The Dioxin Remediation Project at Bien Hoa Airbase is one of Vietnam’s most significant environmental restoration efforts, funded by the United States Agency for International Development (USAID). Vina E&C is honored to serve as the main contractor, delivering complex technical packages to remediate contaminated soil, helping to overcome the legacy of war and restore a sustainable living environment.
With a total construction value of over VND 195 billion, the project was implemented during 2021 – 2023 in Bien Hoa City, Dong Nai Province. It stands as one of the projects requiring strict international standards in safety, engineering, and construction technology.
| Work Category | Scope of Work |
|---|---|
| LTSA Long-Term Storage Area | Construction of a long-term containment facility with a capacity of up to 300,000 m³ of dioxin-contaminated soil/sediment |
| HCTS Temporary Storage Area | Development of a temporary storage site for highly contaminated soil |
| Infrastructure & Roads | Roadworks using Full-Depth Reclamation (FDR) method, asphalt pavement, and subgrade treatment |
| Excavation & Transport | Excavation, handling, and transportation of approximately 50,000 m³ of contaminated soil |
| Pumping & Channel System | Supply and installation of 2,700 m³ of concrete for pumping stations, drainage channels, and geocell structures |
| Lining & Containment | Supply and installation of dual-layer HDPE liners (1.5 mm) for storage areas, ensuring long-term safety and integrity |
VINA E&C participated in Construction of Main Technical Infrastructure – Area A in Thu Duc City, Ho Chi Minh City, including site grading and ground treatment and internal road systems.
VINA E&C participated in Waterline Package A under the Design–Build–Operate Project for the Nhieu Loc–Thi Nghe Wastewater Treatment Plant. The scope included civil works for the waterline and auxiliary facilities in Area A, involving approximately 36,000 m³ of concrete and 3,900 tonnes of reinforcing steel.
VINA E&C participated in site-grading and villa-construction works for the Six Senses Saigon River Eco-Urban Development in Dai Phuoc Commune, Nhon Trach District, Dong Nai Province. The scope included site formation for Areas 2A, 2B and the Resort Area, together with the construction of 76 villas.
VINA E&C participated in Package L – Shoreline Protection Works under the Long Son Petrochemicals Complex Project. The scope included port revetments, site formation, internal roads, soft-soil treatment using PVD, flood-protection and drainage systems, a firewater tank and a pump house.
VINA E&C participated in Package J – Wastewater Treatment Plant Expansion under the Ho Chi Minh City Water Environment Improvement Project – Phase II. The scope included reinforced-concrete treatment tanks, construction and expansion joints, waterproofing, staircases, drainage works and a bypass road.
VINA E&C participated in the construction of technical infrastructure, warehousing facilities and the Hung Thai Maritime Service Port in Phu My Town, Ba Ria – Vung Tau Province. The scope included two warehouses with a combined area of 39,482 m², internal roads, a weighbridge, piling works, dredging and a cargo berth.
VINA E&C participates in Package CW1 under the Dioxin Remediation at Bien Hoa Airbase Project. The scope includes construction of a 150,000 m³ Pre-Treatment Storage Area, excavation and transportation of up to 270,000 m³ of dioxin-contaminated soil and sediment, and associated treatment, storage and technical infrastructure.
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