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99 articles for “Nigeria”
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Evaluation of Challenges to Women Participation in the Nigeria Construction Industry
Abstract: Construction industry is a mobile industry which always has its production site wherever contract is given. Participation of women in the profession is not being encouraged as there male counterpart. This paper is to assess the barriers to women participation in the construction industry in Nigeria. The cause for this was reviewed through the consultation of literatures and the used of questionnaires. Some factors are identified as challenges and at …
Published in International Journal of Construction Engineering and Planning · Vol. 2, Issue 2, 2016 · pp. 5–13 Read article
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EFFECT OF SUPERVISION ON PRODUCTIVITY OF CONSTRUCTION INDUSTRY IN NIGERIA
Abstract: Poor supervision in the workplace has been identified to be among the primary obstacles to achieving potential successes by an organization. Insufficient direction is thought not only to be the major causes of revise but also resulted in low productivity, poor safety, lesser working conditions, and little quality of construction industry end product. Also lack of effective supervision is seen as an inevitable feature of the construction process which has …
Published in International Journal of Construction Engineering and Planning · Vol. 4, Issue 2, 2018 · pp. 22–29 Read article
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Vehicle Number Plate Detection and Recognition System in Nigeria Using Deep Learning
Abstract: With over 200 million citizens, Nigeria is one of Africa’s largest and most populous nations. It is now essential to automate traffic management due to the rising number of vehicles in the nation. With the use of a deep learning technique known as the YOLO method, the study was able to construct an automatic vehicle license plate identification system that will recognize each of the vehicle license plates when many …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 9, Issue 2, 2023 · pp. 32–45 Read article
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Prevalence of Maternal Morbidity: A Case Study of Owerri, Imo State, Nigeria
Abstract: Prevalence of Maternal morbidity was studied in Owerri, Imo State south eastern Nigeria from January to December, 2016. A total of 41 hospitals and 10 primary health care centres were selected for the study. A structured questionnaire comprising of 2 sections: A. Institutional record and B. Maternal mortality, was used to collect clinical data relating to ante natal care and maternal morbidity. The questionnaires were administered on Medical directors and …
Published in International Journal of Obstetrics, Perinatal and Neonatal Nursing · Vol. 4, Issue 2, 2018 · pp. 46–56 Read article
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Causes of Urban Sprawl and Approaches for Its Containment in Zaria Urban Area, Nigeria
Abstract: This paper analyses the causes that are responsible for undesirable patterns of urban sprawl that have become a problem affecting excessive land consumption, rapid urban population growth, increasing transportation costs, loss of open spaces, and transforming the city into decayed areas. GIS 10.1 was used to calculate the total land area of the study area, sprawled communities, and that of the institutions that occupied more land within the Zaria Urban …
Published in International Journal of Town Planning and Management · Vol. 11, Issue 2, 2025 · pp. 1–9 Read article
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A Multi-Criteria Approach to Assessing the Revival of Heritage Through Adaptive Reuse: The Case Study of Fagbewesa’s House in Osogbo, Osun State Nigeria
Abstract: Heritage buildings often become obsolete in their original functions, leading to vacancy and deterioration. Adaptive reuse emerges as a vital strategy for conserving these structures, providing new life and utility while preventing their demolition. This approach supports sustainable heritage conservation by preserving both the tangible and intangible values of the original buildings, enhancing the resilience of building materials, and minimizing waste and time. The decision-making criteria for adaptive reuse encompass …
Published in International Journal of Architectural Heritage · Vol. 8, Issue 1, 2025 · pp. 1–17 Read article
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Design and Implementation of a Prototype Micro Hydropower System Utilizing Jaffi Waterfalls, Nigeria
Abstract: Micro-hydroelectric power is a dependable and effective clean renewable energy source. Research presents Development of a prototype Experimental Hydro Electric power system using Jaffi waterfalls as a source of water supply. The objectives of the study are to design, construct, test and carry out performance evaluation of the prototype hydropower system using Jaffi waterfalls. The Prototype Hydropower system was designed and constructed using local readily available material that is relatively …
Published in International Journal of Energetic Materials · Vol. 11, Issue 1, 2025 · pp. 1–11 Read article
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Assessing trends in Speciation of First-Row Transition Metals in Children's Playgrounds of Owerri, Nigeria
Abstract: Chemical species of metals affect toxicity but trends of these metals species in soils are less studied. This study examined the trends and variability of species of metals in soils from playgrounds within Owerri. Eighty-one composite soil samples from nine playgrounds were collected in dry and rainy season to reflect spatio-seasonal variability. Samples were characterized by standard methods in triplicates and then extracted sequentially. Concentrations of metal species were determined …
Published in International Journal of Green Chemistry · Vol. 11, Issue 1, 2025 · pp. 28–45 Read article
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Dry Season Impact on Water Quality of Nworie River, Owerri, Nigeria
Abstract: This study assessed the physicochemical properties and heavy metal contamination of Nworie River during the dry season. Fifteen composite water samples were collected from strategic points along the river. In-situ measurements of pH, temperature, and electrical conductivity were undertaken, while laboratory analyses determined heavy metal concentrations. Pollution Load Index and Contamination Factor were employed to evaluate the overall water quality and contamination levels. Results indicated moderate to high levels of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 11, Issue 1, 2025 · pp. 40–49 Read article
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Physico-Chemical Analysis of Oji-River in Enugu State,Nigeria to Ascertain its Pollution Level
Abstract: Physico-chemical investigations were carried out on Oji-river using standard methods to ascertain thelevel and sources of pollution. The distribution of pollutants due to anthropogenic activities wasreported. Evaluation revealed the mean range values of the following parameters; pH, 5.98 – 6.15,turbidity, 2.10 – 7.90 NTU, total suspended solid (TSS), 0.70 – 5.40 mgL-1, total dissolved solid (TDS),18.20 – 49.60 mgL-1, electrical conductivity (EC), 39.60 – 107.90 µScm-1, alkalinity, 20.0 – 34.0 …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 1, 2024 · pp. 1–12 Read article
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Challenges of Basic Infrastructural Provision to Building Sustainable Peri-urban Communities in Jos Metropolis, Nigeria
Abstract: The desire of goal 11 of Sustainable Development Goals (SDGs) is geared towards making cities inclusive, safe, resilience and sustainable. However, rapid urbanization of Jos metropolis has led to overflow of its population into peri-urban areas. These areas are swamped by low and medium income groups for housing developments resulting in spatial growth characterized by poor and lack of basic infrastructure that residents are forced to live without, thus, threatening …
Published in International Journal of Sustainable Building Technology · Vol. 4, Issue 2, 2021 · pp. 40–50 Read article
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FACTORS AFFECTING RESIDENTS’ SATISFACTION IN PRIVATE AND PUBLIC HOUSING ESTATES IN AKURE, NIGERIA
Abstract: Housing represents the most basic of human need and it has a profound impact on the health, welfare, and productivity of individuals. It can be publicly or privately owned. Public housing as a product of the direct state intervention in housing has generated much criticism globally including lack of amenities, poor maintenance, strained relationships between public housing residents and management. Similarly, private housing investors have been observed to have profit …
Published in International Journal of Housing and Human Settlement Planning · Vol. 4, Issue 2, 2018 · pp. 12–26 Read article
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Geology and Geochemistry of Ilmenite Deposits of Malumfashi Schist Belt, Northwestern Nigeria
Abstract: The geology, geochemistry and the economic potential of Ilmenite occurrence insheet 79 Malumfashi NW is presented in this study. The field and petrographic studies revealed that, the area consists of largely muscovite and carbonaceous schist together with Granite as major rocks. Tourmalinites and quartzite as minor rocks. Numerous quartz veins of various sizes trending NS parallel to the foliation of the schist are present throughout representing a silicification episode. The …
Published in International Journal of Landscape Planning and Architecture · Vol. 5, Issue 2, 2019 · pp. 40–51 Read article
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PHYSICAL PLANNING PROPOSAL FOR MAKARFI LOCAL GOVERNMENT MARKET KADUNA STATE, NIGERIA
Abstract: AbstractMakarfi market is known for its continued pressure to contain the activities and have led to encroachment on adjourning land uses, which is as a result of congestion within the market. The aim is to prepare a physical planning proposal for Makarfi for efficiency, convenience and aesthetics. The market comprises of some problems among which are:- lack of defined plan to guide its development, lack of drainage system, developments are …
Published in International Journal of Town Planning and Management · Vol. 9, Issue 2, 2023 · pp. 17–25 Read article
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POLYCYCLIC AROMATIC HYDROCARBONS (PAHs) AND HEAVY METALS IN SELECTED DRIED SEA FOODS FROM PORTHARCOURT CITY NIGERIA
Abstract: Polycyclic aromatic hydrocarbons (PAHS) and heavy metals constitute environmental recalcitrant pollutants which are toxic and carcinogenic. The levels of PAHs and heavy metals (As, Hg, V, Zn, Pb, and Cr) in dried sea foods: prawn (Panaeus monodon), water snail (Bithynia tentaculata), periwinkle (Littorina littorea), conch (Lobatus gallus) and Oyester (Ostrea edulis) were determined. PAHs were determined using GC/FID and the heavy metals were determined using AAS. Total PAHs ranged from …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 24–34 Read article
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Comparison of Theoretical and Experimental Approach to Predict Crude Oil Spreading Rate in Niger Delta Area, Nigeria
Abstract: Theoretical and Experimental approach was employed to examine the rate of crude oil characteristics upon the influence of transport and spreading, using Niger Delta raw crude oil. The major raw crude oil used for this investigation are Escravos crude oil, Brass blend and Bonny light and the rate of transport and spreading was monitored based on the laboratory set – up experiment. Mathematical model was developed to monitor, predict and …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 2, 2018 · pp. 27–37 Read article
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TRACE METALS IN SURFACE WATER AND SEDIMENTS OF LOWER NEW CALABAR RIVER, RIVERS STATE, NIGERIA
Abstract: The concentration of trace metals in surface water and sediments of lower New Calabar River was investigated. The results obtained showed that the trace metals Pb, Cd, Fe, Zn, Co and Cu occurred in both surface water and sediments. There was high distribution of the trace metals according to the sample locations attributed to both anthropogenic and natural resources. The concentration of trace metals in surface water followed the trend …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 2, 2020 · pp. 39–52 Read article
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Predictive Model to Monitor the Rate of Dissolved Nitrogen Influenced by Void Ratio in Silty and Gravel Bed Formation in Coastal Area of Warri Delta State of Nigeria
Abstract: This paper evaluated the rate of dissolved nitrogen in silty and gravel soil formation, the study is to monitor the rate of dissolved nitrogen at different strata to phreatic bed, homogeneous formation were observed to have deposit in the study location, organic soil were insignificant since the formation deposited slight quantity, the predominant formation is homogeneous silty and grave soil strata, the void ratio deposition were at high rate in …
Published in International Journal of Construction Engineering and Planning · Vol. 4, Issue 1, 2018 · pp. 42–48 Read article
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Assessment of the Factors Influencing Facility Maintenance Problems in Rufus Giwa Polytechnic, Owo, Nigeria
Abstract: This survey is carried to assess the facility maintenance challenges in higher institutions of learning by adopting Rufus Giwa Polytechnic, Owo. The study particularly examined those factors that contribute to maintenance problems and those that influence maintenance programme on the institutional buildings in the study area. Structured questionnaires were distributed to respondents and the results were analyzed. Findings revealed that untimely replacement of defective fitting is the main maintenance challenge …
Published in International Journal of Structural Engineering and Analysis · Vol. 2, Issue 2, 2016 · pp. 20–28 Read article
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DESIGN OF TRAFFIC SIGNAL CONTROL SYSTEM AT ORLU JUNCTION, IHIALA, ANAMBRA STATE, NIGERIA
Abstract: The vast increase in population results in number of vehicular movement which contributes to volume of traffic at road intersections. This traffic jam is much during festive periods, causing delay which has negative impact to the economy. No one can easily predict the time of journey arrival due to gridlock at intersection on highways. This inefficient traffic movement is caused by absence of traffic control systems. Hence, this study had …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 8, Issue 2, 2022 · pp. 38–49 Read article