CONTRIBUTION TO THE UPDATING OF THE DIRECTIVES FOR ROADBASES STABILIZED WITH HYDRAULIC BINDERS
CONTRIBUTION A LA REVISION DES DIRECTIVES DES ASSISES TRAITEES AUX LIANTS HYDRAULIQUES
THE DIFFERENT DIRECTIVES FOR THE CONSTRUCTION OF GRAVEL ROADBASES STABILIZED WITH HYDRAULIC BINDERS WERE ESTABLISHED USING DATA (STUDIES, INVESTIGATIONS AND OBSERVATIONS) OF AT LEAST 5 YEARS OF AGE. THE OBJECTIVE OF THE RESEARCH IS TO FIND FRESH DATA NECESSARY TO THE UPDATING OF THESE DIRECTIVES. THE THREE MAIN IMMEDIATE OBJECTIVES ARE: TO DEFINE THE PERFORMANCE LEVELS TO BE ATTAINED FOR EACH CATEGORY OF STABILIZED ROADBASE; TO STANDARDIZE AND OPTIMIZE STANDARDS GOVERNING AGGREGATES; TO DETERMINE THE DISPERSION THRESHOLDS NOT TO EXCEED DURING ROAD CONSTRUCTION. IN 1979 IT IS PLANNED: TO STUDY VARIATIONS IN THE MECHANICAL CHARACTERISTICS OF GRAVEL-CEMENT AS A FUNCTION OF FLUCTUATION IN CEMENT PROPORTIONING, MOISTURE CONTENT AND DENSITY; TO STUDY THE MECHANICAL CHARACTERISTICS OF GRAVEL SLAG WITH A FULL CURVE, WITH VARYING FINES CONTENTS. A SUMMARY WILL BE PREPARED OF OBSERVATIONS ON CONTROLS IN FIXED PLANTS MANUFACTURING GRAVEL AND SAND-SLAG IN THE PARIS REGION.
Language
- French
Project
- Status: Active
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Contract Numbers:
ITRD 1-34-29-9
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Sponsor Organizations:
MINISTERE DES TRANSPORTS (MINISTRY OF TRANSPORT)
AV DU PRESIDENT KENNEDY 32
PARIS CEDEX 16, France F"75775MINISTERE DE L'ENVIRONNEMENT ET DU CADRE DE VIE (MINISTRY OF ENVIRONMENT AND QUALITY OF LIFE)
BOULEVARD SAINT GERMAIN 244
PARIS CEDEX 16, France F-75775 -
Project Managers:
PAUTE, J
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Performing Organizations:
LABORATOIRES DES PONTS ET CHAUSSEES - ROAD AND BRIDGE LABORATORIES
BOULEVARD LEFEBVRE 58
PARIS CEDEX 15, France F-75732 - Start Date: 19780000
- Expected Completion Date: 0
- Actual Completion Date: 0
- Source Data: ITRD F500780
Subject/Index Terms
- TRT Terms: Aggregates; Basalt; Base course (Pavements); Behavior; Calcium oxide; Cement; Continuously graded aggregates; Fatigue (Mechanics); Fly ash; Mix design; Pozzolan; Slag; Specifications; Stabilized materials; Surveillance; Tension; Tests
- ITRD Terms: 4577: Aggregate; 4183: Basalt; 9001: Behaviour; 4758: Cement; 4598: Continuously graded aggregate; 5579: Fatigue (mater); 4580: Fly ash; 4574: Lime; 4714: Mix design; 4185: Pozzolan; 3688: Roadbase stabilization; 4561: Slag; 177: Specifications; 9101: Surveillance; 5502: Tension; 6255: Test
- Subject Areas: Geotechnology; I33: Other Materials used in Pavement Layers; I52: Construction of Pavements and Surfacings;
Filing Info
- Accession Number: 01293627
- Record Type: Research project
- Source Agency: Institut Francais des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux (IFSTTAR)
- Contract Numbers: ITRD 1-34-29-9
- Files: ITRD
- Created Date: Nov 21 2010 4:12AM