FEATURED PROJECTS Featured Callahan and Nannini Quarry Main Street Bridge Callahan and Nannini Quarry Callahan and Nannini Quarry Callahan and Nannini Quarry Moodna Viaduct Callahan and Nannini Quarry Callahan and Nannini Quarry Callahan and Nannini Quarry Solar Farm Callahan and Nannini Quarry Callahan and Nannini Quarry Callahan and Nannini Quarry The Rock Tavern to Sugarloaf Project (RTS) Callahan and Nannini Quarry Callahan and Nannini Quarry Delafield Dam Decommissioning at West Point Gansevoort Peninsula Route 9W Storm King Mountain Drainage, Median Barrier, and Wall Improvements North Dock Rehabilitation View All Projects