The 15083 / 15084 Utsarg Express is a daily Express train of the Indian Railways, running between Chhapra Junction, the prominent city of Bihar, and Farrukhabad(Hindi: फ़र्रूख़ाबाद, Urdu: فرخ آباد) is a city in the state of Uttar Pradesh in northern India.Uttar Pradesh.

The train numbers of the Utsarg Expresses are:

• 15083UP: From Chhapra Junction to Farrukhabad – 682 km/18:20 Hrs
• 15084DN: From Farrukhabad to Chhapra Junction – 682 km/18:00 Hrs

The name Utsarg means Devotion.

15083– Chhapra Junction to Farrukhabad

The train consists of a total number of 21 coaches as follows:

• 2 AC II Tier
• 8 AC III Tier
• 6 Sleeper
• 3 Second Sitting
• 1 Unreserved cum Luggage Van
• 1 Power Car (EOG)

• It is hauled by a Izzatnagar-based WDP-4D locomotive end to end
• Loco reversal: Shahganj Junction

This train shared its rake with 18181/18182 Tatanagar–Chhapra Express before COVID-19 pandemic in India, during which the train number of the Utsarg Express was 18191/18192. Later, it began sharing its rake with 15053/15054 Chhapra–Lucknow Junction Express.

From November 2024, the Rake Sharing Arrangement (RSA) of the Utsarg Express has been modified, and it now shares its rake with the 15113/15114 Chhapra–Gomtinagar Express. The primary maintenance (PM) of the train has also shifted from Lucknow Junction (LJN) to Chhapra (CPR).

This was the first broad-gauge express train incorporated after broad conversion of section Shahganj-Ballia.

• Kaifiyat Express
• Chhapra Express

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