 85)
including Land
Acquisition46 Construction of
additional 2 lane
Bow-string ROB
adjustant to the
existing 2 lane
0.45 33.53 1 Vellore
bowstring ROB at
Km 56/2 of NH-234
(New NH 75)
(Mangalore -
Villupuram Road)
47 Strengthening
selected stretches
from Km 1/2 to Km
23/6(9.50Km) of
NH-81 &
Strengthening
selected stretches Coimbatore &
11.3 47.57 32
from Km 6/0 to Km Tirupur
23/0(1.8Km) of NH-
181 including
Junction
improvement at
Km 6/0 -Km 6/4 of
NH-181
48 Widening the
leftout existing 2L
to 2L+PS,
Strengthening the
selected stretches 5.0 16.8 2 Coimbatore
from Km 9/6 - 15/6
of NH-381A
(Vellakovil to
Sankari Road)
49 Prevention of
1.75 19.47 2 Coimbatore
Landslides and
Soil erosin byconstructing of
Breastwall, Gabion
wall, Geo Mat
Covering the
Earthslip portions
including Grass
Seedling &
Construction of
culverts from Km
66/4 - 155/8
(Selected
Stretches) of NH
181 (Coimbatore -
Ooty - Gundalpet
Road)
Construction of
Four Lane Bypass
50
to Vettavalam
Town from Ch.0/0
Thiruvannamalai
to Ch.4/465
(Starting at km 4.47 50.68 5
104/850 and
ending at km
109/190 of NH-38
Mangalore -
Villupuram Road)
51 Strengthening
from Km 0.000 to
Km 12.300 (length
12.300 km) of NH- 12.30 20.83 6 Villupuram
38 (old NH 234)
Mangalore-
Villupuram road
52 Balance work of
Salem &
2.11 12.81 15
Widening existing
Namakkal
two lane to fourlane including
strengthening the
existing
carriageway from
km 16/170 to km
18/110 and
Improvements
from km 16/0 to
km 16/170 of NH-
207 (New NH-648)
53 Improvements to
eliminate
blackspot at
Ganapathy Moor
Market junction
(TN-02-623) at Km 3.40 51.02 1 Coimbatore
312/0-315/4 of NH
948(Length 3.40
Km)(Bangalore -
Sathayamangalam-
Coimbatore Road)
54 Widening of
existing two lane
to four lane with
paved shoulders
road and
improvements 4.00 44.09 1 Coimbatore
from Km 302/60 to
km 306/60 of NH
948 including CD
works & Drain
works
55 Widening of
existing 2 lane
5.40 52.21 1 Gobichettipalayam
paved shoulder to
4 Lane pavedshoulder in km
268/40 to km
271/30 & km
273/00 to km
273/80 and
widening end to
end &
Improvements
from Km 271/3 to
273/0 of NH-948
(Coimbatore -
Sathyamangalam
Road) (length 5.40
Km) including
permanent
rectification of
three black spots
(IDs- TN-02-238,
TN-02-239 & TN-
03-260)
56 Widening to 2L+PS
in km 15/600 -
38/800 (except km
28/2-28/6 & km
33/100-33/200) and
improvements in
km 17/300-21/300,
km 22/200-26/0,
km 26/600-28/0, 22.70 63.60 1 Gobichettipalayam
km 28/60-30/8, km
31/700-33/100, km
33/200-35/200, km
36/200-38/800 of
NH-381A (Length
22.70 km)
(Vellakoil -
Sankagiri Road)57 Strengthening
from Km.0/000 to
3/200 on NH-87
5.10 11.32 1 Madurai
and from
Km.46/275 to
48/175 of NH-85
58 Improvement to
the Existing
carriage way at
Trichy &
km 33/610 - 44/010 10.40 7.51 1
Pudukottai
of pudukottai -
Trichy road (NH
336)
*****