Pathrala barrage
Pathrala Barrage (Hindi: पथराला बांध) is a barrage across the Somb river, located in Yamuna Nagar District, in the state of Haryana, India. History. The Western Yamuna Canal, built in 1335 CE by Firuz Shah Tughlaq, excessive silting caused it to stop flowing in 1750 CE, British raj undertook a three-year renovation in 1817 by Bengal Engineer Group, in 1832-33 Tajewala Barrage dam at Yaumna was built to regulate the flow of water, in 1875-76 Pathrala barrage at Dadupur and Somb river dam downstream of canal were built, in 1889-95 the largest branch of  the canal "Sirsa branch" was constructed, the modern Hathni Kund Barrage was built in 1999 to handle the problem of silting to replace the older Tajewala Barrage. The Western Yamuna Canal begins at the Hathnikund Barrage about from Dakpathar and south of Doon Valley. The canals irrigate vast tracts of land in the region in Ambala district, Karnal district, Sonepat district, Rohtak district, Jind district, Hisar district and Bhiwani district.