CONSTRUCTION OF PARALI-VATTAPALAM UNDER TUNNEL AAD

Amount

Construction of Retaining wall

2.3.1.A : Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness In area of light jungle - By Manual Means

Civil Work

2.8.1 : 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, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

5.9.2 : Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. (Centering and shuttering for different category of work may be considered separately.)

4.1.6 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size). Cement make: Use Malabar cement only as per Govt. direction and in case of non availabilty of Malabar cement use Ultra Tech, Dalmia, Ramco or eq. brand in the order of preference.

5.22.6 : Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more. Make: Tata,Vaishak, SAIL, JSW or eq primary make in the order of preference.

50.2.26.1 : Filling with contractor own earth (excluding rock) in open areas in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site Engineer-in-charge. (After deducting earth available at site from excavation)

19.6.2 : Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 ( 1 cement : 2 fine sand) including testing of joints etc. complete:150 mm dia R.C.C. pipe

subbase cource

4.11.2 : Granular sub-base/base/surface course with local materials (Table 400.13) by mix in place method normal. Construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per Clause 401.4 as per Technical Specification Clause 408. (ii)Using Gravel mix soil. (Quantity by level calculation and reporting to CTE as per norms )

Concrete Road

16.42 : Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size ) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete. Assessment of strength of Concrete by Cube testing in Approved Govt. labs as per IS.

Earthen sholders

Supplying and fixing engraved granite name board as per the direction of Engineer at site

Note :1 All materials, Items, Equipment shall be best branded items with IS and approved by client/KEL

2:Rate should be inclusive of Insurance,Transportation, delivery and installation cost for all items

3.Rate should be Exclusive of GST.

4.Work should be executed as per DSR/PWD specification and direction of Engineer at site.

M.V.ACHUTHANKUTTY