Ancient Building Materials

Introduction of Surkhi in Indian Architecture | Kushans

Surkhi, a ground brick-dust mortar, was introduced into Indian architecture during the Kushan period, as evidenced by excavations at sites like Mathura.

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In Indian architecture, 'Surkhi' was introduced by-

[U.P.P.C.S. (Mains) 2014]

Detailed Solution & Historical Context

Concept


'Surkhi' is a building material made from ground burnt bricks or clay, used as a hydraulic mortar or concrete substitute to provide strength to structures.

Authentic Source Evidence


Excavations at Mathura, a primary Kushan capital, reveal five distinct levels of occupation. The levels associated with the Kushan period show significant use of Surkhi in the construction of brick stupas, platforms, and shrines, marking its systematic introduction into Indian masonry.

Analytical Breakdown


  • Logic 1: While brick-making was known since Harappan times, the specific use of ground brick-dust (Surkhi) as a strengthening agent in mortar became prevalent during the Kushan era.

  • Logic 2: This material allowed for more durable brick structures, bridging the gap between early timber-influenced designs and the sophisticated stone architecture of the Guptas.
  • Conceptual Deep Dive & Logic

    "What is the primary function of Surkhi in construction?"

    It serves as a pozzolanic material that imparts hydraulic properties and strength to lime mortar.

    Examiner's Mindset & Pro-Tip

    "The introduction of Surkhi by the Kushans represents a significant technological leap in Indian civil engineering and urban durability."

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