METHODOLOGY FOR TURFING WITH SODS IN EMBANKMENT SLOPES
(Acceptance criteria: Ref. Sec 307 of MORT&H)
This work shall consist of furnishing and laying of the live sod of perennial turf forming grass on embankment slopes or other locations shown on the drawings.
The sod shall consist of dense, well-rooted growth of permanent and desirable grasses, indigenous to the locality where it is to be used, and shall be practically free from weeds or other undesirable matter. The length of sod approximately 50mm and the sod shall freed of debris. Thickness of the sod shall be as uniform as possible, with some 50-80mm. The sods shall be cut in rectangular strips of uniform width, not less than about 250mm x 300mm.
- Embankment slopes shall be prepared by trimming to the required slope and cross section. Trimmed surface shall be loosened and freed of all stones larger than 50mm size, sticks, stumps and any undesirable foreign materials shall be removed.
- Prepared embankment slopes shall be moistened and sods shall be laid from bottom upwards. Strips of sods shall be lightly tamped with suitable means.
- After placing and temping the surface shall be cleaned of loose sods, excess soil or any foreign materials.
- The sods shall be watered regularly for a period of 4 weeks after laying.