The construction history of Deodai Railway

On November 29, 2009, the line held a construction mobilization meeting.

At 6 o'clock on October 9, 2011, the DeDa Railway Special Bridge across Dongqing Expressway started to close the Dongying-Qingzhou Expressway, marking the beginning of the construction phase of the Cross-Dongqing Special Bridge with steel pipe concrete tie-arch.

On December 24, 2012, the Longju Yellow River Special Bridge of the DeDa Railway was merged into the bridge, which is the point of attack in the construction of the DeDa Railway. It is the largest span and longest railroad steel bridge in the Yellow River basin.

On the morning of July 9, 2014, the roofing of the station house of Binzhou West Station (now called Binzhou Station) of De-Da Railway was successfully completed, and Qin Chuanbin, member of the Standing Committee of the Municipal Party Committee of Binzhou and executive vice mayor of Binzhou, participated in the roofing ceremony. Station roof means that the main engineering construction of the station has been completed. As of the roof, bridge and culvert, roadbed earthwork completed 100%, girder, track laying work is basically completed, is carrying out "four electricity" construction.

August 11, 2014 at 8:00 a.m., in Binzhou City, Shandong Province, orange-red bridging machine fluttering flags, China Railway Bureau project paving and framing staff through the DeDa Railway across the roundabout National Highway 205 bridge, the last section of rail rows will be paved in the DK170 + 000 at the point of contact, the construction staff and the construction of the finger leaders wielded wrenches tighten rail bolts, the scene of the firecrackers, announcing that the full length of the 256-kilometer DeDa Railway paved through the whole line. kilometers of the whole line of the De Dai Railway paved.

March 26, De Dai Railway Huanghe Ya station south end of the throat into the Beijing-Shanghai Railway project start, which marks the De Dai Railway and Beijing-Shanghai Railway line officially connected. In addition, at the same time as the De Dai Railway and Beijing-Shanghai Railway connecting, De Dai Railway Huanghe Ya station station renovation project has also been launched.

Huangheya station renovation project of Derda Railway constructed by China Railway Ten Bureau was successfully opened on April 17, 2015, and the new station of Huangheya was opened and opened, marking the full completion of Huangheya station renovation project.

The reporter was informed that the opening of the De Dai Railway is imminent, the Binzhou Municipal Government to the Jinan Railway Bureau to apply for the De Dai Railway "Binzhou West Station" renamed "Binzhou Station", the original small Zhan Railway "Binzhou Station "renamed" Binzhou East Station.

June 8, 2015, the reporter interviewed that the De Dai Railway Dongying's largest passenger station - Dongying South Station station building main body, platforms, tunnels, construction has been completed, is in the interior and exterior decoration, the station square will also enter the construction.

On July 2, 2015, the 10KV distribution house in Shanghe of the DeDa Railway, which is under the construction of the DeDa four-electricity project manager department of China Railway Electrification Bureau Group Co Ltd, was successfully energized at one time, marking a breakthrough in the four-electricity project behind the station.

On July 7, 2015, the construction of the main project of Dongying South Station of Derda Railway was fully completed. At present, the station main body, platform canopies, the main line track laying project construction is all completed, the station indoor and outdoor decoration is completed 80%, the installation of ancillary facilities to follow up accordingly, in early August with acceptance conditions.

On July 16, 2015, the comprehensive Ⅰ bidding section project of Derda Railway constructed by China Railway Ten Bureau successfully passed the preliminary acceptance, which marks that the construction of Derda Railway has entered the comprehensive closing stage. After more than five years of engineering construction, De Dai Railway is expected to be opened to traffic before the National Day in 2015.

July 21, 2015, after China Railway Bureau De Da Railway Project Department of 500 employees hard work,,shikou station reconstruction project was successfully completed, marking the De Da Railway and Zidong Railway existing line successfully connected.

July 24, 2015, the reporter is located in the Yellow River 20 Road Bohai four Road Binzhou West Station (now called Binzhou Station) to see, the main project of the passenger station house has been completed, is carrying out intense renovation work. It is reported that the station house project will be static acceptance on August 25th, August 27th for the whole line of contact network power delivery, the whole DeDa line project will be opened in September 2015.

In August 2015, the De Dai Railway entered the national acceptance and rectification stage, and will be officially opened to traffic in September 2015. As of August 2015, Lingsheng Station, Linyi Station, Shanghe Station, Yangxin Station, Binzhou West Station (now known as Binzhou Station) and Lijin South Station have all passed the preliminary acceptance , and Dongying South Station entered the preliminary acceptance stage on August 5th.

On August 11, 2015, the 110KV (kilovolt) traction substation in Lingsheng successfully delivered power to the Derda Railway, marking the start of the contact network and equipment delivery work for the entire line of the Derda Railway.

On August 29, 2015, the DeDa Railway, which is under the construction of China Railway Electrification Bureau Group, successfully completed a two-day cold sliding test, marking that the state of the contact network of the DeDa Railway complied with the relevant design standards, and the cold sliding of the contact network of the whole line was successfully completed.

In the evening of August 30, 2015, after 20 days of careful debugging, the De Dai Railway traction substation has been equipped with conditions for power supply, 110 kV voltage will be converted into 27.5 kV contact network voltage through the transformer, realizing the contact network with power operation.

On September 12, 2015, the line project of De Dai Railway passed dynamic acceptance.

On September 20, 2015, the De Dai Railway carried out the train charged debugging and ran well.