Building and construction services; civil construction services including in the fields of mining, roads, rail, bridges, airfields, pipelines, drainage structures and channels, dams and storage basins, concrete structures, materials and processing facilities, and seawalls and revetments; project management for civil construction projects; construction engineering including building and property development services, factory construction, harbour construction, machinery installation, machinery maintenance, machinery repair, pipeline construction, pipeline maintenance, underwater construction, warehouse construction and repair; civil engineering services in this class