Results 1 to 10 of about 5,487,488 (192)

Optimization of construction time regulations for large-panel residential buildings [PDF]

open access: yesE3S Web of Conferences, 2021
The need to modernize residential construction technologies is an imperative for reducing labour, material, technical, fuel and energy resources. The purpose of the study is to optimize the construction time regulations for the large-panel residential ...
Ibragimov Ruslan   +4 more
doaj   +1 more source

Analysis of technology, time and costs of three methods of building a single-family house: traditional brick, reinforced concrete prefabrication, timber frame [PDF]

open access: yesArchives of Civil Engineering, 2023
The article presents a comprehensive analysis of technology, time and costs of three methods of building a single-family house; traditional brick, reinforced concrete prefabrication and timber frame.
Grzegorz Wrzesiński   +3 more
doaj   +1 more source

Scheduling Optimization Using an Adapted Genetic Algorithm with Due Regard for Random Project Interruptions

open access: yesBuildings, 2022
Current socio-economic conditions impose certain requirements on construction and renovation projects that need new methods making evaluations of construction work performance schedules more reliable.
Anatoly V. Alekseytsev   +1 more
doaj   +1 more source

A Dynamic Model for Effective and Optimal Planning of Formwork in Construction Projects

open access: yesBuildings, 2023
The cost of producing one cubic meter of concrete structure, depending on the structure’s shape, type, and complexity, can be variously high. The cost of concrete, reinforcement, formwork, and labor ratio varies.
Renata Baskova   +4 more
doaj   +1 more source

A Study of the Effects of Geological Conditions on Korean Tunnel Construction Time Using the Updated NTNU Drill and Blast Prediction Model

open access: yesApplied Sciences, 2021
This paper analyses the construction time and advance rate of a 3 km long drill and blast tunnel under various geological conditions using an upgraded NTNU drill and blast prediction model. The analysis was carried out for the five types of Korean tunnel
Yangkyun Kim, Sean Seungwon Lee
doaj   +1 more source

An Expert Knowledge-Based System to Evaluate the Efficiency of Dry Construction Methods

open access: yesApplied Sciences, 2023
The issues that the construction sector currently faces with regard to productivity and efficiency are well acknowledged. In the construction industry, there is plenty of space for efficiency to improve, with an increasing number of new tools and methods
Maria Kozlovska   +3 more
doaj   +1 more source

Dampak Negatif Proyek Pembangunan Rumah Tinggal Terhadap Bangunan di Sekitarnya – Studi Kasus di Surabaya

open access: yesRekayasa Sipil, 2023
The need for housing in a metropolitan city such as Surabaya will increase with time. These needs can be met by building new houses or renovating. Sometimes the construction and renovation of houses will more or less have an environmental impact on the ...
Daniel Tjandra, Paravita Sri Wulandari
doaj   +1 more source

Incremental Construction of Time-Series Knowledge Graph [PDF]

open access: yesJisuanji kexue yu tansuo, 2022
Knowledge graph (KG) with time-series feature is referred to as time-series KG, which depicts the incre-mental concepts and corresponding relations in knowledge base.
ZHANG Zichen, YUE Kun, QI Zhiwei, DUAN Liang
doaj   +1 more source

Feedback as Real-Time Constructions [PDF]

open access: yesE-Learning and Digital Media, 2014
This article offers a re-description of feedback and the significance of time in feedback constructions based on systems theory. It describes feedback as internal, real-time constructions in a learning system. From this perspective, feedback is neither immediate nor delayed, but occurs in the very moment it takes place. This article argues for a clear
Keiding, Tina Bering, Qvortrup, Ane
openaire   +2 more sources

Pseudodeterministic constructions in subexponential time [PDF]

open access: yesProceedings of the 49th Annual ACM SIGACT Symposium on Theory of Computing, 2017
We study pseudodeterministic constructions, i.e., randomized algorithms which output the same solution on most computation paths. We establish unconditionally that there is an infinite sequence $\{p_n\}_{n \in \mathbb{N}}$ of increasing primes and a randomized algorithm $A$ running in expected sub-exponential time such that for each $n$, on input $1 ...
Oliveira, I, Santhanam, R
openaire   +4 more sources

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