Special Repairs from km 396/0 to 398/0 of NH-42 (Krishnagiri- Kuppam Road) in the district of Krishnagiri in the state of Tamil Nadu (Lenth 2km) in the state of Tamil Nadu for the year 2026-27

Clearing cleaning, deepening and reshaping of roadside unlined/ kaccha drains and making shallow kaccha Iateral drains on shoulders wherever required, including removal and disposal of sediments, extraneous debris and vegetation growth blocking the free flow from site outside ROW with all leads and lifts complete in all respects as directed by the Engineer- ln-Charge and as per Maintenance Standard Clause no. 3.1 (Frequency of cleaning in urban areas will be quarterly whereas in rural areas, it will be twice in a year i.e. before and after monsoon) a) Drains having depth upto 0.6 meter

Span upto 3 m

Span 3 m-10 m

Removal of rank vegetation/ weeds and undesirable vegetation from shoulders, embankment slopes upto ROW (both sides) complete in all respects including breaking of clods, rough dressing and disposal of waste material and vegetation at a place outside ROW as per direction of Engineer- ln-Charge and as per Maintenance Standards Clause 3.3 (Frequency will be once in a quarter. a) Shoulders including side slopes of embankment upto toe line on both sides of the carriageway. (Frequency of cleaninq will be four times in a year; however limited to only areas prone to growth of rank undesirable veqetation and weeds).(In Selected Reaches)

Providing spot reconditioning, reconstruction and regravelling to repair specific erosion or other damages for restoring the eroded area to originally constructed cross section on cuts and fills slopes/ shoulders conforming to Technical Specifcations Clause no. 3002. Fiel material should be brought from borrow areas located outside ROW conforming to Technical Specification no. 305 Watered and well compacted With plate Compactor or power rammer with all leads and lifts as directed by the Engineer (Quantity of Compacted  Fill material to be measured on cross sectional area basis) etc., complete

Providing treatment and repair to pot holes/ ruts and any depth/ patch repair of all types of bitumen pavement complete as per Technical Specification Clause 3004.2 and as per direction of Engineer by using paving grade bitumen/ emulsion/ cold ready mix material. The job includes removal of all failed material, trimming of completed excavation to providing firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per Clause no. 503 back filling the patch with bituminous material as per clause no. 509. Compacting trimming and finishing the surface to form a smooth continuous surface all as per Clause no. 3004.2 of Technical Specification. (For 12 months)-Bituminous Concrete Grade II (40mm thick)

Providing and laying of hot applied Thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35-2015. The finished surface to be level, uniform and free from streaks and holes etc., complete as per MoRT&H specification No.803

Providing and fixing reflective road studs of ‘category A’ Raised pavement markers made out of poly carbonate / methyl methercrylate/ABS moulded body confirming to ASTM D 788 and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers shall also confirm to the MoRT&H circular No RW / NH. 33023/10/ 97-DO. III dt 11.06.97. The height, width and length shall not be less than 15 mm, 90 mm and 100 mm and with minimum reflective area of 13 Sq.cm on each side and the slope to the base shall be 35 (+/-) 5 degree. Each reflector shall have a CIL not less than values specified in Table 2 of said MoRT&H circular. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19 (+/-) 2mm and height not less than 30 (+/-) 2 mm) from the body is to be a minimum value of 500 Kgf. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturer’s recommendation and complete as directed by the Engineer. The marker shall support a load of 13635 Kg tested in accordance with ASTM D4280 and confirming to IRC 35 - 2015 guidelines and MoRT&H specification 804 etc., complete