Construction of additional facilities at Bajengdoba U.P. School and Daram Union Govt. U.P. School (North Garo Hills)

School

School1

School2

Package No : CW-06 (Lot-2)

Bill of Quantities for Bajengdoba Govt. Upper Primary School

Bill of Quantities

BOQ item No

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

All kinds of soil

In ordinary rock

In hard rock (Blasting prohibited)

Same as Item 1.0 above but for each additional 1 m depth or part thereof beyond the initial depth of 1.5 m

All kinds of soil

In ordinary rock

In hard rock (Blasting prohibited)

Earth work in excavation by manual means upto a depth of 2 m below the existing ground level for foundation, trenches of foundations, footings of columns/ walls, retaining wall, septic tank etc. including bailing out water where necessary and removal of surplus earth with all lead and lifts as directed and specified for the following classification of soils.

All kinds of soil (ordinary soil/ hard soil/ dense soil)

In ordinary rock (soft rock/ medium rock/ hard shale)

In hard rock (soft rock/ medium rock/ hard shale) (Blasting prohibited)

Earth work in excavation by mechanical means upto a depth of 2 m below the existing ground level for foundation, trenches of foundations, footings of columns/ walls, retaining wall, septic tank etc. including bailing out water where necessary and removal of surplus earth with all lead and lifts as directed and specified for the following classification of soils.

All kinds of soil (ordinary soil/ hard soil/ dense soil)

In ordinary rock (soft rock/ medium rock/ hard shale)

In hard rock (soft rock/ medium rock/ hard shale) (Blasting prohibited)

Same as Items 3.0 & 4.0 above but for each additional 1 m depth or part thereof beyond the initial depth of 2 m

All kinds of soil

In ordinary rock

In hard rock (Blasting prohibited)

Disposal of surplus earth/ unserviceable material from the work site including loading and unloading complete as directed for a total of 15 km (i.e. 10 km beyond the initial lead of 5 km)

Excavated earth

Excavated rock

Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete. (Measurements to be taken of the face area timbered).

Upto a depth of 1.50 m

Above 1.50 m upto 3.00 m depth

Earthwork in filling (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, including breaking of clods, consolidating each layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

With available excavated earth

Extra over Item for additional lift of 1.5m or part thereof for all types of soils

Sand filling in plinth in layers not exceeding 150mm in depth including breaking of clods, consolidating by watering and ramming complete as directed (maximum depth 45 cm)

SUB TOTAL

Centering and shuttering including strutting, propping etc. and removal of form for all heights complete and as directed by the Engineer-in-charge.

Shuttering for sides of plain cement concrete work in blinding concrete, plinth protection, copings, sills etc.

Foundations, footings, bases of columns, raft, grade slab etc. for mass concrete (using steel)

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc. (using steel)

Suspended floors, roofs, landings, balconies and access platforms, shelves (using steel)

Lintels, beams, plinth beams, girders, bressumers and cantilevers (using steel)

Columns, Pillars, Piers, Abutments, Posts and Struts (using steel)

Stairs/ spiral staircase, (excluding landings) (using timber)

Edges of slabs and breaks in floors and walls (using timber)

Weather shade, Chajjas, corbels etc., including edges (using timber)

Extra for additional height in centering, shuttering wherever required with adequate bracing, propping etc., including cost of de-shuttering and de-centering at all levels, over a height of 3.5 m, for every additional height of 1 metre or part thereof (Plan area to be measured)

Suspended floors, roofs, landings, beams and balconies (Plan area to be measured) (For total height of 9.90 m (i.e. 6.40m over and above the standard height of 3.5 m)

SUB TOTAL

Plain cement concrete works in foundation bed for footing steps, walls, brick works etc. below plinth level as directed and specified including dewatering if necessary, and curing complete (shuttering where necessary shall be measured and paid separately).

1 :3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size)

Providing and laying cement concrete in retaining walls etc. and all works above plinth level such as pilasters, columns, pillars, posts, struts, buttresses, parapets, coping, plain window sills, fillets, sunken floor etc.,, up to first floor level, excluding the cost of centering, shuttering and finishing

1:3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size) (For cement concrete screed below floors)

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

SUB TOTAL

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per ls: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.

All works up to plinth level

All works above plinth level up to first floor level

Extra for providing richer mixes:

Providing M-30 grade concrete

Extra over item No 14.2 & 15.0 above for each subsequent floor or part thereof above the first floor level.

Supplying, fitting and fixing in position reinforcement bars up to lst floor level, conforming to relevant I.S. Code for R.C.C. work/ R.B. walling including straightening, cleaning, cutting and bending to proper shapes and length as per details, supplying and binding with 20 G annealed black wire and placing in position with proper blocks, supports, chairs, spacers etc. complete. (Rates inclusive of all wastage, lappage, hooks, chairs, anchorage etc. and no measurement for the same is required)

Thermo-Mechanically Treated bars

quintal

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Package No : CW-06 (Lot-2)

Bill of Quantities

BOQ item No

Earth work in excavation by mechanical means upto a depth of 2 m below the existing ground level for foundation, trenches of foundations, footings of columns/ walls, retaining wall, septic tank etc. including bailing out water where necessary and removal of surplus earth with all lead and lifts as directed and specified for the following classification of soils.

All kinds of soil (ordinary soil/ hard soil/ dense soil)

In ordinary rock (soft rock/ medium rock/ hard shale)

In hard rock (soft rock/ medium rock/ hard shale) (Blasting prohibited)

All kinds of soil

In ordinary rock

In hard rock (Blasting prohibited)

Disposal of surplus earth/ unserviceable material from the work site including loading and unloading complete as directed for a total of 15 km (i.e. 10 km beyond the initial lead of 5 km)

Excavated earth

Excavated rock

Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete. (Measurements to be taken of the face area timbered).

Upto a depth of 1.50 m

Above 1.50 m upto 3.00 m depth

Earthwork in filling (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, including breaking of clods, consolidating each layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

With available excavated earth

Extra over Item for additional lift of 1.5m or part thereof for all types of soils

Sand filling in plinth in layers not exceeding 150mm in depth including breaking of clods, consolidating by watering and ramming complete as directed (maximum depth 45 cm)

SUB TOTAL

Centering and shuttering including strutting, propping etc. and removal of form for all heights complete and as directed by the Engineer-in-charge.

Shuttering for sides of plain cement concrete work in blinding concrete, plinth protection, copings, sills etc.

Foundations, footings, bases of columns, raft, grade slab etc. for mass concrete (using steel)

Suspended floors, roofs, landings, balconies and access platforms, shelves (using steel)

Lintels, beams, plinth beams, girders, bressumers and cantilevers (using steel)

Columns, Pillars, Piers, Abutments, Posts and Struts (using steel)

SUB TOTAL

Plain cement concrete works in foundation bed for footing steps, walls, brick works etc. below plinth level as directed and specified including dewatering if necessary, and curing complete (shuttering where necessary shall be measured and paid separately).

1 :3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size)

Providing and laying cement concrete in retaining walls etc. and all works above plinth level such as pilasters, columns, pillars, posts, struts, buttresses, parapets, coping, plain window sills, fillets, sunken floor etc.,, up to first floor level, excluding the cost of centering, shuttering and finishing

1:3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size) (For cement concrete screed below floors)

SUB TOTAL

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per ls: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.

All works up to plinth level

All works above plinth level up to first floor level

Supplying, fitting and fixing in position reinforcement bars up to lst floor level, conforming to relevant I.S. Code for R.C.C. work/ R.B. walling including straightening, cleaning, cutting and bending to proper shapes and length as per details, supplying and binding with 20 G annealed black wire and placing in position with proper blocks, supports, chairs, spacers etc. complete. (Rates inclusive of all wastage, lappage, hooks, chairs, anchorage etc. and no measurement for the same is required)

Thermo-Mechanically Treated bars

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