"exhaustive plan" is correct and usable in written English.
You can use it to describe a plan that has been very thorough and detailed. For example, "The team came up with an exhaustive plan to cover all of the potential risks associated with the project."
Environmental groups, arguing that the state is already lax in policing wastewater disposal, say that the State Environmental Conservation Department, which would issue drilling permits, must come up with an exhaustive plan to make sure that it is handled safely.
Yet the State Department claimed an exhaustive plan already existed while the National Security Council provided no comment.
Yet even the strict rules and exhaustive planning have not eliminated all the bugs.
Thanks to exhaustive planning by the police and city officials under Mayor Rudolph Giuliani, the Times Square bash was a glittering triumph.
But Mr. Haber also found the exhaustive planning and municipal cooperation that are key features of the transfer system a nice surprise.
This was a war won with amazing skill and speed, but all the exhaustive plans that were done for postwar running of the country seem to have disappeared.
Officials in cities like Yonkers and New Rochelle say that neighboring governments have sufficient opportunity for comment in the exhaustive planning process under the State Environmental Quality Review Act.
The project has already gone through London's exhaustive planning process (which led to a significant reduction in its size), but Charles would like to see Rogers's design dropped altogether.
Even exhaustive planning and seamless cooperation cannot prevent calamitous accidents, and a team of thieves, like a movie crew, must be as good at improvising in the breach as at calculating in advance.
Skeletal corrective surgery for severe OSA requires a large advancement of the maxillary and an exhaustive planning.
Exhaustive planning has to take place".
