Yani Rahmawati

• Dr.
• Universitas Gadjah Mada

Decision making for collaborative urban heritage is very complicated due to the involvement of many parties with many goals and concerns. In such situation where the designer, project manager, facility manager and others are involved in choosing a single alternative from a set of solutions, a decision support is required to evaluate and rank the so...

Building design is developed into complexities, especially because of the emergence needs on applying a concept of sustainability. Aesthetic and engineering systems are no longer as main consideration in a design production process. Collaboration is needed to facilitate the integration of multiple knowledge and participants in a design process. In...

This research investigates the implementation of lean construction and its benefits in construction projects in Palembang. A qualitative approach is applied through literature review and in-depth interviews with respondents experienced in the construction projects. The interview results indicate that the implementation of lean construction in Palem...

The high use of construction materials that have a massive value of Embodied Energy (EE) is one of the causes of Greenhouse Gas (GHG) emissions and they are still widely used in construction projects in Indonesia. This study was conducted to investigate the criteria of materials selection that have low embodied energy in supporting the realisation...

Sustainable construction becomes the main agenda in the Architectural, Engineering, and Construction (AEC) industry. One of the efforts is the material selection that builds the numbers of Embodied Energy (EE) or Embodied Carbon (EC), which is the total energy or carbon consumed throughout the life cycle of the material, starting from production, c...

The use of formula to calculate OTTV (Overall Thermal Transfer Value) for buildings in Indonesia is written in the SNI (Indonesia National Standard) 6389:2020 document. There are at least 3 equations and 7 tables that require to refer for calculating the thermal transfer value of the building envelope. The series of formulas is quite time consuming...

Industrialized construction continues to emerge globally. Developing countries like Malaysia are still unable to increase industrialized building system (IBS) implementation significantly, demonstrated by the low IBS percentage of less than 3%. Therefore, this research aims to determine the factors blocking IBS implementation through a mixed-method...

There are many financing sources in the property development investment process. Conventional financing often produces an un-optimal and unprofitable cost of capital. Real Estate Investment Trust (REIT) is one of the alternative financings that has been applied in global property projects. This financing strategy can be used as an option in propert...

The implementation of construction circular economics (CCE) will encourage higher green economic growth. The circular approach will be part of connected construction and is an approach that integrates processes and products from design to construction execution and then to the management of buildings, properties, and assets. Decision making for CCE...

The performance of any construction project is highly influenced by the efficient planning of materials among construction supply chain players. The improper planning for the construction project has been discussed recently in the literature, with a special focus on the logistic and material aspects. Completing a construction project within time an...

The field of the built environment is evolving, whereby the involvement of a multi-disciplinary team in the project becomes necessary. Complexities of issues keep challenging the industry of Architecture, Engineering and Construction (AEC) and address the importance of skills in collaborative work to deliver a great building design. A building that...

Building Information Modeling (BIM) provides many recognized benefits and becomes the most promising technology in the AEC industry. However, many construction companies are still hesitant to invest in this technology. The lack of information about the financial benefits of BIM implementation against the high cost of investment incurred is one of t...

The green building concept is a solution that has a role in sustainable development. However, there are still obstacles in applying green building concept from the perspective of property developers, that high initial investment costs. Many theories state that implementing green buildings can reduce operational and maintenance cost. This study aims...

The utilization of green building materials (GBMs) becomes necessary. The lack of clear guidelines on utilizing GBMs and difficulties in adjusting GBMs criteria adequately for the three sustainability pillars is a major obstacle. Furthermore, it is an issue of multi-criteria decision that considers all sustainability factors during the selection pr...

The concept of building information modeling (BIM) requires multidisciplinary collaboration and generates the problem of intellectual property protection for the creator of the model element. Therefore, this research aimed to determine the model ownership factors and intellectual property rights (IPRs) for collaborative sustainability on BIM practi...

The manufacture and use of building materials result in numerous environmental concerns in the construction industry. Green building materials (GBMs) are environmentally friendly compared to their traditional counterparts. However, identifying the criteria for selecting GBMs and assessing their sustainability have been challenging. In this study, t...

Value-based decision making is the consideration of function and cost in the decision to select the highest possible option. Reviews to previous studies showed that there is a lack of consideration of the criteria of value in the decision-making process. Hence, this research aims to identify the criteria for redeveloping transportation facilities b...

Building industry is currently under pressing need to move towards a sustainable and productive practice. The demand in residential projects keeps on rising, especially in developing countries. The Industrialized Building System (IBS) is deemed to be more sustainable compared to the traditional construction that uses bricks and mortar. However, the...

A Green building material (GBM) is an environmentally friendly, health-promoting, recycled and high-performance construction materials that affect the selection of materials for all three sustainability pillars (3Ps). The lack of proper instructions for GBM and the difficulty in adjusting GBM sustainability criteria become a challenge for GBM selec...

Economic growth has a dependency on urban spatial development. Achievement of its sustainability is indicated by two criteria, namely the ability to grow with its environment and the economic capacity of the community. In contrast to commercial property, public facilities tend to face difficulties in improving land productivity. The number of publi...

Nowadays, the earth faces problems and challenges from different circumstances due to the dramatic rise of urban modernization. The construction industry is the most contributor to climate change. Achieving sustainability in construction is complicated, but one of the most optimal strategies is selecting building materials with a lower carbon footp...

Property investment is always enticing, especially the high-rise residential property. The promise of the raising future value of it keeps investors attracted. Urbanisation also contributes to the massive development in this business, and it is hardly ignored. To run the business and to be able to compete with others, developers have to keep the co...

Although the concept of green procurement is increasingly debated as an environmental policy instrument that considers the impact of procurement on the sustainability of project development, however, the concept in Malaysia is still in its infancy and facing various barriers and challenges to make a paradigm shift towards a greener approach. Theref...

In construction industry, sustainability is no longer an option but an imperative. It turns to be an essential element for project stakeholders. Although green procurement is an environmental policy instrument that considers the impact of procurement and purchasing process for the sustainability of project development. However, the concept in Malay...

Building Information Modelling is one of the crucial topics in the construction industry. The construction industry has played an important role to assist stakeholders to successfully transfer construction practices to BIM-based technology. Currently, no systematic research that has been carried out to determine the level of BIM implementation in M...

Although the concept of green procurement is increasingly debated as environmental policy instrument that considers the impact of procurement as well as the purchasing process for the sustainability of project development. However, the concept in Malaysia is still in its infancy and facing various barriers and challenges to make a paradigm shift to...

Building Information Modelling (BIM) is a new technology in the construction industry to form a collaboration platform for effective communication and improve productivity and efficiency. Many researches have been published investigating BIM success adoption and implementation, challenges, risk, and barriers. However, there has been no systematic s...

Building Information Modelling (BIM) implementation is considered a daunting reality because majority of the construction players don’t know the potential benefits of the technology. Awareness of BIM benefits and its implementation could significantly increase project productivity and performance. This study is aimed to determine the influence of B...

Purpose Different housing development stakeholders need to cooperate and collaborate to perform various project activities. Housing development requires infrastructure development, which includes preparation of sand material embankment as much as ± 200,000 m ³ . The objectives are to find a model for agreement options and coalition, to validate the...

The implementation of Building Information Modelling (BIM) in Malaysian construction industry is considered very challenging. Although there is significant support from the government to enhance BIM adoption, the implementation of BIM is still in a very low level. Therefore, this paper is evaluating the level of BIM use among Malaysian construction...

Architectural, engineering, and construction (AEC) consulting businesses are developing into a specialized industry, and collaborative decision making is essential to obtain the finest design. Everything is now virtual. Building information modelling (BIM) has the most potential to support current practices. BIM is promising for effective and effic...

A land requires use analysis to obtain the best increase in the land value. Likewise with the land of an urban traditional market. Highest and Best Use (HBU) analysis is needed to get the best alternative property on the land. A traditional market is one place where the activity of trading centre. However, along with the development of the era of t...

The essential aspect of sustainability in construction lead the complexities and involvement of multi parties in the construction project as well as its process. Conflicts of interests may appear in the process. Collaborative approach is essential for supporting decision making in delivering sustainable construction. This research identifies the co...

The need of residential space for low-income people has to be facilitated in urban spatial planning. Because of people will find affordable settlements in the suburbs so their daily mobility will cause congestion. In addition, the inadequate need for a place for low-income households will result in the proliferation of slums in the middle of the ci...

No less than 40% of around 70 traditional retail markets in Surabaya are located in the downtown area where the economic value of the location is high, but not being optimally utilized. Sustainable planning can be achieved if the area is not only able to stand and grow by itself but also contributes to the economic growth of the region and the surr...

No less than 40% of around 70 traditional retail markets in Surabaya are located in the downtown area where the economic value of the location is high, but not being optimally utilized. Sustainable planning can be achieved if the area is not only able to stand and grow by itself but also contributes to the economic growth of the region and the surr...

Analysis of Online Ride Sharing Business Industry in IndonesiaInnovation in transportation sector with sharing economy principal has create new service sector which is named online ride sharing service. There are a lot of online ride-sharing service players in Indonesia such as Go-Jek, Grab, and Uber. Nowadays, government also have rules on changin...

Readiness of infrastructure establishment is needed in the early phase of real estate development. To meet the needs of retail property in the form of traditional markets, the Government prepares to build a new 1300 units. Traditional market development requires infrastructure development. One of it is the preparation of sand material embankment as...

There are two options for managing the unused equipment, i.e. preservation and abandonment. The decision for non-producing cluster management takes long discussion as it involves conflicting interests between a division of field operation which prefer abandonment for cost saving purpose and a division of geo science which prefer preservation to ant...

Conflicts and disputes are usually found in multidisciplinary design process. Well maintained conflicts will lead to support the achievement of best design. Conversely, the bad ones will lead to failures and unfinished design. Competition and also market's needs and desires have encouraged industries as well as their design managers to innovate the...

Knowledge acquires collaboration in producing innovations. Diversities, i.e. expertise, backgrounds, and also resources, are essential for the collaboration. Hence, the activities of sharing, transferring and also exchanging resources between diverse participants become vital in realizing the innovation. This circumstance is recently found in the d...

There are factors need to be considered and implemented in design, and it needs multiple expertise with different backgrounds, expertise, and experiences to deal with it. Collaborative design is conducted with purposes to produce best fit design and to solve problems. As a process of multi disciplines and teamwork, collaboration becomes an importan...

Building's design complexities caused the essential need of multiple disciplines participants and the implementation of collaborative design's concept in its process. Participants' diversities made collaboration is difficult to be applied. The development of Information and Communication Technology (ICT) has important role in supporting collaborati...

Building’s design is developing to involve complexities of engineering systems, where design process requires various disciplines of participants to solve the complex issues. Collaborative design is developed with main purpose to facilitate the integration of multiple participants in design process to produce best design. This paper presents concep...

A group decision must be made when a design process is conducted by more than one person. In this situation, negotiation plays an important role in many design decision. Value Management (VM) is one of design decision methodology in construction. By involving multi disciplines, collaboration and teamwork, negotiation becomes an important role on VM...

Reworks, un-well-suited works of construction process with schedule, additional cost of unnecessary works, mistakes, lead time and delays, are some problems which are often met in construction process. Those problems are appeared related to bad or unexpected design. Design is fundamental due to the construction process. Building is built through th...

Development in construction industry is leading to involve complexities in engineering systems; whereas it also required to its sustainability towards social, environmental, and economical aspects. Experts with requisite background and expertise are involved in order to integrate knowledge in achieving whole criteria through design process. Collabo...

The development of urban economic brings not only positive causes but also the negatives as well, especially in urban environment. One factor that causes negative impact is the emerging of new comers. Some negatives impacts are the appearance of slums, crowded roads, and social degradations. The provision of affordable and feasible vertical housing...

Product development in construction industry causes the involvement of multi discipline in the process, especially in producing design process. Experts with different backgrounds are needed in order to solve problems related to the design process, with main purpose to achieve optimum design. Designers, consultants, clients, and owners collaborate t...

Recently, development in construction industry is involving complexity of engineering systems. It is becoming more complex when faced with consideration to sustainability build environment. Lots of aspects and factors need to be considered and implemented in design, and it needs multiple expertises to deal with it. Collaborative design is conducted...