"feasibility study of" is correct and usable in written English.
It is usually used to describe a detailed analysis of the potential success of a proposed project. For example, "The company conducted a feasibility study of the new product launch to determine whether it was a worthy investment of resources."
A feasibility study of that plan has yet to be completed.
In January it gave a grant to a Tel Aviv University biomedical engineer for a feasibility study of the proposition.
Among the Coalition's campaign promises is almost $1m for a feasibility study of irrigated agriculture, and more than $100m for roads.
Last month, for instance, Icelandic authorities commissioned a feasibility study of a large new deep-water harbor on the country's northeastern coast.
Speaker Nancy Pelosi ordered the feasibility study of an enforcement arm, venturing where her fellow Democratic leaders in the Senate dare not go.
"It was a very clever concept," says Sam Gennawey, an urban planner and Disney historian, who conducted an unofficial feasibility study of the original Epcot.
The Army Corps of Engineers is conducting a feasibility study of the town's tentative plan to build a new port on land adjacent to the proposed burial tract.
Rio says it has finished a feasibility study of the second phase at OT.
Senator Richard C. Shelby, a Republican who is chairman of the transportation subcommittee of the Appropriations Committee, secured $4 million for a feasibility study of the highway, which would run from Mobile to Muscle Shoals.
Engineers from North and South Korea will work together on a feasibility study of a pipeline that would deliver natural gas from Siberia, through northeastern China, and on to North and South Korea.
A feasibility study of a potential Boston Olympics commissioned by the Massachusetts state legislature and published earlier this year noted specifically, "The USOC requires a high level of public support for a bid city to be considered".
