LANDSLIDE TREATMENT WORK AT GWALGAON IN BLOCK DHARCHULA DISTRICT PITHORAGARH UTTARAKHAND

Amount

Excavation in Soil by Manual Means.(Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto 1000 metres)

PCC M-10 (1:3:6) in Foundation(Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Providing and laying of gabions laid in wire crates with 4 mm dia GI wire (@32 Kg/ 10 Sqm) conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M-25 (Using Concerete Mixer)

Supply , fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and technical specifications

Supply and Fixing of Double twisted mesh over the jeo jute layer including all cost of material, labour and T & P required to complete the work in all respect, with following properties:a) mesh type: 100mm x 120mm , b) Tensile strength (500 Mpa) at a minimum elongation of 10 %. The minimum tensile strength of the mesh panel must be 40.0 kn/m in the parallel to the twist direction and 20.5 kn/m in the perpendicular to the twist direction in accordance with the requirements of IS 16014:2012. C) 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

Supply and fixing layer of Geo-jute mat with spraying of seeds of Lemon grass/Dedonia/Vetiver etc.,including all cost of material,labour and T&P required to complete the work in all respect,with following properties : a. Material 100 % natural,b. Weight 500 GSM, , c. Minimum Breaking Load along Machine Direction (warp way) -10.0(kN/m), Cross Direction (Weft way)- 10.0(kN/m), d. Max. Elongation at break (in %): Machine Direction (warp way) -10, Cross Direction (Weft way)- 12.0

Supply and installation of self drilling Hollow soil/rock anchor of outer dia of 32mm dia of 18.5mm, Yield Load carrying capacity of Minimum 230KN in soil/overburden/rock suitable for drilling placing and cement grouting. Installation with all accessries such as 55mm dia drill bit, coupler, 8mm thick base plate and nut bolt complete in all respect.

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

Supply and Installation of 5 mm thick Type- Geo Synthetic cementitious composite mat conforming to ASTM D-8364. Including all cost of material, equipment's labour, special labour and T&P required to complete the work as per drawing.

Supply and installation of rock fall barrier of minimum energy absorption in the entire system of 5000 K J including all cost of material , labour special labour, T&P required to complete the work in all respect as per drawings,Technical Specificationsand the direction of Engineer-in-charge-6m high only ETAG 027 certified rock fall barrier shall be used.

S/F 100mm dia perforated PVC pipe

Drilling 105mm dia for fixing the perforated pipe up to 10m deep i/c all cost of material as per the direction of EIC

Scaling and removal of loose mass/rock mass lying on the slope i/c all cost of machinaries, non explosive blasting material (eg. crackamite etc.) if required, making the ramp i/c all cost of labour, material, breaking of rock piece and disposal of muck within a lead of 1Km as per drawings, technical specifications and directions of Engineer Incharge.

Maccaferri Infrastructure Private Limited

pioneer foundation engineers private limited