The Eastern Municipal Water District board authorized a contract to rehabilitate 51 manholes in Menifee and Murrieta.The board voted 5-0 June 5, with Randy Record absent, to authorize a contract with National Coating and Lining Company for the manhole rehabilitation. The Murrieta company will be paid $314,878, and the board action authorized a total of $362,000 for the project which will also cover a 15 percent contingency in the event unforeseen circumstances warrant a change order.Eastern has more than 43,000 manholes which convey sewage from homes and businesses to the district’s treatment plants. Manhole structures can become compromised by the corrosive gases present in a sanitary sewer system. If the structures are compromised they must be rehabilitated to restore the integ