The phrase "are not operable" is correct and usable in written English.
It can be used to indicate that something is not functioning or cannot be operated.
Example: "Due to the power outage, the elevators are not operable at this time."
Alternatives: "are not functional" or "cannot be operated".
Of the 4,313 cameras that are installed, more than 2,000 are not operable.
There are several factories that are not operable.
As Mr. McGiveron put it, "Since most R.E.O.'s are as is, and the heat, plumbing and electric are turned off frequently, a 203(k) loan is necessary to cover the borrower and the lender — a lender will not lend money on a home where the major heating and electrical systems are not operable".
"At other gun buyback programs we've often gotten guns that are not operable, or old dusty musket-type firearms.
Most experience has been gained in patients who are not operable candidates or for whom nephron sparing is particularly critical, that is, those who have had previous contralateral nephrectomy, patients with multiple renal cell carcinomas notably those with von Hippel Lindau syndrome.
Duncan Smith's claim to still support the net migration target of below 100,000 is not operable in leave's terms while Britain remains in the EU.
When this velocity is large, as in the initial period after a step change, the dispersion mechanism is not operable in the system.
But Mr. Sciame said this was not the source of his objections, but rather that Mr. Kreeger and Mr. Sexton "had some plans that I thought were not operable," adding that he could not "get into the particulars about it".
"My official statement is that Rock Hudson is in the American Hospital in Paris, where his doctors have diagnosed that he has cancer of the liver and that it is not operable," Mr. Olson said, adding that there were also signs of cancer in Hudson's blood.
Likewise, patients with brain tumors at operable stages were treated neurosurgically; those who were not operable, were treated neurologically.
The dismal prognosis is largely caused by late detection of the tumours when standard surgery is not operable, high recurrence rate of the malignancy and resistance to chemotherapy.
