Construction of Salwin Sarol Mangalasan road km. 0/0 to 1/500 Formation Cutting ,Metalling/Tarring ,Retaining wall

Amount

Excavation in hilly areas in all heights and depths and in all kinds of soil by manual/mechanical means including saturated soil comprising of ordinary soil, ordinary rock ,soft rock ,hard rock chiseling, wedging out rock(where blasting is prohibited) and their intermediate classification of soil complete including setting out true to the lines, grades, width, cutting and trimming of side slopes and levels as shown on the drawings and as directed by Engineer-in-Charge at site, according to the MORD technical specification section 300 and 1600 and sorting out useful materials and stacking the same within in all leads and lifts in acquired road width and transportation of un-useful materials for filling in roadways camber ,embankments for grade improvements and disposal of all surplus materials to approved dumping sites through all modes of transportation including head load or animal transport or mechanical means alongwith its leveling fine dressing and carriage of machineries ,materials, tools, equipments and safety measures and other incidentals necessary to complete the work by mechanical means and/ labour if required.All useful materials such as stones, shingle aggregate and slates etcetera shall be sorted out and stacked in proper stack.. Any loss to the public/ private property during the course of execution shall be the absolute responsibility of the contractor which shall have to be compensated by him in all cases.

Earth work in excavation for all type of road structure such as retaining walls, breast walls, culverts, drains and parapets etcetera in all type of classification of soil, comprising of ordinary soil, ordinary rock , hard rock chiseling / wedging out rocks (where blasting is prohibited) as per drawings and MORD technical specification clause 305.1 and as per the directions of the Engineer-in-Charge including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal of materials upto any lead and upto any lift including dressing of sides and bottom and back filling in trenches with excavated suitable / approved materials to the original surface in layers not exceeding 150mm one hundred fifty millimeters) compacted thickness including shoring and strutting and pumping and bailing out water (surface and sub soil water) upto any depth and any quantum of water including cleaning of slush which may arise out during dewatering as per directions of Engineer-in-Charge including carriage of materials within all leads, lifts and other incidentals. The rate including the octroi, royality, Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing and laying mechanically mixed and vibrated plain cement concrete 1:5:10 ( One cement is to five sand is to ten graded crushed stone aggregate 40mm (forty millimeter) nominal size in or under water including pumping or bailing out water( surface and sub soil water), dewatering for all heights /depths and any quantum of water including removal of slush which may arise at the time of laying under water for all heights/ depths, including the cost of form work and curing for 14 ( fourteen) days complete in Retaining walls and Breast walls etcetera as per drawings and MORD technical specification section 802, 900 and 1200 and as directed by the Engineer-in-Charge, including carriage of materials within all leads, lifts and other incidental. The rate including the octroi, royality, Malkana, toll tax, GST or any other taxes imposed by the Government.

Back filling behind abutments, return walls, wing walls and retaining walls etc. complete as per drawings and MORD technical specification clause 1204.3.8 or as directed by the Engineer-in-Charge, including carriage of materials within all leads, lifts and other incidental. The rate including the octroi, royality, Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing 100mm (Hundred millimeter) diametre PVC pipe Weep holes in brick masonry/stone masonry, plain/reinforced concrete abutments, wing walls return walls and retaining /breast walls etc., extending through the full width of the structure with slope of 1 (V) : 20 (H) (one vertical is to twenty horizontal ) towards drawing face complete as per drawings and MORD technical specifications clause 614, 709, 1204.3.7 or as directed by the Engineer-in-Charge, including carriage of materials within all leads, lifts and other incidental. The rate including the octroi, royality, Malkana, toll tax, GST or any other taxes imposed by the Government.

Preparation of sub grade by dressing to camber (Earth work for the cutting involved for sub-grade to be paid for separately depending upon the classification of soil) complete as per HP.PWD specification or as directed by the Engineer-in-Charge, and other incidental. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Consolidation of sub grade with road roller including making good the undulation etcetera with earth or quarry soil etcetera and re-rolling the sub-grade complete as per HP.PWD specification or as directed by the Engineer-in-Charge, including carriage of materials within all leads, lifts and other incidental. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Construction of gravels/soil-aggregate base by providing wel graded material, spreading in uniform layers with tractor mount grader on prepared surface, mixing by mix in place method with rotavator at OMC and compacting with three wheel 80-100 kN static roller to achieve the desired density, complete as per technical specification Clause 402.or as directed by the Engineer-in-Charge, including carriage of materials within all leads, lifts and other incidental. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing, laying, spreading and compacting stone aggregates of 53 to 22.4mm (fifty three millimetre to twenty two point four millimetre) size 75mm (seventy five millimetre) compacted thickness to water bound macadam specification including spreading in uniform thickness hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grades and camber applying and brooming, stone screening type-"B" of size 11.2mm (eleven point two millimetre) nominal size at the rate of 0.18 cubic metre (zero point one eight cubic metre) per ten square metre to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading-III as MORD Technical Specification Clause 405 by mannual means including hauling of material in all leads, lifts as per entire satisfaction and direction of Engineer-in-Charge including carriage of materials within all leads and lifts and other incidentals. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing and applying primer coat with Bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface with hydraulic brooms and spraying primer at the rate of 0.85 kg. ( zero point eight five kilogram) per Square Metre) of road surface using mechanical means bitumen emulsion pressure distributor complete as per MORD technical Specification Clause 502 or as directed by the Engineer-in-Charge including carriage of materials within all leads and lifts and other incidentals. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion pressure distributor at the rate of 0.275 Kg. (zero point two seven five kilogram) per square metre on prepared granular surfaces treated with primer and cleaned with Hydraulic brooms as per Technical Specification Clause 503 or as directed by the engineer-in-charge including carriage of materials within all leads and lifts and other incidentals. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing, laying and rolling of open-graded premix carpet of 20mm (twenty millimetre) compacted thickness composed of type-"A" 13.2 mm to 5.6 mm ( Thirteen decimal two millimetre to five decimal six millimetre ) aggregate at the rate of 0.27 cum (zero decimal two seven cubic metre) pre-mixed with bitumen binder grade VG-10 (Viscosity Grade ten) at the rate of 14.6 kg. (fourteen decimal six kilogram) per ten square metre of road surface to required line, grade and level to serve as wearing course on a previously prepared base, including mixing and heating binder and aggregate in suitable hot mix plant 30/40 (thirty / forty ) tonne per hour capacity transporting mixed materials with tipper and laying manually to required grade and camber and rolling with three wheel 80-100 (eighty - hundred ) KN static road roller finished to required level and grades to be followed by seal coat of type-”B” complete as per MORD Technical Specification Clause 508 including carriage of materials within all leads and lifts and other incidentals. The rate includes octroi, royality ,Malkana, toll tax, GST or any other taxes imposed by the Government.

Providing and laying seal coat for sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type B with bitumen grade VG-10 (Viscosity grade ten) at the rate of 6.8 Kg. (six decimal eight kilogram) premixed with 0.06 (zero decimal zero six) cubic metre of fine aggregate per ten square metre premixed in mini hot mix plant, transporting mixed material with tipper and laying of mixed materials manually and rolling with three wheel 80-100 (eighty- hundred ) KN static roller complete as per MORD Technical Specification Clause 510 including carriage of materials within all leads and lifts and other incidentals. The rate including octroi, royality, Malkana, toll tax, sale tax or other taxes imposed by the Government.

DEVESH THAKUR