Disclosed herein is a concrete formwork suitable for use in shuttering formwork. The formwork comprises a base and a plurality of clamping brackets. The clamping brackets further comprise clamping members that are engageable with the clamping brackets to define clamping portion that are aligned with openings on the base. The base is pivotally connected to a shuttering contact member which is supported by two braces. Also disclosed herein is a method of constructing the disclosed formwork.