Improvement to the internal streets and side drains at Pananthoppu area at Thirubuvanai.

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.2.27D.1: Supplying and filling with gravel (excluding rock) in layers not exceeding 20cm in depth , breaking clods, watering , rolling each layer with 1/2 tonne roller , or wooden or steel rammers , including all leads and lift etc., complete for making play fields , running trees and court yards

Code.No.3.11: Removal of unserviceable soil including excavation, loading and disposal upto 1000 m lead but excluding replacement by suitable soil which shall be paid separately as per Clause 305.

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

Code.No.4.3.1: Centering shuttering including struttings, propping etc. and removal of form work for foundations, footings , bases for columns.- Using steel sheet with M.S.frames

Code.No.10.25.2: Steel work welded in built up sections /framed work , including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required - in gratings, frames, guardbar, ladder, railings, brackets, gates and similar works.

Code.No.15.2.1: Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Code.No.3.15: Scarifying the existing bituminous surface to a depth of 50mm and disposal of scarified material within all lifts and lead upto 1000 metres - by mechanical means.

Code No.4.12B: Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in sub-base / base course on well prepared surface and compacting with smooth 3 wheeled steel roller to achieve the desired density (As per MoRTH specification, 4th Revision)

Code No.4.92C: Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth 3 wheeld steel roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite Crushable type such as moorum or gravel for screening and gravel for binding to fill up the interstices of coarse aggregate, watering and compacting to the required density - by manual means - Water bound macadam Gr-II with moorum or gravel screening. (As per MoRTH specification, 4th Revision)

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.5.1: Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60 g/sqm using mechanical means. (As per MoRTH specification, 4th Revision)

Code No.6.5F.1MO: Providing and applying tack coat on the prepared surface, heating bitumen in boiler and spraying the butumen with sprayset fitted on bituman boiler - on granular base such as WBM and WMM surfaces not bitumen primed. Rate of application 10kg/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 or 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 premer/tack coat. As per clause no 509 if 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.

Maha Costructions

P Ramamoorthy