The Module 4 Landfill Gas Collection System Expansion 2023 project involves the construction of a landfill gas collection system at the Neal Road Recycling and Waste Facility in Butte County, California. The project includes vertical landfill gas well drilling, trenching and excavation, and the installation of HDPE pipe and fittings. The engineer's estimate for the project is $313,850. The contract was awarded to MBS Engineering, Inc. and Blue Flame Crew West, LLC, with bid amounts of $491,718.39 and $525,165.00, respectively. The project is expected to be completed within a certain timeframe, but the exact duration is not specified. The contract includes various terms and conditions, including payment terms and warranties.