Tehran-Shomal Freeway

Freeway 3, or more commonly known as Tehran-Shomal Freeway (Persian: آزادراه تهران - شمال; literally: Tehran-North Freeway) or Tehran-Chalus Freeway[2] will be a freeway in Northern Iran, connecting Tehran to cities of western Mazandaran. Currently, sections 1 & 4 are in service and section 2 is under construction. Construction process at section 3 is not started yet. The freeway runs parallel to Road 59, the old road connecting Karaj to Chalus.


Freeway 3
3 آزادراه
Tehran-Shomal Freeway
آزادراه تهران - شمال
Tehran-Shomal Freeway (4).jpg
Route information
Length121 km[1] (75 mi)
Major junctions
FromChalus, Mazandaran
Road 22 (Chalus-Nowshahr Bypass Expressway)
Major intersections Road 59
ToTehran, Tehran
Azadegan Expressway
Hemmat Expressway
Location
CountryIran
ProvincesTehran, Alborz, Mazandaran
Major citiesTehran, Tehran
Chalus, Mazandaran
Highway system

Section 1

This section is from interchange with Azadegan Expressway and Hemmat Expressway in northwestern Tehran city (Municipality District 21) to Doab, Shahrestanak, Alborz Province. This section opened for test service on February 12, 2020, and officially opened on February 25, 2020.[3] The section is 32 km long, with 28 tunnels having an overall length of 28.4 km on both sides.[4] The longest tunnel is Talun Tunnel which is 4870 m long.[4]

Sections 2 and 3

Section 2 is from Doab, Shahrestanak, Alborz to Pol-e Zanguleh, Kelardasht District, Mazandaran Province. The total length is 25 km.[4] The section has 20 tunnels with overall length of 24.2 km. The longest tunnel is Alborz Tunnel with a length of 6378 m.[4] Section 3 is from Pol-e Zanguleh, Kelardasht District, Mazandaran Province to Marzan Abad, Kelardasht District, Mazandaran Province with a length of 46 km. This section will have 92 tunnels with overall length of 33.5 km.[4] Section 2 was completed in 2023,[3] but Section 3 is still under construction.[5]

Section 4

Section 4 is from Marzan Abad, Kelardasht District, Mazandaran Province to Chalus. This section is 20 km long. It has 4 tunnels with an overall length of 1400 m.[4] This section was opened in March 2013.[6][7]

Direction
from north to south

Road 22
east to Nowshahr-Sari-Gorgan
west to Tonekabon-Ramsar-Rasht
Chalous
Chalous toll station
Under Construction
Road 59
Under Construction
Mazandaran Province
Alborz Province
Road 59
north to Gach Sar-Chalous-Nowshahr
south to Tehran
Alborz Province
Tehran Province
Sangan
Emamzadeh Davud
Solghan
Tehran toll station
Tehran

Azadegan Expressway
north to Solghan-Nowshahr-Chalous
west to Kharrazi Expressway-Karaj
east to Hemmat Expressway
from south to north

References
  1. پروژه آزادراه تهران - شمال Archived 2014-02-26 at archive.today
  2. Tabnak. "درمورد آزادراه تهران شمال در ویکی تابناک بیشتر بخوانید" (in Persian).
  3. "با حضور رییس‌جمهوری: آزادراه تهران- شمال بطور رسمی افتتاح شد". IRNA (in Persian).
  4. مناطق عملیاتی Archived 2014-02-26 at archive.today
  5. "شرکت آزادراه تهران شمال". www.tsfc.ir. Retrieved 2020-02-25.
  6. قطعه ۴ آزادراه تهران-شمال با حضور احمدی‌نژاد افتتاح شد
  7. علاقمندی اتریش برای مشارکت در توسعه زیرساخت‌های حمل و نقل ایران
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