To investigate the ASR in structural concretes and the alkali reactivity in fresh concretes as well as in concretes containing various additions, cements, etc., only the aggregate, among other things,...
This procedure is also known as Feldrappe’s method for excess solution [1]. The hydroxide ion concentration and/or the change induced by the reactions of the partners is determined as the...
The closed stock corporation “Markucˇiai” is one of the largest Lithuanian manufacturers of standard and custom precast elements (Fig. 1). Drawing upon over 50 years of experience, the precast...
In the Benelux countries, however, the financial benefit of SCC for standard products has been recognized and implemented in precast plants early on. In the meantime, SCC has become increasingly...
Caused by the slow development of new knowledge through limited research in comparison with the cast-in-situ systems, related standards for earthquake resistant design and construction of precast...
North of the City of Luxembourg, a 3-km tunnel is currently under construction (Fig. 1). This tunnel forms part of the new “Route du Nord” section and consists of two main tubes, one of which...
The Austrian Schlüsselbauer Technology GmbH & Co.KG has developed a production system with which – using negative mold bodies and special formwork – elements of highly individual shapes can also...
In general, a distinction can be made between mobile and stationary straight-stock cutting systems for reinforcing steel. In Germany, Austria and Switzerland, mobile systems traveling in transverse...
The stair is no high-price product; therefore it is important for the manufacturer that the time and effort that goes into its design tends towards zero. Since a stair in geometrical terms is...
