General

Cutting open C.C. road surface with concrete saw cutter and removal with Breaker and tractor with 3 tonne trolly

Supply of SWG SP-1 Pipe conforming to ISI 651-8" dia (203.2mm)

Lowering laying and jointing of SWG pipe including jointiting with CM (1:3) to full depth of joint in ready made line trench etc., complete as per s.s.

Earthwork excavation in Ordinary soil by Manual Means upto 3 m depth for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material as per Technical Specification 305 MORD / 304 MORTH (RBR-FNDN-1(A)) - 1 Cum

Carting away the surplus excavated earth from the work site with a lead of 3 km beyond initial lead including loading, unloading and conveyance but excluding stacking charges etc., complete - 1 Cum

Filling with dust for trenches as per drawing and technical specification Clause 305.3.9 MORD & 304 MORTH (revised RBR-FNDN-2.i)

Providing concrete for plain/reinforced concrete (M10) in open foundations using 20 mm Graded hard stone aggregate , mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 MORD and 1500, 1700 & 2100 MORTH.

Brick Masonary in C.M (1:6) using 2nd Class well burnt ground moulded traditional size bricks of locally available having a crushing strength of not less than 35 Kg./Sq.Cm & size of 23x11x7 Cm including cost & conveyance of Material to site, mixing of Cement Mortar & laying of bricks & mortar to specified thickness, watering, curing, including all scaffolding, hire & operational charges of Machinery, all Labour charges & all water lead charges etc. complete for finished item of work. (BLD-CSTN-3-1)

Constructing 904.0 mm (3’0”) dia solid block masonry inspection chamber as per IS - 4111: Part-1:1986 with cement mortar (1:6) prop usingfly-ash blocks of 225 mm thick from approved source having a minimum crushing strength of 10 N/sq.mmincluding plastering with cement mortar 1:3 prop; ½” thick both inside and outside fitted with 20” dia RCC manhole covers and frames including excavating pits up to a depth of 904 mm (3'-0") in all sorts of soils (excluding rock) and laying cement concrete (1:4:8) 150 mm thick using 40 mm HBG Metal and P.C.C. 1:2:4 benching and channel 100 mm thick as per Standard specification andincluding cost and conveyance of all materials like cement, sand, bricks, water etc., to site, cost of seigniorage charges on all materials and all incidental andoperational, labour charges like mixing cement mortar, constructing masonry, lift charges, curing etc., complete for finished item of work as per Standard specification.

Plastering in C.M (1:3) 12 mm thick including cost and conveyance of all Material, Labour for mixing Material, laying and curing etc., complete - 10 Sq.M. (BLD-CSTN-6.2)

Bailing out water from the pipe line trenches with oil engine driven pump sets, including hire charges, fuel charges and wages for Driver and Helper.

Construction of granular sub-base (GSB) by providing Well graded material for Grading III mixing in a Mechanical Mix Plant at OMC carriage mixed material to work site spreading in uniform layers with motor grader on prepared surface and compacting with 80-100 kN Vibratory Roller to achieve the desired density, complete as per Technical Specification of MORTH.

Laying of Plain cement concrete pavement, thickness as per design, over a prepared sub base, with 43 / 53 grade at cement as per Clause 1501.2.2 (M30 Grade) at 400 kg per cum, coarse and fine aggregates conforming to IS : 383, maximum in a concrete mixer of not less than 0.28 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 mictron thick polythene film, wedges, steel plates including levelling the formwork as per drawing), spreading the concrete with shovels, rakes, compacted using needle and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, near approaches to bridge / culvert and construction joints, and curing of concrete slabs for 14- days and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 MORD.

Provision for Seignorage charges

Provision for DMF @ 30% on Seigniorage Charges

Provision for Consideration @ 100%

Provision for Merit @ 2% on Seigniorage Charges

Provision for NAC @ 0.10%

Provision for GST @ 18%

Provision for TPQA @ 0.739 %

Unforeseen item