Pipe Line & Underground Utility General Contractor - Storm Drain, Sewer, Water & Underground Utility Systems - Upgrade, Repair & Installation - Wet Well, Lift Station & Pot Holing - All Related Concrete Structures - EMERGENCY SERVICE AVAILABLE - Payment Methods: Billing On T&M Basis, RFP, Quotes Or Annual Purchase Orders. R Baker,Inc. is a California Licensed General Engineering Contractor Lic. 372751 with Classifications of A Hazard,C-16 - COMPLETE EQUIPMENT FLEET in sufficient numbers to perform multiple tasks at multiple sites