37 Construction of floor slabs for highway bridges; replacement of floor slabs for highway bridges; joining work in the nature of installation of floor slabs for highway bridges; construction services, namely, building construction, paving, and grading using concrete; construction services, namely, supplying, mixing, and placing concrete for others using concrete mixing trucks; road construction; construction of bridges; construction of dams; construction of tunnels; construction of swimming pools; construction of storage tanks; construction of liquid storage tanks; construction of gas storage tanks; construction of medicine storage tanks; construction of oil storage tanks; construction of rainwater tanks; construction of fluid storage tanks; construction of septic tanks; construction of water tanks; construction of storage reservoirs; construction of runways; laying of road paving; construction of nuclear power plants; construction of radioactive substances storage facilities; Building demolition services, namely, decommissioning of nuclear reactors; Construction services, namely, construction, renovation, and repair of buildings; construction of roads; general building contractor services; construction and maintenance services relating to civil engineering structures; wrecking services; providing information relating to construction of floor slabs for highway bridges; providing information relating to replacement of floor slabs for highway bridges; providing information relating to joining work in the nature of installation of floor slabs for highway bridges; construction information; providing information relating to general building contractor services; providing information relating to construction and maintenance services in the field of civil engineering; provision of technical information relating to construction of floor slabs for highway bridges; provision of technical information relating to replacement of floor slabs for highway bridges; provision of technical information relating to joining work in the nature of installation of floor slabs for highway bridges; provision of technical information relating to building construction; provision of technical information relating to general building contractor services; provision of technical information relating to construction and maintenance services in the field of civil engineering structures; extension of buildings, namely, construction of building additions; reconstruction of buildings; repair of buildings; extension of structures in the nature of building construction; reconstruction of structures; repair of structures; installation of electrical wiring work accompanying general building contractor services; construction of parking lots; construction supervision relating to construction of floor slabs for highway bridges; construction management relating to construction of floor slabs for highway bridges; construction supervision relating to replacement of floor slabs for highway bridges; construction management relating to replacement of floor slabs for highway bridges; construction supervision relating to joining work of floor slabs for highway bridges; construction management relating to joining work of floor slabs for highway bridges; construction supervision relating to construction; construction management relating to construction; construction supervision relating to general building contractor services; construction management relating to general building contractor services; construction supervision relating to construction and maintenance services in the field of civil engineering; construction management relating to construction and maintenance services in the field of civil engineering; advisory and consultancy services relating to construction of floor slabs for highway bridges; advisory and consultancy services relating to replacement of floor slabs for highway bridges; advisory and consultancy services relating to joining work in the nature of installation of floor slabs for highway bridges; advisory and consultancy services relating to construction; advisory and consultancy services relating to general building contractor services; advisory and consultancy services relating to construction and maintenance services in the field of civil engineering; installation, maintenance, servicing and repair of power supply facilities, electrical facilities, power generation facilities, air conditioning facilities, hot water supply facilities, water supply and drainage facilities, gas facilities, sanitary facilities, disaster preventing facilities and fire extinguishing facilities for buildings and structures; maintenance, servicing and repair of building facilities; maintenance, servicing and repair of facilities of structures; repair or maintenance of measuring and testing machines and instruments; repair and maintenance of parking structures; repair and maintenance of mechanical car parking apparatus; repair or maintenance of bicycle parking apparatus; repair or maintenance of chemical plants; repair or maintenance of nuclear power plants; cleaning of building exterior surfaces