Construction + Engineering

Cutting plastic construction waste

Berry, Terri-Ann; Kestle, Linda (Building Research Association of New Zealand (BRANZ), 2022-02-01)

The tonnes of construction waste that go to landfill each year are a significant environmental hazard. A research centre at Unitec is working to change this with an innovative project to help construction companies reduce ...

Energy recovery in SWRO desalination: Current status and new possibilities

Schunke, A.J.; Herrera, G.A.; Padhye, L.; Berry, Terri-Ann (Frontier Media, 2020-04-03)

Reverse osmosis (RO) technology requires high energy input in order to extract freshwater from seawater. Improvements in RO technology have led to seawater RO (SWRO) becoming the dominant form of large scale desalination ...

International hydrogen community needs from policymakers and public and private Investors

Leaver, Jonathan (2021-11-16)

AIM To provide a landscape of the strategic needs of governments, industry and the public in relation to the role of hydrogen in the economy

Plastic minimisation in construction: A pilot study identifying and quantifying the composition of C&D plastic in construction waste

Kestle, Linda; Hernandez, Herman; Berry, Terri-Ann; Low, Joanne; Wallis, Shannon (Australasian Universities Building Education Association (AUBEA), 2021-10)

Construction and demolition (C&D) waste contributes at least 10,000 tonnes of plastic to landfills in Auckland annually. The growing use of plastic in the packaging of building materials, the use of polystyrene and products ...

Articular and artificial cartilage, characteristics, properties and testing approaches - a review

Mostakhdemin, M.; Nand, Ashveen; Ramezani, Maziar (MDPI (Multidisciplinary Digital Publishing Institute), 2021-06-18)

The design and manufacture of artificial tissue for knee joints have been highlighted recently among researchers which necessitates an apt approach for its assessment. Even though most re‐searches have focused on specific ...

The response of Auckland construction firms to recent technological changes

Kerai, U.; Kiroff, Lydia; Sharma, Rashika (Unitec ePress, 2021-07-08)

Over the past decade the impacts of technology on the construction sector have been profound. This trend presents significant challenges for construction firms in an environment characterised by skilled-labour shortages ...

Flexible pavement crack's severity identification and classification using deep convolution neural network

Ibrahim, A.; Zukri, N.A.Z.M.; Ismail, B.N.; Osman, M.K.; Yusof, N.A.M.; Idris, M.; Rabian, A.H.; Bahri, Intan (College of Engineering, Universiti Teknologi MARA (UiTM), 2021-04-15)

Effective road maintenance program is vital to ensure traffic safety, serviceability, and prolong the life span of the road. Maintenance will be carried out on pavements when signs of degradation begin to appear and delays ...

Power-to-Hydrogen and Hydrogen-to-X : system Analysis of the techno-economic, legal, and regulatory conditions

Lucchese, P.; Mansilla, C.; Tilli, O.; Prost, J.; Samsatli, S.; Leaver, Jonathan; Dickinson, R.; Grand-Clement, L.; Funez, C. (IEA Hydrogen Technology Programme, 2020-09)

P2X pathway definitions has the aim to clarify terminologies that are often used but with different meanings or intentions which leads to misunderstanding and ambiguity. The Task Force Definitions have addressed this issue ...

NZDE national exams : a nightmare and a limiting barrier

Bahadornejad, Momen (2021-02-04)

The pass rate in NZDE first-year modules with national exams is lower than the other courses in the programme In this presentation: The reasons why students struggle in the national exams are briefly discussed The ...

Understanding the challenges of circular economy construction through full-scale prototyping

Finch, G.; Marriage, G.; Gjerde, M.; Pelosi, A.; Patel, Yusef (Architectural Science Association (ANZAScA), 2020-11)

Applying the Circular Economy paradigm in the built environment requires buildings to be designed for deconstruction and material recovery. Achieving circularity is complicated by the fact that requirements for deconstruction ...

Insights into the New Zealand prefabrication industry

Brown, G.; Sharma, Rashika; Kiroff, Lydia (Architectural Science Association (ANZAScA), 2020-11-26)

Prefabricated building methods have recently undergone profound development and have been effectively used in easing housing shortages globally. However, prefabrication is a relatively new concept for New Zealand and is ...

Performance comparison of cloud computing/IoT virtualization software, Hyper-v vs Vsphere

Kolahi, Samad; Hora, V.S.; Singh, A.P.; Bhatti, S.; Yeeda, S.R. (Institute of Electrical and Electronic Engineers (IEEE), 2020-06-16)

Hyper-V and vSphere are amongst the top virtualization software's available in the market currently. Both of these products are from different vendors, Hyper-V is developed by Microsoft and vSphere is devolved by VMware. ...

Analysing construction cost estimation factors as a map

Borna, Kambiz; Alshadli, Duaa; Moore, A. (2020-11)

For construction projects, different factors such as the type the of project, material costs, project conditions and duration are combined to estimate the total project cost. Hence it is essential for the relationships ...

Application of spectroscopy in additive manufacturing

Long, J.; Nand, Ashveen; Ray, S. (MDPI (Multidisciplinary Digital Publishing Institute), 2021-01-04)

Additive manufacturing (AM) is a rapidly expanding material production technique that brings new opportunities in various fields as it enables fast and low-cost prototyping as well as easy customisation. However, it is ...

Modular construction and prefabrication for post disaster reconstruction projects : case studies and clients’ perspectives

Aliakbarlou, Sadegh (2019-10-16)

Benefits of modular construction for PDR Industry opportunities & Participants need to make changes Apartment construction duration: traditional vs offsite 3D volumetric Construction cost: traditional vs offsite 3D ...