Civil engineering is crucial for designing, constructing, and maintaining infrastructure that affects daily life. Its main areas include:

1. Buildings: Safe design of residential and commercial structures.
2. Roads and Highways: Construction and management of roads and traffic systems.
3. Bridges: Engineering safe structures for various loads.
4. Water Systems: Development of drinking water and wastewater management systems.
5. Tunnels: Creation of underground transportation tunnels.
6. Airports: Development of airport infrastructure.

Key skills for civil engineers encompass analysis and design, project management, teamwork, and proficiency in engineering software.