Assistant Divisional Engineer/Palakkad section:- Proposed drainage improvement works on existing subways no. 258A, 10 A, 25, 45 A, 66 A, 83 A, 89 A & 115 A.

Vol.I & Vol .II ) except reinforcement steel

Item- 01 Drainage improvement works

S No. Item Description of Item Unit Qty Rate Amount

2.0 EARTH WORK

2.1S General

PALAKKAD DIVISION-ENGINEERING/SOUTHERN RLY

Earth work in excavation by mechanical means

(Hydraulic excavator) / manual means in

foundation trenches or drains (not exceeding 1.5

m in width or 10 sqm on plan), including dressing

of sides and ramming of bottoms, for all lift,

including getting out the excavated soil and

disposal of surplus excavated soil as directed,

within a lead of 50 m.

4.0 CONCRETE WORK

4.1S CEMENT CONCRETE (CAST IN SITU)

Providing and laying in position cement concrete

4.1 of specified grade excluding the cost of centering

and shuttering - All work up to plinth level :

4.1.3 1:2:4 (1 cement : 2 coarse sand (zone-III) derived cum 152 7878.5 1197532

2 from natural sources : 4 graded stone aggregate

20 mm nominal size derived from natural sources)

4.1.8 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived cum 27 6812 183924

3 from natural sources : 8 graded stone aggregate

40 mm nominal size derived from natural sources)

Centering and shuttering including strutting,

propping etc. and removal of form work for :

4.3.2 Retaining walls, return walls, walls (any thickness) Sqm 1120 842.5 943600

4 including attached pilasters, buttresses, plinth and

string courses fillets, kerbs and steps etc.

5.0 REINFORCEMENT CEMENT CONCRETE

5.1S CAST IN SITU

Providing and laying in position specified grade of

reinforced cement concrete, excluding the cost of

centering, shuttering, finishing and reinforcement

- All work up to plinth level :

derived from natural sources : 3 graded stone

aggregate 20 mm nominal size derived from

natural sources)

5.9S FORM WORK

Centering and shuttering including strutting,

propping etc. and removal of form for

5.9.1 Foundations, footings, bases of columns, etc. for Sqm 110 392.15 43136.5

5.9.2 Walls (any thickness) including attached pilasters, Sqm 497 842.5 418722.5

buttresses, plinth and string courses etc.

5.33S DESIGN MIX CONCRETE

Providing and laying in position ready mixed or

site batched design mix cement concrete for

reinforced cement concrete work; u s i n g coarse

aggregate and fine aggregate derived from natural

sources, Portland Pozzolana / Ordinary Portland

/Portland Slag c e m e n t , admixtures in

recommended proportions as per IS: 9103 to

accelerate / retard setting of concrete, to improve

durability and workability without impairing

strength; including pumping of concrete to site of

laying, curing, carriage for all leads; but excluding

the cost of centering, shuttering, finishing and

reinforcement as per direction of the engineer-in-

charge, for the following grades of concrete.:

5.33.1 All works upto plinth level

5.33.1.2 Concrete of M30 grade with minimum cement cum 94 9655.7 907635.8

content of 350 kg /cum

6.0 MASONRY WORK

6.1S General

Brick work with common burnt clay F.P.S. (non

6.1 modular) bricks of class designation 7.5 in

foundation and plinth in:

PALAKKAD DIVISION-ENGINEERING/SOUTHERN RLY

10.0 STEEL WORK

10.1S General

10.2 Structural steel work riveted, bolted or welded in Kg 914 133.7 122201.8

built up sections, trusses and framed work,

10 including cutting, hoisting, fixing in position and

applying a priming coat of approved steel primer

11.0 FLOORING

11.1S General

11.7 Cement concrete pavement with 1:2:4 (1 cement : cum 1113 8595.15 9566401.95

11 2 coarse sand : 4 graded stone aggregate 20 mm

nominal size), including finishing complete.

13.0 FINISHING

13.4S CEMENT PLASTER (IN COARSE SAND)

13.6 20 mm cement plaster of mix :

15.0 DISMANTLING AND DEMOLISHING

15.1S General

Demolishing cement concrete manually/ by

mechanical means including disposal of material

within 50 metres lead as per direction of Engineer

15.2.1 Nominal concrete 1:3:6 or richer mix (including cum 70 2434.25 170397.5

equivalent design mix)

15.59 Dismantling of flexible pavement (bituminous cum 1224 420.8 515059.2

courses) by mechanical means and disposal of

dismantled material up to a lead of 1kilometre, as

per direction of Engineer-in-charge.

16.0 ROAD WORK

16.1 Preparation and consolidation of sub grade with Sqm 6120 218.9 1339668

power road roller of 8 to 12 tonne capacity after

excavating earth to an average of 22.5 cm depth,

15 dressing to camber and consolidating with road

roller including making good the undulations etc.

and re-rolling the sub grade and disposal of

surplus earth with lead upto 50 metres.

16.47S PAINTING AREA/RUNWAY MARKING

Painting road surface marking with adequate nos

of coats to give uniform finish with ready mixed

road marking paint conforming to IS : 164, on

bituminous surface in white/yellow shade,

including cleaning the surface of all dirt, scales,

oil, grease and foreign material etc. complete.

16.49S MISCELLANEOUS

PALAKKAD DIVISION-ENGINEERING/SOUTHERN RLY

16.50 Providing and fixing Glow studs of size 100x20 mm Each 144 206.3 29707.2

made of heavy duty body shall be moulded ASA

(Acrylic styrene Acrylonitrile ) or HIP (High impact

polystyrene) or ABS having electronically welded

micro- prismatic lens with abrasion resistant

coating as approved by Engineer in charge. The

glow stud shall support a load of 13635 kg tested

in accordance with ASTM D4280. The slope of

retro- reflective surface shall be 35 (+/-5) degress

17 to base .The reflective panels on both sides with at

least 12 cm of reflective area up each side. The

luminance intensity should be as per the

specification and shall be tested as described in

ASTM I: 809 as recommended in BS: 873 part 4 :

1973. The studs shall be fixed to the Road surface

using the adhesive conforming to IS, as per

procedure recommended by the manufacturer

complete and as per direction of Engineer-in-

16.80 Construction of dry lean cement concrete sub base cum 846 4148.65 3509757.9

over a prepared sub-grade with coarse and fine

aggregate conforming to IS:383, the size of coarse

aggregate not exceeding 25 mm, aggregate

cement ratio not to exceed 15:1, aggregate

gradation after blending to be as per

specifications, cement content not to be less than

18 150 Kg/cum, optimum moisture content to be

determined during trial length construction,

concrete strength not to be less than 10 Mpa at 7

days, mixed in a batching plant, transported to

site, for all leads & lifts, laid with a mechanical

paver, compacting with 8-10 tonne vibratory

roller, finishing and curing etc. complete as per

direction of Engineer-in- charge.