Freight Corridor construction and quality, Cheat Sheet of Civil Engineering

Freight Corridor construction and quality

Typology: Cheat Sheet

2010/2011

Uploaded on 02/20/2024

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Construction[edit]
Under construction picture of Eastern dedicated freight corridor. The tracks of
dedicated freight corridors in India are!broad gauge.
Under the Eleventh!Five Year Plan!of India (2007–12), the!Ministry of
Railways!started constructing a new Dedicated Freight Corridor (DFC) in
two long routes, namely the Eastern and Western freight corridors.[2]!The
two routes cover a total length of 3,260 kilometres (2,030!mi), with
the!Eastern Dedicated Freight Corridor!stretching
from!Ludhiana!in!Punjab!to!Dankuni!in!West Bengal!and the!Western
Dedicated Freight Corridor!from!Jawaharlal Nehru
Port!in!Mumbai!(Maharashtra) to!Dadri!in!Uttar Pradesh.[3]!Upgrading of
transportation technology, increase in productivity and reduction in unit
transportation cost are the focus areas for the project.[4]
The construction of Eastern Freight Corridor has been completed by
February 2024.[5][6]
Technology[edit]
Pantographs[edit]
High-Rise!Pantograph!was developed in 2007 for DFC
In 2007, India set a world record with the indigenously
designed!pantograph, developed for the use in dedicated freight corridors
and other freight routes.[7]!with many other added features, such as twin
catenary height of 6 & 7.5 meters, auto upward-force adjustment to
improve effective current collection in adverse conditions, thereby enabling
reduction in energy consumption and allowing trains to run at much higher
speeds.[8]
Locomotives[edit]
WAG-12 on the eastern dedicated freight corridor
WAG-9HH locomotive carrying freight wagons
WAG-12!locomotive is a class of Indian multi-frame electric locomotive that
was developed in 2017 by!Alstom. With a horsepower of 12,000!hp it is one
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Construction[edit]

Under construction picture of Eastern dedicated freight corridor. The tracks of dedicated freight corridors in India are broad gauge. Under the Eleventh Five Year Plan of India (2007–12), the Ministry of Railways started constructing a new Dedicated Freight Corridor (DFC) in two long routes, namely the Eastern and Western freight corridors.[2]^ The two routes cover a total length of 3,260 kilometres (2,030 mi), with the Eastern Dedicated Freight Corridor stretching from Ludhiana in Punjab to Dankuni in West Bengal and the Western Dedicated Freight Corridor from Jawaharlal Nehru Port in Mumbai (Maharashtra) to Dadri in Uttar Pradesh.[3]^ Upgrading of transportation technology, increase in productivity and reduction in unit transportation cost are the focus areas for the project.[4] The construction of Eastern Freight Corridor has been completed by February 2024.[5][6]

Technology[edit]

Pantographs [edit] High-Rise Pantograph was developed in 2007 for DFC In 2007, India set a world record with the indigenously designed pantograph, developed for the use in dedicated freight corridors and other freight routes.[7]^ with many other added features, such as twin catenary height of 6 & 7.5 meters, auto upward-force adjustment to improve effective current collection in adverse conditions, thereby enabling reduction in energy consumption and allowing trains to run at much higher speeds.[8] Locomotives [edit] WAG-12 on the eastern dedicated freight corridor WAG-9HH locomotive carrying freight wagons WAG-12 locomotive is a class of Indian multi-frame electric locomotive that was developed in 2017 by Alstom. With a horsepower of 12,000 hp it is one

of the most powerful locomotives in the world. These locomotives are being used on the existing dedicated freight corridors.[9]^ WAG-9HH locomotive is a 9000 hp single-frame electric locomotive developed by Chittaranjan Locomotive Works to be used in Western Dedicated Freight Corridor (WDFC). The WAG-9 series are quite similar to the WAP-7 class locomotive but features a different gear ratio, which makes it suitable for heavy freight operations. They are also the freight-dedicated three-phase AC locomotives in the country fitted with IGBT.[10] Tracks [edit] The Western DFC will have special head-hardened (HH) 250m-long rails welded using Flash Butt welding machines. The axle load of the track will be 32.5t compared to the existing 25t axle load used on Indian rail tracks.[11] Speed [edit] Till date in the commissioned sections, a total of 4000 trains have been run. Some of the trains in the section are achieving the average speed of 99. kmph in EDFC and the average speed is 89.50 kmph in WDFC.[12][13][14]

Network[edit]

Summary [edit] Partly opened Approved Proposed