"tunneling technology"

#12645830

15 August 2025

The Boring Company logo appears on a smartphone screen in this photo illustration in Athens, Greece, on August 15, 2025.

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#11596687

22 September 2024

Visitors look at the ''model of the Caucasian Shield Machine'' at the 16th International Transportation Technology and Equipment Exhibition in Beijing, China, on September 22, 2024.

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#11399280

11 July 2024

Workers are installing tunnel segments at the excavation site of the ''Hero'' shield tunneling machine at Tianxiang Avenue tunnel of the Nanchang-Jiujiang High-speed Railway in Nanchang, China, on July 10, 2024.

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#11399278

11 July 2024

Workers are using a gantry crane to carry out pipe segment lifting at the tunneling surface of the ''Hero'' shield machine of Tianxiang Avenue Tunnel in Nanchang, China, on July 10, 2024.

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#11399279

11 July 2024

Workers are using a gantry crane to carry out pipe segment lifting at the tunneling surface of the ''Hero'' shield machine of Tianxiang Avenue Tunnel in Nanchang, China, on July 10, 2024.

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#11199423

1 May 2024

The ''Hero'' shield machine is successfully passing under the Yao Lake branch as it completes the 411th ring excavation for the Tianxiang Avenue Tunnel, which is part of the Nanchang-Jiujiang Intercity Railway in Nanchang City, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel, a critical component of the railway's full line, spans a total length of 6.379 km and is the largest shield tunnel for a 350 km/h high-speed railway officially under construction in China.

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#11199425

1 May 2024

The ''Hero'' shield machine is successfully passing under the Yao Lake branch as it completes the 411th ring excavation for the Tianxiang Avenue Tunnel, which is part of the Nanchang-Jiujiang Intercity Railway in Nanchang City, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel, a critical component of the railway's full line, spans a total length of 6.379 km and is the largest shield tunnel for a 350 km/h high-speed railway officially under construction in China.

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#11199416

1 May 2024

Technicians are operating the ''Yingxiong'' shield machine in the operation room inside the Tianxiang Avenue tunnel of the Nanchang-Jiujiang Intercity Railway in Nanchang, Jiangxi province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a key project of the Nanchang-Jiujiang Intercity Railway, spanning a total length of 6.379 km. It is the largest shield tunnel designed for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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#11199427

1 May 2024

The ''Hero'' shield machine is departing from the construction site of the Tianxiang Avenue tunnel of the Nanchang-Jiujiang Intercity Railway in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel, a critical part of the Nanchang-Jiujiang Intercity Railway, spans a total length of 6.379 km. It is the largest shield tunnel designed for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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#11199417

1 May 2024

Construction workers are working intensively inside the Tianxiang Avenue tunnel of the Nanchang-Jiujiang Intercity Railway in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a key part of the Nanchang-Jiujiang Intercity Railway, spanning a total length of 6.379 km. It is the largest shield tunnel designed for a 350 km/h high-speed railway that is officially under construction in China.

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#11199418

1 May 2024

The ''Hero'' shield machine is carrying out excavation construction in the Nanchang-Jiujiang Intercity Railway Tianxiang Avenue tunnel in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a control project of the full line of the Nanchang-Jiujiang Intercity Railway, with a total length of 6.379 km. It is the largest shield tunnel with a diameter suitable for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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#11199419

1 May 2024

The ''Hero'' shield machine is carrying out excavation construction in the Nanchang-Jiujiang Intercity Railway Tianxiang Avenue tunnel in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a control project of the full line of the Nanchang-Jiujiang Intercity Railway, with a total length of 6.379 km. It is the largest shield tunnel with a diameter suitable for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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#11199420

1 May 2024

Construction workers are working intensively inside the Tianxiang Avenue tunnel of the Nanchang-Jiujiang Intercity Railway in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a key part of the Nanchang-Jiujiang Intercity Railway, spanning a total length of 6.379 km. It is the largest shield tunnel designed for a 350 km/h high-speed railway that is officially under construction in China.

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#11199421

1 May 2024

The ''Hero'' shield machine is carrying out excavation construction in the Nanchang-Jiujiang Intercity Railway Tianxiang Avenue tunnel in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a control project of the full line of the Nanchang-Jiujiang Intercity Railway, with a total length of 6.379 km. It is the largest shield tunnel with a diameter suitable for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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#11199422

1 May 2024

Construction workers are working intensively inside the Tianxiang Avenue tunnel of the Nanchang-Jiujiang Intercity Railway in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a key part of the Nanchang-Jiujiang Intercity Railway, spanning a total length of 6.379 km. It is the largest shield tunnel designed for a 350 km/h high-speed railway that is officially under construction in China.

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#11199424

1 May 2024

The ''Hero'' shield machine is carrying out excavation construction in the Nanchang-Jiujiang Intercity Railway Tianxiang Avenue tunnel in Nanchang, Jiangxi Province, China, on May 1, 2024. The Tianxiang Avenue Tunnel is a control project of the full line of the Nanchang-Jiujiang Intercity Railway, with a total length of 6.379 km. It is the largest shield tunnel with a diameter suitable for a 350 km/h high-speed railway that is officially being excavated and constructed in China.

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