Costing and Estimation ofWorks - Afforestation, Reforestation and Forest Restoration in Arid and Semi-arid Tropics - page 143

Table 7.1 (continued)
Sr. No. Item specifications Unit of work Required man-days

Unskilled Semi-skilled Skilled

5-3 Sowing of seeds in notches made in cracks in rocks or other pockets of soil available in rocky

terrain, including digging soil loose up to 6 in. depth and dibbling the seed into the soil and
covering it

1,000 nos. 4

Transportation of plants

5-4 Transporting plants in polypots, excluding loading and unloading, using animal draught

power, such as bullock cart or camel cart, over a distance not exceeding 5 km:
(a) When the average distance is 1 km, and polypots are of size:
(i) 7 × 20 10,000 nos. 2

(ii) 10 × 25 10,000 nos. 6

(iii) 12 × 30 10,000 nos. 10

(iv) 20 × 40 10,000 nos. 36

(v) Extractors: 20 dia. × 40 ht 10,000 nos. 89

(vi) Extractors: 25 dia. × 45 ht 10,000 nos. 157

(b) When the average distance is 2 km, and polypots are of size:
(i) 7 × 20 10,000 nos. 3

(ii) 10 × 25 10,000 nos. 7

(iii) 12 × 30 10,000 nos. 13

(iv) 20 × 40 10,000 nos. 47

(v) Extractors: 20 dia. × 40 ht 10,000 nos. 117

(vi) Extractors: 25 dia. × 45 ht 10,000 nos. 206

(c) When the average distance is 5 km, and polypots are of size:
(i) 7 × 20 10,000 nos. 5

(ii) 10 × 25 10,000 nos. 13

(iii) 12 × 30 10,000 nos. 22

×

(iv) 20 40 10,000 nos. 81

(v) Extractors: 20 dia. × 40 ht 10,000 nos. 200

(vi) Extractors: 25 dia. × 45 ht 10,000 nos. 351

(Note: For a general case, see Table 22-5 which lists formulae for computing cost of
transportation.)