. Overland Sand & Gravel, a NEBCO Company, mines aggregates along the Platte River near Central City, Clarks and Silver Creek, Nebraska. Concrete aggregate makes up 70 percent of the mines’ product. For more information, visit. www.overlandsandandgravel.com. . NEBCO, Inc. NEBCO’s story has been one of longevity, diversity and continued growth. NEBCO is a fourth-generation, family-owned and operated business, with more than 1,100 employees spannin...
. Overland Sand & Gravel, a NEBCO Company, mines aggregates along the Platte River near Central City, Clarks and Silver Creek, Nebraska. Concrete aggregate makes up 70 percent of the mines’ product. For more information, visit. www.overlandsandandgravel.com. . NEBCO, Inc. NEBCO’s story has been one of longevity, diversity and continued growth. NEBCO is a fourth-generation, family-owned and operated business, with more than 1,100 employees spannin...