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The product height is low! 75mm! Ideal expansion device for old bridges and thin slabs.
The product height is low! Responding to the demand for low-height expansion devices! A thinness that fits within the typical pavement thickness: "Hybrid Joint TS Type."
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[Column] What is a buried expansion device?
Explaining the four benefits, construction methods, and types! Also introducing the manufacturers that produce them.
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[Column] Drainage and Non-Drainage Expansion Devices
Explanation of the differences and devices for enhancement! I have also summarized the mechanisms for enhancing the functions of the devices.
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[Column] What is the calculation of the expansion and contraction amount of expansion devices?
Explaining the specific ways to seek each factor! Also introducing the main causes of expansion and contraction.
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[Column] Replacement of Expansion Devices: Explanation of the Procedure and Three Important Points to Note
Explaining the differences between replacing and newly installing a telescopic device! Summarized the flow and key points related to replacement.
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[Column] Explanation of the Reasons and Types of Water-Stopping Materials for Expansion Devices
A detailed explanation of the role of the water-stopping material in the expansion and contraction device and the types of water-stopping materials.
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[Column] Construction Methods for Expansion Devices | Basic Procedures and Precautions for New Installations
Explaining the key points and precautions for each construction! Based on the installation of expansion devices, we will introduce the basic methods of construction.
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[Column] The Role of Joint Materials in Expansion Devices
Explaining the drawbacks of sealing materials and how to compensate for them! Also introducing the main roles of elastic sealing materials.
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[Column] What is a steel deck? Key points for installing expansion devices explained.
Explanation of the structure and features of the expansion device for steel deck plates, as well as the advantages and disadvantages of steel deck plates!
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[Column] Foundations of Bridges: Types and Characteristics, Explanation of Their Usage Ratios
Explanation of the main types of bridge foundations: shallow foundations, pile foundations, and caisson foundations.
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[Column] What are Abutments and Piers - The Structures that Support Bridges
Introduction to the basic functions, types, and selection methods of bridge abutments and piers.
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[Column] What is a bridge girder? Explanation of types, structures, and which part of the bridge it is.
Introducing what bridge girders refer to with illustrations! Explanation of the types and structures of bridge girders.
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[Column] Structure of Bridges: Explanation of the Names and Roles of Each Component, and Types of Bridges
Explaining the structure of bridges and the names and roles of each component! Introducing types of bridges categorized by structure and materials.
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[Column] What is a finger joint?
Explaining the features based on three key points! It also summarizes aspects like appearance and structure.
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[Column] What is a rubber joint?
Summarizing and introducing the merits and demerits! Clearly distinguishing the differences from other devices.
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[Column] What is a Hybrid Joint? Introducing 7 Features and Product Examples
Introducing features and product examples with photos! Please use this as a reference when choosing a telescopic device.
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[Column] What is a PC Bridge? An Explanation of Its Structure, Types, and Differences from Steel Bridges
Introducing what a PC bridge is, including its benefits! Also explaining the differences from steel bridges.
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[Column] What is a road surface? It is responsible for ensuring road safety and managing surface drainage.
Explanation of the installation location and construction scene of the underground cover, as well as the widening work and water-stopping materials for the underground cover!
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[Column] What are bearings? Supporting bridge girders with various types of components.
Introducing the basic functions, history, and types of supports! Also explaining their relationship with expansion devices.
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[Column] What is an expansion device? Explaining its role in bridges and highways.
We are explaining what role the expansion and contraction device plays!
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[Column] What is the "secondary water stop material" for expansion joints? An overview of its purpose and types.
Secondary water stop materials for secondary water stopping! An explanation of the purpose and an introduction to products from various manufacturers.
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[Column] Three Types of Expansion Devices: Explanation of Features and Selection by Category
Introducing the types of expansion devices and explaining their features and benefits!
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NEXCO specifications expansion device new product born! Obtaining NEXCO certification!
New product NEXCO certified | CF-20 | NCF type | 3LII-150 | 3LII-160 |
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"Hybrid Joint" expansion device confirmed for 50 years of durability.
Confirmed durability of 50 years through fatigue endurance testing!
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Metropolitan Expressway Approved! Expansion Device 'Hybrid Joint CS Type'
A new adoption has been decided for the steel deck slabs of the metropolitan expressway! It contributes to excellent water resistance and improved durability as a pioneering product.
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Hybrid Joint NS-LL Type: A Stretchable Device with Excellent Water Stopping Properties
The adhesion between the steel plate and rubber was confirmed to have no delamination in the tensile test!
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Comparison of Various Companies "Quick Reference Chart for Expansion and Contraction Devices" <Free Material Provided>
You can easily see what products each manufacturer offers! It's recommended for those who want to compare multiple products.
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Expansion device automatic selection tool - Select expansion devices regardless of the manufacturer!
Introduction of a tool that allows for easy product selection by inputting "stretch amount" and "play interval."
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Hybrid Joint Automatic Selection Tool <Free Materials Provided>
Once you enter everything, the selection results will be displayed automatically! We are introducing how to use it!
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【Expansion Device】Noise issues from the expansion device! What is the cause? What is the inspection method?
A clear explanation of the damage caused by noise and the causes of noise generation! We will also introduce inspection methods.
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