The phrase "establish the scope" is correct and usable in written English.
It is used in contexts such as project planning to refer to the process of determining the objectives, parameters and other boundaries of a project. For example, "We will need to establish the scope of this project before we can proceed."
"There is absolutely a need for an independent investigation to establish the scope of these executions, the manner in which they were carried out and to bring those responsible to justice".
"To do that," he says, "we need to establish the scope of the criminal activity across a geographic area, or at least show that a common suspect is involved".
Officer Matthews' case, which is before the United States Court of Appeals for the Second Circuit, is expected to establish the scope of First Amendment protections for officers who come forward as whistle-blowers.
This document attempts to define and establish the scope of clinical audit in a way that is applicable across member states and radiological organisations.
Establish the mission outcome of the business- Here we target the preferred results from the mission and establish the scope of the mission.
"We will engage in a dialogue with our neighbouring councils, the Solent Local Enterprise Partnership, the local MPs and central government to establish the scope of what can be achieved".
"The negotiations on the lease can focus minds on establishing the scope and limits of Britain's involvement, direct or indirect, in extraordinary rendition," Tyrie said.
That would follow the pre-2006 situation with Hezbollah, when formal "rules of the game" established the scope of fighting and "permissible" retaliation.
The most critical challenge is establishing the scope of the effort and related assumptions to determine the level of effort and costing required for executing the project.
