*KIER TO BUY ALL ISSUED SHR CAPITAL OF MRBL LIMITED
*KIER TO BUY MOUCHEL FOR A TOTAL CONSIDERATION OF £265M IN CASH
*KIER CONSIDERATION TO BE FINANCED BY £340M RIGHTS ISSUE
*KIER SAYS SHRS WILL BE ISSUED AT 858P PER NEW SHR
*KIER SHRS WILL BE ISSUED ON BASIS OF 5 SHRS FOR EVERY 7 SHRS