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Articles 31 - 60 of 177
Full-Text Articles in Civil and Environmental Engineering
Preliminary Design Of Vests For The Vest Hackathon, Amanda Schrader
Preliminary Design Of Vests For The Vest Hackathon, Amanda Schrader
Construction Management
The purpose of this project was to analyze the high visibility safety vest as currently designed and recreate a safety vest for use in the construction industry. Safety vests play a prevalent role in the construction industry relating to safety and productivity on site. A vest is used for being a high visibility (hi-vis) personal protective equipment (PPE) device that provides 360-degree visibility for its wearers while simultaneously working to help carry small, necessary items. In recent years, the design of safety vests is shifting with the increase of females in the industry, representing a larger variety of body types …
San Luis Obispo Botanical Garden Children's Learning Center Deck - The Preconstruction, Dakota Reynolds
San Luis Obispo Botanical Garden Children's Learning Center Deck - The Preconstruction, Dakota Reynolds
Construction Management
This project team consisted of three construction management majors and one architectural engineering student. The goal of this project was to build a deck at the San Luis Obispo Botanical Garden, but due to setbacks in design, permitting, and communication with the owner, the group was unable to achieve this goal. The goal then shifted, and this group focused on delivering a preconstruction package that would be given to new students to build the deck. In addition, the architectural engineer will still be a part of this new group to make sure the project runs smoothly. This pre-construction package includes …
A Review Of Current Construction Guidelines To Inform The Design Of Rammed Earth Houses In Seismically Active Zones, David Thompson, Charles Augarde, Juan Pablo Osorio
A Review Of Current Construction Guidelines To Inform The Design Of Rammed Earth Houses In Seismically Active Zones, David Thompson, Charles Augarde, Juan Pablo Osorio
Articles
Sustainability in the materials we use for construction is a prime concern, focusing on reducing the embodied energy and carbon footprints of the materials used. The cement used in concrete products is responsible for a significant proportion of Man's CO2 emissions and its production requires substantial energy input, as do fired clay products. For this reason, products formed from unfired earthen materials are of increasing interest and the current challenges include devising means of robust design for strength and to address durability concerns. One form of earthen construction that employs an in-situ method is rammed earth, and it is a …
Paso Robles Police Department Shooting Range Shade Structure, Evan Marshall Cogswell
Paso Robles Police Department Shooting Range Shade Structure, Evan Marshall Cogswell
Construction Management
The Paso Robles Police Department has been a partner for multiple senior projects working to develop improvements for their shooting range. The shooting range is used extensively by officers year-round, with the climate being hot in the summer and rainy in the winter. We wanted to provide a shade structure located between the two shipping containers used for storage so that the officers would have a sheltered place to provide instruction, clean their weapons, and rest in between rounds on the range. This type of project was new to all three of us in the group – Parker Smith, Kevin …
The Integration Of Virtual Reality In The Commercial Construction Industry, Justin T. Gin
The Integration Of Virtual Reality In The Commercial Construction Industry, Justin T. Gin
Construction Management
Virtual reality has recently been spreading throughout the commercial construction industry rapidly. Some of its capabilities are safety training, helping spot Americans with Disabilities Act (ADA) issues, logistics planning, and virtual walkthroughs. Many construction companies were starting to utilize virtual reality's advantages until COVID-19 hit. The initial wave of COVID slowed down construction in general as well as the need or use of virtual reality. Now, some companies are worried about the health risks and implementation issues that virtual reality headsets might bring while other companies are optimistic about the future of virtual reality. This report will explore the different …
San Luis Obispo Botanical Garden Amphitheater Benches - The Design, Devon Barthmaier
San Luis Obispo Botanical Garden Amphitheater Benches - The Design, Devon Barthmaier
Construction Management
This paper will outline the process of designing, building, and installing ten concrete benches at the San Luis Obispo Botanical Gardens with an emphasis on the design phase. The San Luis Obispo Botanical Gardens is home to an amphitheater that is used for event spaces. The goal of the project was to create a design to seat approximately forty people facing the stage. The project group consisted of six students broken into two teams, a pre-construction team and a construction team. The preconstruction team focused on designing the benches and procuring the materials while the construction team focused on the …
Caed Support Shop Concrete Slab, Nathan Horst, Steven Zheng
Caed Support Shop Concrete Slab, Nathan Horst, Steven Zheng
Construction Management
This senior project paper will explore the history, background, process, and challenges encountered while constructing a dream project for the Cal Poly CAED Support Shop during the Summer of 2021. From the initial site survey, through the design and permitting process and the physical construction, this project truly encapsulated the “learn-by-doing” philosophy. The project was successful in constructing a final product that enables ADA wheelchair access, creates more useable project work area, as well as addresses drainage issues and provides underground electrical conduits for future electrical upgrades.
Development Of A Conceptual Design, Estimate, & Schedule For Cal Poly Track & Field Hurdle Shed, Jonathan Chagnon
Development Of A Conceptual Design, Estimate, & Schedule For Cal Poly Track & Field Hurdle Shed, Jonathan Chagnon
Construction Management
This paper details the processes completed to produce the conceptual design, estimate, and schedule for a track and field hurdle shed at the Cal Poly Track facility. The main objective for this project was to create a conceptual idea for the track team that would make use of the current open space at the facility and create more storage space for current and future equipment obtained by the program. By completing this project, the track team would be able to receive a design that would allow them to push the concept forward as possible, an estimate that would give the …
City Of Guadalupe Cultural Arts & Education Center Veterans Memorial Wall, Alejandra Arroyo Perez
City Of Guadalupe Cultural Arts & Education Center Veterans Memorial Wall, Alejandra Arroyo Perez
Construction Management
As a student in Construction Management, the importance of firsthand experience in the construction industry should not be taken lightly. The responsibility of every construction manager is to learn how to take a project from concept to reality. The primary five elements of construction management entail project programming, design development, material specifications, estimating, and scheduling. This paper documents the construction management process related to a Veterans Memorial Wall. Through coordination with the project stakeholders (i.e. property owners, engineer consultants, material fabricators, and vendors) a fully immersive construction management experience is gained. One of the stakeholder requirements was to establish a …
The Preconstruction Work For The Shaded Structure At Growing Grounds, Grace Gv Brekke
The Preconstruction Work For The Shaded Structure At Growing Grounds, Grace Gv Brekke
Construction Management
When beginning a project, one must take vast consideration into the plan. For a construction project, this means considering how long the project will take, how much it will cost, what materials will be used, who will build it, where the money will come from, and who will utilize the space. This paper analyzes all this preconstruction work for a shaded structure at Growing Grounds. The Growing Grounds shared community space in San Luis Obispo, California, provides incredible resources and opportunities to the people in the area that struggle with mental health. Through horticulture, the volunteers must work hard to …
Terra Nova High School Outdoor Development, Amanda J. Kaesler
Terra Nova High School Outdoor Development, Amanda J. Kaesler
Construction Management
This paper describes the preconstruction planning of an outdoor space at Terra Nova High School in Pacifica, Ca. The project involved the production of three separate proposals at a high, moderate, and low-cost point. Each proposal included a conceptual design, takeoff, estimate, and model renderings. To create the conceptual designs and estimates, several programs and outside sources were utilized, including Revit, Bluebeam, RS Means, and Precision Estimating Services. The end designs include varying combinations of outdoor picnic seating, site boulders, raised planter beds, and a concrete stage. The resulting proposals outline the expected project costs for each design as well …
Design Of Amphitheatre Seating At The Slo Botanical Garden, Sydnee Greer
Design Of Amphitheatre Seating At The Slo Botanical Garden, Sydnee Greer
Construction Management
This senior project was designed to provide a gathering space for the San Luis Obispo community. With the San Luis Obispo Botanical Garden providing an outdoor space for nature education, wedding ceremonies, and several other types of gatherings, they wanted amphitheater seating for forty guests. This project required the design and construction of ten concrete benches that span eight feet with wood Trex added on top for comfort. The focus of this paper will be on the design process of this project. When designing the benches, the Botanical Garden wanted seating that could withstand the elements but still be comfortable …
Vistas: Vocational Immersive Storytelling Training And Support Framework For Augmenting Work Performance, Sanika Doolani
Vistas: Vocational Immersive Storytelling Training And Support Framework For Augmenting Work Performance, Sanika Doolani
Civil Engineering Theses - Archive
Training and assessment of novice workers are the most vital part of any vocational industry. Innovations in science and technology have led to the creation of new industries and occupations, enhanced productivity and quality of work-life, and increased the potential for more people to participate in the workforce. However, these come at the risk and disadvantage of an increased cost of training and lack of proper training in industries, such as manufacturing. Recently, the use of Extended Reality (XR) systems has been on the rise to tackle various domains such as training, education, safety, etc. With the recent advances in …
Enercon Station Vacuum Pump Replacement, Clint Hembree, Jared D'Amico, Connor Moore, Paul Jeffrey Fontenot, Sydnee Castello, J.J. Clements
Enercon Station Vacuum Pump Replacement, Clint Hembree, Jared D'Amico, Connor Moore, Paul Jeffrey Fontenot, Sydnee Castello, J.J. Clements
Senior Design Project For Engineers
This details the progress of the ENERCON pump replacement project as completed by the Kennesaw State University interdisciplinary senior design group. This project is a two-semester capstone effort for the engineering program at Southern Polytechnic School of Engineering, overseen by Dr. McFall during Fall 2020 and Dr. Khalid during Spring 2021 semesters. The 2020-2021 KSU Interdisciplinary Senior Design team was tasked with completing an Engineering Change Package (ECP) for existing vacuum pumps at ENERCON Station. The mechanical, electrical, and civil students worked together, performing evaluations on existing plant systems to ensure the plant could support the new vacuum pumps. By …
Sustainable Bus Stop: Design & Pre-Construction, Nadov O. Rader
Sustainable Bus Stop: Design & Pre-Construction, Nadov O. Rader
Construction Management
The objective of this project is to design and prepare to build a sustainable bus stop for the City of San Luis Obispo (SLO). Compiled are pre-construction plans and documents for delivery of a sustainable bus stop. All pre-construction services include: project budget/estimates, construction plans and specifications including architectural and electrical plans, timeline/schedule, and materials lists. With a strong focus on sustainability, the design incorporates the use of photovoltaic panels as a form of renewable energy to power features of the sheltered bus stop. This includes a light fixture and a pump to use collected rainwater to nourish native vegetation …
Residential Bathroom And Tile Shower Addition During Covid-19 Quarantine, Joseph Szillinsky
Residential Bathroom And Tile Shower Addition During Covid-19 Quarantine, Joseph Szillinsky
Construction Management
This paper outlines the design and construction of a new code compliant bathroom including: a low profile shower pan, ceramic-tile shower enclosure, and new plumbing piping and fixtures. One of the main objectives was to complete the new shower which would be easily accessible and maintenance free in order to support a local elderly couple. The selection of this project took place during the COVID-19 pandemic approximately nine months after California issued the first mandatory statewide Stay-at-Home Order. During the early design and development stages an opportunity to collaborate with a local trades-person was identified as well as the need …
Preconstruction Plan For Stairs At West Cerro Vista Apartments, Kian D. Kemp
Preconstruction Plan For Stairs At West Cerro Vista Apartments, Kian D. Kemp
Construction Management
Students at California Polytechnic University have created an unsafe dirt trail down a hillside west of the Cerro Vista Apartment Complex on the university’s campus. This heavily traveled trail is a shortcut to an existing pedestrian pathway which connects Village Drive to Poly Canyon Village, as well as the R-3 and R-4 parking structures. The use of this trail raises alarm for potential safety concerns for students using it, especially during winter months when the hillside becomes very slippery. This paper outlines the design and preconstruction plan for the West Cerro Vista Stair Project, which proposes replacing the current trail …
Abq Streets: Creating Alternative Residential Street Designs, Nick N. Ferenchak Ph.D, Gregory Rowangould Ph.D
Abq Streets: Creating Alternative Residential Street Designs, Nick N. Ferenchak Ph.D, Gregory Rowangould Ph.D
Data
This research evaluates opportunities for retrofitting residential streets with alterative designs with the overall goal of improving their function, reducing their negative impacts and reducing maintenance costs. This is accomplished through three main research tasks. First, we conduct a comprehensive review of the street design literature with a focus on studies that report how alterative or unique designs that are relevant to the residential street context affect travel behavior, traffic flow, safety, crime and environmental impacts. We then survey residential streets in several study neighborhoods to measure typical design features and cross sections. With this information we then evaluate which …
Abq Streets: Creating Alternative Residential Street Designs, Gregory Rowangould Ph.D, Nick N. Ferenchak Ph.D
Abq Streets: Creating Alternative Residential Street Designs, Gregory Rowangould Ph.D, Nick N. Ferenchak Ph.D
Publications
This research evaluates opportunities for retrofitting residential streets with alterative designs with the overall goal of improving their function, reducing their negative impacts and reducing maintenance costs. This is accomplished through three main research tasks. First, we conduct a comprehensive review of the street design literature with a focus on studies that report how alterative or unique designs that are relevant to the residential street context affect travel behavior, traffic flow, safety, crime and environmental impacts. We then survey residential streets in several study neighborhoods to measure typical design features and cross sections. With this information we then evaluate which …
Development Of A Mash Test Level 4 Open Concrete Bridge Rail, Jacob Delone
Development Of A Mash Test Level 4 Open Concrete Bridge Rail, Jacob Delone
Department of Civil and Environmental Engineering: Dissertations, Theses, and Student Research
An open concrete bridge rail was designed and developed according to safety performance guidelines in the American Association of State Highway Transportation Officials (AASHTO) Manual for Assessing Safety Hardware (MASH) for Test Level 4 (TL-4). Systems designed and developed under previous guidance were studied, and their geometric information and full-scale crash testing performance was studied to establish the geometry of the new bridge rail. Yield-Line Theory and the AASHTO Post and Beam design methods were studied, and a modified version of the AASHTO Post and Beam method was utilized to determine the capacity of the new open concrete bridge rail. …
Current State And Prospects Of Construction Of High-Speed Railway Overpasses In Seismic Conditions Of The Republic Of Uzbekistan, Ulugbek Zabixullayevich Shermuxamedov, Saidxon Salixanovich Salixanov
Current State And Prospects Of Construction Of High-Speed Railway Overpasses In Seismic Conditions Of The Republic Of Uzbekistan, Ulugbek Zabixullayevich Shermuxamedov, Saidxon Salixanovich Salixanov
Journal of Tashkent Institute of Railway Engineers
The article deals with the issues of seismic stability of high-speed railway overpasses in the Republic of Uzbekistan, taking into account the experience of their design and construction in developed foreign countries. A review of technical solutions to ensure the seismic stability of overpasses and bridges located on high-speed and high-speed Railways in the world and in the Republic of Uzbekistan. Features of ensuring seismic stability of bridges and overpasses on high-speed lines are given.
Wooden Bridge Demolition And Reconstruction, Josh Simon Rogers
Wooden Bridge Demolition And Reconstruction, Josh Simon Rogers
Construction Management
The Conejo Recreation and Park District (CRPD) is a nonprofit city government organization that maintains the parks and hiking trails in Thousand Oaks, California. They were informed that one of the bridges at the Stagecoach Inn, a landmark park located in Thousand Oaks California, was old and sagging in a way that made interfered with the flow of the creek it spanned over. A plan to demolish the current bridge was created. Utilizing ArchiCAD and Microsoft Excel a design and an estimate were developed for a new bridge that would be built in its place. This bridge would be tall …
Design And Pre-Construction Services For An Outdoor Patio And Pergola, Gavin M. Griffin
Design And Pre-Construction Services For An Outdoor Patio And Pergola, Gavin M. Griffin
Construction Management
Planning a project in any industry is one of the most import steps of the process. In the construction industry, the quality of work completed during the preconstruction phase of a project can be the difference between a successful and unsuccessful project. No one step is more important than the other. This paper outlines the process of designing an outdoor pergola with a permeable paver system as well as providing pre-construction services. First, the design of the structure was created in collaboration with a local non-profit to ensure both feasibility and desirability for both parties. Next, a quantity take-off was …
Kentucky St. Fence Rebuild: Planning, 3-D Modeling, And Philanthropic Construction, Michael E. Cerone
Kentucky St. Fence Rebuild: Planning, 3-D Modeling, And Philanthropic Construction, Michael E. Cerone
Construction Management
A residential fence estimate, design, and rebuild was completed by Michael Cerone and Andrew Shafer, two Cal Poly San Luis Obispo Construction Management (CM) students for an elderly member of the local San Luis Obispo (SLO) community. The beneficiary lives on Kentucky St. near Cerone and has been living in San Luis Obispo for 30 years. The reconstruction idea came about when Cerone noticed her existing fence was extremely worn and damaged. Cerone suggested that he and Shafer could build her a new fence, free of charge. The beneficiary stated she could not afford to get a new one built …
San Luis Obispo Botanical Garden Children’S Garden Shed, Javier Santiago
San Luis Obispo Botanical Garden Children’S Garden Shed, Javier Santiago
Construction Management
The San Luis Obispo Botanical Garden (SLOBG) is located on the California’s Central Coast. The garden consists of a total of 150 acres within El Chorro Regional National Park. This project arose because of a shortage of storage within the Botanical Garden grounds. This project specifically aimed to improve the children’s garden section’s storage space. Before the project took place, there was no storage space located within the children’s garden. Preconstruction coordination started in the Fall of 2019. Shortly after, design of the storage space began. Before construction of the storage shed could start, the project site was graded to …
Method Of Calendar Planning Of Construction Of The Complex At The Early Stage Of Design, M Mirakhmedov, M. Rasulmukhamedov, L.S. Yusupova
Method Of Calendar Planning Of Construction Of The Complex At The Early Stage Of Design, M Mirakhmedov, M. Rasulmukhamedov, L.S. Yusupova
Journal of Tashkent Institute of Railway Engineers
The construction schedule developed in the construction organization project does not meet the requirements of the reserve for construction, is not based on the choice of construction and technological schemes and the method of construction organization, therefore, it is not sufficiently reliable, the evidence base stored in the project archive is not confirmed by calculations and Therefore, it cannot be subjected to reliable examination. To eliminate this drawback, a technique is proposed that takes into account the lack of information. The methodology is based on the graphanalytic model of the flow organization of the construction of the complex, which allows …
Beaver Creek Restorative Design Using Engineering In Nature, Lindsay M. Levatino
Beaver Creek Restorative Design Using Engineering In Nature, Lindsay M. Levatino
Senior Honors Projects, 2020-current
Stream restoration work can be instrumental for the wellbeing of an ecosystem. Located in the Shenandoah Valley in Virginia is Beaver Creek, a well-known spot for fly-fishing due to its pristine water conditions and open surroundings. In order to maintain these conditions, a 100-foot stretch of Beaver Creek needed to be restored to prevent further erosion, stabilize the banks, and enhance the natural habitats. The project involved excavating a sediment island, filling in an eroded bank, building a cross vane, and adding stakes. Local stakeholders came together to complete this project contributing their expertise, equipment, and time. The construction was …
Load Truncation Approach For Development Of Live Load Factors For Bridge Rating, Sasan Siavashi, Christopher D. Eamon
Load Truncation Approach For Development Of Live Load Factors For Bridge Rating, Sasan Siavashi, Christopher D. Eamon
Civil and Environmental Engineering Faculty Research Publications
Various local governments have developed state-specific vehicular live load factors for bridge rating. However, a significant computational demand is often associated with such an effort. This is due to the large size of the weigh-in-motion (WIM) databases frequently used in the procedure. In this study, a method is proposed that can significantly reduce the computational cost of the analysis, while still maintaining reasonable accuracy. The proposed approach develops approximate live load random variable statistics by truncating the WIM database based on gross vehicle weight, then a complete reliability analysis is conducted to develop new live load factors that meet AASHTO-specified …
To The Conclusion Of The Variational Equation Of Motion Of Shell Structures Supported By Frames And Stringers, Farkhod Erkinovich Abdukadirov
To The Conclusion Of The Variational Equation Of Motion Of Shell Structures Supported By Frames And Stringers, Farkhod Erkinovich Abdukadirov
Journal of Tashkent Institute of Railway Engineers
In this article is given the construction of the variational equation of motion of the shell structure supported by frames and stringers. Using the Hamilton - Ostrogradsky variational principle, systems of differential equations of motion of shell elements are obtained.
Seismic Response Mitigation Of Base-Isolated Buildings, Mohammad Hamayoun Stanikzai, Said Elias, Rajesh Rupakhety
Seismic Response Mitigation Of Base-Isolated Buildings, Mohammad Hamayoun Stanikzai, Said Elias, Rajesh Rupakhety
Civil & Environmental Engineering Faculty Publications
Earthquake response mitigation of a base-isolated (BI) building equipped with (i) a single tuned mass damper at the top of the building, (ii) multiple tuned mass dampers (MTMDs) at the top of the building, and (iii) MTMDs distributed on different floors of the building (d-MTMDs) is studied. The shear-type buildings are modeled by considering only one lateral degree of freedom (DOF) at the floor level. Numerical approach of Newmark's integration is adopted for solving the coupled, governing differential equations of motion of 5- and 10-story BI buildings with and without TMD schemes. A set of 40 earthquake ground motions, scaled …