Costing and Estimation ofWorks - Afforestation, Reforestation and Forest Restoration in Arid and Semi-arid Tropics - page 156

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

Unskilled Semi-skilled Skilled

7-67 Fixing rigid PVC soil, waste, and rain pipe fittings of approved make including jointing the

fitting with solvent cement, rubber ring, and lubricant; including fittings such as coupler,
reducer, plain Tee, door Tee, door Y, double Y, bends, vent cowl, socket plug, dapper cap, etc.

20 nos. 1

7-68 Laying and fixing of open surface drain of precast CC section blocks, including fixing and

jointing in CM 1:4 in proper grade and level, including necessary earthwork:
(a) 40 mm thick

10 m 2

8 2

10 m 2

(b) 60 mm thick 9 2

10 m 2

(c) 80 mm thick 10 2

7-69 Electrical works

Wiring for light, fan, bell, plug, and twin control points, with 1.5 mm 2 PVC-sheathed
aluminium or copper conductor and an aluminium bare conductor for earthing, on teakwood
batten, including varnishing and 2 coats of anti-termite paint on batten, making connections
complete in all respect:
(a) Short point (up to 3 m) 100 nos. 10

(b) Medium point (6 m) 100 nos. 15

(c) Long point (up to 10 m) 100 nos. 25

Wiring for power plug points with 4 or 6 mm 2 PVC-insulated, PVC-sheathed aluminium or
copper conductor, with earthing aluminium bare conductor of 2.24 mm dia., on teakwood
batten, varnishing and 2 coats of anti-termite paint on batten, including making connections
complete in all respect, with 15 A socket outlet and 15 A tumbler switch:
(a) Short point (up to 3 m)

7-70

100 nos. 10

(b) Medium point (6 m) 100 nos. 15

(c) Long point (up to 10 m) 100 nos. 25

7-71 Dismantling wiring of light and power points, including batten/conduit, with care, and

depositing dismantled material at store

100 m 1 1

7-72 Dismantling of switchboards and electric accessories, with care, and depositing dismantled

material with store

100 nos. 1 2

7-73 Fixing of PVC-insulated, PVC-sheathed conductor, cable on existing battens by means of joint

clips with continuous earthing aluminium conductor of 2.24 mm dia.: