The phrase "deemed impractical" is correct and usable in written English.
It can be used when expressing that something is considered not feasible or realistic.
Example: "The proposed solution was deemed impractical due to its high costs and complexity."
Alternatives: "considered unfeasible" or "regarded as unrealistic."
The United States has spent $7 billion on two advanced technologies that were deemed impractical.
An offer to move to Mahwah, in the county's northernmost reaches, was deemed impractical.
But the proposal was deemed impractical as fighting raged throughout the city, and only a few dozen families appear to have left the besieged territory.
Since micro-fixed bed reactors are often deemed impractical due to their large pressure drops, one could use precisely structured inserts to increase the surface area, enhance mixing and manipulate the flow distribution.
My problem is not so much with the idea that the face veil is deemed impractical or threatens security in certain places, rather that, as argued by UKIP and President Sarkozy, it is an affront to women.
Julio Frenk, the dean of the Harvard School of Public Health, says attitudes are similar to those towards AIDS in the 1980s, when treatment for the poor was deemed impractical or unaffordable.Anti-cancer efforts are in fact very good value for money, says Christopher Wild, the director of IARC.
The Commons environmental audit committee also calls for the ringfencing of cash to preserve natural habitat (pdf), to prevent HS2 Ltd scrimping on measures that rail engineers deem impractical.
And if a person is not judged as valuable, we dismiss: In go the headphones to block out the faces, hearts and minds we deem impractical on the train.
Ms. Morgenstern realizes that most women are devoted to their large open totes, which she deemed "highly impractical from the organizational standpoint".
But Sununu's praise carries with it the suggestion that the eclectic young aide needs to accept that he is still a young aide whose ideas might just be deemed, well, impractical by his elders.
Tuttle first tried convincing transportation mogul Henry B. Plant to bring trains to Miami from his railroad's terminus in Tampa, but after the firm conducted a study they deemed it impractical.
