Skin friction ও End bearing যুক্ত pile কোনটি?

Skin friction ও End bearing যুক্ত pile কোনটি?

  1. ক) RCC pre-cast pile
  2. খ) RCC cast-in-situ pile
  3. গ) RCC pre-stress pile
  4. ঘ) কোনটিই নয়

From the LGED Sub-Assistant Engineer (Civil) November 2026 – Preliminary (BPSC) exam, question 4 of 100.

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