Box Girder Formwork for Bridge

A segmental bridge box girder is a type of bridge structure that consists of multiple precast concrete segments that are joined together to form a continuous box girder. The box girder is a hollow structure that provides strength and stability to the bridge.

Each segment is typically cast off-site and then transported to the bridge location for assembly. The segments are designed to interlock with each other, usually using post-tensioning or epoxy joints, to create a seamless and continuous girder.

Segmental bridge box girders are often used for long-span bridges or bridges that need to accommodate heavy loads. They offer several advantages over other bridge construction methods, including:

1. Faster construction: The precast segments can be manufactured simultaneously while the bridge piers or abutments are being built, allowing for faster construction compared to traditional cast-in-place methods.

2. Improved quality control: The controlled environment of a precast plant allows for better quality control and consistency in the manufacturing of the segments.

3. Reduced disruption: Segmental construction minimizes disruption to traffic during construction, as the bridge can be built in smaller sections and assembled incrementally.

4. Enhanced durability: The use of high-strength concrete and post-tensioning in segmental bridge box girders provides excellent durability and resistance to cracking and corrosion.

Segmental bridge box girders have been used in numerous bridge projects around the world and have proven to be a reliable and cost-effective solution for long-span structures.

Product feature:

* It is widely be used in all kinds of tunnel concrete construction
* The product is easy to use and flexible to disassemble.
* More times turnover, low cost amortization.
* The appearance of concrete is well quality.
* Save labor cost and reduce project cost.

Advantage:

● light weight; 
● simple, strong and stable structure; 
● moved, mounted and stripped easily; 
● strong reusability; 
● small deformation under force; 
● adequate space under traveler and providing a big space for bars and formwork construction operation.