Gorkhaland Territorial Administration Tender

Providing formwork and staging including Hire & Labour charges for same Retaining wall & its components b) For portion of Ht above 1m and upto 3m

Providing weep hole (150 X 75mm) in walls including packing brick bats or boulder of approved quality and size at the backsides of walls etc all complete.

Dry Rubble Flooring : Construction of dry rubble flooring at cross drainage works for relatively less important works.Add 5%for curves passing disrtance and overtaking places

Spreading and consolidating stone metals of specific sizes in hard crust to requisite thickness ( measured after compaction) in layers including screening the aggregates as necessary, hanpacking after spreading in uniform thickness, rolling with power roller in stages to proper grade and camber Water Bound Macadam Base Course (iii) Grading-II Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm)

Providing and laying bitumenous Primer Coat for priming of Base coarse with Bituminous Emulsion of approved grade and requisite quantity including preparation of the surface to be primed ………..i/c cost and carriage of bitumen emulsion and other incidential cost all complete Medium porosity surface @ 10.5kg/10 kg per sqm Add 5% for curves,passing distance and overtaking places

Laying tack coat using Catonic Emulsion (R.S or M.S grade) conferming to I.S 8887-1978 over Water Bound Macadam including cost and carriage of emulsion, hire charges of machineries……………all complete as per specification and dorection of Enginner-in-charge.(a) Tack coat oer water bound macadam surface @ 4 kg / 10 m2 i.) By Manual means

Open-Graded Premix Surfacing using Bituminous (Viscosity grade Paving Bitumen / Modified bitumen) Binder and Mobile Hot Mix Plant (Light Duty) Providing, laying and rolling of Open - graded premix surfacing of 20 mm thickness composed of 13.2 mm (@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²) size stone aggregates, including thoroughly cleaning of the surface, screening, cleaning and pre-heating stone chips and fully pre-coating the same either using viscosity grade paving bitumen or cut-back or emulsion, carrying the mixture by any suitable arrangements, laying the mixture uniformly over the surface, including line, grade and level to serve as wearing course on a previously prepared base, including mixing in Mobile Hot Mix Plant (Light Duty) and thoroughly rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades including the cost and carriage of stone chips and matrix, heating the matrix, preheating the aggregates to required temperature and including the hire charges of Mobile Hot Mix Plant (Light Duty) and other machinery, pay of operators, cost of fuel and lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD.

Laying Premixed seal coat Type B using 0.60m3 of grit or sand per 100sqm area including cleaning the surface……. …. On freshly laid premixed surface without in tack coat On suitable pan.

Spreading of sand over the bituminous surface @ 0.003 m3 per m2 of surface from the road side stacks and carriage of the same up to a distance of 150 m from stack complete including cost of sand.

" V" Type drain 60cm wide and 30cm deep with 150mm to 230mm thick dressed stone laid on edge including cement concrete,plstering and NCP cost & carriage of all materials to worksite.

Stone square box drain 30cmX60Cm with hard dressed stone including cost cement concrete,plastering and NCP cost & carriage of all matrials to worksite.

1.5 metre span slab culvert

PARAPET