THE SOLUTION OF A PROBLEM FOR COMMUNAL ROAD CONSTRUCTION - CONCRETE WITH PLASTICIZER
EINE PROBLEMLOESUNG FUER DEN KOMMUNALEN STRASSENBAU - BETON MIT FLIESSMITTEL
URBAN ROADS SUBJECTED TO FREQUENT BRAKING, ESPECIALLY NEAR TRAFFIC LIGHTS AND PUBLIC TRANSPORT STOPS, ARE UNDER PARTICULAR HEAVY LOADING AND THEY TEND TO DEFORM. AS AN EXAMPLE A TRAFFIC CROSSING IN FRANKFURT IS QUOTED, WHICH WAS MADE OF 18 CM OF BITUMEN-GRAVEL 0/32, 8.5 CM BINDER 0/16 AND 0/11 AND 3.5 CM GUSSASPHALT 0/8. AFTER REPEATED REPAIRS OF THE SURFACING, AN EARLY HIGH STRENGTH CONCRETE WITH PLASTICIZER WAS LAID, WHICH REACHED A"ENGTM CONCRETE OF 25 N/MM2 AFTER 24 HOURS AND CAN BE USED FOR TRAFFIC IN TWO DAYS. THERE ARE DESCRIPTIONS OF THE COMPOSITION OF THE CONCRETE MIX WITH THE ADDITION OF "ADDIMENTS BVF" AT A LEVEL OF 3% BY WEIGHT OF CEMENT, THE LAYING FROM TRUCK MIXERS BY HAND SCREEDER, AFTER-TREATMENT AND THE EXECUTION OF JOINTS. EARLY HIGH STRENGTH CONCRETE IS USED ALSO FOR RE-MAKING CARRIAGEWAYS AFTER THEY HAVE BEEN BROKEN UP FOR SERVICES. THE COSTS FOR THIS SIMPLE MANUFACTURING PROCESS OF CONCRETE IS NO GREATER THAN THAT OF A COMPARABLE BITUMINOUS CONSTRUCTION.
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Availability:
- Find a library where document is available. Order URL: http://worldcat.org/issn/00392162
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Authors:
- GIERSE, K
- RUEHLE, A
- Publication Date: 1979-1
Language
- German
Media Info
- Pagination: 21-4
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Serial:
- ST U AUTOBAHN
- Volume: 30
- Issue Number: 1
- ISSN: 0039-2162
Subject/Index Terms
- TRT Terms: Concrete; Concrete curing; Costs; Deformation; Gussasphalt; Highways; Joints; Mix design; Plasticizers; Repairing; Surfacing; Urban areas
- Uncontrolled Terms: Laying
- ITRD Terms: 4755: Concrete; 224: Cost; 4702: Curing (concrete); 5595: Deformation; 4979: Gussasphalt; 2755: Highway; 2998: Joint (structural); 3623: Laying; 4714: Mix design; 4725: Plasticizer; 3635: Repair; 2972: Surfacing; TRACKING (WHEEL) ; 313: Urban area
- Subject Areas: Finance; Highways; I32: Concrete; I61: Equipment and Maintenance Methods;
Filing Info
- Accession Number: 01289415
- Record Type: Publication
- Source Agency: Forschungsgesellschaft für Straßen- und Verkehrswesen (FGSV)
- Files: ITRD
- Created Date: Nov 21 2010 1:46AM