IDPA Japan Design Award

Seolhaeone ClubHouse

by Jeonghoon LEE

Project Description

The name "Seolhaewon" signifies the mountains of Seorak, the sea of the East Sea, and the garden that encompasses them both. Accordingly, the gabled roof used in the Seolhaewon Clubhouse is a uniquely designed canopy inspired by the geographical meeting point of mountain and sea. Unlike a typical triangular gabled roof, this one features a distinctive form with double-curved surfaces connecting triangles and a horizontal line. This form metaphorically embodies the contours of Seorak's mountains and the horizon of the East Sea, translating them into architectural form.
The gable of Seolhaewon serves as a formal identity that reorganizes the massing of the extension consistently and acts as a medium of light that brings diverse volumetric experiences to the space. In the case of the Seolhaewon Clubhouse canopy, the structural form itself is designed to be perceived as an aesthetic object.
Expansion_Remodeling
The expansion of Seolhaeone Clubhouse was initiated to address the need for additional lockers due to golf course expansion, restaurant enhancement, and new cart storage facilities. While it appeared to be a clubhouse remodeling on the surface, it was essentially like re-establishing a master plan that needed to resolve customer flow, management circulation, and parking issues that were problematic in the existing clubhouse, while also reflecting the possibility for expansion according to long-term development plans. After examining various aspects of the expansion area, it was concluded that combining horizontal and vertical expansion would be the optimal method to organize circulation and ensure construction rationality. Therefore, our main focus for this project was to identify the most suitable structural system for each remodeling section and expand the areas accordingly.
First, to address the shortage of locker space, the first floor lockers were designated for men's use, while a vertical expansion created a new women's locker area on the second floor. The plan allowed for flexible usage during winter months by dividing the first floor lockers between men and women. The existing restaurant space facing east was expanded to include the terrace, securing a multipurpose space that could be shared with general visitors. On the south side, a new annex was created for the starter house and private dining rooms to accommodate various customer needs. The newly installed front canopy and expanded mass roof were designed as a combination of gable and flat roof forms, intended to become a new symbol of Seolhaeone.
In the main expanded spaces, skylights of varying depths were installed according to the roof height variations, bringing diverse light amplitudes into the interior spaces, ensuring that the expanded areas maintained a systematic lighting environment with continuity. The western facade, where visitors enter the golf course, incorporated wood materials to express warm emotions and dynamic changes, while the eastern facade facing the starter house featured a modern reinterpretation of curved metal eaves. A wooden corridor was installed in the section connecting the clubhouse entrance to the existing Seolhae hot spring and golf-tel, functioning as a new axis for the Seolhaeone master plan along with the canopy.
Sustainability _ Structure
Considering the soft ground conditions of the existing site, structural reinforcement with steel was required for the RC structural module connecting the existing locker building and the lower cart storage, which necessitated structural analysis based on rational construction methods. Specifically, the structure was reinforced through grouting replacement method in the pit layer under the existing locker building, and the steel structure was reinforced to the existing RC structure by reinforcing only two structural axis columns. Furthermore, to minimize the structural load on the existing building, a notable feature was the addition of structural axis columns through a cantilever system on the parking lot side, distributing minimized loads to the existing building by adding load to new columns. Adding new structures on top of existing masses thus, requires development based on complex structural analyses. This project was developed under the assessment that vertical expansion was more efficient than horizontal expansion due to site conditions, and was reviewed based on structural and construction characteristics.
Wood Canopy and Corridor
From the side view, the design emphasizes horizontal stability and structural dynamism. The V-shaped structural members supporting the 44-meter-long horizontal wooden structure and the 8.8-meter front cantilever beams are triangular frames that are splayed at 18 degrees and tilted approximately 4 degrees forward. This asymmetric interpretation of the V-shaped structure aims to express a dynamic aesthetic. From the front view, the design seeks to convey a sense of structural stability and a reinterpretation of Korean aesthetics. The 17 V-shaped structural components, each set at varying angles, are dynamically combined both vertically and horizontally. These form a symmetrical slope with the upper Seolhaewon gable, ensuring structural and formal stability. The upper horizontal beam is visually tapered at both ends to blend with the V-shaped structure below, inspired by the baehullim(entasis) technique used in the columns of the Muryangsujeon Hall at Buseoksa Temple. This design choice contributes to a sense of visual balance. Furthermore, the upper horizontal beams and the V-shaped structural members are reinforced with a steel truss system to ensure structural integrity against lateral forces.
The corridor is composed of repeating U-shaped units in two patterns. Functionally connecting the Seolhae Hot Springs and the Clubhouse, it forms a strong horizontal axis at the front, creating a powerful first impression of Seolhaewon for visitors. The repetitive rhythm of the front façade was designed with constructability and aesthetic continuity in mind. To visually connect with the scenery of the garden in the rear, the width of the louvers was adjusted to match the pedestrian eye level. The structural elements were built with steel framing and finished with wood to allow for fireproofing and easier adaptation in case of future interior remodeling.
Iconic Symbol_Golf Clubhouse
The Seolhaewon Clubhouse was designed so that its canopy would be remembered as an iconic element, revealed through a sequential experience: from the main entry axis and driving way to the drop-off zone, the curved segment at the drop-off zone, and the view from the parking area. Visitors approach from the axis, first encountering the horizontal glulam wooden beams seemingly floating above a pond. This sense of horizontal lightness leads to the main axis, where they are met with a panoramic view of the canopy unfolding between clusters of pine trees. They then pass through the depth of the entry axis, experiencing a sense of grandeur, and finally arrive at the drop-off zone. Here, the canopy merges with the horizontal lines of the corridor, creating a spatially dynamic impression. Conversely, when viewed from within during departure, the canopy reveals its refined details and a spatial depth shaped by the massive and majestic timber frames at close range.

Jeonghoon LEE


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