Article · Wikipedia archive · Last revised Jun 12, 2026

State road D.100 (Turkey)

D.100, popularly referred to as E-5, is a west-to-east state highway in Turkey. The route starts at Kapıkule, the Bulgarian border check point, and ends in Gürbulak, the Iranian border check point. Running all the way from west to east, it crosses most of the north-to-south state roads, including the D.650, D.750, D.850 and D.950.

Last revised
Jun 12, 2026
Read time
≈ 2 min
Length
409 w
Citations
3
Source
Wikipedia ↗
D.100 shield}}
D.100
Route information
Part of E80 / AH1 / AH5 / AH85
Length1,788 km (1,111 mi)
Major junctions
West end A 4 at the Bulgarian border near Kapıkule
East end Road 32 at the Iranian border near Gürbulak
Location
CountryTurkey
Highway system
State road D-100 in Kadıköy, Istanbul seen westwards source ↗

D.100, popularly referred to as E-5, is a west-to-east state highway in Turkey. The route starts at Kapıkule, the Bulgarian border check point, and ends in Gürbulak, the Iranian border check point.1 Running all the way from west to east, it crosses most of the north-to-south state roads, including the D.650, D.750, D.850 and D.950.

The highway is joint into the European Route E-80 in some parts.

The highway's name was changed in 1992 to D.100, but the public refers to it as E-5 to this day. The actual E-5 highway is between Scotland and Spain spanning 3,100 kilometers.

Itinerary

Province Location Distance from Kapıkule (km) Distance from Kapıkule (mile) Distance from Gürbulak (km) Distance from Gürbulak (mile)
Edirne Province
Kapıkule
(Bulgarian border)
Maritsa motorway		 0 0 1788 1111
Edirne 23 14 1765 1097
Kırklareli Province Lüleburgaz 95 59 1693 1052
Tekirdağ Province Çorlu 142 88 1646 1023
Istanbul Province Istanbul2 253 157 1535 954
Kocaeli Province
Gebze 313 194 1475 917
İzmit 364 226 1426 884
Sakarya Province Adapazarı 401 249 1387 862
Bolu Province
Bolu 515 320 1273 791
Gerede 568 353 1220 758
Çankırı Province Ilgaz 705 438 1083 673
Çorum Province Osmancık 815 506 973 605
Amasya Province
Merzifon 873 546 910 565
Amasya 924 574 864 536
Tokat Province Niksar 1030 641 758 471
Sivas Province Koyulhisar (junction) 1117 694 671 417
Erzincan Province Erzincan 1288 800 500 311
Erzurum Province
Aşkale 1423 884 365 227
Erzurum 1477 918 311 193
Horasan 1561 970 227 141
Ağrı Province
Ağrı 1659 1030 129 80
Doğubayazıt 1751 1089 35 22
Gürbulak
(Iranian border)
Road 32		 1788 1111 0 0

Helicopter crash

On March 10, 2017, a Sikorsky S-76 helicopter owned by Swan Aviation hit the antenna of the Endem TV Tower in heavy fog and crashed onto the State Road D100. All seven people on board were killed.3

References and notes

  1. Vatan Türkiye Turizm Atlası, Boyut Yayıncılık, Istanbul, 2009 ISBN 978-975-23-0634-9
  2. In İstanbul the road crosses the strait of Bosphorous by the Eurasia Tunnel
  3. "Investigation launched into helicopter crash killing 7 in Istanbul". Hürriyet Daily News. 2017-03-12. Retrieved 2017-03-12.
External links