This document provides details on a federal contract solicitation by the National Park Service for forest mastication services at Big Thicket National Preserve in Texas. The solicitation seeks quotes for mastication of approximately 150 acres of pine and mixed hardwood forest located along Big Sandy Creek. Interested contractors are encouraged to attend an on-site pre-proposal meeting on January 10, 2023 at 10:00 AM Central Time to view the project area. Due to limited cell service, there will be no virtual attendance option. Contractors must fully read the requirements in Section E to ensure all required documentation is submitted with their quote. The performance period and other terms are not specified.