planning for California's flood control, flood protection and flood emergencies by calculating and simulating flood flows, modeling of areas likely to be inundated, and preparing related reports and technical documentation; producing maps in the nature of flood control plans; engineering services; engineering services in the nature of flood protection improvements, namely, flood protection feasibility studies and flood protection construction designs; environmental inspecting services, namely, inspecting federal, state, local and regional government flood management systems and facilities, namely, dams, levees, erosion sites, flood channels and flood plains located within California