Tribal Welfare Engineering Department Tender

Road work;Wet Mix Macadam:Providing, Laying, Spreading and compacting graded HBG crushed stone aggregate as per table 400.11 and 400.12 of MORD to Wet Mix macadem specification including cost,seignorage of all materials and including premixing the material with water at OMC in Mechanical mix plant (pug mill) carriag of mixed material by tipper to site , laying in uniform layers with motor grader on base course on well prepared surface and compacting with Vibratory roller to acheive the desired density etc., as directed by the Engineer-in-Charge and as per MoRT&H specification.406 (4th revision) and 406 MORD complete for finished item of work. (Payment based on levels for finished item of work)

Road work;Prime Coat: Providing and applying Primer Coat (LOW POROSITY) with Bitumen emulsion SS-1 on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.60 kg/sqm using mechincal measns as per technical specification Clause 502 of MORD.

Road work;Tack Coat: Providing and applying tack coat with bitumen Emulsion (Rapid settting-1) using Emulsion pressure distributor at the rate of 0.275kgs per sqm on the prepared bituminous surface cleaned with hydralic broom as per MoRT&H Specification 503 (4th revision) and 503 MORD as directed by the Engineer-in-Charge complete for finished item of work.

Road work;Providing, laying and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm to 5.60mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base including mixing a suitable plant, laying and rolling with a three wheel 0-100KN static roller capacity, finished to required level and grades to be followed by seal coat of either type A or Type B or Type C as per technical specification clause 508 of MoRD including overhead charges & Contractors profit but excluding GST.& Seigneorage charges

Road work;Providing and laying bituminous premixed seal coat (Type A) comprising of stone chipping of grading as defined in table 500.16 of MOST with Crushed stone chips of 6.7 mm size 100% passing through 9.5mm seive and retained on 2.36 mm sieve applied @ 0.09 cum per 10 sqm, chips to be premixed by manual means with the bitumunous binder using 6.50 kgs of bitumen VG 30 grade for 10 sqm and rolling with power roller including of required line, level, grade to serve as wearing course on previously prepared surface and finishing to required level and grades including cost and conveyance of all materials from approved sources and stacking at site to departmental gauge for premeasurements, labour charges and hire and operational charges of power road roller 8 to 10 tonnes capacity and all other machinery, tools and plants, providing barricading for diversion of traffic, erecting red flags other incidental and operational charges etc., complete for finished item of work as per technical specification clause 510 of MORD including contractors profit & Over head charges, VAT and Seigneorage etc., complete for seal coat.

Road work;Construction of improved subgrade/ Shoulders by providing selected earth having minimum CBR of 10%, MDD not less than 1.85 g/cc with LL & PI not more than 40% and 20 respectively"&" and spreading in uniform layers with tractor grader on prepared surface, and compacted at OMC with vibratory roller 80-100 kN to meet requirement of Table 300.2 with as per Technical"&" Specification Clause 303 MORD / 305 MORTH, by using machinery including contractors profit & Over head charges