Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 34 for “"Construction Equipment"”.
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New Framework for Real-time Measurement, Monitoring, and Benchmarking of Construction Equipment Emissions
The construction industry is one of the largest emitters of greenhouse gases and health-related pollutants. Monitoring and benchmarking emissions will provide practitioners with information to assess environmental impacts and improve the sustainability of construction. This research focuses on …
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Characterizing construction equipment activities in long video sequences of earthmoving operations via kinematic features
… and scalable method for activity analysis of construction equipment involved in earthmoving operations from highly varying long-sequence videos obtained from fixed cameras. A common approach to characterize equipment activities consists of detecting and tracking the equipment within the video …
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The Discounted Cost Model and Application to Acquisition and Utilization Policies of Construction Equipment
… develop a model to solve for optimal policies of construction-equipment acquisition and utilization. The scope of the research is the economic aspects of equipment policy.
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Circularity assessment of a company in the sector of industrial vehicles, agricultural and construction equipment
L'abstract è presente nell'allegato / the abstract is in the attachment
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A study of the developments in the construction, equipment and operation of street railway cars
Thesis: B.S., Massachusetts Institute of Technology, Department of Civil Engineering, 1920
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A Statistical Analysis Of Construction Equipment Repair Costs Using Field Data & The Cumulative Cost Model
The management of heavy construction equipment is a difficult task. Equipment managers are often called upon to make complex economic decisions involving the machines in their charge. These decisions include those concerning acquisitions, maintenance, repairs, rebuilds, replacements, and …
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A Statistical Analysis and Model of the Residual Value of Different Types of Heavy Construction Equipment
… defined as the price for which a used piece of equipment can be sold in the market at a particular time. It is an important element of the owning costs of equipment and needs to be estimated by equipment managers for making investment decisions. The purpose of this study is to gain insights into …
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A preliminary study on path planning and obstacle avoidance for construction equipment based on real-time spatial models
On obstacle-cluttered construction sites where heavy equipment is in use, safety and productivity issues are major concerns. Efficient and effective algorithms for obstacle avoidance and path planning, based on real-time three dimensional spatial modeling, have the potential not only to obviate …
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Improving construction machine engine system durability in Latin American conditions
… American market will experience high demand for construction equipment such as backhoes, excavators, crawler-dozers, and loaders to construct roads, housing, airports, and sea ports. Construction equipment employed in Latin America operates in conditions which are often more severe compared to …
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Remote Control of Hydraulic Equipment for Unexploded Ordnance Remediation
Automation of hydraulic earth moving and construction equipment is of prime economic and social importance in today's marketplace. A human operator can be replaced or augmented with a robotic system when the job is too dull, dirty or dangerous. There are a myriad of applications in both Government …
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Heavy equipment distribution framework for urban search and rescue operations and critical infrastructure systems restoration in disaster response
… to timely provide the rescuers with the adequate equipment to facilitate lifesaving operations and restoration of critical infrastructures. How- ever, management of high demand equipment is usually inefficient during disaster response. Prioritization of limited resources is one of the greatest …
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A Connected Work Zone Hazard Detection System for Highway Construction Work Zones
Roadway construction workers have to work in close proximity to construction equipment as well as high-speed traffic, exposing them to an elevated risk of collisions. This research aims to develop an innovative holistic solution to reduce the risk of collisions at roadway work zones. To this end, a …
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Field-Scale Monitoring and Laboratory Simulation of Geosynthetic Liners During Construction and After Placement of Waste
… the effects of cover soil placement techniques, construction equipment and geomembrane temperature on the fate of geomembrane wrinkles. In many cases, wrinkles were found to exist after placement of cover soil and were smaller in size than previously reported dimensions for uncovered geomembrane …
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A Life Cycle Assessment of Three Department of Defense Airfield Paving Projects
… from materials, transportation, and construction (life cycle stages A1 through A5). LCA results were calculated using the openLCA software with input data from pavement material Environmental Product Declarations (EPD) and reported construction equipment use information. Material …
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Decision support system for earthmoving production estimates and equipment allocation
Construction planners require in-depth production estimates in an area of operations to optimally deploy equipment to prepare an area to its end state. With the increasing use of satellite imagery and voxelized LiDAR data, digital elevation models can be utilized for these estimates. However, an …
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Analysis Of Fatal And Nonfatal Accidents Involving Earthmoving Equipment Operators And On-Foot Workers
… of univariate statistics for studying construction accidents, a multivariate approach was undertaken using crosstabulation analysis and logistic regression. </p> <p>Heavy construction equipment accidents related data for four type of equipment; backhoe, bulldozer, excavator and scraper …
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Acquisition, retention and transfer of heavy equipment operator skills through simulator training
<p>Initiatives and collaborations among heavy construction equipment manufacturing companies and training technology firms to develop and employ simulators for varied training purposes are becoming commonplace. However, human factors research on simulator training for operators of construction …
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A study of the Naval Construction Force project material supply chain
The Naval Construction Force (NCF) performs construction projects in all areas of the world during both peacetime and war. While some of these projects occur in populated areas where project materials are readily available, many of these projects occur in remote areas or war zones, where project …
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Laboratory and Numerical Investigation for the Mobility of Ground Vehicles on Soft Clay
… vehicles, such as military transport and construction equipment. Enhancing vehicle stability on these terrains is essential for improving operational efficiency. To enhance the understanding of vehicle mobility on weak soils, this research integrates experimental geotechnical testing and …
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Predicted safety & excavation progress algorithms for autonomous excavation
… to be one of the primary projects in the construction industry. The adoption of various cutting-edge technologies for full automation can be a solution to the various ongoing issues in construction equipment used for excavation such as safety, monitoring, and productivity. To address this, …
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