The phrase "a decade of planning" is correct and usable in written English.
You can use it to refer to a period of ten years dedicated to organizing or preparing for a specific project or event.
Example: "After a decade of planning, the new community center is finally set to open its doors next month."
Alternatives: "ten years of preparation" or "a ten-year planning period".
But whereas some deals are opportunistic, others are the culmination of a decade of planning.
Though France, and much of Europe, remains mired in economic malaise, one such development, the Clichy Batignolles project in northwest Paris, is gaining momentum this year after more than a decade of planning.
On 1 January 1901, Federation of the Australian colonies was achieved after a decade of planning.
Following a decade of planning with advisement from ski industry heavyweights and a leading independent hotel group, CMC's operating concept is "Preserve the powder and protect the wilderness". Club facilities currently include a 2,800 square-foot, three-bedroom Club Cabin on a 35-acre site at the entrance to CMC and a 3,600 square-foot equipment barn adjacent to the Club Cabin.
Completion of the new span came after about a decade of planning.
For America to have prepared intelligently for a Persian Gulf oil interruption would have required a decade of planning.
After over a decade of design and planning, the Advanced LIGO interferometers were assembled.
Jaime Byrne has more than a decade of experience planning private and non-profit events at some of LA's most sought after venues including The Beverly Wilshire, The Beverly Hilton, The Jonathan Club, various private estates, and so many more.
"You could call this reversing a decade of poor planning or a decade of nonplanning," said Kenneth E. Raske, president of the Greater New York Hospital Association.
Joined later by Sir Ranulph Fiennes, a British polar explorer, they began nearly a decade of research, planning and recruiting a team of archeologists and geologists.
After nearly a decade of careful planning and some delays, Airbus has won 62 firm orders for the A380 from eight airlines, enough for its board to make the momentous decision in December to formally approve the project.
