Prefabricated structural components for building or civil engineering
Articles of cement, of concrete or of artificial stone, whether or not reinforced. > Other articles: > Prefabricated structural components for building or civil engineering > Prefabricated structural components for building or civil engineering
Duty Rate (from China)
Products classified under Tariff item 6810.91.00
Artificial Stone Bridge Girders
Prestressed artificial stone bridge girders composed of polymer concrete with fiber reinforcement, designed for pedestrian or light vehicle bridges. These prefabricated structural components are manufactured off-site and installed as load-bearing spans in civil engineering projects, qualifying under tariff item 6810.91.00.
Artificial Stone Wall Panels
Prefabricated wall panels made from engineered stone (resin-bound aggregates) for exterior building walls in commercial structures. These load-bearing or curtain wall components are molded for precise fitting and used in building construction, falling under tariff item 6810.91.00 as prefabricated structural components.
Concrete Foundation Piles
Precast prestressed concrete piles driven into the ground for building foundations in civil engineering works. Manufactured with high-strength concrete and tensioned steel strands for deep support, these are prefabricated structural components for civil engineering, qualifying under tariff item 6810.91.00.
Precast Concrete Columns for Bridges
Tall precast concrete columns with prestressed reinforcement, used as piers in bridge construction for civil engineering projects. Produced in factories with precise dimensions for quick on-site erection, these are prefabricated structural components for civil engineering, falling under tariff item 6810.91.00.
Precast Concrete Retaining Walls
Modular precast concrete panels and posts for soil retention in civil engineering projects like highways and residential grading. Designed with interlocking joints and reinforcement for lateral earth pressure, these are prefabricated structural components for civil engineering, qualifying under tariff item 6810.91.00.
Precast Concrete Tunnel Segments
Ring segments of reinforced concrete for tunnel lining in underground civil engineering projects like subways. Precision-cast with gasket grooves for watertight assembly, these are prefabricated structural components for civil engineering, falling under tariff item 6810.91.00.
Precast Reinforced Concrete Beams
Precast concrete beams reinforced with steel rebar, designed for use in building construction as load-bearing structural elements. These components are manufactured off-site and transported for assembly in bridges or multi-level buildings, qualifying under tariff item 6810.91.00 as prefabricated structural components.
Reinforced Concrete Staircase Units
Prefabricated precast concrete stair flights with integrated landings and rail attachments for multi-level buildings. Reinforced for live loads and fire resistance, these are structural building components, falling under tariff item 6810.91.00 as prefabricated structural components for building.