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Articles 1 - 30 of 84
Full-Text Articles in Engineering
Solutions And Findings Of The San Diego Homeless Paradox, Devon A. Nicklas
Solutions And Findings Of The San Diego Homeless Paradox, Devon A. Nicklas
Construction Management
There is no question that San Diego is facing a chronic problem of their increasing homeless population. According to HUD, the homeless count as of January 2016 reached a high of 9,116 homeless people in San Diego County. Oddly enough, the city of San Diego reports that the city has seen an increase in new construction by 3.2% over the past several years and expects to see an increase of new construction as high as 12.9% by 2017. This draws the question of why there is still an increasing amount of homeless when so much new construction is underway, and …
Certifications In The Construction Industry: A Look Into Industry Standards, Shawn T. Pacaoan
Certifications In The Construction Industry: A Look Into Industry Standards, Shawn T. Pacaoan
Construction Management
Becoming certified in various areas of construction is a task that requires completing rigorous courses to become more knowledgeable and give those the tools to succeed in a certain path within construction. Having a multitude of certifications diversifies your portfolio, and strengthens your resume but acquiring multiple certifications can be a very expensive and time-consuming task. Is the time commitment and expenses worth it? By the end of this paper students will finally know the answer to a question they have always been asking, “Do construction certifications actually better your chances to get a job?” Since there are numerous certifications …
Mobile Applications To Aid Office To Field Communication, William Hunter Bryson
Mobile Applications To Aid Office To Field Communication, William Hunter Bryson
Construction Management
The advancements in new age communication technology are changing and shaping the construction industry more than ever, and this technology can be utilized to solve the many issues faced in the realm of office to field communication. Currently, many companies in the construction industry struggle to effectively manage office to field communication. In an industry where details surrounding RFI’s, change orders, and submittals are constantly changing, it is imperative that information is communicated effectively and in a timely manner to the necessary people. If communication is not flowing in an accurate and succinct manner, very costly mistakes can be made …
Metallica Worldwired Tour: Case Study, Phillip Matthews
Metallica Worldwired Tour: Case Study, Phillip Matthews
Construction Management
The concert touring industry is financially performing at its highest level in history. A shifting trend from selling records to selling live entertainment experiences has caused a boom in the event production field. This project examines one of the most successful global tours of 2017, Metallica’s WorldWired Tour. This tour was able to achieve success with an unconventional stage design. The goal was to enhance the audience experience and interaction with the band. To achieve this, Metallica toured with a roofless stage. This unique stage design proposed challenges for all areas of concert production, including lighting, audio, video, and atmosphere. …
Best Practices For Preparing For The Reno Commercial Problem, Cole Range
Best Practices For Preparing For The Reno Commercial Problem, Cole Range
Construction Management
The ASC Region 7 Commercial competition is one of the largest and most popular student competition in the country. Students from some of the most prestigious construction management and construction engineering schools compete in a rigorous eighteen hour competition. These teams have around 6 months to prepare for the competition. Their preparation methods have a significant impact on how they place in the competition. The amount of time spent with the teams industry sponsor, number of practice problems completed, hours spent practicing, number of team bonding events, and many other factors contribute to the team’s success. Many of the schools …
The Role Of Soil Stiffness In Reverse Fault Rupture Propagation, Moises I. Buelna
The Role Of Soil Stiffness In Reverse Fault Rupture Propagation, Moises I. Buelna
Master's Theses
A nonlinear Mohr-Coulomb constitutive model with a strain dependent yield surface and non-associated flow was employed to study the plastic soil properties which affect the rate of surface fault rupture propagation in reverse events. These numerical simulations show a trend for soils with higher stiffness to have a higher rate of rupture propagation. Additionally the study shows the effects of strain softening and hardening on the rate of rupture propagation. Soils which strain harden exhibiting ductile behavior typically require more basal offset to rupture to the surface than soils which strain soften exhibiting brittle behavior. These results agree with our …
Case Study: Diesel Excavators Compared To Hybrid Excavators, Corey Mcgrillen
Case Study: Diesel Excavators Compared To Hybrid Excavators, Corey Mcgrillen
Construction Management
The construction industry is constantly evolving and developing equipment that is more efficient, materials that promote sustainability and practices that emphasize lean construction principles to enhance productivity on projects. Modern day construction projects have become highly reliant on these ideals due to the highly competitive nature of the industry. In regards to heavy civil construction, specifically the underground utilities market, equipment costs count for a large percentage of overall project costs. Reducing these costs allows a contractor to be more competitive. As the focus on infrastructure construction continues to grow and expand, many heavy civil contractors are turning to alternative …
Best Practices And Applications Of 3d Printing In The Construction Industry, Jake Kidwell
Best Practices And Applications Of 3d Printing In The Construction Industry, Jake Kidwell
Construction Management
The construction industry is constantly looking for new ways to improve project efficiency and profitability. Many new technologies such as Business Information Modeling (BIM) programs, and project management software have been introduced to aid in preconstruction and on site coordination. However, traditional building methods have remained relatively unchanged for decades. 3D printing (3DP) is a promising new technology that has the potential to not only be an effective means of increasing project efficiency and profitability in the field, but also have positive environmental impacts. However, as it exists today, this technology is highly limited by size, material, skilled labor, and …
Case Study On Student Competence In Construction Surveying And Layout, Dejah Hilliard
Case Study On Student Competence In Construction Surveying And Layout, Dejah Hilliard
Construction Management
The Cal Poly San Luis Obispo Construction Management (CM) curriculum requires its students to enroll in BRAE 239, a course that educates students on field surveying using equipment such as a total station and an automatic optical level (builder’s level). The class focuses on how to use the specified equipment to calculate distances, heights, and angles over fixed benchmarks to create labeled contour maps and land plot diagrams. The information and methods of calculation are taught in a classroom, and the physical surveying with the provided equipment is done in the agricultural field on campus. The course does touch on …
Case Study: Mitigating Schedule Impacts From Oshpd Regulations On Medical Equipment, Peter K. Lee
Case Study: Mitigating Schedule Impacts From Oshpd Regulations On Medical Equipment, Peter K. Lee
Construction Management
The vast majority of healthcare construction projects in the state of California work with OSHPD—Office of Statewide Health Planning and Development—to meet California’s Hospital Seismic Safety Law. While meeting the state’s Hospital Seismic Safety Law is important and even critical, working with OSHPD’s stringent regulations does imply additional concerns to be addressed by the project team. One concern regards the approval of bigger medical equipment and its impact on the overall construction schedule. This paper examines the factors that contribute to delays in the construction schedule, responsible parties for the delay, and responsibilities of each involved party. Based on an …
Evaluating The California Contractors Licensing Exam And Its Relevance To The Construction Industry, Austin O'Mara
Evaluating The California Contractors Licensing Exam And Its Relevance To The Construction Industry, Austin O'Mara
Construction Management
The California contractors licensing exam tests aspiring contractors on their knowledge of the construction industry on other legal and trade topics. This paper is a case study that evaluates the contractors licensing exam and its ability to evaluate contractors. It concludes that the test itself is not responsible for increasing quality due to it being a simple process of memorization, but that California’s strict licensing requirements correlate to lower percentages of negative reviews. Various contractors from California were interviewed to understand their opinions of the licensing exam and how the knowledge from the exam related to their time in the …
Value Of Utilizing Tubular Daylighting Devices In Csu, Channel Islands' Gateway Hall, Blake T. Walsh
Value Of Utilizing Tubular Daylighting Devices In Csu, Channel Islands' Gateway Hall, Blake T. Walsh
Construction Management
Daylighting is becoming an increasingly more important aspect of building design as our planet’s natural resources deplete and the cost savings for daylighting systems grow. California State University, Channel Islands (CSUCI) values the use of daylighting and aims to incorporate it into its upcoming project, Gateway Hall. One option of daylighting that the campus is considering for this project is tubular daylighting devices (TDD). This paper will study the use of tubular daylighting devices and the potential cost savings that they could have on Gateway Hall. The company leading the way in TDD technology is Solatube, whose products are among …
Construction Of A House In Tijuana, Mexico, Adam Scianna
Construction Of A House In Tijuana, Mexico, Adam Scianna
Construction Management
No abstract provided.
A Case Study On The Compliance Of The Heavy Duty Diesel Vehicle Regulation, Kyle Potts
A Case Study On The Compliance Of The Heavy Duty Diesel Vehicle Regulation, Kyle Potts
Construction Management
In December of 2008 the California Air Resource Board approved the On Road Heavy Duty Diesel Vehicle Regulation. The purpose of this new law is to reduce the emissions from existing on-road diesel vehicles operating throughout California. However, this new regulation is drastically affecting trucking companies throughout the state of California. Trucking companies across state lines are left with a few costly options to comply with the On Road Heavy Duty Diesel Vehicle Regulation. This case study focuses on two similar trucking companies and how they went about complying with the new regulation and which options have been most effective …
Bridging The Gap Between Technology Usage In The Construction Industry And In The Classroom, Marco Maffioli
Bridging The Gap Between Technology Usage In The Construction Industry And In The Classroom, Marco Maffioli
Construction Management
As construction begins to advance more and more every day, technology is one of the most volatile aspects due to its ever changing nature. Technology, and all the software’s that encompass it, is the future of this industry and if we want to keep improving and growing as an industry we need to better align our future new hires with the most prevalent technology and that starts in the classroom. Specifically, the Construction Management Department at Cal Poly, San Luis Obispo, one of the most advanced in Nation, still struggles to align with the expectations and reality of the CM …
Introduction Of Industry-Based Technical Electives Within Cal Poly Slo's Cm Curriculum, Michael Hicks
Introduction Of Industry-Based Technical Electives Within Cal Poly Slo's Cm Curriculum, Michael Hicks
Construction Management
The California Polytechnic State University, San Luis Obispo requires that all Construction Management majors complete 8 units of technical elective credit as part of the degree requirement. Tech electives are various courses that offer additional information on particular constructionrelated subjects. This paper will explore the option of adding additional tech elective courses that focus on the various industry sectors within the construction line of work, particularly: residential, commercial, and specialty trades such as MEP. With these areas of construction being the primary job market targets for recent graduates, there is an interest to gain a higher understanding of these industries. …
Earned Value Analysis Lesson Plan And Activity, Nick A. Halle
Earned Value Analysis Lesson Plan And Activity, Nick A. Halle
Construction Management
At California Polytechnic State University, in the Construction Management Department there is a need for a lesson plan which teaches students the concepts of earned value analysis as it applies to construction projects. As many construction management students from Cal Poly go into industry and take part in complex projects, it will be beneficial to understand project management tools such as earned value. Earned value analysis focuses on two critical components, time and money and how they relate to each other and compare to the original estimate throughout the duration of a project. Comparing the estimated values to actual values …
Integrating Radiant Flooring With Insulation, Zachary J. Faber
Integrating Radiant Flooring With Insulation, Zachary J. Faber
Construction Management
Radiant flooring has gained traction in recent years becoming very common in residential construction, especially in custom homes. There are different types of radiant flooring that has been deployed into the construction of residential homes, but not all of them have been effective. Currently, radiant flooring must be installed either during construction of a new home, or requires the removal of existing flooring in order to place radiant components below and then reinstall the flooring. Not only does it require the removal of flooring, it is also quite expensive to purchase and install. This paper looks into whether or not …
Lean Construction Teaching Module: Push/Pull Planning, James M. Iroz
Lean Construction Teaching Module: Push/Pull Planning, James M. Iroz
Construction Management
The Construction Management Department at California Polytechnic University at San Luis Obispo has taken interests into the topics of Lean Construction to be a part of its curriculum. Lean Construction is a methodology in the built environment that tries to establish a leaner and more efficient work place in the industry. Within this broad spectrum of methodology, scheduling and more specifically, “push pull scheduling” is one of its many trademark applications. As the demand for more efficient projects rise, it is increasingly important for the next generation of construction students to be aware and educated with efficient skills. This experimental …
Forney Residence Accessory Dwelling Unit, Nicholas J. Zygutis
Forney Residence Accessory Dwelling Unit, Nicholas J. Zygutis
Construction Management
This project involves the project management of a proposed 1,000 square foot accessory dwelling unit that is to be constructed in Alamo, California. The objective is to provide the necessary and efficient means of construction in order to properly establish this unit from conception to permitting. This has been done by obtaining all necessary paperwork, forms, and stamp approvals needed to allow for groundbreaking. The design of the project includes the basic pre-construction activities required to obtain an issued building permit such as collecting bids from architects, working with the client, obtaining plans, developing an adequate schedule and cost estimate, …
Devcon's In-House Design Department Benefiting Their Construction Process: A Case Study, Neeka M. Nazhand
Devcon's In-House Design Department Benefiting Their Construction Process: A Case Study, Neeka M. Nazhand
Construction Management
Devcon Construction Inc. is a general contracting company that implements a design department in-house to aid them with their design-build projects. Since their doors opened in 1976, Devcon has imbedded an in-house design department that now delegates about twenty-five percent of their design-build projects, and acts as a resource center for their other construction projects. Having this unique design department benefits both the design and construction side of projects, because working for the same company motivates the teams to work together and solve problems faster. The design department is not for direct profit and only works with Devcon’s contractors, mainly …
Preconstruction Services For The Simpson Strong-Tie Lab Crane, Peter James Schoemann
Preconstruction Services For The Simpson Strong-Tie Lab Crane, Peter James Schoemann
Construction Management
For several years the Construction Management Department faculty have discussed implementing a better system of lifting heavy items in the Simpson Strong-Tie Lab. Currently, student assistants and faculty use a forklift to perform heavy lifting, there are definitely more safe and efficient alternatives available. An under running single girder crane system is in the process of being built in the Simpson Strong Tie lab. A full structural analysis has been calculated assuring the crane can lift up to two tons. This crane will help students and faculty use the lab to build the tiny house as well as other projects …
Moblie Applications To Aid Office To Field Communcation, Will H. Bryson
Moblie Applications To Aid Office To Field Communcation, Will H. Bryson
Construction Management
The advancements in new age communication technology are changing and shaping the construction industry more than ever, and this technology can be utilized to solve the many issues faced in the realm of office to field communication. Currently, many companies in the construction industry struggle to effectively manage office to field communication. In an industry where details surrounding RFI’s, change orders, and submittals are constantly changing, it is imperative that information is communicated effectively and in a timely manner to the necessary people. If communication is not flowing in an accurate and succinct manner, very costly mistakes can be made …
Gpumap: A Transparently Gpu-Accelerated Python Map Function, Ivan Pachev, Chris Lupo
Gpumap: A Transparently Gpu-Accelerated Python Map Function, Ivan Pachev, Chris Lupo
Civil and Environmental Engineering
No abstract provided.
Early Empirical Evidence For The Effects Of Adaptive Ramp Metering On Measures Of Travel Time Reliability, Travis Charles Low
Early Empirical Evidence For The Effects Of Adaptive Ramp Metering On Measures Of Travel Time Reliability, Travis Charles Low
Master's Theses
Adaptive ramp metering (ARM) is a critical component of smart freeway corridors under an active traffic management portfolio. While improving capacity through smart corridors and application of proactive traffic management solutions is less costly and easier to deploy than freeway widening, conversion to smart corridors still represents a sizable investment for a state department of transportation. Early evidence of improvements following these projects can be valuable to agencies. However, in the U.S. there have been limited evaluations, of smart corridors in general and ARM in particular, based on real operational data. This thesis explores travel time reliability measures for the …
How Governmental Greenhouse Gas Science Has Been Weathered Through Time And Why It Matters, Christopher Apple
How Governmental Greenhouse Gas Science Has Been Weathered Through Time And Why It Matters, Christopher Apple
STAR Program Research Presentations
Global consumption of materials and energy is accelerating. The rate of plant and animal species extinction is accelerating. On a finite Earth with a growing population, current consumption cannot continue sustainably. Greenhouse gases (GHGs) tell us an important part of this story. The Global Greenhouse Gas Reference Network, managed by scientists at NOAA’s Earth System Research Laboratory, is the largest greenhouse gas analysis network in the world. It has been shaped by scientific questions, stagnant funding despite rises in research costs, and the task of understanding how the Earth system will respond to a changing climate. The Network began by …
Removal Of Nitrates From Stormwater Using Nanoclays, Rubia Siddiqi
Removal Of Nitrates From Stormwater Using Nanoclays, Rubia Siddiqi
Master's Theses
Creeks and rivers are often polluted as a result of stormwater runoff that carries various contaminants in to open water bodies, causing adverse environmental and health effects. Low impact development (LID) techniques are currently employed to treat this runoff prior to discharge. Nitrate, however, is not consistently removed by these LID techniques. This study analyzed the ability of several nanoclays to remove nitrate in runoff and determined the feasibility of using them as a soil supplement for LID implementation. Six different nanoclays and HCl-treated clays were compared (pre-modified trimethyl stearyl ammonium nanoclay, pre-modified dimethyl dialkyl amine nanoclay, unmodified hydrophilic bentonite, …
Effects Of Nonlinearity In Primary Systems On Acceleration In Secondary Systems: Piers, Wharves, And Marine Oil Terminals, Rakesh K. Goel
Effects Of Nonlinearity In Primary Systems On Acceleration In Secondary Systems: Piers, Wharves, And Marine Oil Terminals, Rakesh K. Goel
Civil and Environmental Engineering
This investigation examines the effects of nonlinearity in the primary system of the coupled primary-secondary systems on accelerations in the secondary systems during seismic loading. The coupled primary-secondary systems considered in this investigation are those typically found in piers, wharves, and marine oil terminals. This investigation first examines the effects of nonlinearity in the primary system on acceleration at the point of attachment of the secondary system to the primary system and found that: The acceleration at the point of attachment of the secodnary system to the primary system decreases with increasing level of nonlinearity in the primary system. …
Enhancing Regional Ocean Modeling Simulation Performance With The Xeon Phi Architecture, Chris Lupo, Maria Pantoja, Paul Choboter
Enhancing Regional Ocean Modeling Simulation Performance With The Xeon Phi Architecture, Chris Lupo, Maria Pantoja, Paul Choboter
Civil and Environmental Engineering
Ocean studies are crucial to many scientific disciplines. Due to the difficulty in probing the deep layers of the ocean and the scarcity of data in some of the oceans, the scientific community relies heavily on ocean simulation models. Ocean modeling is complex and computationally intensive, and improving the performance of these models will greatly advance and improve the work of ocean scientists. This paper presents a detailed exploration of the acceleration of the Regional Ocean Model System (ROMS) software with the latest Intel Xeon Phi x200 architectures. Both shared-memory and distributed-memory parallel computing models are evaluated. Results show run …
Integrated Design-Bid-Build And Its Effects On Integrated Project Delivery Drivers, Alexander G. Sargiss
Integrated Design-Bid-Build And Its Effects On Integrated Project Delivery Drivers, Alexander G. Sargiss
Construction Management
Integrated project delivery is becoming a more common and successful delivery method in the construction industry compared to more traditional methods such as design-bid-build. Integrated Design-Bid-Build is a hybrid between the two which has been implemented very few times to test if it can be used as a more viable delivery method in the future. There has been very little research in to Integrated Design-Bid-Build that is accessible for analysis. This research study examines case studies of projects completed using IPD and analyzes their “IPD Profiles” which are measured using five primary project drivers. These project drivers are: cost predictability, …