SPECIAL REPAIR TO ROAD AT DET ENGR PARK UNDER GE (SOUTH) UDHAMPUR

Amount

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area exceeding 400 sqm, exceeding 50mm but not exceeding 100mm deep including removing the materials to a distance not exceeding 50 metre and stacking, complete all as specified and directed by Engr-in-Charge.

75mm thick (Compacted thickness) WBM in two layer with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size) of granite, trap or basalt spreading and compaction with 8 to 12 tonne power roller and consolidated to required gradient and camber complete all as specified and directed by Engr-in-Charge.

All as per ser Item No 2 above but except material , complete all as specified and as directed by Engr-in-Charge.

Repair to pot holes any depth, not exc 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal), complete, all as specified and as directed by the Engr-in-Charge.

Continuous brick edging, with width equal to the width of the brick, laid dry on end vertically with burnt clay bricks of sub class 'B' bricks, complete all as specified and as directed by the Engr-in-Charge.

Preparing un-surfaced water bound macadam surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with compressed air to remove all loose dirt etc., and applying evenly a priming / tack coat on un-surfaced water bound macadam surfaces with cationic bitumen emulsion SS-1 grade confirming to IS 8887 @7.5 Kg per Ten Square Metre with and including Bituminous premix asphaltic semi dense concrete 40mm consolidated thickness with 5.5% by weight of total mix with hydrostatic sensor paver finisher paving bitumen using bitumen VG-30 paving grade ( 50 -70 penetration) binder content by weight of total mix rolled with with 8 to 12 tonne power roller and compacted to required camber and gradient, complete, all as specified and as directed by the Engineer-in-Charge.

Preparing existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with compressed air to remove all loose dirt etc., and applying evenly a tack coat on existing black top surfaces with cationic bitumen emulsion RS-1 grade conforming to IS:8887 @ 2.5 Kg per Ten Square Metre and including Bituminous premix asphaltic semi dense concrete 30mm consolidated thickness with 5.5% paving bitumen using bitumen VG-30 paving grade ( 50 -70 penetration) binder content by weight of total mix rolled and compacted to required camber and gradient using power roller 8 to 12 tonne, complete, all as specified and as directed by the Engineer-in-Charge.

Premix bituminous macadam with 4% paving using bitumen VG-30 paving grade ( 50 -70 penetration) bitumen binder, laid/rolled and compacted to required gradient and camber (consolidated thickness upto maximum 75mm), complete, all as specified and as directed by the Engineer-in-Charge. Note: Repair to pot holes any depth not exc 1 sqm each and depression in patch over 50mm, shall also be carried out under this item.

Note for item No. 6 to 8 : (a) Preparation of mix in hot mix plant, spreading by self propelling mechanical paver and rolling and compaction by set of rollers as specified in particular specifications shall be carried out. Hot mix plant may be installed at any distance but the contractor shall be responsible for maintaining the required temperature of mix under all conditions till it is laid and compacted. Unit rate against these items shall include for carrying out the works with deployment of these machinery for which nothing extra shall be payable and no delay in completion of work shall be acceptable on this account. (b) To achieve marshal stability of 1050 KN and all as per SSR Part-I Clause No. 20.B.4. (c) If qty of binder contents is less than the qty as specified in respective items of BOQ, it shall be adjusted at supply only rates of paving bitumen @ Rs 60.00 Per Kg and if qty of binder contents is more than the qty as specified in respective items of BOQ no adjustment shall be made.

Preparation of any type of road surfaces by scratching old spots, paints, trading oils greasy spots etc. and applying reflective Thermo Plastic road marking paints as side, side lines of white/yellow colour of width upto 100mm conforming to Ministry of surface Transaport (MORTH) specification for the road and bridge work : 5th revision, over primer as per manufacturers instructions including glass beads (intermix) type I (most/BS6008A) and provision contained in IRC-35-1997, complete all as specified and directed by GE/Engr-in-Charge. Note : Contractor shall have to furnish the details that minimum quantity used per square meter is 5.00 Kg/Sqm.

Cat eye of size 100 mm x 100mmx18.5mm made of ABS material two reflectors fitted in the body, weight of cat eye 130 gm approx, designed for dynamic loads, fixing in repairs, complete all as specified and as directed by Engr-in-Charge.

Dark eye solar studs RED,Amber or white of size 100 x 100 x 21, height without stump - 21mm, height with stump 55mm, stump dia 33mm, LEDs electronically operated with 4 Nos solar cell, Battery - 1600MA/1.2 volts Ni-Mh mono-crystalline 2.4v/0.3 watt, aluminium reflective frame- ploycarbonate weight of stud 360 gms fixing in repairs, complete all as specified and as directed by Engr-in-Charge.

S&F Metal Guide post /Delinator high performance 2 nos ,100mm dia reflectors of highly reflective reflectors made out of PMMA and mounted on MS pipe 50 mm dia duly powder coated anti rust and anti theft steel net . Height not less than 800 mm (aprox) including taking down of existing one, Model DA 952 GP as approved by GE. (Note: Cost of pcc and earth work is deemed to be included in unit cost)

Convex mirror of 800mm dia, made of polycorbonate material provided with 75mm dia mild steel medium weight pipe post of 108m high, duly powder coated fixed on ground with PCC 1:2:4 type B-1 of block size 60x60x60 cm, fixing in repair including earth work & removing excavated soil to a distance not exceeding 50m, complete all as specified as directed by Engr-in-Charge. Note : Cost of PCC and earth work is deemed to be included in unit cost.

Moorum/red bajri filling in floors or pavings, laid in layers n exc. 15 cm thick, spread, levelled and rammed including watering, complete all as specified and directed by Engineer-in-Charge.

Demolition of cement concrete (unreinforced) in ground floor and in paving not exceeding 15 cm thickness (below or above ground level), complete all as specified and as directed by Engr-in-Charge.

100 mm thick, Plain cement concrete 1:4:8 type D-2 (using 40 mm graded crushed stone aggregates) as in sub base for laying floor finishes including finishing the surfaces even and rough , complete all as specified and as directed by Engr-in-Charge.

Sand cushioning under floors including watering and consolidation complete all as specified and as directed by Engr-in-Charge.

Broken stone hardcore of gauge exceeding 63 mm but not exceeding 100mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface, complete all as specified and as directed by Engr-in-Charge

40 mm thick, Plain cement concrete 1:2:4 type B-1 (using 20mm graded crushed stone aggregates) as in sub base to floor finishes , complete all as specified and as directed by Engr-in-Charge.

M&L, for precast cement concrete 1:2:4 type B1 as in edges, kerb stone etc and other similar works including weathering and slightly rounded and chamfered angles, complete all as specified and as directed by Engr-in-Charge.

Factory made, Machine pressed / vibro mechanically floated coloured interlocking cement paver block ISI marked, any shape and size conforming to IS 15658-2006 of 80mm thickness, M-40 Grade, with topping of cement with imported pigment complete all as specified and as directed by Engr-in-Charge. Shape shall be approved by Engr-in-Charge.

Factory made, Machine pressed / vibro mechanically floated coloured interlocking cement paver block ISI marked, any shape and size conforming to IS 15658-2006 of 80mm thickness, M-40 Grade, with topping of cement without imported pigment complete all as specified and as directed by Engr-in-Charge. Shape shall be approved by Engr-in-Charge.

SINGH CONST CO