ELLICOTT CITY, Md. (WJZ) — Howard County Executive Calvin Ball announced Thursday changes to the Ellicott City Safe & Sound plan that would extend the North Tunnel.

The extended tunnel is anticipated to reduce water on the street from approximately 3 1/2 feet to less than 1/2 foot.

READ MORE: Baltimore Bishop And Playwright Aims To Bring Redemption To The Stage

Ball said it will also make it so the county won’t have to demolish any buildings.

READ MORE: Johns Hopkins Experts Describe Updated Gun Control Laws As 'Great First Step'

Leaders said the cost should be covered by a federal grant.

MORE NEWS: Where's Marty? Learning About The Queens Cruise To Kick Off Pride Weekend

The county’s goal is to begin construction in 2022.