MBTA is soliciting bids for Cambridge and Boston Red Line tunnel leak repairs as part of systemwide rehabilitation/repair sponsored by ARRA. Contract no Y44CN01, value EUR1.5 million (USD2 million). Site tour 02.00h on 06.10.2011 assemble at Alewife station. Prebid meeting 07.10.2011 at 11.00h at MBTA , 500 Arborway, Jamaica Plain, MA 02130. Further information from Ken Lim, tel +1 617-222-4487. Visit www.mbta.com/business_center/. 39/11.