Slope Protection works of Hill Bypass road in Mansa Devi, Haridwar

Supply and fixing 3D net including all cost of labour, material and T&P required for proper completion of work. 3D net is lightweight three dimensional mat made of continuous filaments. 3D net are made of three dimensional structure consisting of UV stabilized non degradable Polypropylene/ Polyethylene/ Nylon or similar polymer fibres that are extruded or heat bonded/tangled at the contact points to provide a dimensionally stable Matrix for soil erosion protection with minimum tensile strength 2 kN/m in length direction & 1 kN/m in cross direction having minimum thickness 6.5mm and minimum mass per unit area 450 gsm.

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 76 mm dia drill bit, couplers, 200*200mm base plate with 10mm thick and nut and bolt complete in all respect.

Supply and Installation of Self driven rock anchor made of 40CR material with outer dia of 32 mm and inner dia of 18.5 mm, Yield Load Carrying Capacity of Minimum 230 KN in soil / overburden /rock suitable for drilling placing and cement grouting. Installation with all accessories such as 51 mm dia drill bit, couplers, 200*200mm base plate with 10mm thick and nut and bolt complete in all respect.

Supply and installation of Percussion Driven Zinc-Aluminium Alloy Anchors, comprising of minimum 3mm dia wire rope tendon and the tensile strength of wire of the cable should be 1770 N/sqmm having corrosion protection of Zn-Al Coating complete with Self-locking top termination plate made up of suitable corrosion resistant material.

Hydroseeding of soil slopes by hydroseeder machine with water and spraying on hill slopes.

Supply and fixing of Double Twisted Mesh including all cost of material, labour and T&P required to complete the work in all respect with following properties: a. Mesh type : 10x12, Mesh opening : 100mm X 120mm b. Mesh Wire dia. 2.7/3.7mm (ID/OD), mechanically edged/selvedged with galvanization as per EN 10223-3, and shall have minimum 10 numbers of mesh openings per meter of mesh perpendicular to twist. c. Tensile strength (500 Mpa) at a minimum elongation of 10%. The minimum tensile strength of the mesh panel must be 32.0 kN/m (+/-5kN/m) in the parallel to the twist direction and 15.5 kN/m in the perpendicular to the twist direction in accordance with the requirements of IS 16014:2018. d. Zinc Coating: The coating weight shall be heavily coated and soft type confirming to the requirements of specifications IS 4826:1972. Adhesion of Zinc Coating: No flakes or crack shall be observed while testing for adhesion of zinc coating as per IS 4826:1972. * ID/OD - Internal diameter/Outer diameter of Polymer coated wire.

Supply and Instalation of high tensile rolled cable net having aperture size not more than 300 mm in one direction and minimum longitudnal tensile strength 100 kN/m and Punching resistance 200 kN, comprising of minimum 8 mm dia wire rope cable with a minimum breaking load of 40.7 kN. The tensile strength of wire of the cable should be 1770 N/mm2 having corrosion protection having 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 & T&P required to complete the work in all respect in accordance with drawings, technical specifications and as per the direction of Engineer-in-charge product Manufacturer shall have in house test facility for conducting longitudnal tensile strength and Punching resistance test and shall be responsible for carring out both test (longitudnal tensile strength and punching resistance) during PDI , per IoI in presnce of representatives of E-i-C on his own expenses.

Providing and installing subsurface drainage pipes - Semi 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.

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) Ordinary soil Mechanical Means

Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 PCC Grade M15