Maintenance and repair works on NH-715 from Km.357/000 to Km. 402/500 under Golaghat NH Division,Golaghat ,Assam under SOPD for the year 2023-24.PACKAGE NO PWD-NH(BR )/GOLA/SOPD/2023-24/01

Amount

Filling Pot- holes and Patch Repairs with - Bituminous concrete, 40mm. (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, backfilling the pot holes with hot bituminous material as per clause 504, compacting , trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2. ( including carriage up to initial lead of 5.0Km. from quarry and carriage of mixed materials upto 10.0km. initial lead from mixing plant.) (ii) for grading II Material

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) with bitumen emulsion - CSS1h (b) dry & hungry bituminous surface

Bituminous Concrete (Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. ( including carriage up to initial lead of 5.0 km from quarry and carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) '(c) With hydrated lime / cement as filler ( refer table 500-9 of MoSRT&H specification) & anti stripping agent as per IS:14982( Refer Appendix-5 of MoSRT&H specification) '(III) with VG-40grade bitumen 70 ( II ) for grading II ( 13 mm nominal size ) From km 358th to 402.5th

Surface Drains in soil (Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirment of clause 301 and 309. Excavated material to be used in embankement within a lead of 50m (Average lead 25m A. Mechanical means At Ch.358.200 to 358.400 =200.00 m (R/s) at Ch.366.500 to 366.700 =200.00m(R/s) at Ch.374.400 to 374.700 =300.00m(L/s) at Ch.377.800 to 377.950 =150.00m(R/s) at Ch. 384.500 to 384.650 =150.00m(R/s) at Ch. 401.500 to 401.650 =150.00m(R/s) at Ch. 402.300 to 402.500 =200.00m(R/s) Total:- 1350.00m

Maintenance of Earthen Shoulder (filling with fresh soil) (Making up loss of material/irregularities on shoulder(Average 150 mm filling)to the design level by adding fresh approved soil and compacting it with appropiate equipment.) At Chainage 385.200 to 385.657 2 x 657.00 x 2.5 = 3285.00 sqm At Chainage 391.000 to 391.907 2 x 907.00 x 2.50 = 4535.00 sqm At Chainage 392.000 to 393.000 2 x 1000.00 x 2.5=5000.00 sqm At chainage 393.00 to 393.186 2 x 186.00 x 2.50 =930.00 sqm Total = 13750.00 sqm

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolurence of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequat space between vertical posts for expansion, complete as per approved drawings and technical specifications.

Painting on concrete surface (Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. ) For RCC Railing

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance.

Tree reflector made of heigh intensity grade retro-reflectorised sheeting fixed over aluminium sheeting of 2mm/0.28mm thick firmly fixed with necessary galvanized nail. a)100mm dia/ 100mm x 100mm.

M/S. M.P. AGARWALLA