Linking states of Andhra Pradesh, Tamil Nadu and Karnataka, the upcoming Bangalore-Chennai Expressway is an ambitious project to shorten travel time within the states. Check out all the details!
Chennai Bangalore Expressway (Chennai to Bangalore) is a crucial infrastructure project linking Chennai to Bangalore; it will traverse three states of South India. It is a greenfield expressway, one of the world-class expressways the Government of India plans to construct shortly. The Chennai Bangalore Expressway is developed under the Bharatmala Pariyojana program. This is an umbrella programme for the highway sectors of India that seek to optimize the efficiency of passenger and freight movement across the country.
About Chennai Bangalore Expressway
The Chennai Bangalore expressway will reduce travel significantly and lead to the stateβs progressive development. In this blog, we have covered the Bangalore Chennai Expressway route map (Chennai to Bangalore), cost, expected toll rates etc. In one of his Union Budget speeches, the Chennai Bangalore Expressway (Chennai to Bangalore) was announced in the 1990s P Chidambaram; however, the project could not materialize back then. It was only finally in 2018 that this project was initiated. The National Highway Authority of India is developing this 258 km-long stretch. It is a four-lane expressway with a budget of Rs 18,000 crore. In January 2021, this expressway was designated as National Expressway 7 (NE-7). The expressway will pass over Andhra Pradesh, Tamil Nadu and Karnataka.
Key Details about Chennai Bangalore Expressway
Here are the basic facts on the Chennai Bangalore Expressway (Chennai to Bangalore):
Particulars |
Facts |
Project cost |
Approximately INR 18,000 Crore |
Project length |
258 km |
Start point |
Hoskote, Karnataka |
Endpoint |
Sriperumbudur, Tamil Nadu |
Other Name |
National Highway 7 or NE7 |
Number of lanes |
Four can be expanded to eight if required |
Estimated Completion Date |
August 2025 |
Current Status |
Partially Operational |
Land acquisition required |
2560 hectares land |
Developer of the project |
National Highways Authority of India (NHAI) |
States covered |
Karnataka, Andhra Pradesh, Tamil Nadu |
Project model |
Hybrid Annuity Model |
Underpasses/flyovers |
Underpasses: 41 Flyover:17 |
Speed limit |
120km/hr |
Bengaluru-Chennai Expressway is likely to have a positive impact on real estate (Chennai to Bangalore)
Features of Bangalore-Chennai Expressway
Chennai Bangalore Expressway is a significant project in South India. It is the first time the National Highway Authority of India is developing an expressway in the Southern states.
The following are the features of the project:
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The travel time will be reduced significantly between the two cities- Bangalore and Chennai. Currently, it takes 5-6 hours to reach from one city to another, whereas, once the expressway is ready, the travel time will be reduced to 2.15 hours.
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The distance between the cities is reduced by 80 km. The permitted speed on the expressway is 120km/hr.
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The road will be well constructed, ensuring smooth traffic and more safety on the road.
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Bangalore Chennai Expressway promotes the Chennai Bangalore Industrial Corridor, which aims to boost the areaβs manufacturing sector.
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The expressway will have necessary amenities like truck bays, underpasses for vehicles and animals, and pedestrian and traffic administration systems.
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The cities falling on the expressway route are an excellent attraction for real estate investors because property prices may spike once the expressway is ready.
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More employment opportunities will be created as the expressway starts from the Hoskote region, the automobile hub of Karnataka.
Chennai Bangalore Expressway Route
The Chennai Bangalore Expressway (Chennai to Bangalore) will be the shortest distance between these two cities. Currently, there are three more routes Hosur and Krishnagiri (Golden Quadrilateral), Old Madras Road, and the third route passes through Kolar-KGF-V Kota and Vellore. The Golden Quadrilateral is the most used of these three routes, which is approximately 380 km between the two cities. With the new upcoming expressway, the distance will be reduced, and travel will also be smoother and safer.
The Bangalore Chennai Expressway passes through three states- Karnataka, Andhra Pradesh and Tamil Nadu. Cities like- Hoskote, Malur, Bangarapet, Kolar Gold Fields, Venkatagirikota, Palamaner, Bangarupalem, Chittoor, Ranipet, and Sriperumbudur lie on the Chennai Bangalore Expressway route.
Bangalore Chennai Expressway Route Map
Here is a Bangalore Chennai Expressway route map, which shows in detail on which route the expressway is being constructed.
The cities and states are:
Spur Routes from Chennai-Bangalore Expressway
Spurs or spur routes/roads are short roads forming a branch from a long road. These short branches connect to the main highways or expressways. Bangalore and Chennai Expressway will have four spurs; however, only three have approval. Following are the suggested spurs:
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Spur 1: Distance- 95.63 km: 14 km of the expressway to the Dobbaspet on the NH-4.
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Spur 2: Distance- 3.58 km: 0 km to the NH-4 near Konadasapura, east of Bengaluru.
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Spur 3: Distance- 6.47 km: 50.91 km to the Kolar Gold Fields.
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Spur 4: Distance- 7.44 km: 190.01 km to the Katpadi.
Chennai Bangalore Expressway Cost
National Highway Authority of India is building Chennai Bangalore Expressway (Chennai to Bangalore) at an estimated cost of Rs 18,000 crore in total. Out of Rs 18,000 crore, Rs 5700 crore is expected to be used to construct the expressway. The remaining will be used for land acquisition, toll gate mechanism system, project administration, etc.,
Bangalore Chennai Expressway Phases
Bangalore Chennai Expressway (Chennai to Bangalore) has been divided into three phases with ten packages and six construction companies building it.
Phase-1: Karnataka
The total distance covered by the expressway in the Karnataka region is around 71 Kms. The section of the expressway has 15 major bridges, 47 minor bridges, four grade separators, 63 underpasses, four toll plazas, and one truck lay-by.
Package |
Length in km |
Completion Status |
Contractor |
HoskoteβMalur |
26.4 |
77.12% |
Dilip Buildcon |
MalurβBangarapet |
27.1 |
78.68% |
Dilip Buildcon |
BangarapetβBethamangala |
17.5 |
78.60% |
KCC Buildcon |
The 71 km section lying in the region of Karnataka of the Chennai Bengaluru expressway became operational for the public in December 2024. With the opening of this section the accessibility towards Malur and Bangarpet has improved from Bengaluru.
The section in the past was delayed due to a 400 meter stretch which had a mandir situated over it. Finally, the mandir has been shifted to a new location to make way for the expressway. This 400-meter section was located near Jinnagara Circle in Hoskote
Phase-2: Andhra Pradesh & Tamil Nadu
The total distance covered by the expressway in the following regions of Andhra Pradesh and Tamil Nadu is around 85 Kms. For the Andhra Pradesh section the work is executed in three stretches. However, approximately 40% of the work has been completed in Andhra Pradesh and road-laying work has started in all the stretches.
Package |
Length in km |
Completion Status |
Contractor |
BethamangalaβBaireddipalle |
25.0 |
39.83% |
Montecarlo |
BaireddipalleβBangarupalem |
31.0 |
10.05% |
APCO Infratech |
BangarupalemβGudipala |
29.0 |
47.26% |
Dilip Buildcon |
Phase-3: Tamil Nadu
The total distance covered by the expressway in the Tamil Nadu is around 106.1 Kms. Also, the section will have three rest areas, two truck lay-bys areas, 34 major bridges, 31 minor bridges, three rail overbridges, and three interchanges.
Package |
Length in km |
Completion Status |
Contractor |
GudipalaβWalajapet |
24.0 |
47.4% |
Montecarlo |
WalajapetβArakkonam |
24.5 |
62.22% |
KCC Buildcon |
ArakkonamβKanchipuram |
25.5 |
39.8% |
DP Jain Infra |
Kanchipuram β Sriperumbudur |
32.1 |
45.5% |
RCC |
The completion status was shared by the Union Minister for Road Transport & Highways on December 6, 2023
Bangalore Chennai Expressway Timeline
Following is the timeline of events of Bangalore to Chennai Expressway:-
Timeline |
Events |
1990βs |
Announced for the first time by P Chidambaram in Union Budget Speech |
August 2018 |
Commencement of land acquisition was announced |
February 2019 |
60% of the land was acquired |
August 2019 |
Construction work started |
November 2020 |
2560 hectares of land was acquired, and tenders for 3 packages were invited |
September 2021 |
Dilip Buildcon received the letter of agreement |
January 2023 |
The Chennai Bangalore expressway will have eight lanes and as of 26 January, 15% of the work was completed |
December 2024 |
71 km stretch in Karnataka opened for public |
August 2025 |
The expressway is expected to be completed and operational |
Chennai Bengaluru Expressway β Real Estate Impact
With the development of Bengaluru Chennai Expressway the land rates in the localities near the expressway will witness an increase in the property prices. One of the prime examples of this is the area of Sriperumbudur.
The price range in Sriperumbudur for residential properties varies between INR 3,500 and INR 5,500 per square ft. for sale. For rental property, the price ranges from INR 8 to INR 15 per square foot. Sriperumbudur is a growth corridor located near the expressway. Also, the area is near Chennai port, thus witnessing a lot of activity in terms of the movement of goods.
Chennai Bangalore Expressway Benefits For Home Buyers
Homebuyers along the expressway route will greatly benefit from it becoming operational. For them, it simply means better accessibility to affordable housing options outside of city limits without wasting hours on the commute. Business owners and IT professionals will get a better and more direct route to access both cities while avoiding urban congestion.
Ribbon development is also expected along the route, paving the way for more industries and housing opportunities to enter. Investors are already capitalising on the potential. Connectivity to industrial corridors is expected to further stabilise the rental demand.
Devanahalli Road Real Estate Market Booming due to Expressway
In addition to its several benefits, such as reducing travel time between Chennai to Bangalore (Bangalore to Chennai), the Chennai Bangalore expressway is also leading to a real estate boom in and around Devanahalli Road.
Recently, the Devanahalli Hoskote road is being connected to the Chennai Bangalore expressway. A clover leaf project will also be taken up near Hoskote to provide access-controlled facilities from Devanahalli to the Chennai expressway. The Bangalore Chennai expressway is being developed in 10 packages, and the 72 km stretch falls under Karnataka territory.
Due to planned connectivity with the Chennai Bangalore Expressway (Chennai to Bangalore), Devenahalli is becoming popular among home buyers. The region is witnessing an increased affinity from both builders and plot buyers.
Chennai Bangalore Expressway- Current Status
The Bangalore Chennai Expressway is making headway with faster construction. The Karnataka section of the expressway has become operational for the public. However, work on Andhra Pradesh and Tamil Nadu sections is yet to reach completion. With the construction of the expressway in full swing, people can expect its inauguration by August 2025.
Karnataka (Operational)
The 71 km Karnataka section of Bangalore Chennai Expressway has been completed and become operational for the public. However, some minor works are still pending on the stretch. The operational stretch of the expressway is belived to improve connectivity to Malur. As the entire expressway has not been completed, the authorities are not collecting any toll charges on the route. The maximum speed limit on the stretch is 120 km per hour.
Tamil Nadu (Under-Construction)
The construction work of the Tamil Nadu section is 62% completed. The fastest progressing section is the stretch between Arakkonam and Walajapet.
Andhra Pradesh (Under-Construction)
The road laying work for all the stretches of the Andhra Pradesh section has started. Around 40 percent of the work is completed for the Chennai-Bangalore Expressway.
Impact of Chennai Bangalore Expressway
Other than reducing the travel time between the important cities of Karnataka and Tamil Nadu, there is more to how the expressway will impact the overall development of the cities connected via this route. Here are details:
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The construction of the expressway will strengthen the link between Indiaβs two major IT hubs i.e. Bangalore and Chennai.
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The development of the expressway will promote collaboration across industries and enable seamless connectivity. It will also support integration and execution of business operations.
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The new expressway will open avenues for new business creation and will bring fresh investment opportunities.
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The development of the Chennai Bangalore Expressway will boost socio-economic development along the corridor across three states.
Chennai Bangalore Expressway Extension
Once the Chennai Bangalore expressway is operational, it will be extended to Managaluru. A new expressway will be constructed from Bangalore to Mangalore, connected with the Chennai Bangalore expressway. The government of India proposes that the expressway- Ministry of Road, Transport and Highways (MoRTH)- will be constructed by the National Highways Authority of India (NHAI).Chennai Bangalore Expressway- Contact Details
To contact the concerned officials of Bangalore Chennai Expressway, you will have to contact the National Highways Authority of India (NHAI). You can call them on their toll-free number, 1033. The number will connect you to a customer care team that is available 24/7 for emergencies and non-emergencies on the NHAI toll stretches.
Expected Toll Rates for Chennai Bangalore Expressway
Though the Chennai Bangalore Expressway is yet to become fully operational, travellers can expect the below-mentioned toll rates when commuting via the expressway-
Vehicle Type |
Charge per km (in Rs) |
Light motor vehicles |
0.65 |
Mini bus and large good vehicle |
1.05 |
Trucks and buses |
2.20 |
Three-axle trucks |
2.40 |
Multi-axle trucks |
3.45 |
Oversized trucks |
4.20 |
Note: This is a tentative list of toll rates on Chennai Bangalore Expressway and are subject to change as and when it becomes fully operational.
Conclusion β Chennai Bangalore Expressway
The Chennai Bangalore Expressway (Chennai to Bangalore) is the first greenfield expressway in India, built by the National Highway Authority. It is a 258 km-4 lane wide expressway developed at Rs 18,000 crore. The expressway covers three states- Karnataka, Andhra Pradesh and Tamil Nadu. On the Bangalore Chennai Expressway route, cities like Hoskote, Malur, V Kota, Palamaner, Gudiyatham, Arakkonam, and Sriperumbudur. Being built under the umbrella programme of Bharatmala Pariyojana, the expressway will significantly reduce travel time and offer more employment opportunities to the people living in these cities