Name of Work:- Patch Repair work on SHW-16A (Revdar Jaswantpura Bhinmal Bagoda Rangala Chounchwa Fanta) at Km 37/0 to 70/0
Sl. No.
Item Description
1
Restoration of rain cuts with soil, moorum, gravel or a mixture of these including all leads and lifts and cost of arrangement of land, clearing the loose soil, benching for 300 mm width, laying fresh material in layers not exceeding 250 mm and compacting with plate compactor or power rammer to restore the original alignment levels & slopes complete as per MORTH specification Clause 3002.
2
Providing and laying granular sub-base material having P.I.not more than 6, including spreading in layers not exceeding 150 mm compacted thicknessand consolidation by 8-10 tonne power rollerto required camber and grade including cost of water and hire charges of machinery, including T&P with all lead (Compacted thickness to be measured).as per MORTH specification table 400-1, 400-2 : For grading-III with CBR value not less than 20. to attain 100% proctor density.
3
Providing, laying, spreadingand compactingstone aggregate of specfic as per table 400-7 to Water Bound Macadam specification including spreading in uniform thickness, hand packing roll-ing with vibratory rollerin stages to proper grade and camber, applying and brooming requisite type of screening and binding materials to fill-up the interstices of coarse aggregates watering (with water browser) and rolling making necessary earthen bund to protect edegs, lighting, guarding, barricading and maintenance of diversion etc. [MoRTH specfication : Clause 404] ( By manual means). Grading III,53 mm to 22.4 mm, @ 0.91 cum per 10 Sqm for compacted thickness of 75 mm.(Crusher broken) Stone screening type \"B\"
4
Filling pot-holes and patch repairs with open-graded premix surfacing, 20 mm with removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per Clause 503, back filling the pot holes with hot bituminous material as per clause 511 usingbitumen mixed in hot mix plant 40-60 TPH capacity and carriage with all lead, compacting with 8-10 tonne smooth wheel roller, trunming & finishing the surface to form a smooth continous surface, all as per MORTH specification Clause 3004.2- do- VG-30 -do-
5
Providing & laying premixed seal coat on patch area comprising of thin application of fine aggregate (0.06 cum/10Sqm) premixed with 6.8 Kg./10 Sqm, binder VG-10 grade in approved hot mix plant and laying & rolling with power roller 8-10 tonne including all lead of mix material.
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