Investigating the evolution of semi-open space types in the historical houses of Qazvin (Study case: Safavid, Qajar City,, Qajar-Pahlavi and Pahlavi periods)

Document Type : Science - Research

Authors

1 Islamic Azad University Ahvaz branch

2 Assistant Professor of Architecture, Qom University, Qom, Iran

Abstract

Semi-open spaces are defined by a degree of material permeability. They possess unique characteristics and serve as areas to fulfill certain human needs. Compared to the other two types of spaces (open and closed), these spaces exhibit greater formal and functional diversity. In traditional Iranian architecture, this element has played varied and sometimes distinct roles in historical houses across different periods. The findings indicate that, on average, semi-open spaces constitute about 27% of the total building area in historical houses from the Qajar to Pahlavi periods in Qazvin. Despite this relatively small proportion, these spaces encompass three distinct types with varied roles: "Ivan" (Porch): A connecting space between other areas. "Ivancheh" (Small Porch): A transitional space between the interior and exterior of the building. "Talar" (Hall): A versatile space accommodating a wide range of collective functions and behaviors, often highlighted by features like "Shahneshin" (a prominent seating area).Under the umbrella of semi-open spaces, these three types effectively delineate spatial hierarchies, allocate functions appropriately, and ensure each space is suited to its intended use.

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Articles in Press, Accepted Manuscript
Available Online from 06 October 2025
  • Receive Date: 19 October 2024
  • Revise Date: 12 August 2025
  • Accept Date: 28 September 2025