The phrase "impracticable for" is correct and can be used in written English.
It means not capable of being carried out or put into practice. Example: It was impracticable for them to finish the project on time without additional resources.
He deemed Darién "utterly impracticable" for a canal, and engineers looked north to Panama City.
A two-piece, or split, mold, impracticable for copper, worked very well with bronze.
Full integration has generally been conceded to be impracticable for corporations with large numbers of shareholders.
In his order, Judge Chin said that while victims typically had a right to be "reasonably heard" at a sentencing, the number of people seeking to speak at Mr. Madoff's sentencing made it "impracticable" for them all to speak.
While programmers and computer programming languages have developed some proficiency in allocating executions among a small number of processors, parsing instructions beyond two to eight processors is impracticable for all but the most repetitive tasks.
To overcome its porosity (which makes it impracticable for storing liquids in its unglazed state, for example), the fired object is covered with finely ground glass powder suspended in water and is then fired a second time.
Highly impracticable too for hoeing with our heads bent below our knees.
This system is applicable in the field but is rather impracticable, especially for the identification of sentinel birds in premises that contain floor-raised birds.
The Lidar sensors that Google used for its initial AV prototypes reportedly cost $80,000, an impracticable price point for the mass market.
For the determination of these orthologous genes, the COG database [ 29] is used, which is impracticable at least for our target species since no COG annotations are available for other corynebacteria than C. glutamicum.
The complexities of the problem would, in all probability, make the solutions impracticable, most especially for large networks.
