Five new lawsuits valued at over €400 million have been lodged against the development board of the National Children’s Hospital by the main construction contractor on the project, Bam. The hospital, which has cost around €2.24 billion to build to date, is already mired in complex litigation and may not open before next year. The latest five claims were admitted by Justice Mark Sanfey to the Commercial Court on Monday and relate to: Bam’s alleged right to an inflation adjustment payment for circa €19.5 million under its contract with the development board dating back to August 2017. An additional payment…