Architecture Portfolio - Harsha Raju

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Tectonics of Precast Concrete: Rare Book & Manuscript Library

Location Raleigh, North Carolina

Academic Creations in Concrete Studio, Spring 2024

Instructors Dana Gulling, Greg Lucier

Contributions Designed and detailed the project, integrating precast concrete through iterative studies. Produced all drawings, renders, and the physical model displayed in the project.

The Rare Book and Manuscript Library is a design proposal for a dedicated archival facility in Raleigh, North Carolina. The project explores the use of precast concrete as both the structural and enclosure system to create a durable and controlled environment for the preservation of rare books and manuscripts.

The program includes climate-controlled archival stacks, a reading room, restoration spaces, and public exhibition areas. The design balances daylighting strategies with material performance, ensuring that the library remains both functional and architecturally expressive.

The design features a veil-like precast concrete envelope that defines openings and controls daylight. The form is split into two blocks, separated by an atrium that directs circulation and frames views. Precast panel widths vary based on daylight needs, guiding movement and differentiating public and restricted areas.

01. Rare Book & Manuscript Library
02. NC Freedom Park
Concept Diagram
Spaces that need daylight
Spaces that doesn’t need daylight

Adjacent to NC Freedom Park, the project responds to key civic structures like the General Assembly Building, State Archives, and Governor’s Mansion. The building height and verticality of the precast panels align with the surroundings. A modified pathway from Freedom Park enhances site connectivity.

01. Rare Book & Manuscript Library
State Archives of North Carolina
Lane Street
Jones Street
Wilmington Street
02. NC Freedom Park
NC General Assembly Building
01. Lecture Hall
02. Repairs / Bindery
03. Atrium 04. Exhibition
Reading Room
Mechanical Room
Loading Dock
Restrooms
01. Reading Room 02. Map Room 03. Atrium - Seen Below
Balcony
Manuscripts
Rare Books
Admin Offices
Restrooms
01. Group Reading - Big 02. Group Reading - Small
Atrium - Seen Below
Rooftop Deck
Restrooms
Fire Stairs
Mechanical Room 08. Elevator
Archival Stacks Reading Room
Rooftop Deck
18’
20’
22’

The relationship between the façade and wall section highlights the building’s response to light, program, and materiality.

The reading room on the ground floor receives ample daylight, while the archival stacks on the second floor are enclosed by precast sandwich panel walls and a precast concrete veil, limiting sunlight exposure to protect the books.

On the third floor, a rooftop deck offers users an open space with views of the urban context.

North Facade
East Facade Room

Tectonics of Precast Concrete:

Full-Scale Roof Panel

Location Raleigh, North Carolina Academic Creations in Concrete Studio, Spring 2024 Instructors Dana Gulling, Greg Lucier Team Harsha Raju, Kunal Bhardwaj, Gabrielle Schiltz, Isabella Powell, Arianna Lotfi, Wayne Holness, Christian Gonzalez, Aakriti Khadka, Zoe West, Khaled Al-Sakaji

Contributions Involved in design development, coordinated with civil engineering students on structural reinforcement, assisted in mold fabrication and casting, and documented the process.

The Full-Scale Roof Panel project is a fabrication and testing exercise exploring precast concrete as a spanning structural system. Designed and built in collaboration with civil engineering students, the panel was tested for strength, durability, and aesthetic qualities to assess its viability for real-world applications.

The project involved mold-making, concrete casting, and structural load testing, integrating material research and fabrication techniques. The design considerations included surface finishes, formwork innovations, and modular assembly, providing key insights into the application of precast systems in architectural design.

03. Structural Reinforcement

02. Mold placed in Formwork
01. Formwork Preparation
04. Top Mat Reinforcement
05. Concrete cast into the Mold
06. Precast Panel Demolded

Top Mat Reinforcement

Primary Reinforcement

Exploded View of Formwork & Reinforcement Assembly

CNC-Cut MDF Mold
Plywood Formwork

CNC cutting MDF layers for the mold.

Preparing and cutting MDF layers.

Applying Bondo and mold release.

Casting concrete into the mold. 01.

Placing the mold inside formwork.

Curing the concrete.

05.
09.
06. 10.

Stacking and aligning MDF layers.

Securing the mold for stability.

Sealing formwork with silicone.

Placing reinforcement in formwork.

Removing the formwork.

Demolding the panel.

The precast panel was tested for stability and later subjected to a load-to-failure test to assess structural performance. The process helped evaluate material behavior, reinforcement effectiveness, and failure patterns , providing key insights for future applications.

Center for Student Athletes

Location Raleigh, North Carolina

Academic Integrative Design Studio, Fall 2023

Instructor Dr. Jianxin Hu

Team Harsha Raju, Weatherley Tripp

Contributions Developed the schematic design, produced exterior renders, created wall sections, and worked on mechanical and code path drawings

Center for Student Athletes is a design proposal to replace the outdated Case Academic Center on NCSU central campus. The overarching goal of the project is to enhance the academic, nutritional, personal, and professional development of student-athletes at NC State University.

The design program includes athletewellness facilities such as Kitchen, Dining, Nutritionist and Psychologist Offices; Learning and Tutorial spaces such as Computer labs and Classrooms; Common spaces such as Basketball court, Workout spaces, Media rooms and Lounges.

CatesAvenue

The design integrates into its context, complementing both the historic Reynolds Coliseum and newer campus landmarks like Talley Student Union and Carmichael Gymnasium. The facade combines terracotta panels and curtain walls in an eclectic approach, balancing NC State’s traditional brick architecture with modern elements.

the Reynolds Coliseum street activation

Realigning
02. Talley Student Union 03. Reynolds Coliseum 04. Coliseum Parking Deck
01. Case Academic Center CatesAvenue

the building with Coliseum enhances activation and visibility.

Angular cuts create a funnel effect, drawing pedestrian traffic inward.

A water body guides circulation and extends space for the basketball court.

A central atrium channels movement through the building, connecting all facilities.

A

Two-point perspective night render of our Students Athlete Center design visualizing the facade facing the Cates Avenue
01. Atrium
02. Kitchen
03. Dining
04. Mechanical
05. Tutor Room
06. Computer Lab
07. Lounge
First Floor Plan
0’ 25’ 50’
Second Floor Plan
View showing the entrance, water body, activities inside the Students Athlete Center and the pedestrian interaction with the developed
Interior View of the Atrium from the Corridor at Level 2
Interior View of the Basketball court from the Running Track at Level 3

Clay Craft Continuum:

Ceramic Vessel Assembly

Location College of Design, NCSU, Raleigh, NC

Academic Architectural Ceramic Fabrication, Fall 2023

Instructor Shawn Protz

Team Harsha Raju, Srinath Sivakumar

Contributions Designed the vessel, involved in generating textures through Grasshopper scripting, ran 3D printing iterations, renovated and painted the site, fabricated and installed the support structure, and collaborated in glazing and firing.

This project explores 3D-printed ceramic assemblies, drawing inspiration from North Carolina’s clay craft tradition. The vessel was designed to channel water and integrate with a specific site at the College of Design.

Parametric designs were developed in Grasshopper, and iterations of 3D printing were tested using the WASP 3D printer and fired in the Skutt 1027-3 ceramic kiln.

The installation site, a light well in the ceramics lab basement, was renovated. A custom support structure was fabricated and installed to suspend the vessel, completing the transformation of the space.

Vessel modules that have the same width and depth but different heights

Sketch showing all the individual modules being stacked over each other

Modules stacked with incremental heights to depict the act of gravity contrary to the nature of clay

Illusion of Elastic behaviour of modules

Color Gradient from dark to light

Color gradient from dark to light in order to reinforce the illusion created by the modular arrangement

Surface protrusions from 5 mm to 1 mm

Surface manipulated in terms of Amplitude of clay protrusion and the Wave patterns

Final output showing the ceramic vessels, 3D-printed, glazed and arranged as per the design

Documentation showing the process of getting acquainted with the ceramic art, exploring the limitations and possibilities of ceramic 3D printing through trial and error.

Documentation vessel underwent

Documentation showing the production process of the vessels, ensuring they met the desired design and quality standards. Each underwent a sequence of steps, including clay wedging, 3D printing, bisque firing, glazing, and final glaze firing.

Before the installation

Renovated and installed Ceramic Vessels on site

Clay Craft Continuum:

Tactile Tile Installation

Location Governor Morehead School, Raleigh, NC

Academic Freedom by Design, AIAS, Spring 2024

Mentors Shawn Protz, Bryan Bell

Team Harsha Raju, Kunal Bhardwaj

Contributions Involved in all aspects of the project from start to completion. Worked on design development, 3D printing, tile fabrication, glazing, installation, and grouting.

This project was part of the Accessible Outdoor Learning Environment at the Governor Morehead School, designed for visually impaired students. The Tactile Wall consists of seven precast panels representing North Carolina’s landscapes, with a niche running through them to accommodate tactile ceramic tiles.

The task was to design and install tactile ceramic tiles within the river element to enhance the sensory experience. The final installation transforms the Tactile Wall into an interactive and textured element within the school’s playground and park.

Taking paper templates on site.

3D printing ceramic cylinders.

Cutting individual tiles.

Refining templates for accuracy and fit.

Experimenting with textures.

Laying out tiles to dry before firing.

Creating wooden templates.

Testing wooden templates on site.

Unrolling cylinders into sheets.

Tracing and cutting ceramic sheets.

Glazing and firing for durability.

Installing tiles on site.

11.
08.
12.
Link: Process Video

ECU Brody School of Medicine

Location Greenville, North Carolina

Professional Internship, Summer & Fall 2024

Firm BSA LifeStructures

Mentor Kevin Hunt, Architecture Lead

Contributions Worked on construction documentation, including parapet details, plan details, wall section details, material specifications, and code path drawings. Collaborated with the architects at BSA and SmithGroup to resolve documentation challenges. Engaged in team discussions to refine technical details

The ECU Brody School of Medicine’s New Medical Education Building is a 195,000 sqft, $265 million project designed to expand ECU’s medical education facilities.

The project required architectural, structural, and systems coordination between BSA LifeStructures and SmithGroup to develop a comprehensive construction package.

During my internship, the project was in the construction documentation phase, where efforts were focused on refining technical drawings and material specifications.

Floor Plan

The Brody School of Medicine project is an addition to the existing building, requiring careful integration of expansion joints and structural connections. Work focused on refining key details to ensure seamless coordination between new and existing construction.

Mockup Panel

Led the development of a full-scale mockup panel, refining the design through collaborative iterations. The design progressed to the approval drawings stage without revisions from others. The panel incorporated a specialty brick wall, multiple cladding types including brick and composite metal panels, different mullion types, parapet caps, and lintel and sill connections.

Parapet Details

Developed critical façade details, focusing on the integration of thermal, air, and moisture barriers to enhance building performance. Work involved understanding metal flashing details, roofing systems, and metal composite parapet caps.

The Cantilever Staircase

Location Minjur, Tamil Nadu, India

Professional Associate Architect, 2020 Firm Atelier NORD, Chennai, India

Contributions Designed, detailed, and executed the staircase by coordinating with welders, masons, and other skilled laborers.

Designed for a cost-effective, compact residential project, this cantilever staircase was implemented to visually widen a narrow corridor while minimizing material and labor costs. Budget constraints required an alternative cantilever design using MS plates, C-channels, L-channels, and welded steel joints for structural integrity

Concrete and plywood provided structural support, while vinyl planks, stainless steel hollow bars, and enamel were used for finishes. The final design reduced costs by 50% compared to market rates, maintaining structural integrity while achieving the desired spatial effect.

Fabrication Detail

Cantilever Staircase Detail
12mm thk. Plywood Base for flooring
5mm thk. MS L-Section
25mm wide - 5mm thk. MS Flats
10mm thk. MS Solid Plate
Black Enamel Finish
16mm dia. Steel Bar
75mm wide - 5mm thk. MS C-Section
1.5mm thk. Vinyl Plank Finish
MS Plate installation
MS Plate Alignment
Welding Stairs to the MS Plate
Ply Framework for Concreting
L-Clamp supports to stairs
Completion

Rural Twin House

Location Munivalai, Tamilnadu, India

Professional Associate Architect, 2020-2022

Firm Atelier NORD, Chennai, India

Contributions Led the project as the principal designer, collaborating on design, detailing, and strategic planning. Traveled extensively to source materials, coordinated with local artisans and masons, and stayed on-site to oversee construction.

Located in Munivalai, South India, this twinhouse residence was designed for a client returning to his village to start an organic farm. The program required two homes, one for the client and one for his parents, internally connected by a semi-private courtyard.

With budget constraints, the project prioritized locally sourced materials and sustainable construction techniques. Materials were recovered from on-site demolitions and sourced within an eight-mile radius, including rubble stones, reclaimed teak doors and windows, handmade bricks, and Athangudi tiles. Construction techniques took inspiration from Laurie Baker ’s principles, using load-bearing walls, rat-trap bond masonry, and filler slab roofing with terracotta pots and reclaimed Mangalore tiles.

View from the South West side of the Residence showing different levels of roof slabs, Clerestory window and the Bay Windows of

Construction Techniques

Random Rubble Foundation
Rubble Masonry Work in Progress
Rat-Trap Bond Brick Walls
Electrical Pipes in Rat-Trap Bond Walls
Clay Tile Filler Slab
Terracotta Pot Filler Slab
Stone and Brick Wall Masonry
Built-in Furniture

Design

The village has a moderate-hot climate, with maximum radiation coming from the South and the West. The predominant wind direction is West. Therefore, the house was designed in such a way that the tallest part of the building is in the south which shades the courtyard, and the bedrooms. Fenestrations were placed carefully to make maximum use of the predominant wind direction. In the north, they were sized bigger to utilize the reflected sunlight with minimal radiation

By limiting the roof heights of every space specific to their needs, we reduced material usage which in turn created interesting levels in the facade. The Rural Twin house thus stands as an expression of a collage of these indigenous and reclaimed materials. Today their second life continues.

View from the Courtyard showing the Patio, the reclaimed Teak wood French Doors, the Concrete Staircase and the Storage below

Section through Bay Window (1 : 20)

Coping

Brickwork 225 mm

Filler Slab 140 mm

Mangalore Clay TIles 80 x 80mm

Rat-Trap Bond Brickwork 225mm

Storage Unit

RCC Slab 100mm

Wood Panel Glass Window

Brick Corbel Detail

Storage Unit

Filler Slab 140 mm

Image showing Isometric
Stone
Flemish Bond Brickwork 225mm
showing Brick Corbel under Bay Window
Isometric projection showing the brick arrangement pattern of Corbel normal to the wall
Isometric projection showing the brick corbel detail under the Bay Window Slab at the Sill level

Section through Living North Facade (1 : 20)

1 Filler Slab 140 mm
Built-in Couch (RCC Slab)
Athangudi Floor Tiles
PCC 150mm
Plinth Beam 225x381mm
Random Rubble Foundation
Rammed Earth
PCC 150mm
Boulder Stones
GI Metal Plate 10mm thk.
8mm Toughened Glass
Wooden Frame
25mm Thk. Mortar
Detail A (1 : 5)
A. View from the North West corner of Residence showing the two entrances and the different levels of roof slabs
B. View from the House-1 Living showing the Built-in Couch, Reclaimed Teak Wood Columns and Athangudi Flooring
C. View showing the Breakfast Counter, Filler Roof Slabs and the Reused Windows
D. View showing the Clerestory Window at the double-height space above the stairs

harsha raju THANK YOU

ar.harshavardhan.r@gmail.com

www.linkedin.com/in/harshavardhan-raju

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Architecture Portfolio - Harsha Raju by Harshavardhan Raju - Issuu