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03/13/2019
réf. 454.E
By Armand Leroux, Matthieu Scalliet

French standard NF EN 1992-1-1 clearly defines the rules for dimensioning slabs with regard to punching. It also allows to verify shear at the interfa…

Keywords: BNTRA EC2, floor slab, precast slab, punching
07/12/2018
réf. 432.E
By Sophie Jacob, Thibaut Le Doeuff

Jetting resistance of concrete pipes The report 400.I V2 « Jetting resistance of pipes: state of the art » has provided data on high pressure clean w…

Keywords: concrete pipe, jet power, jetting resistance, nozzle
08/31/2017
réf. 380.E
By Kaïs Mehiri

3D additive printing in concrete Additive manufacturing is expanding in various industrial sectors. 3D printing process already replaces, in some cas…

Keywords: 3D additive printing, additive manufacturing, Concrete products, process
03/13/2017
réf. 387.E
By Lionel Monfront, Matthieu Scalliet, Nader Lachiheb

Design normal weight shuttering blocks masonry In July 2012, an amendment to the DTU 20.1 (French standards for execution of Masonry) was publish…

Keywords: block masonry, design, Eurocode, horizontal loading, shuttering block, vertical loading
03/13/2017
réf. 399.E
By Alkistis Plessis-Moutafidou, Caroline Morin, Iuliana Stoian, Julien Parc

Thermal gradients in uninsulated top floor Concrete top floors can be subjected to high temperature gradients due to sunshine. This applies to un…

03/20/2016
réf. 347.E
By Jonathan Mai-Nhu, Patrick Rougeau

This study deals with the deterioration mechanisms of concrete linked to the reinforcement corrosion and the development of a predictive model of dura…

Keywords: armatures, carbonatation, Carbonation, Chloride penetration, Concrete product, corrosion, Cover thickness, durabilité, Durability, environnement agressif, Predictive model, produits en béton
09/12/2015
réf. 341.E
By Carine Lachaud, Patrick Rougeau, Sylvain Dehaudt

Interactive concrete - Sensors ans RFID tages: new technologies for concrete products with higher value-added This technology-watch study focuses o…

Keywords: Civil engineering, Construction, Interactive concrete, RFID tag, Sensor