by Tarryn Uni Span | Feb 23, 2022 | Blog post
Natform Screen System – Introduction The Natform Screen System has been a primary product of the Acrow Group of Companies for over 2 years now, and it is a versatile system that can be used in a wide range of scenarios. That is why we have put together this...
by Tarryn Uni Span | Feb 23, 2022 | Blog post
External Form Vibrators EXPLANATION It is becoming increasingly popular to attach external form vibrators to formwork shutters. The benefit of these is to improve the concrete finish or to vibrate the concrete in area’s a traditional pencil vibrator cannot reach....
by Tarryn Uni Span | Feb 23, 2022 | Blog post
Ground Bearing Capacity EXPLANATION Ground bearing capacity is the capacity of soil to support the loads applied to the ground from above. The bearing capacity of soil is the maximum contact pressure between the foundation/ soleboard and the soil which should not...
by Tarryn Uni Span | Feb 23, 2022 | Blog post
Z-Bar Thru-Tie Systems Thru-tie bar, deformed bar or Z-bar are all the same item and refer to a special steel rod available in 3 sizes, and most typically used for double sided wall formwork, to resist the forces generated by the concrete pressure. Z-bar’s...
by Tarryn Uni Span | Feb 23, 2022 | Blog post
Scaffold Stability EXPLANATION It is a common misconception that if a scaffold has a height to base ratio of 3:1 that it is stable and cannot fall over. This is false, if the scaffold is exposed to wind regardless of if it has containment or not, the 3:1 ratio is not...
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