	usair u cuts piedmont pie shares sought usair group inc said it has amended its dlr per share tender offer for shares of piedmont aviation inc to reduce the maximum number it will accept to previously it had sought all shares in a newspaper advertisement usair said the offer and withdrawal rights have not been extended and will still expire april along with the new proration period on friday the u s department of transportation approved usair s uisition of pct of piedmont if usair were to uire more than pct in the tender it would be required to sell the excess within one week usair said receipt of the shares which is also the minimum amount it will accept would give it a total of about pct of piedmont shares currently outstanding and pct on a fully diluted basis the company said even if the purchase of the piedmont shares caused it to exceed the pct limit usair would waive the condition to the offer that the transportation department approve a voting trust agreement permitting usair to buy and hold shares under the offer pending review of usair s application to gain control of piedmont subject to the order not being rescinded or modified in an adverse way reuter 
