Projects

Pyeongseong-ri Warehouse

05
Architecture · Construction Documentation

Original drawings are preserved. Their embedded annotations may remain in Korean; the project narrative and figure captions are available in English. Expand “Reading this drawing” below a figure for translated main labels or a reading guide where available. Select an image to inspect it at full resolution.

Warehouse · Forest Kindergarten Use2026

Construction documentation for a warehouse and a facility used by children from a forest preschool. Joining after permitting, Seyeong Choi produced the complete set of construction drawings and developed envelope, window, large-door, stair and drainage details. Construction is currently underway.

Scope of Involvement

Pyeongseong-ri Warehouse is a facility designed for both storage and use by children attending a forest preschool. Working at Dongsidae Architecture, Seyeong Choi led the project from the construction documentation stage and produced the complete set of construction drawings. Design and construction-stage work proceeded under the review and approval of principal JUNGGU KIM.

Seyeong Choi was not involved in the permitting stage. Permit drawings were used as references for the existing proposal and site conditions. This page focuses on the construction drawings and models produced directly by Seyeong Choi, together with records of construction progress.

Detailed design model · Front openings and external access space

Layout and Circulation

Construction documentation developed the relationship between the sloping site and floor levels, the interior spaces and external access routes. Plans and sections define two main rooms, a bathroom, a central passage and external stairs.

As the facility accommodates both warehouse access and children from a forest preschool, elements encountered by users—openings, stairs and guardrails—were developed in detail.

Detailed design model · Relationship between the building and sloping site
Detailed design model · Layout and elevation viewed from the opposite side
Construction drawing · Ground-floor plan
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Floor plan: room boundaries, doors and the approach are coordinated with the structural grid.

Construction drawing · Section through site levels and interior spaces
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Cross-section: roof, wall and foundation relationships are shown across the width of the building.

Construction drawing · Longitudinal section
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Longitudinal section: the roof structure, openings and floor line are coordinated along the length of the building.

Envelope and Windows

Junction details define the relationships between the steel frame, insulated panels, interior finishes and corrugated aluminum cladding. Connections between steel box sections, metal finishes and window frames were studied where the envelope meets openings.

Separate studies compare insulation continuity and drainage at the base of sliding windows. Drawings that retain review notes are distinguished from confirmed construction conditions.

Construction drawing · Front elevation
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Front elevation: the large opening and sloping ground are read against the repeating façade lines.

Construction drawing · Sliding-window and envelope junction details
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Opening detail: the full-height opening is enlarged at the head and base to show its connection to the envelope.

Detailed design review · Study of insulation continuity and drainage below the window
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Threshold revision: red markup identifies changes at the lower edge of the opening and adjacent floor.

Window Plan Details

Plan details define the junctions between the two side frames of the sliding window and the envelope. The overall opening and enlarged junctions are shown together to clarify the relationships between frame, steel box sections, insulation and corrugated cladding.

Construction drawing · Sliding-window plan: junctions between side frames and corrugated cladding
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Sliding-door plan detail A: enlarged jambs show the meeting of the sliding frame, wall and cladding.

Construction drawing · Sliding-window plan: opening-edge detail
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Sliding-door plan detail B: the opposite opening condition is shown with frame and wall junctions.

Fixed-Window Details

Head, sill and jamb connections of the fixed windows are documented in section and plan. Individual details define how window frames, metal finishes and walls meet at different positions around the opening.

Construction drawing · Fixed-window section: head and sill connections
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Fixed-window section: the full-height glazing is enlarged at its head and sill.

Construction drawing · Fixed-window plan: jamb connections
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Fixed-window plan: the frame and glazing meet the surrounding wall at each jamb.

Roof and Drainage

The roof plan and junctions at the upper openings were coordinated, with details developing the connection between rain gutters and the envelope. The relationship between gutters, covers, flashing, brackets and the metal finish beneath was examined.

The positions of upper openings are shown in the roof model and plan, while section details define the material junctions around them.

Detailed design model · Roof and upper openings
Construction drawing · Roof plan
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Roof plan: roof openings are located within the rectangular roof and structural grid.

Construction drawing · Upper-opening junction details
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Skylight section: the raised glazed opening is joined to the insulated roof.

Construction drawing · Upper opening: slope and flashing details
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Skylight flashing detail: the roof opening is shown with a raised frame and weathering edge.

Construction drawing · Rain-gutter detail
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The section labels a 2.5T perforated gutter cover, 2.5T flashing, a Ø250 gutter, gutter brackets and a 50 × 50 square-tube frame. At the base, folded 2.5T stainless steel falls at 1:48. The drawing coordinates the gutter with the insulated wall and roof edge.

Large Doors

Swing doors and top-hung sliding doors for the large openings were developed at the component scale. Exploded models and drawings define the relationships between frames, infill and finishes, corrugated cladding and operating components.

Interior models examine how opening the doors connects spaces. Construction documentation includes not only their appearance but also the information required for fabrication and assembly.

Detailed design model · Large doors and interior space
Construction drawing · Swing-door components
Construction drawing · Swing door: frame and reinforcement arrangement
Construction drawing · Swing-door plan: envelope and frame junction
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Swing-door plan: the opening and jamb details coordinate the door with the insulated wall.

Construction drawing · Swing-door section: head and base connections
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Swing-door section: the door head and threshold are enlarged beside the full-height section.

Construction drawing · Top-hung sliding-door assembly
Construction drawing · Top-hung sliding door: elevation and access-door arrangement
Construction drawing · Top-hung sliding-door plan: track and wall junction
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Hanging-door plan: the sliding leaf and adjacent fixed construction are shown with enlarged edge details.

Construction drawing · Top-hung sliding-door section: hanger and bottom-support details
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Hanging-door section: the upper support and lower edge are coordinated with the opening.

Construction drawing · Steel door: frame-to-wall junction
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Metal-door jamb study: paired plan details show the meeting of door frame, wall and cladding.

Stairs and Guardrails

External stairs, wall-mounted handrails and guardrails were studied through models and detail drawings. Ends, supports and connections were resolved where these elements bridge the level difference between the building and the site.

These access elements were developed for a facility used in part by children. The included material records the design and construction process.

Detailed design model · Stairs and wall-mounted handrail
Detailed design model · External guardrails and entrance
Construction drawing · Stair and handrail details
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Stair detail: the plan and enlarged edge connections show the transition between levels.

Construction drawing · Stairs and wall-mounted handrail: elevation and assembly model
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Stair assembly: plan, elevations and axonometric relate the stair to the wall and sloping site.

Guardrail Fabrication

Sections and supports of the guardrails were detailed, and elevations defined the lengths and arrangement of members along each segment. Four elevations are presented alongside junction details to distinguish fabrication dimensions from site connections.

Construction drawing · Guardrail: section, supports and junction details
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Handrail connection: section and axonometric drawings locate the supporting uprights and base connection.

Construction drawing · Guardrail fabrication: elevation 1
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Railing elevation A: the repeated posts and horizontal rails are dimensioned along the run.

Construction drawing · Guardrail fabrication: elevation 2
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Railing elevation B: the shorter run is shown with repeated posts and horizontal members.

Construction drawing · Guardrail fabrication: elevation 3
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Railing elevation C: the long run is coordinated with the adjacent changes in level.

Construction drawing · Guardrail fabrication: elevation 4
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Railing elevation D: the end segment is set out with repeated posts and rails.

Construction Record

Construction is currently underway. The photographs record concrete walls, formwork, floor reinforcement and service penetrations, and the steel erection stage. They show how the junctions and component arrangements developed in construction documentation are being realized on site.

Each construction stage is identified separately from completed work. The authorship of the permit drawings and earlier structural design is distinguished from Seyeong Choi’s direct role in construction documentation and construction-stage work.

Construction record · Floor reinforcement and concrete walls
Construction record · Floor reinforcement and service penetrations
Construction record · Floor edge and reinforcement
Construction record · Formwork, reinforcement and changes in site level
Construction record · Overview of foundation and floor construction
Construction record · Formwork and upper reinforcement
Construction record · Concrete wall surface
Construction record · End of a concrete wall
Construction record · Wall-to-floor junction
Construction record · Steel erection and external space
Construction record · Steel frame on site