Workers stand at the entrance of a tunnel being built at Anderson Lake County Park in Morgan Hill, Calif., on Friday, May 10, 2024. Workers are about 80% finished digging a new 1,736-foot-long ...

It took nearly two years for them to dig more than 1700 feet next to the dam. “Driving a drilling machine from inside of a tunnel, a lake. There were a lot of things we were anticipating could ...

Work over half-way done on Anderson Dam tunnel in Morgan Hill By Ian Cull • Published September 27, 2023 • Updated on September 27, 2023 at 7:01 pm NBC Universal, Inc.