Wall vertical sides of beam and also columns would need the removal time for about 24 to 48 hours.
Off form concrete walls.
This publication provides guidance on how to achieve good quality off form concrete finishes.
Joints between adjoining panels or sheets of concrete can be difficult to disguise and are sometimes accentuated as a feature.
Pull the spacers out as you pour the concrete.
The formwork should be removed only after when concrete component achieves its sufficient strength.
It can also be changed when the engineer who is in charge of this concrete form tasks have bigger forms or way to make it dry.
Have a ladder ready so you can reach the top of the forms.
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Gradually raise the spreaders as you fill the space between the forms.
The care should be taken during the removal of formwork to ensure the stability of the remaining formwork.
As your forms fill watch for the concrete to reach the wood spreaders.
Tug the wire up to keep the spreaders out of the concrete.
The off form concrete in this sydney home by tkd architects has very distinct joints with a recess or rebate that creates a shadow line on the walls.