NEW ROAD FINISHERS AND ROAD LAYING TRAINS
NEUZEITLICHE STRASSENFERTIGER UND STRASSEN-EINBAUZUEGE
ROAD FINISHERS AND COMPLETE ROAD LAYING TRAINS HAVE BEEN SO IMPROVED BY THE BUILDING EQUIPMENT INDUSTRY ON THE BASIS OF PRACTICAL EXPERIENCE ON LARGE CONSTRUCTION SITES THAT IT IS POSSIBLE, EVEN UNDER DIFFICULT LAYING CONDITIONS AND WITH A VARIETY OF CONSTRUCTION MATERIALS, TO ACHIEVE A HIGH LEVEL OF RELIABILITY AND OPERATIONAL EFFICIENCY WITH INCREASED ECONOMY. ECONOMIES ARE ALSO POSSIBLE ON SMALLER CONSTRUCTION SITES WITH SMALLER WORKING WIDTHS. ROAD FINISHERS WHETHER ON WHEELS, ON TRACKS OR ON RAILS CAN NOWADAYS LAY ALL TYPES OF BITUMINOUS MATERIALS (ROLLED ASPHALT, GUSSASPHALT) AND CONCRETE IN WORKING WIDTHS FROM 0.5 TO 15.25 M AND IN LAYERS FROM 1 TO 30 CM THICK. THE DRIVE POWER LIES BETWEEN 16 AND 205 HP, DEPENDING ON THE MANUFACTURER AND TYPE, THE WORKING SPEEDS FOR FINISHERS ON WHEELS IS 0-20 M PER MINUTE, FOR CRAWLER FINISHERS 0-79 M/MIN, (TRANSPORT SPEED 0-20 AND 0-5 KM/H RESPECTIVELY), FOR GUSSASPHALT PAVEMENT FINISHERS RAIL MOUNTED 0.4-11 M/MIN AND A LAYING CAPACITY OF 70-800 T/H. HYDROSTATIC AND MULTI-STEP DRIVE ENABLES CONTINUOUS LAYING AND CONSTANT PRE-COMPACTION. SPECIAL FEATURES OF THE VEHICLES ARE REPORTED (WHEELS AND TRACKS), THEIR STEERING, AUTOMATIC MATERIAL FEEDING AND DISTRIBUTION, DAMPERS, THE SETTING OF THE DEVICE FOR AUTOMATIC LEVELLING AND FOR SURFACE THICKNESS, AS WELL AS THE ROAD CONSTRUCTION TRAIN FOR THE LAYING OF GUSSASPHALT RICH IN CHIPPINGS, WITH A GREATER LAYING CAPACITY (160-240 T/H) AND WORKING WIDTHS UP TO 15.25 M (FOR CONCRETE PAVEMENTS 3-12 M) WITH PARALLEL, DIAGONAL AND LONGITUDINAL SMOOTHENERS. A TABLE GIVES TECHNICAL DATA OF AVAILABLE TYPES OF FINISHERS.
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Authors:
- FISCHER, K
- Publication Date: 1975-7
Language
- German
Media Info
- Pagination: 464-74
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Serial:
- Tiefbau
- Volume: 17
- Issue Number: 7
Subject/Index Terms
- TRT Terms: Bituminous mixtures; Compaction; Concrete; Economic efficiency; Equipment; Gussasphalt; Pavers; Rolled asphalt; Screeds; Thickness
- Uncontrolled Terms: Laying
- ITRD Terms: 4967: Bituminous mixture; 3686: Compaction; 4755: Concrete; 237: Economic efficiency; 3674: Equipment; 3663: Finisher; 4979: Gussasphalt; 3623: Laying; 3670: Screed; 5933: Thickness; 4989: Walzasphalt
- Subject Areas: Economics; I52: Construction of Pavements and Surfacings;
Filing Info
- Accession Number: 01302791
- Record Type: Publication
- Source Agency: Forschungsgesellschaft für Straßen- und Verkehrswesen (FGSV)
- Files: ITRD
- Created Date: Nov 21 2010 8:48AM