TINI House Manual

Page 1


Acknowledgments

We acknowledge the people - past, present and future - of the Dkhw’Duw’Absh, Duwamish, Muckleshoot, Suquamish, Tulalip and other Coastal Salish tribes on whose traditional lands we study, work, and gather. Additionally, we are extremely grateful to Barb Oliver (Hope Factory) Matt White and Jay Yong (LIHI) and Aaron Allan (Environmental Works) for their invaulable feedback and collaboration. We could not have undertaken this journey without their support. Additionally, this research would not have been possible without the support and funding from our generous sponsors.

ABSTRACT

The Arch 505/508 Wiki.V.Stix 2024 research studio, supported by the Arch 594A seminar, explores the possibilities for a modular flat-pack prefabricated housing solution. We began by studying the WikiHouse model developed in Great Britain with an aim to leverage digital design and fabrication for the public good, creating adaptable housing. We will prototype several approaches to enhance the WikiHouse model, ultimately developing and testing one full-scale solution. Some key goals include making the system accessible and enjoyable for volunteer builders, ensuring flexibility for various user needs, addressing storage issues, and designing for durability and disassembly (DfD).

Our research and teaching model is based on “Action Research,” which seeks transformative change through the combined process of action and research, linked by critical reflection. The four stages of this approach are: plan, act, observe, reflect.

Plan: Define objectives, design parameters, and methodologies through research and stakeholder consultation.

Act: Implement plans by constructing prototypes and testing materials and assembly techniques.

Observe: Collect and analyze data on prototype performance.

Reflect: Critically analyze outcomes to refine and improve the approach, creating a continuous feedback loop.

By following this framework, the Wiki.V.Stix studio aims to produce impactful, practical solutions for housing challenges, contributing to both academic discourse and community welfare.

TINI

Our system takes the WikiHouse concept into the context of a tiny home, exploring how the quick, fool-proof assembly can be utilized for speeding the construction of tiny home villages for the unhoused populations in Seattle and beyond. This has resulted in a new system:

TINI. The TINI system aims to have as little variation between the module dimensions as possible, to ease fabrication and construction. Additionally the TINI system was optimized to be extremely efficient with material use, simpler in terms of construction and connection between boxes, and more accommodating for interior insulation, a variety of wall thicknesses, and cladding opportunities.

- LAYOUT

- STORAGE

- TRANSPORTATION

- ON-SITE/OFF-SITE ASSEMBLY

- DISASSEMBLY

- REUSABILITY

FLEXIBILITY DURABILITY

- ROBUST CONSTRUCTION

- LONG LIFE SPAN

- STRUCTURAL INTEGRATION

PARTS

STORAGE

PACK

SETTING PARAMETERS

Our process began with defining the parameters that would guide our design, including allowable footprint, allowable height, available materials for our budget, wall thicknesses, and user needs. With these constraints in mind, we generated a variety of design options that explored different forms and layouts.

BASIC PARAMETERS

INTERIOR: 6’-11.5”X10’-11.5”

HEIGHT: 11’-6”

WALL THICKNESS: 7”

IDEAS TO EXPLORE

FOOTPRINT

- RECTANGULAR

- INSET CORNER

- FRONT VS SIDE ENTRY

ROOF FORM

- GABLE

- SALTBOX

- SHED

DAYLIGHTING

- FRONT VS SIDE WINDOWS

- CLERESTORIES

- SKYLIGHTS

DESIGN DEVELOPMENT

After collectively deciding on the design that best suited our needs, we focused on actualizing this design. Our goal was to minimize the number of boxes required for the structure. This not only simplified the cut files necessary for construction but also made the assembly process more straightforward for volunteers. To achieve this, we tested various panel sizes and shapes, aiming to balance efficient material use with user-friendly construction and assembly.

Throughout the design phase, we explored various options to maximize benefits and adaptability. Each design variation explored had unique advantages, such as enhancing natural light, optimizing interior space, ensuring privacy, providing additional storage, accommodating more inhabitants, and more. We aimed to design adaptable solutions that could be customized to meet different needs and preferences.

DESIGN PRIORITIES

- CUSTOMIZABLE LAYOUT

- MAXIMIZED FLOOR SPACE

- NATURAL LIGHT ACCESS

- INCREASED CEILING HEIGHT

- FLEXIBLE IN ORIENTATION

- LESS VARIATION IN BOX SIZES

STRUCTURE + CONSTRUCTION

Structural integrity and safety were paramount, so we carefully considered construction details. We adapted the aspects of the WikiHouse system that worked well for our needs and modified those that were more challenging. This involved exploring different methods of assembling the boxes, connecting them, and cladding them. We tested the strength and design flexibility of various corner profiles, wall panel widths, and roof forms.

ASSEMBLY

We devised an assembly system that could be completed by groups of inexperienced volunteers from any background. The process began with constructing a floor, followed by building the walls starting from the corners, and finally attaching the roof. We aimed to limit the materials needed for the overall structure, focusing on screws, plywood, wood glue, and nominal 2x6 lumber. Additionally, we designed the system to be disassembled, moved, and reassembled in a new location. See chapter 03 for detailed assembly manual.

SYSTEM DETAILS

L-SHAPED CORNER PROFILE

- INTERIOR FACE CONNECTION

- DESIGN FLEXIBILITY

- REDUCES WALL BOX VARIATIONS

- ACTS AS INSIDE CORNER

FINGER JOINTS + STAPLES

- TIGHT CONNECTION OF WALL

BOX PIECES

- MULTI-DIRECTIONAL

CONNECTION OF WALL BOX TO WALL BOX

NOMINAL LUMBER

- UTILIZED AT KEY TRANSITION POINTS: SILL PLATES, TOP PLATES, RIDGE BEAM

VERTICAL BOX STRUCTURE

- SIMPLER INSULATION LAYOUT

- FEWER LINEAR FEET

- MIMICS STICK FRAME

STABILITY

+ STAPLES

L-SHAPED CORNER PROFILE

BOXES

These structures are assembled out of a series of boxes that can be mixed and matched depending on the required program, needs of the residents, or constraints of the site.

Each box has an assembly diagram, with specified tools and binders required such as glue and screws. Most boxes are simple and can be assembled by one or two people, taking less than 30 minutes per box.

TOOL KEY

CAUTION: PAY ATTENTION 2” OR 3” SCREWS SKILL SAW

ASSEMBLY NOTES

PLACE INSULATION AT STEPS WITH ASTERISK (*)

PLACE GLUE AT EVERY EDGE THAT MEETS

PLACE FACE WITH INT LETTERING TO BE HIDDEN

PLACE SCREWS AT SCREW HOLE MARKERS

SCREW HOLE MARKER

DRILL GUN
HURRICANE TIES

PANELS

The panel cut sheets were designed to optimize ease of assembly in several ways. The labeling system clearly indicates the types of sheets needed to cut the pieces needed for a box assembly, and are complete with

RIB SLOTS

HAND HOLD

ORIENTATION ARROW (POINTS TO TOP) STAPLE SLOT

PANEL LABEL KEY

PANEL LABEL (SEE KEY)

ORIENTATION ARROW (POINTS TO EXTERIOR)

CONDUIT CHASE

HAND HOLD

PANEL LABEL (SEE KEY) SIDE SLOT

2’-10” WALL BOX
3’-8” WALL BOX
3’-2” WALL BOX
GABLE BOX
SHORT (FRONT)
GABLE BOX LONG (FRONT)
GABLE BOX LONG (BACK)
GABLE BOX SHORT (BACK) ROOF
D3-0
D3-0

GABLE BOX - SHORT

GABLE BOX - LONG

TINI Home

The TINI assembly system was devised to be completed by groups of inexperienced volunteers from any background. The floor assembly was based on the system utilized by LIHI (typical framing), and is constructed out of nominal lumber as is the ridge beam, and floor/ top sills, while the rest of the structure utilizes the TINI system. The tools and fasteners required for this construction are simple and widely accessible.

ASSEMBLY NOTES

2” OR 3” SCREWS

SKILL SAW

PLACE INSULATION AT STEPS WITH ASTERISK (*)

PLACE GLUE AT EVERY EDGE THAT MEETS

TIES

CAUTION: PAY ATTENTION

PLACE SCREWS AT SCREW HOLE MARKERS

PLACE FACE WITH INT LETTERING TO BE HIDDEN SCREW HOLE MARKER

TOOL KEY
DRILL GUN
HURRICANE

2X6 LUMBER

* Use 5-7 lumber scraps spaced equally.

LUMBER SCRAPS

2X6 LUMBER

RIDGE BEAM

SILL 1/FLOOR SILL

FLOOR ASSEMBLY

STEP 01 Using 2X6 nominal lumber, build a floor platform mounted on two 12ft pressure treated skids. STEP 02 Using 2X6 nominal lumber, hang joists at 2ft O.C. STEP 03 Fasten the joists to the pressure treated skids below using metal hurricane ties at each intersection.
STEP 04 Fasten 3/4” floor sheathing plywood to platform. Ensure edges are flush with outboard face of platform.
STEP 05 Fasten down 2X6 to perimeter edge of platform to create bottom sill plate. Ensure edges of sill are flush with outboard face of platform.

STRUCTURE

STEP 06 Continue installation of wall boxes (W3-2/W3-8/CL/W3-8) around perimeter. Components will drop into place. Slide box to align with previous box.

STEP 05
plywood staples (x4) to fasten box both on the exterior and interior.
STEP 07 Insert plywood staples (x16) to fasten box both on the exterior and interior.

STEP 13 Install double top plate assembly. Start by fastening one 2x6 board into the top of the wall boxes. Follow with the second 2x6 board on top of the previously fastened board. Double top plate overlaps and ties two walls at the corners.

STEP 14 Lift and install gable boxes (GS/GL x2). Components will slide into place.

STEP 15 Insert plywood staples (x6) to fasten box both on the exterior and interior. Note: these will need fastening with screws at a later step.

(pg).
STEP 20 Insert plywood staples (x19) and fasten gable boxes to top plate on both exterior and interior. FINAL Have a Topping Out ceremony!

BUILT-INS

The TINI system can also offer a variety of built-in furniture options to customize the space and maximize square footage. The built-in furniture in this section were designed for easy assembly and variation. Simply choose the wall panels with the specified built-in cutouts and cut out the furniture of your choosing from the following pages.

Shelf 1C

TEAM

We are a team of graduate architecture students in the 2-year and 3-year Master of Architecture program at the University of Washington, ranging in experience in construction and prefabrication.

TINI Team

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