Adding a resin liner to a sewer pipe, also known as spin casting, costs from $4,000 to $12,000 in total project costs.(Image: https://burst.shopifycdn.com/photos/colorful-geometric-wall-art-on-a-shabby-street.jpg?width=746&format=pjpg&exif=0&iptc=0) Sewer line replacement costs are commonly estimated based on the line length.external page Typically, replacing a short sewer line costs $1,250, while replacing longer lines can cost up to $25,000.