Results 21 to 30 of about 37,406 (96)

General model of accident rate growth in the construction industry

open access: yesJournal of Civil Engineering and Management, 2007
The accident level in sectors of the national economy is estimated from such data as: the number of persons employed in the analysed sector, the number of victims of accidents at work and the frequency and seriousness of the accidents.
Bozena Hola
doaj   +1 more source

Experimental evaluation of the interaction between strength concrete block walls under vertical loads

open access: yesRevista IBRACON de Estruturas e Materiais
This paper aims to evaluate the interaction between structural masonry walls made of high performance concrete blocks, under vertical loads. Two H-shaped flanged wall series, all full scale and using direct bond, have been analyzed experimentally. In one
L. O. CASTRO   +3 more
doaj   +1 more source

Analysis of efficiency of single-family house life cycle/Vienbučių gyvenamųjų namų gyvavimo proceso efektyvumo analizė

open access: yesJournal of Civil Engineering and Management, 2000
Norint suprojektuoti ir įgyvendinti efektyvų vienbučio gyvenamojo namo gyvavimo procesą, būtina jo racionalumu rūpintis nuo poreikių ir tikslų nustatytno iki pastato naudojimo pabaigos.
Nerija Kvederytė
doaj   +1 more source

Nonlinear analysis of the progressive collapse of reinforced concrete plane frames using a multilayered beam formulation

open access: yesRevista IBRACON de Estruturas e Materiais
This work investigates the response of two reinforced concrete (RC) plane frames after the loss of a column and their potential resistance for progressive collapse. Nonlinear dynamic analysis is performed using a multilayered Euler/Bernoulli beam element,
C. E. M. Oliveira   +4 more
doaj   +1 more source

Relations and transformations of extremum energy principles for deformable body/Deformuojamo kūno ekstreminių energinių principų ryšiai ir transformacijos

open access: yesJournal of Civil Engineering and Management, 1997
Išnagrinėti tampraus plastiško kūno įtempimų ir deformacijų analizės ir ribinės pusiausvyros būvio ekstreminiai energiniai principai paprasto (vienkartinio) apkrovimo atveju.
Stanislovas Kalanta
doaj   +1 more source

The quantitative assessement of the location of building projects in a territory/Statybos objektų sklaidos kiekybinis įvertinimas

open access: yesJournal of Civil Engineering and Management, 1995
In many research works concerning the dispersion of building projects the influence of this dispersion on organizational structures of building enterprise management has not been almost touched upon.
R. Ginevičius
doaj   +1 more source

Synthesis and characterisation of biocapsules containing low-cost rejuvenators for asphalt self-healing

open access: yesRILEM Technical Letters, 2021
This study aimed to characterise polynuclear biocapsules containing low-cost rejuvenating agents for asphalt self-healing. Capsules consisted of a biopolymeric matrix of calcium alginate containing cooking oil and mineral oil as rejuvenating agents ...
Jose L. Concha Fuentealba   +3 more
doaj   +1 more source

Influence of the surface treatment of tire rubber residues added in mortars

open access: yesRevista IBRACON de Estruturas e Materiais
In this work it was evaluated the influence tire rubber addition in mortars in order to replace part of the sand (12% by volume). It was also intended to verify if the tire rubber treatment with NaOH saturated aqueous solution causes interference on the ...
A. C. Marques   +3 more
doaj   +1 more source

The model of determining the sensitivity of elements of multiple criteria evaluation methods

open access: yesJournal of Civil Engineering and Management, 2002
Multipurpose version construction design under market conditions has no alternatives as only having formed sufficient quantity of variants to choose a rational, if not optimal, variant, which implemented will result in a priori known or enough close ...
Titas Dėjus
doaj   +1 more source

Specification faced with durability to meet superior level of performance in structural elements buried

open access: yesRevista IBRACON de Estruturas e Materiais
The performance standard NBR 15575-1: 2013 [1] states that to achieve the higher level of performance for durability, buried concrete structures must achieve a minimum service life (VUP) of 75 years.
F. Bolina, B. Tutikian
doaj   +1 more source

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