CONCRETE BRACKETS STRESSED BY SHEAR AND TORSION
BETONKONSOLEN: AUF ABSCHEREN UND TORSION BEANSPRUCHT
IN BUILDING WITH REINFORCED CONCRETE PRECAST ELEMENTS IT OFTEN HAPPENS THAT EDGE GIRDERS AND SUPPORTING BRACKETS ARE USED WHICH ONLY HAVE TO SUPPORT LOADS ON ONE SIDE. WHEN THESE GIRDERS ARE INSTALLED THEY MUST BE RESISTANT TO TORSION TO PREVENT OVERTURNING. THEY CAUSED ADDITIONAL TORSIONAL STRESS ON THE BRACKET. ACCEPTED DESIGN RULES ARE NOT ADEQUATE FOR COPING WITH THIS TYPE OF STRESS. IF WITHIN THE BRACKET THE TORSIONAL MOMENT IS SEPARATED INTO A PAIR OF FORCES WITH THE PURPOSE OF DESIGNING FOR EACH OF THE FORCES IN THE USUAL MANNER, COMPATIBILITY IS NOT GUARANTEED. THERE IS A DANGER OF PREMATURE CRACKING. THE OBJECT OF THE PLANNED TESTS IS TO STUDY THE BEHAVIOUR OF BRACKETS UNDER THIS TYPE OF LOADING IN ORDER TO OBTAIN A BASIS FOR SENSIBLE DESIGN.
Language
- German
Project
- Status: Active
-
Sponsor Organizations:
NIEDERSAECHSISCHES KULTUSMINISTERIUM (MINISTRY FOR CULTURAL AFFAIRS OF LOWER SAXONY)
AM SCHIFFGRABEN 12
HANNOVER, Germany D-3000 -
Project Managers:
-,
-
Performing Organizations:
TECHNISCHE UNIV. BRAUNSCHWEIG, LEHRSTUHL FUER BAUKONSTRUKTION UND VORFERTIGUNG (BRAUNSCHWEIG TECHNICAL UNIV., BUILDING CONSTRUCTION AND PRE-CASTING OR PRE-FABRICATING DEPT.)
SCHLEINITZSTRASSE
BRAUNSCHWEIG, Germany D-3300 - Start Date: 19750000
- Expected Completion Date: 0
- Actual Completion Date: 0
- Source Data: ITRD D701383
Subject/Index Terms
- TRT Terms: Beams; Cracking; Design; Loads; Prefabricated structures; Reinforced concrete; Research projects; Shear strength; Tests; Torque; Torsion
- ITRD Terms: 3472: Beam; 5211: Cracking; 9011: Design (overall design); 5567: Load; 5410: Moment (force); 3638: Prefabrication; 4794: Reinforced concrete; 8557: Research project; 5531: Shear; 6255: Test; 5512: Torsion; WEST GERMANY
- Subject Areas: Design; I24: Design of Bridges and Retaining Walls;
Filing Info
- Accession Number: 01304964
- Record Type: Research project
- Source Agency: Bundesanstalt für Straßenwesen (BASt)
- Files: ITRD
- Created Date: Nov 21 2010 10:10AM