Improvements to the Koyyottutheru road and branch roads, Palloor.

Amount

Code No.2.1.1A: Earth work in surface excavation not exceeding 30cm in depth but exceeding 1.5m in width as well as 10 sqm on plan including getting out and disposal of excavated earth up to 50m and lift up to 1.5m - All kinds of soil

Code No. 6.1.MO : Cleaning the existing W.B.M. road surface including removing of binding material and other foreign matter with wire brushes and small picks, sweeping with brooms or soft brushes and finally dusting with old gunny bags and/or compressed air to receive bituminous treatment. As per clause no 502.4.2 and 503.3.1 of MOST specification.

Code No.6.2.MO: Cleaning of the existing black topped surfaces with brooms, soft brushes and finally dusting with old gunny bags and/or compressed air to receive bituminous treatment. As per clause no 503.3.1 of MOST specification.

Code No.6.5F.1.MO: Providing and applying tack coat on the prepared surface, heating bitumen in boiler and spraying the bitumen with sprayset fitted on bitumen boiler - on granular base such as WBM and WMM surfaces not bitumen primed. Rate of application 10kg/10sqm.

Code No.5.5 : Providing, laying and rolling of built-up spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. Key stone chips spreader may be used with application of bituminous binder after each layer and with key aggregates placed on top of the second layer to serve as a base conforming to the line, grades and cross-section specified ,the compacted layer thickness being 75mm. (As per MoRTH specification, 4th Revision)

Code No.6.5E.1.MO: Providing and applying tackcoat on the prepared surface, heating bitumen in boiler and spraying the bitumen with sprayset fitted on bitumen boiler - on black topped surface bitumen @ 5kg/10sqm.

Code No .6.11B.MO: Providing and laying open graded premix carpet 20mm thick on prepared surface in a single course as wearing course composed of specified size of stone aggregates premix with a bituminous binder in mini hot mix plant 6 to 10 tonne laying manually and rolling with power roller 8 to 10 tonne but excluding cost of primer/tack coat. As per clause no 509 of MOST specification.

Code No.6.16.MO: Providing and applying liquid seal coat, type `A' comprising of a layer of bituminous binder, followed by a cover of stone chipping of specified grading and rolling with power roller 8 to 10 tonne. As per clause no 513 of MOST specification.

Code No.16.68: Providing and laying 60mm thick factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction and of approved size and design / shape laid in required colour and pattern over and including 50mm thick compacted bed of course sand , filling the joints with coarse sand etc. all complte

Code No.5.9.2: Centering and shuttering including strutting , propping etc and removal of form for - Walls (any thickness ) including attached pilasters , butteresses , plinth and string courses etc.

Code No.4.1.10: Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size)

Code No.4.1.3: Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Code No.7.4.MO: Reinforced cement concrete m-20 mix with stone aggregate 20mm nominal size mechanically mixed and vibrated for reinforced concrete work in slab excluding steel reinforcement, but including centering and shuttering, laid in position.

Code No.5.22.7: Steel reinforcement for R.C.C.work including straightening , cutting , bending , placing in position and binding all complete upto plinth level - Thermo -Mechanically treated bars (ISI BRAND OF APPROVED MAKE) Fe - 415 or more

Code No.13.1.1: 12mm cement plaster of mix -1:4 ( 1 cement : 4 fine sand)

Code No.30.7: Supply of Quarry rubbish including stacking to department gauge for premeasurement and spreading required thickness

SHINOJ