Madruga Iron Works of Tracy, California is Northern Californias leading manufacturer and developer of Covers and Hatches in Steel or Aluminum for the Underground Utility Industry. Products developed by our company are s......Madruga Iron Works of Tracy, California is Northern Californias leading manufacturer and developer of Covers and Hatches in Steel or Aluminum for the Underground Utility Industry. Products developed by our company are specifically specified by Cities and Municipalities as their standards. Utilizing laser and robotic technology, we are uniquely equipped to provide the highest levels of quality control and quick turn around time whether we are manufacturing piece parts or providing complete ready to install assemblies. As well as maintaining a standard product line, we have the experienced personnel, equipment and expertise to create new prototypes, precast molds, and custom metal work. Our goal is to exceed our customers quality and reliability expectations by distinguishing ourselves in manufacturing and process excellence. Please take the time to view our standard product lines or feel free to contact us with any questions you may have.