Digital Commons Network^™

Foldable Transfer Platform, Toby Sagi, Ashton Heiati, Triton Johnson, Zachary Denis

Mechanical Engineering

The report details the design and results of a Hoyer lift to transfer patients between wheelchairs and our sponsor's, Beacon VTC Santa Maria, vans. The lift disassembles into 3 main pieces, allowing the lift to be stored in the back of the van. The lift uses a hydraulic actuator to rotate the boom. We handed over our project to Beacon VTC Santa Maria for use in their facility!

Package Access Platform, Tyler Connor Moyers, Austin Sien, Brooke Almaraz, Aiden Montano

Mechanical Engineering

This Final Design Review (FDR) presents the completed package access platform project following fabrication, assembly, and verification testing of the final prototype. The project focused on the development of an adjustable and modular access platform capable of adapting to varying workspace requirements while maintaining operator safety and structural stability. The finalized design incorporates adjustable platform dimensions, modular frame expansion, integrated OSHA-compliant handrailing, and adjustable support legs to accommodate uneven surfaces and changing operational needs.

Water Turbine Dynamometer For Low-Power Turbomachinery Testing, Carmen Alaichamy, Yosef Huynh Torres, Michael Duperly, Michael Thomas Duff

Mechanical Engineering

Students in ME 443: Introduction to Turbomachinery compete to design and build efficient small impulse turbines. The course lacks a standardized method to experimentally calculate turbine power output and mechanical efficiency from accurate measurements of torque and speed, for example. To support the learning goals of ME 443, a dedicated water-turbine dynamometer is needed to provide controlled hydraulic power, accurate mechanical and electrical measurements, and clear data for performance evaluation.

Our proposed system delivers a safe, repeatable, and educational testing environment that can be integrated into the Fluids Lab or used as a standalone instructional tool. Key stakeholders include Professor …

Me443 Turbine Timing System, Jacky Liang, Michael Ayman Habib, Julio Cesar Gutierrez Jr., Eric Tran

Mechanical Engineering

No abstract provided.

Composite Carrier, Thomas W. Clarke, Kaden T. Guevarra, D'Anna M. Jennings, John F. Tomas

Mechanical Engineering

The Composite Carrier project developed and tested a proof-of-concept system to improve safety and accessibility in the Cal Poly Composites Lab. The system enables users to retrieve composite material rolls from elevated storage racks without using ladders, reducing fall hazards and improving material handling. The final design integrates rack-mounted rotary latches, a ground-level pulley release mechanism, and a custom Genie dolly attachment with a foldable cradle. Verification testing demonstrated that the prototype could securely retain representative roll loads, support repeated retrieval and placement, and improve operator safety, while also identifying future refinements such as reducing attachment width for improved rack …

Hpv Speed Bike Landing Gear, Nathan Walker, Dylan Hyde, Mark Spohn, Trey Barber

Mechanical Engineering

This report presents the development of a retractable landing gear system for Cal Poly’s human-powered speed bike. The system is designed to support the bike during low-speed operation, especially during launch, when the vehicle is unstable and typically requires assistance from a support crew. The landing gear uses spring-driven extensions controlled by handlebar-mounted Bowden cables, allowing the rider to retract the system while maintaining control of the bike. By fitting within the fairing and retracting after launch, the design aims to improve takeoff stability and rider safety while preserving the aerodynamic performance required for high-speed competition.

Golf Ball Marking Machine, Isabella Brinkman, Erin Maxwell, Benjamin Nash, Matthew Nicacio

Mechanical Engineering

The Golf Ball Marking Machine was designed, manufactured, and tested to provide a compact and cost-effective solution for applying durable identification markings to golf balls. The system integrates a gravity-fed hopper, singulation mechanism, motorized marking chamber, and automated discharge system to process golf balls with minimal operator intervention. A computer control system coordinates the marking cycle, enabling consistent application of a circumferential stripe. Verification testing demonstrated compliance with requirements for size, weight, power consumption, safety, and marking durability while maintaining a tabletop size footprint. The prototype achieved an average throughput of 5.43 balls per minute and successfully validated the feasibility …

Redesigning Rhapsody In View's Website For Improved Storytelling And Navigation, Christine Ha

Graphic Communication

Rhapsody in View is a family-owned and operated hotel boutique in Morro Bay that offers bespoke rooms and warm hospitality. Their current website has the opportunity to improve the layout design for ease of navigation and improved storytelling. This project aims to deliver a high-fidelity interactive prototype that showcases a visually appealing website design, improved user journey and expression of Rhapsody in View’s story, and refined navigation flow.

Designing Trustworthy Ai For Skincare Recommendations, Sofia Moretti

Graphic Communication

This project explores how UX design can improve transparency and trust in AIpowered systems through the design of a skincare recommendation experience. I designed and tested a high-fidelity prototype that incorporated explanation layers and user-controlled adjustments to help users better understand how recommendations were generated and how their inputs influenced the results. Through usability testing, I found that clear recommendation reasoning and visible user control improved user trust, understanding, and confidence when interacting with AI-powered systems.

Let's Talk Twenties, Yuwa R. Tennen

Graphic Communication

“Let’s Talk Twenties” is a senior design project that explores what it really feels like to be in your twenties...the highs, the lows, and everything in between. It focuses on creating an open, relatable space where conversations about identity, relationships, and personal growth feel honest and normalized. The goal is to break away from the pressure of having everything figured out and instead highlight the shared experiences that define this stage of life.

Through thoughtful short-form content, branding, and storytelling, the project combines engaging visuals with real, meaningful content to connect with young adults. It emphasizes authenticity, inclusivity, and emotional …

Independent Apparel Brand Launch Campaign Strategy, Nick S. Schottenfeld

Graphic Communication

Soleil Lune is an independent California apparel brand with an established visual identity, a growing social media following, and a live product collection but lacks a coordinated marketing system to connect those pieces into a unified launch. Without that structure, the brand’s Instagram, Shopify store, and print materials were operating independently, making it difficult to build consistent customer trust or drive sales. This project developed a full launch campaign producing a print and digital lookbook, 10 Instagram campaign assets, a printed poster, and a branded care insert card all designed to work together to tell the brand story, grow the …

San Luis Obispo Farmers' Market Mobile App & Rebrand, Joelle To

Graphic Communication

The San Luis Obispo Farmers’ Market, a five-block downtown event featuring nearly 100 vendors, currently lacks a centralized platform for visitors and vendors to easily access information, navigate the market, and communicate efficiently.

This project addresses that opportunity through the design of a mobile app that streamlines vendor information, provides interactive market navigation, delivers real-time event updates, and enhances connections between vendors and attendees.

In addition, the project includes a rebrand and comprehensive brand guidelines integrated into the app design, creating a cohesive visual identity that improves user experience, operational efficiency, and long-term engagement for the San Luis Obispo Farmers’ …

Enhancing The Downtown Slo Farmers’ Market Experience, Nicole D. Cung

Graphic Communication

The Downtown San Luis Obispo Farmers' Market is a popular weekly event that attracts residents, students, families, and visitors. However, attendees often face challenges such as locating vendors, accessing product information, and navigating crowded areas.

This senior project builds upon a previous team project completed alongside Sameeha Siraj and Michelle Kim. The original project focused on identifying user needs and developing a mobile application concept to improve the market experience. For this senior project, the concept was expanded and refined through additional design development, user experience improvements, and usability evaluation.

Using research gathered through surveys, interviews, and observations, the project …

Kcpr 25-26 Production Handbook, Evan P. Cork

Graphic Communication

The KCPR Production Handbook serves as a resource for the production team when putting on live events for the station. It provides a brief history of the production team and context for why I decided to create this handbook. It is broken down into seven chapters, including sections that cover live event production, KCPR’s Club 91, and a list of important contacts.

Creating A Music Festival For The San Luis Obispo Community, Claire Filby

Graphic Communication

This project explores the development of a visual identity and promotional campaign for the proposed Juniper Folk & Rock Music Festival, a conceptual event designed to address a gap in the local festival landscape. While existing music festivals in San Luis Obispo primarily focus on electronic and dance music, this festival is intended to serve audiences interested in rock, alternative rock, indie rock, and folk genres. The project aims to create a cohesive brand system that communicates the festival’s identity while fostering community engagement and cultural connection.

A series of branded deliverables were developed, including a festival logo, lineup poster, …

Designing A Mobile App For Mr. Turtle: Increasing Membership And Building Sustainable Refill Habits, Mira Pinto

Graphic Communication

Mr. Turtle is a sustainable soap and detergent refill station service. Instead of buying new plastic bottles, customers bring containers to a Mr. Turtle refill station and fill them up with products like dish soap and laundry detergent.

The stations are located inside local retail partner stores and on the Cal Poly campus, making it easy to refill. In the SLO area, Mr. Turtle has locations in the SLO Food Co-Op, Market Poly Canyon, and Swish & Swirl. Mr. Turtle’s mission is to reduce single-use plastic waste by making refilling simple and convenient.

For my senior project, I created a …

Glassjelly: Designing A Skincare App Built Around Understanding, Tracy Le

Graphic Communication

Skincare apps today are built around selling products, not building knowledge—and for beginners, that gap is real. Without clear explanations of ingredients or routines, users are left to figure it out alone, often in ways that don’t account for their skin tone, skin type, or cultural backgrounds. Glassjelly was created to fill that gap, offering a skin assessment and ingredient education experience that puts understanding before promotion, and the individual before the trends.

2nd Summer Music Festival: Branding A Small-Scale Music Festival, Scout Corpuz-Carr

Graphic Communication

2nd Summer is a fictitious music festival created to address a gap in the live music event market for Cal Poly students. Existing festivals are often too expensive, poorly targeted toward students, or lack opportunities for student musicians. This project focuses on developing a festival’s branding and marketing, including the visual identity, promotional materials, and overall brand strategy. Designed as an affordable and community-driven event, 2nd Summer emphasizes inclusivity, student culture, and the promotion of emerging student artists. Through cohesive branding and targeted marketing, the project aims to create a recognizable festival identity that resonates with college students and strengthens …

Advertisement Recognition And Recall In Urban Environments, Carson L. Ambrose

Graphic Communication

Why is it that certain advertisements are so much easier to remember than others? And how can places like Times Square actually be communicating effectivly through the dense amount of different ads? This project aims to get closer to finding out how design and environmental ad density effect advertisement recognition and recall. To capture the real-world feeling of a dense city, a 3D printed one was created to allow for custom testing and various locations meant for displaying custom advertisements. These ads would be created using a variety of design characteristics such as color, hierarchy, composition, typography, and over all …

Cor(E) Brand Direction, Jake T. Tokatlian

Graphic Communication

COR(E) is a new record label founded by an artist named Lil Uzi Vert, and for my project I have taken the initial steps to develop their brand identity and create physical products for the label. To achieve this, I made a brand book to help define COR(E) and provide a set of design guidelines, a Spring issue of a quarterly magazine that provides news and behind the scenes of the label’s artists, and a CD design including a cover and tracklist. I believe there is a gap in the market for bringing physical media into the music industry and …

Greek Row At Cal Poly: Addressing Student Housing, Neighborhood Conflict, And Town-Gown Relations, Christopher Linn Green

Construction Management

This study evaluates whether centralized Greek housing near Cal Poly could serve as a long-term planning solution for reducing neighborhood conflict, improving student housing opportunities, and creating a more organized environment for fraternity and sorority life. The research was developed in response to ongoing concerns in San Luis Obispo involving student housing pressure, fraternity activity in residential neighborhoods, and code enforcement challenges. Two surveys were used to gather stakeholder perspectives. One survey of Cal Poly students and one survey of individuals who work in San Luis Obispo. Student responses showed strong support for a centralized Greek Row, with most respondents …

Economic Feasibility Of 3d-Printed Concrete Walls Vs. Traditional Framing Systems, David Hawk

Construction Management

The construction industry faces mounting pressure to adopt more efficient building technologies. 3D-printed concrete (3DCP) has emerged as a promising alternative to wood-frame wall systems, offering reduced labor costs, shorter schedules, and lower long-term maintenance expenses. This study evaluates the economic feasibility of 3DCP versus traditional framing across three project scales — single-family (2K SF), multifamily (20K SF), and large development (100K SF) — using mixed-methods combining quantitative cost data with qualitative industry interviews. Results indicate 3DCP becomes cost-competitive at approximately 20,000 SF of wall area, with a decisive advantage at 100K+ SF ($26–$34/SF vs. $29–$45/SF traditional). Equipment mobilization ($8–$18/SF) …

Design And Parametric Study Of A Mems-Based Reservoir Computer For Reinforcement Learning, Andrew P. Carr

Master's Theses

Single-node reservoir computing (RC) is a hardware-efficient approach to machine learning, leveraging the dynamics of physical systems. In this work, two reinforcement learning algorithms, Q-learning and Proximal Policy Optimization (PPO), are applied to a simulated micro-electro-mechanical system (MEMS)-based reservoir computer to solve both discrete and continuous control tasks. MEMS-based reservoirs are low-power, compact, and their natural frequencies (kHz to MHz) pair well with real-time control loops. To explore the relationship between reservoir dynamics and learning performance, a parametric study is conducted on two reservoir hyperparameters, reservoir size and neuron separation, using CartPole-v1 and MountainCar-v0. The RC successfully learns multiple tasks …

Design For Repairability: Analyzing The Evolution Of Smartphone Repairability To Generate Design Insights, Pranav Peddinti

Master's Theses

Smartphones are a major part of daily life, allowing people to communicate, browse the internet, shop, and enjoy entertainment. However, smartphones tend to be replaced quickly and therefore contribute to the growing electronic waste problem. The lifecycle of a smartphone can be extended by designing them to be more repairable, making it easier for owners and users to perform the repairs themselves. By only replacing failing components, the device can be in use longer, reducing the waste and pollution generated by replacing the device entirely. Therefore, product designers and engineers must focus on designing smartphones to be more repairable. Design-for-repairability …

Alford Loop Antennas For Ultra-High Energy Neutrino Detection, John K. Kimura

Master's Theses

The neutrino is a fundamental particle of matter emitted by high energy phenomena, such as supernovae and black holes. Detecting neutrinos can give scientists information regarding the frequency of high-energy cosmic events, as well as point them towards specific high-energy events. Ultra-high energy (UHE) neutrino interactions in Greenland ice result in electromagnetic pulses between 200MHz and 800MHz. The Radio Neutrino Observatory - Greenland (RNO-G) seeks to observe the resultant electromagnetic waves. The Alford Loop antenna is proposed to detect these emissions, because of its dipole-like radiation pattern, horizontal polarization, and adequate dimensions to fit in a 10" diameter ice borehole. …

Cal Poly Rodeo Program, Keith J. Johnson

Agricultural Education: Graduate Internship Reports

The purpose of this project was to evaluate and improve livestock welfare practices within the Cal Poly Rodeo Program while supporting the program's core values of student success, western heritage, and program excellence. Livestock play a critical role in collegiate rodeo by providing educational opportunities, athletic competition, and hands-on learning experiences for students. As public awareness of animal welfare continues to increase, rodeo programs must demonstrate responsible stewardship and ethical animal management practices.

This project assessed current livestock management procedures, identified areas for improvement, and implemented educational and operational strategies designed to enhance animal health and welfare. Key performance indicators …

International Construction In El Salvador, Daniel Roberts

Construction Management

My senior project focused on participating in international construction operations in El Salvador through hands-on involvement in the construction of a steel warehouse facility and a small residential home. The project emphasized structural concrete placement, field coordination, construction sequencing, and adaptation to regional construction practices. Work included assisting with concrete foundations, slab preparation, reinforcing steel placement, masonry work, and general site coordination activities. The experience provided practical exposure to labor productivity, material availability, scheduling challenges, and construction methods commonly used in developing regions. The project also highlighted the importance of communication, problem-solving, and flexibility when working in an international construction …

Developing A Preparation Manual For The Asc Region 6 & 7 Reno Competition, Addyson Mae Demasters

Construction Management

The Associated Schools of Construction (ASC) Region 6 & 7 Competition is one of the most prestigious student construction management competitions in the United States. Success in the competition requires technical knowledge, effective communication, time management, and strategic preparation. The purpose of this senior project was to develop a comprehensive Competition Preparation Manual for future Cal Poly Construction Management students competing in the ASC Reno Competition. The manual was created through the collection and analysis of information from previous competitors, team captains, competition retrospectives, and the author's personal experience participating in ASC Reno competitions. Surveys were sent to students in …

Skip The Grid: Bringing Power To The Navajo And Hopi Nation, Benjamin R. Narciso

Construction Management

Skip the Grid is an interdisciplinary service-learning project that provides sustainable energy solutions to families with school-aged children living in the Navajo and Hopi Nations. In March 2026, a team of 23 students from five academic disciplines at California Polytechnic State University (Cal Poly) partnered with Heart of America, SOLV Energy, and NextPower to complete the program's fifth year. The project's purpose was to improve the quality of life and support educational success by providing reliable access to electricity, lighting, and refrigeration in underserved communities. Participants were organized into five installation teams consisting of Cal Poly students, faculty, industry partners, …

U.S. Army Corps Of Engineers Information Session At California Polytechnic State University, Jack Durham Abernathy

Construction Management

This paper presents a detailed analysis of an information session coordinated by Jack Abernathy with the United States Army Corps of Engineers (USACE) on May 14, 2026, at California Polytechnic State University San Luis Obispo. An Army Corps of Engineers info session creates a critical step for undergraduates where they have a professional environment to network with industry professionals and explore unique career paths that may have not been previously considered. The presentation exposed attendees to the history of the Corps of Engineers, employee occupations, and USACE’s varying mission sets. A representative from the USACE Sacramento District brought forward professional …