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📈 Economy of Bihar (Civil Services Prep) Topic 5.4: Infrastructure in Bihar (Complete Unabridged Modules)

Module 6: Important National Highways in Bihar - Trunk Corridors (Part 1)

📖 Chapter 5 of 10 🧩 Module 7 of 30 ⏱️ ~2 min read 💡 1 MCQs
Topic Part 1 of 2

Key arterial National Highways traversing Bihar (from Table 5.4.3):


  • NH 2 (205.70 km): Extends from the UP–Bihar border to the Bihar–Jharkhand border via Mohania, Sasaram, Dehri, Aurangabad, and Dobhi. Key cities: Mohania, Sasaram, Dehri, Aurangabad, Dobhi.
  • NH 31 (404.00 km): Extends from the Bihar–Jharkhand border to the Bihar–West Bengal border near Dalkhola via Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, and Kishanganj. Key cities: Bihar Sharif, Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, Dalkola, Kishanganj. It is the longest NH stretch in Bihar.
  • NH 28 (267.30 km): UP–Bihar border to Barauni via Gopalganj, Piprakothi, Muzaffarpur, and Dalsinghsarai.
  • NH 28A (66.70 km): Piprakothi to Raxaul (Nepal Border) via Motihari, Chapra, and Ramgadwa.
  • NH 30 (230.00 km): Mohania to Bakhtiyarpur via Kochas, Arrah, Bihta, and Patna.
  • NH 19 (93.00 km): UP–Bihar border near Manjhi to Patna via Chapra and Hazipur.
Important National Highways in Bihar - Trunk Corridors (Part 1)
Figure: Important National Highways in Bihar - Trunk Corridors (Part 1)
⭐ Key Points
  • NH 2 (205.70 km): Extends from the UP–Bihar border to the Bihar–Jharkhand border via Mohania, Sasaram, Dehri, Aurangabad, and Dobhi. Key cities: Mohania, Sasaram, Dehri, Aurangabad, Dobhi.
  • NH 31 (404.00 km): Extends from the Bihar–Jharkhand border to the Bihar–West Bengal border near Dalkhola via Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, and Kishanganj. Key cities: Bihar Sharif, Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, Dalkola, Kishanganj. It is the longest NH stretch in Bihar.
  • NH 28 (267.30 km): UP–Bihar border to Barauni via Gopalganj, Piprakothi, Muzaffarpur, and Dalsinghsarai.
  • NH 28A (66.70 km): Piprakothi to Raxaul (Nepal Border) via Motihari, Chapra, and Ramgadwa.
  • NH 30 (230.00 km): Mohania to Bakhtiyarpur via Kochas, Arrah, Bihta, and Patna.
  • NH 19 (93.00 km): UP–Bihar border near Manjhi to Patna via Chapra and Hazipur.
📌 One-line Q&A
  • NH 2 (205.70 km): Extends from the UP–Bihar border to the Bihar–Jharkhand border via Mohania, Sasaram, Dehri, Aurangabad, and Dobhi. Key cities: Mohania, Sasaram, Dehri, Aurangabad, Dobhi.
  • NH 31 (404.00 km): Extends from the Bihar–Jharkhand border to the Bihar–West Bengal border near Dalkhola via Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, and Kishanganj. Key cities: Bihar Sharif, Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, Dalkola, Kishanganj. It is the longest NH stretch in Bihar.
  • NH 28 (267.30 km): UP–Bihar border to Barauni via Gopalganj, Piprakothi, Muzaffarpur, and Dalsinghsarai.
  • NH 28A (66.70 km): Piprakothi to Raxaul (Nepal Border) via Motihari, Chapra, and Ramgadwa.
  • NH 30 (230.00 km): Mohania to Bakhtiyarpur via Kochas, Arrah, Bihta, and Patna.
  • NH 19 (93.00 km): UP–Bihar border near Manjhi to Patna via Chapra and Hazipur.
Questions 1 MCQs

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Which National Highway connects Piprakothi to Raxaul on the Nepal border?

NH 28A spans 66.70 km connecting Piprakothi to Raxaul (Nepal Border) via Motihari.
Question 1 of 1

One-liners

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NH 2 (205.70 km): Extends from the UP–Bihar border to the Bihar–Jharkhand border via Mohania, Sasaram, Dehri, Aurangabad, and Dobhi. Key cities: Mohania, Sasaram, Dehri, Aurangabad, Dobhi.

Extends from the UP–Bihar border to the Bihar–Jharkhand border via Mohania, Sasaram, Dehri, Aurangabad, and Dobhi. Key cities: Mohania, Sasaram, Dehri, Aurangabad, Dobhi.

NH 31 (404.00 km): Extends from the Bihar–Jharkhand border to the Bihar–West Bengal border near Dalkhola via Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, and Kishanganj. Key cities: Bihar Sharif, Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, Dalkola, Kishanganj. It is the longest NH stretch in Bihar.

Extends from the Bihar–Jharkhand border to the Bihar–West Bengal border near Dalkhola via Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, and Kishanganj. Key cities: Bihar Sharif, Bakhtiyarpur, Mokama, Barauni, Khagaria, Purnea, Dalkola, Kishanganj. It is the longest NH stretch in Bihar.

NH 28 (267.30 km): UP–Bihar border to Barauni via Gopalganj, Piprakothi, Muzaffarpur, and Dalsinghsarai.

UP–Bihar border to Barauni via Gopalganj, Piprakothi, Muzaffarpur, and Dalsinghsarai.

NH 28A (66.70 km): ______

Piprakothi to Raxaul (Nepal Border) via Motihari, Chapra, and Ramgadwa.

NH 30 (230.00 km): ______

Mohania to Bakhtiyarpur via Kochas, Arrah, Bihta, and Patna.

NH 19 (93.00 km): ______

UP–Bihar border near Manjhi to Patna via Chapra and Hazipur.