China project / Shanghai

Baohui beam yard completes 1,668 box girders

China Railway Group reported that the Baohui beam yard in Shanghai's Baoshan District completed all 1,668 precast box girders assigned to the yard on September 22, 2026. The source says the final girder was 32.6 meters long and weighed 370.7 tonnes, and that the yard supports works on the Shanghai-Nanjing-Hefei high-speed railway Shanghai-Nanjing section and the second phase of the Shanghai-Suzhou-Nantong Railway.

infrastructure2026-09-28

Key points

The final box-girder pour was completed on September 22, 2026 at the Baohui beam yard in Baoshan District, Shanghai.
The final girder is listed at 32.6 meters long and 370.7 tonnes.
The source says the 370-mu yard has 22 casting pedestals, 154 storage pedestals and peak production capacity of six box girders per day.

Source context

Source: China Railway Group. Open the original publication for dates, figures and full context.

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Source details

Project context stated by the source: Shanghai-Nanjing-Hefei high-speed railway Shanghai-Nanjing section and Shanghai-Suzhou-Nantong Railway Phase 2.
Work scope stated by the source: precasting and erection for the Shanghai-Nanjing section station-front Lots I to II and Shanghai-Suzhou-Nantong Railway Phase 2 station-front Lot III.
Contractor context stated by the source: China Railway No. 4 Engineering Group under China Railway Group.
Intelligent equipment listed by the source includes prestressing-positioning mesh welding, plane rebar bending, automatic strand threading, laser/ultrasonic vibration and leveling, and anchor-pocket strand cutting and roughening equipment.

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