Project Overview
This gas pipeline relocation is necessitated by the highway expansion of the Fuquan Expressway connector and planned Luocheng Road routing in Cangshan District, Fuzhou City. Approximately 1,450m of existing pipeline is encroached by planned ramps and roundabouts, with some sections directly beneath highway interchange pile foundations. The new route spans 1,821.7m (Pile AP-01 to AP-52).
Key Construction Details:
- Reason: Ensure highway construction safety and pipeline operational integrity
- Encroachment Type:
- Highway ramps
- Roundabout construction
- Pile foundations
Pipeline Specifications:
| Tham số | Value |
|---|---|
| Diameter | Ф406×7.9mm |
| Material | L415 steel |
| Design Pressure | 7.5 MPa |
| Operating Pressure | 4.0 MPa |
| Content | Natural gas |
| Coating | 3PE anti-corrosion |
Project Timeline & Stakeholders:
- Client: CNOOC Fujian Natural Gas Co., Ltd.
- Duration: April 18 – May 18, 2023
- Location: Qingliang Village, Chengmen Town, Cangshan District
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