It?s been over a decade since the inception of the ACI Shotcrete Nozzleman certification programs, which many individuals within the American Shotcrete Association (ASA) and the American Concrete Institute (ACI) worked extremely hard to create
ACI Certification Policies for Shotcrete Nozzlemen
The statements contained herein are a consolidation of approved policies and procedures.
Static Electricity
Those of us who have been involved in the installation of dry-process shotcrete have at some point experienced problems with static electricity.
Shotcrete: Old Specifications and Misconceptions
One of the greatest advantages of using shotcrete is that shotcrete can be placed on vertical and overhead surfaces without the need for forming.
Air Content in Shotcrete: As-Shot Versus As-Batched
Air-entraining admixtures are added to shotcrete primarily for durability considerations.
How Important Is Shooting Sequence?
When someone does something a certain way long enough, it often becomes the way it is done?whether proper or not.
False Security
This article is a true account of an accident that resulted in an injury to a worker.
Avoiding Heat-Related Illnesses
The Right Choice
For those in the watershape, skate park, and other recreational industries, shotcrete?s advantages over the form-and-pour method are numerous and well documented.
Rusty Steel
If you?ve seen reinforcing steel, you?ve likely also seen rusty reinforcing steel. Is this OK? Yes, but there are limits.