The Nevada Irrigation District is planning an emergency repair project after leaks were detected in a large 90-year-old pipeline that runs through a tunnel beneath the rockfill dam at Bowman Reservoir. In a Wednesday report to the NID Board of Directors, General Manager Rem Scherzinger said the district is moving forward with plans to reactivate a bypass to supply water while permanent repairs are completed. “We don’t want to lose our operational window,” Scherzinger said at the meeting. He said the district anticipates having the bypass in operation prior to this year’s irrigation season, which begins April 15, and when …