Special Repairs at Nadgaon hill side portion from Km 128.900 to 129.500 and Km 121.00 to 121.400 of NH-66 in the State of Maharashtra during 2026-27

Loose Scaling &Excavation for road way in soil by mechanical means including cutting and transporting the earth to site of embankment/dumping area with lead upto 1000 metres, including trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections.

Providing, Design, Supply and Installation of Self driven rock anchor made of 40CR material with outer dia of 38 mm and inner dia of 19 mm, Yield Load Carrying Capacity of Minimum 400 KN in soil / overburden /rock suitable for drilling placing and cement grouting. Installation with all accessories such as 100 mm dia drill bit, couplers, 10mm thick base plate and nut and bolt complete in all respect but excluding the cost of cement grouting which will be paid extra as per relevant BOQ item.

Providing, Design, Supply and Installation Drilling of 50 mm dia. hole for installation of 25mm dia. Anchors in rock by sufficient drilling equipment with necessary auxiliary equipment & accessories and including all cost of equipments, labour, materials & works connected with drilling.

Providing, Design, Supply and Installation of 25mm dia fully threaded rock anchors (Fe550D) including supply of all material, labour, t&p for proper completion of work.

Cement pressure grouting through Hollow Soil/Solid Rock Anchor of outer dia 76/51/38/32/25 in Rock / overburden including all cost of material and equipments required to complete the grouting work at desired pressure.

Providing and applying 100 mm thick M-25 grade shotcrete in two layers of 50 mm each, sandwiching 50 mm 50 mm chain-link fabric, including supply of all shotcrete materials, allowance for rebound, labour, tools and plants, and all incidental works required for proper completion as per drawings, technical specifications and directions of the Engineer-in-Charge. The cost of chain-link fabric shall be excluded.

Providing, Design, Supply and Installation of Chain link fabric (2.7mm wire dia with zinc coating 240g/ sq.m) of 50X50 mm size (Fe 500) including 2mm dia binding wire or nuts, bolts and washers as required for proper completion of the work as per drawings, Technical Specifications . Made of G.l. wire of dia 2.7mm.for treatment of slopes as secondary mesh including all cost of material, labour, special labour and T&P required to complete the work in all respect as per drawings.

Providing, Design, Supply and Installation of high tensile rolled cable net having aperture size not more than 300mm in one direction and minimum longitudinal tensile strength 100 KN/M and punchuring resistance 200 kN, comprising of minimum 8mm dia wire rope cable with a minimum breaking load of 40.7kN. The tensile strength of wire of the cable should be 1770 N/sqmm having corrosion protection of Zn Coating Class A or 95% Zn + 5% Al Class-B (Galfan) Coating as per IS/ISO-17746-2016 for treatment of slopes including all cost of material (net, boundary rope & rope anchor etc. comprising of the complete system), labour, special labour and T&P required to complete the work in all respect in accordance with drawings.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications PCC Grade M20 Height up to 5m .

Providing, Design, Supply and Installation of subsurface drainage pipes - Perforated PVC pipe (lined with Non -woven Geotextile) of 75 mm internal diameter as per the drawings etc. complete including the cost of drilling and as directed by Engineer -In -Charge.