37 INSTALLATION, MAINTENANCE AND REPAIR OF MEASURING APPARATUS, NAMELY MEASURING, WEIGHING, MONITORING APPARATUS AND INSTRUMENTS FOR CONTINUOUS MONITORING OF STRUCTURES AND FOR DETECTING AND LOCALIZING BREAKS IN CABLES, STRANDS AND WIRES, ULTRASOUND TENSIOMETER FOR PRESTRESSED BARS, APPARATUS AND INSTRUMENTS FOR DETERMINING THE ACOUSTIC CHARACTERISTIC OF A PRESTRESSED BAR, ALREADY UNDER TENSION OR NOT, AND FOR CALCULATING THE RESIDUAL STRESS OF PRESTRESSING BY SIMPLE MEASURE OF THE TRAVELLING TIME OF AN ULTRASONIC WAVE, APPARATUS FOR MEASURING THE STRESS IN CONCRETE AND FOR ANALYZING THE RESIDUAL PRESTRESSING IN CONCRETE, APPARATUS AND INSTRUMENTS FOR MEASURING THE STRESS IN STEEL WIRES, APPARATUS AND INSTRUMENTS USING THE INVERSE MAGNETOSTRICTIVE EFFECT IN STEEL UNDER TENSION TO OBTAIN A MEASURE OF THE STRESS; REPAIR WORK AND MAINTENANCE OF CONSTRUCTED EDIFICES, BUILDINGS AND CIVIL ENGINEERING STRUCTURES, IN A PARTICULAR, AIR-PLACED CONCRETE OR SHOTCRETE INJECTION OF CRACKS, ADDITIONAL PRESTRESSING, FINISHING; REPAIR AND STRENGTHENING OF CIVIL ENGINEERING WORK, CONSTRUCTED EDIFICES, AND BUILDINGS; CONSTRUCTION OF SUPPORTING WALLS, OF ABUTMENTS OF CIVIL ENGINEERING WORKS, OF EMBANKMENTS, OF SLOPES, OF PLATFORMS, OF BARRIERS AND DAMS, OF ARMORED SOIL BODIES WITH SYNTHETIC MATERIAL BANDS; PROACTIVE MAINTENANCE, NAMELY THE EARLY DETECTION OF A PATHOLOGY, WHICH PERMITS AVOIDANCE OF ITS DEVELOPMENT IN CONNECTION WITH APPARATUS AND INSTRUMENTS FOR MEASURING, WEIGHING, MONITORING, ANALYSIS AND ENGINEERING OF BUILDINGS AND CIVIL ENGINEERING STRUCTURES; PROFESSIONAL CONSULTANCIES IN THE FIELD OF PROACTIVE MAINTENANCE FOR THE FOLLOWING APPARATUS, INSTRUMENTS AND STRUCTURES-- MEASURING, WEIGHING, MONITORING APPARATUS AND INSTRUMENTS FOR CONTINUOUS MONITORING OF STRUCTURES AND FOR DETECTING AND LOCALIZING BREAKS IN CABLES, STRANDS AND WIRES; ULTRASOUND TENSIOMETER FOR PRESTRESSED BARS; APPARATUS AND INSTRUMENTS FOR DETERMINING THE ACOUSTIC CHARACTERISTIC OF A PRESTRESSED BAR AND FOR CALCULATING THE RESIDUAL STRESS OF PRESTRESSING; APPARATUS FOR MEASURING THE STRESS IN CONCRETE AND FOR ANALYZING THE RESIDUAL PRESTRESSING IN CONCRETE; APPARATUS AND INSTRUMENTS FOR MEASURING THE STRESS IN STEEL WIRES; APPARATUS AND INSTRUMENTS THAT USE THE INVERSE MAGNETOSTRICTIVE EFFECT IN STEEL UNDER TENSION TO OBTAIN A MEASURE OF THE STRESS; CONSTRUCTED EDIFICES, BUILDINGS, CIVIL ENGINEERING STRUCTURES, SUPPORTING WALLS, ABUTMENTS OF CIVIL ENGINEERING WORKS, EMBANKMENTS, SLOPES, PLATFORMS, BARRIERS AND DAMS, AND ARMORED SOIL BODIES WITH SYNTHETIC MATERIAL BANDS; AND OTHER APPARATUS AND INSTRUMENTS FOR MEASURING, WEIGHING, MONITORING, ANALYSIS AND ENGINEERING OF BUILDINGS AND CIVIL ENGINEERING STRUCTURES
Trademark: 76377309
