The document outlines the tasks, durations, and schedule for constructing a water pump station over 279 days. Key steps include: 1. Applying for permits over 27 days and clearing/preparing the site over 7 days. 2. Installing sheet piles over 18 days to prevent soil collapse during the 90-day excavation period. 3. Pouring the concrete mat foundation and inverse slab over 43 days after erecting formwork and reinforcement bars over 10 days. The foundation will cure for 7 days before dismantling forms over 8 days. 4. Constructing the heavy wall from elevation 72 to 95 feet over 28 days, including forming, reinforcing, pouring, and curing concrete sections.