NIPSCO urges homeowners and professionals to contact811 before any digging project to avoid damaging buried utility lines MERRILLVILLE, Ind. – As warmer weather brings Hoosiers outdoors for spring home improvement and landscaping projects, NIPSCO is recognizing April as National Safe Digging Month and urging everyone to contact 811 before putting a shovel in the ground. From planting trees and installing mailboxes to building decks and fences, even small digging projects can pose serious risks if