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Xiaoyun Song, Heping Zheng, Lei Xu, Tingting Xu and Qiuyu Li
An investigation was carried out to study the influence of two types of anti-washout admixtures (AWAs) on the performance of underwater concrete, specifically, workability and washout resistance. The tested AWAs were hydroxypropyl methylcellulose (HPMC) ...
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Carolina Bracho-Villavicencio, Helena Matthews-Cascon, Marc García-Durán, Xavier Vélez, Nicola Lago, Laura Busquier and Sergio Rossi
Suitable colonization materials are a pursued target in marine restoration programs. Known for making nutrients available while reducing pollutants and the risk of pathogens in terrestrial ecosystems, Biochar and Bioferment materials of organic origin we...
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Ugne Orinaite, Vilte Karaliute, Mayur Pal and Minvydas Ragulskis
This paper presents the development of an underwater crack detection system for structural integrity assessment of submerged structures, such as offshore oil and gas installations, underwater pipelines, underwater foundations for bridges, dams, etc. Our ...
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Yu Sun, Wansong Xu and Sheng Shen
Given that the existing drainage strengthening methods for underwater damaged piers are expensive, inefficient, and cause shipping traffic disruptions, an urgent need exists to explore undrained strengthening methods, such as the precast concrete segment...
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Maryam Nasim and Sujeeva Setunge
The structural safety and serviceability during extreme weather, such as floods and storms, is critical. Due to global warming in the last decades, the increase in the intensity of natural disasters, i.e., flood loading and the durability of the road str...
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Maria Angeliki Chatzigiannakou, Irina Dolguntseva and Mats Leijon
Since 2008, Seabased Industry AB (SIAB) has manufactured and deployed several units of wave energy converters (WECs) of different design. The WECs are linear generators with point absorber buoy systems that are placed on the seabed, mounted on a gravitat...
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O. M. Pshinko,A. V. Krasnyuk,O. V. Hromova
Pág. 195 - 204
Purpose. Scientific work aims at the development and testing of information system to meet the challenges of concrete composition design and control (for railway structures and buildings) based on the physico-analytical method algorithm for hydraulic con...
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O. V. Anufrieva,B. H. Klochko
Pág. 149 - 153
The article is about the results of experimental-and-theoretical research of usefulness of mortar and concrete mixes for underwater repair works. It is shown that the developed compositions of hydraulic engineering concretes are characterized by high eff...
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V. O. Momot
Pág. 217 - 219
The article provides analysis of the issues of using monolithic concrete in hydro-technical construction, selects the main factors, influencing the characteristics of concrete mixtures for underwater concreting and determines the basic ways of further re...
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V. O. Momot
Pág. 181 - 183
The article presents results of the studies regarding development of high-agility mortars for repair of concrete and stone-based transport erections by way of subwater injecting. Basing on results of the study, recommendations have been given for fabrica...
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