METHOD OF CONSTRUCTING FROST-RESISTANT GRAVEL ROADBASES BY MEANS OF BENTONITE
VERFAHREN ZUR HERSTELLUNG VON FROSTSICHEREN KIESTRAGSCHICHTEN MIT HILFE VON BENTONIT
THE PROJECT IS THE RESULT OF AN EARLIER PROJECT (IRRD NO. 700541) IN WHICH A REPLACEMENT CRITERION FOR THE VERY STRICT CASAGRANDE FORST CRITERION WAS DERIVED AFTER ACCURATE DETERMINATION OF THE MINERALOGICAL COMPOSITION OF THE FINE CONSTITUENTS OF THE ROADBASE MATERIAL. EXTENSIVE DIRECT FROST TESTS AND BEARING CAPACITY TESTS WERE CARRIED OUT IN THE LABORATORY ON EXPERIMENTAL MIXTURES. THE PRESENT PROJECT IS A LARGE-SCALE FIELD TEST TO DETERMINE THE POSSIBILITIES OF ADDING BENTONITE TO THE MIXTURE; ROADBASES PRODUCED WITH THE MIXTURE WILL BE PROVIDED WITH A SURFACING AND EXPOSED FOR A LONG PERIOD TO NATURAL WEATHER CONDITIONS. OBSERVATIONS WILL BE MADE OF THE EXPERIMENT.
Language
- German
Project
- Status: Active
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Contract Numbers:
ITRD BM 146A
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Sponsor Organizations:
BUNDESMINISTERIUM FUER BAUTEN UND TECHNIK
STUBENRING 1
WIEN, OESTERREICH A-1010 -
Project Managers:
WAIBEL, P
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Performing Organizations:
DIPL.-ING. DR. TECHN. PETER WAIBEL
GRAF-KASPAR-STR. 2
HOHENEMS, OESTERREICH A-6845 - Start Date: 19750100
- Expected Completion Date: 0
- Actual Completion Date: 0
- Source Data: ITRD D700323
Subject/Index Terms
- TRT Terms: Base course (Pavements); Bentonite; Field tests; Frost; Prevention; Research projects; Strength of materials
- Geographic Terms: Austria
- ITRD Terms: 8007: Austria; 4186: Bentonite; 2585: Frost; 6226: In situ; 9149: Prevention; 8557: Research project; 2961: Roadbase; 5544: Strength (mater)
- Subject Areas: Research; Security and Emergencies; I22: Design of Pavements, Railways and Guideways; I36: Aggregates;
Filing Info
- Accession Number: 01292582
- Record Type: Research project
- Source Agency: Kuratorium für Verkehrssicherheit (KfV)
- Contract Numbers: ITRD BM 146A
- Files: ITRD
- Created Date: Nov 21 2010 3:33AM