TA Engineering (General). Civil engineering (General) 58 TK Electrical engineering. Electronics Nuclear engineering 30 TG Bridge engineering 12 TJ Mechanical engineering and machinery 11 Bridges 10 Central government policies 4 Design/methodology/approach 4 Humans 4 QA75 Electronic computers. Computer science 4 Reinforced concrete 4 T Technology (General) 4 human 4 Civil engineering, surveying & building 3 Construction 3 Construction projects 3 L Education (General) 3 Power electronics 3 Project management 3 Sociology 3 Surveys 3 deep learning 3 Applied ecology 2 Article 2 Artificial intelligence 2 Biomedical engineering 2 Brain 2 Bridge circuits 2 Bridge decks 2 Building construction & materials 2 Compressive strength 2