LABORATORY TESTS ON THE CURING OF CONCRETE ROADS
LABORUNTERSUCHUNGEN ZUR NACHBEHANDLUNG VON BETONFAHRBAHNEN
ACCORDING TO THE GENERAL TECHNICAL CONDITIONS FOR THE CONSTRUCTION OF CONCRETE ROADS, THESE ROADS HAVE TO BE PROTECTED FROM DRYING OUT FOR A PERIOD OF THREE WEEKS BY MEANS OF CURING, AND GENERALLY MUST NOT BE USED BY TRAFFIC UNTIL 21 DAYS AFTER THE COMPLETION OF CONCRETING. IN VIEW OF THIS LONG WAITING PERIOD BEFORE THE ROAD IS OPENED TO TRAFFIC, AND NATURALLY WITH RESPECT TO THE COSTS OF THE CURING ITSELF, THE QUESTION ARISES AS TO WHETHER THE CURING MEASURES COULD NOT BE SIMPLIFIED OR REDUCED IN LENGTH. AS PART OF THE RESEARCH PROJECT THEREFORE, TESTS ARE TO BE CARRIED OUT TO DETERMINE WHETHER IN FACT AFTER A FEW DAYS' HARDENING THE CONCRETE PAVEMENT HAS SUFFICIENT STRENGTH TO BE ABLE TO WITHSTAND NORMAL TRAFFIC STRESSES. EARLIER TRAFFICKING WOULD HOWEVER MAKE THE CONTINUATION OF CONVENTIONAL CURING METHODS IMPOSSIBLE. THEREFORE AN ATTEMPT IS TO BE MADE TO DEVELOP NOVEL, PRACTICABLE AND ECONOMICALLY VIABLE METHODS OF CURING WHICH CAN PREVENT A TOO RAPID LOSS OF MOISTURE FROM THE CONCRETE EVEN AFTER THE ROAD HAS BEEN OPENED TO TRAFFIC.
Language
- German
Project
- Status: Completed
-
Contract Numbers:
ITRD 51A
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Sponsor Organizations:
BUNDESMINISTERIUM FUER BAUTEN UND TECHNIK
STUBENRING 1
WIEN, OESTERREICH A-1010 -
Project Managers:
GEYMEYER, H
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Performing Organizations:
TECHN. VERSUCHS- U. FORSCHUNGSANSTALT D. THE GRAZ (TECHNICAL UNIVERSITY OF GRAZ, TECHNICAL TESTING AND RESEARCH INSTITUTE )
STREMAYRGASSE 11
GRAZ, OESTERREICH A-8010 - Start Date: 19720900
- Expected Completion Date: 0
- Actual Completion Date: 19740000
- Source Data: ITRD D700529
Subject/Index Terms
- TRT Terms: Concrete; Concrete hardening; Laboratories; Research projects; Rigid pavements; Tests; Time
- Geographic Terms: Austria
- ITRD Terms: 8007: Austria; 4755: Concrete; CURING ; 4722: Hardening; 6237: Laboratory (not an organization); 8557: Research project; 2964: Rigid pavement; 6255: Test; 5414: Time
- Subject Areas: Research; I32: Concrete; I52: Construction of Pavements and Surfacings;
Filing Info
- Accession Number: 01292480
- Record Type: Research project
- Source Agency: Forschungsgesellschaft für Straßen- und Verkehrswesen (FGSV)
- Contract Numbers: ITRD 51A
- Files: ITRD
- Created Date: Nov 21 2010 3:30AM