# What is the maximum distance between expansion joints?

## What is the maximum distance between expansion joints?

A practical limit between expansion joints for TFR is in the range of 100′ to 200′, when these roofs are attached to light gage cold- formed purlins. Standing seam roofs are limited by the range of the sliding clips. Depending on the manufacturer, it is in the range of 150′ to 200′.

How far apart should control joints be?

CONTROL JOINT SPACING Space joints (in feet) no more than 2-3 times the slab thickness (in inches). A 4″ slab should have joints 8-12 feet apart. When arranging joints, skilled contractors will often use them to create an attractive diamond pattern.

### At what length should Expansion Joint be introduced?

As per IS 3414 which is a specific code for joints, it is mentioned as 30m. Expansion joint shall be so provided that the necessary movement occurs with a minimum resistant at joint.

What is the purpose of expansion joints in concrete?

The Purpose of Joints in Concrete Slabs. As concrete moves,if it is tied to another structure or even to itself,we get what’s called restraint,which causes tensile forces

• Decorative Joints. A cleanly sawed joint detracts very little from the appearance of a stamped slab.
• Jointless Slabs.
• ## How often do you need expansion joints in concrete?

The specifications call for expansion joints every 20 feet. I contend that expansion joints are needed at a minimum of every 50 feet and where the walk will abut existing structures. Control joints will be cut every 5 feet. Am I right in suggesting expansion joints every 50 feet? A.:

What is the common use of an expansion joint?

– AutoCaD- For drawing & drafting – Ductulator- For calculating ducts dimensions and its airflow, frictional loss, bends etc. – Heat load softwares that are generally made in excel itself by using formulas. – Pipe size and it’s flow calculation softwares like pipeflow, etc. – Revit – Again for drawing and drafting in 3D or 3D modelling.

### How to caulk a concrete expansion joint?

Features: You don’t need heaps of features,but useful ones.

• Specifications: Numbers always help you measure the quality of a product in a quantitative way.
• Customer Ratings: The hundreds of customers using the best expansion joint filler before you won’t say wrong,would they?