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Sustainable Design

Eco-Retreat Pavilion

A concept study exploring rammed earth, reclaimed timber, rainwater harvesting, and solar energy for a weekend retreat.

Unbuilt concept study · imagery is conceptual

Location
Nandi Hills, Karnataka
Year
Concept 2023
Area
1,800 sq ft
Typology
Off-Grid Retreat
Status
Concept Study
Eco-Retreat Pavilion — Valley View
Eco-Retreat Pavilion — Interior Living
Eco-Retreat Pavilion — Rammed Earth Detail
Eco-Retreat Pavilion — Butterfly Roof

Touching the Earth Lightly

The notional hillside site has no assumed municipal water or sewage connection. The concept therefore explores lower-impact water, energy and material strategies whose feasibility would need to be tested against a real plot, climate data and consultant advice.

Built From the Site Itself

The primary structure is load-bearing rammed earth, compacted from soil excavated for the foundations — the ground the pavilion stands on is also the ground it is made of. Those thick earthen walls provide the thermal mass that steadies the interior through hill-station days and cold nights, while a butterfly roof folds the sky’s rainfall into a stone cistern below.

Luxury Without the Grid

An indicative solar-and-battery system and a constructed-wetland concept are studied alongside lime plaster and reclaimed timber. Energy demand, water quality, storage, maintenance and regulatory requirements would all need project-specific engineering.

Design intentions

  • Net-zero pathway for consultant validation
  • Load-bearing rammed earth walls
  • Butterfly roof rainwater harvesting
  • Constructed wetland grey water system
  • Reclaimed railway sleeper flooring
  • Off-grid strategy requiring site-specific validation

Process

How this study could be developed

  1. Site Study

    Slope, soil, and rainfall analysis on the hillside meadow

  2. Concept

    Rammed earth from site excavation; butterfly roof as water plant

  3. Systems Study

    Indicative solar, storage, water and wetland strategies mapped for engineering review

  4. Earth Construction

    Load-bearing walls rammed in lifts, lime-plastered by hand

  5. Systems Review

    Energy, water, soil, and structural targets prepared for consultant validation