11 of TCD/SH/2021-22 )

Amount

Disposal of moorum/building rubbish/ malba/ similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge.

Note - item to be applicable in urban areas having directions for restricted hours for movement/ plying of load carrying motor vehicle of

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth, lead up to 50m and lift up to 1.5m,as directed by Engineer-in-Charge.

All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30 cm in depth, 1.5m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth, lead up to 50 m and lift up to 1.5m, as directed by Engineer-in- Charge.

Ordinary rock

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:5:10 (1 cement : 5 coarse sand(zone-III) : 10 graded stone aggregate 40 mm nominal size)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

1:2:4 (1 Cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form for :

Lintels, beams, plinth beams, girders, bressumers and cantilevers.

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) upto plinth level with :

a) Cement mortar 1:6 (1 cement : 6 coarse sand).

Random rubble masonry with hard stone in superstructure above plinth level and upto floor five level, including leveling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) at window sills, ceiling level and the like.

a) Cement mortar 1:6 (1 cement : 6 coarse sand).

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion,

(i) Single socketed pipes.

100 mm diameter

12 mm cement plaster of mix :

a) 1:6 (1 cement: 6 fine sand)

Pointing on stone work with cement mortar 1:3 (1 cement: 3 fine sand

a) Raised and cut pointing

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer -

Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge :

In cement mortar

Removing mortar from and cleaning stones and concrete articles (net quantity of stacks of cleaned materials will be measured):

In cement mortar

Dry stone pitching 22.5 cm thick including supply of stones and preparing surface complete.

Boulder stone filling behind retaining wall of specified width as per direction of Engineer-in-charge :

Deduction for using available stones at the site in the RR masonry work item.

NIMALA SYIEM