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The joint doesn't prevent expansion and contraction but it limits the damage caused by thermal stress. It allows room for the concrete ( or steel ) to expand and contract without creating the severe cracks that would form without them.

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Why are railroad tracks built with a flexible expansion and contraction joint?

The tracks have a larger coefficient of linear expansion than the ground beneath.


Why would a bridge contain gaps where the metal pieces fit together?

these gaps "joint" are used to prevent cracking due to expansion and contraction which result from the change in temperatures between summer and winter and night and day


What is the travel joint in oil well completion?

it is a barrel and mandrel can move in each other to absorb expansion and contraction of the tubing.


What is the difference between Rubber Expansion joint and Dismentaling joint?

A rubber expansion joint is designed to absorb movements in piping systems due to thermal expansion or vibration, while a dismantling joint is used to provide the ability to dismantle a pipeline into separate parts for maintenance or repair purposes. The rubber expansion joint helps to prevent damage to the piping system, while the dismantling joint helps to facilitate easy access to the pipeline components.


The difference between contraction joint and construction joint?

A construction joint in concrete jobs is a joint where a fully set and hard concrete joins a fresh concrete to make a joint. Normally, cracks would occur at this joint because concrete was not cast monolithic. A contraction joint is joint between two concrete edges so formed which allows minute movement between the two edges caused by heat or some other external forces. Usually, contraction joints are also referred to as expansion joints.


What is the antonym for contraction?

Expansion is the antonym for contraction.


What are some of the uses of expansion and contraction?

Expansion and contraction are commonly used in materials to accommodate temperature changes, prevent warping or cracking, and ensure structural stability. This physical property is also used in applications such as thermostats, bimetallic strips, and in the design of bridges and buildings to account for thermal variations. Additionally, expansion joints are used in infrastructure to absorb movement due to temperature changes and prevent damage.


Do you agree that expansion and contraction only cause problems?

No, we use expansion and contraction to tell temperature(thermometer).


What are the release dates for Expansion and Contraction - 1903?

Expansion and Contraction - 1903 was released on: USA: January 1903


What are two examples of uses of the expansion and contraction materials?

Expansion materials can be used in bridges and buildings to accommodate changes in temperature and prevent cracking. Contraction materials are commonly used in pavement construction to control the cracking caused by shrinkage as the material cools.


What is the process for driveway expansion joint replacement?

The process for driveway expansion joint replacement involves removing the old joint material, cleaning the joint area, applying a new sealant or filler, and allowing it to cure. This helps prevent water damage and maintain the integrity of the driveway.


Why do you use a construction joint?

Construction joints are very useful, the expansion & contraction made is made in summer & winter season respectiely. In summer coz of temprature concrete get expansion in mm but it damage the structure, that's why construction joint is provided. Sunil Nagargoje TESPL