Unnichchai Tank at Batticaloa

  • Year:

  • Location:

  • Category:

    Irrigation & Drainage Canals
  • Worth:

    Rs. 180 Mn
  • Share

About Project

The 2.5 km long and 32.7m high rolled earth filled embankment was stripped to a depth of 100mm on the downstream face and 26,000m3 of graded sand chimney filter was placed and compacted. Selected 150,000m3 of earthwork was placed thereon, watered and compacted to raise the embankment by 1.3m to a height of 34m.3,000m3 coarse graded materials was placed and compacted as toe filter for the embankment. The balance 37,000m2 of the downstream surface of the embankment was strip turfed and watered till it took roots60,000m2 of damaged upstream rip-rap was rectified and new rip-rap placed.

  • Unnichchai Tank at Batticaloa
  • Unnichchai Tank at Batticaloa

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