W9-LBS Additional high priority underwater riverbank protection works (Section 1) and above water riverbank protection works (Section 2) in Lakhimpur (Dhakuwakhana, Bonpuroi), Biswanath and Sonitpur Districts, LOT 4

Amount

SECTION 1: FOR UNDER WATER WORKS AND TEMPORARY PROTECTION OF SLOPES I. FOR UNDERWATER WORKS

Carriage of Geo Bags type-C of size 1.5x 1.0 m including loading & unloading, Stacking, etc. complete and including hire charge of truck with driver and handyman cost of POL etc. completed as directed. Distance from Divisional Store to Work Site = 20KM

Filling and laying of Geo bags type-C of size 1.5m X 1.0m including excavation of sand/silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand/silt having minimum weighing 330 Kg and minimum volume 0.221 cum after filling , double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle double stitched machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150m and laying properly as directed. (sand/silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) With Engine Boat

II. FOR TEMPORARY PROTECTION OF SLOPE

Carriage of 300 gsm Geo sheet of including loading & unloading, stacking cost of P.O.L. etc. complete and including hire charge of truck with driver and handyman, etc. completed as directed. (Distance to be calculated from Divisional Store) Distance from Divisional Store to Work Site = 20KM

Labour charge for laying Geo fabric sheet as filter bellow pitching including carrying, lapping, wrapping & stitching as directed by the Engineer-in-Charge.

Carriage of Geo Bags of size 1.03 × 0.70 m / 1.0 x 0.7m including loading & unloading, stacking, etc. complete and including hire charge of truck with driver and handyman cost of POL etc. completed as directed. (Distance to be calculated from Divisional Store) Distance from Divisional Store to Work Site = 20KM

Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90 m of the work site, filling geo bags with sand/silt having minimum weighing 126.00 Kg and minimum volume 0.084 Cum after filling, double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle double stitched machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150 m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Earth work in excavation by hydraulic excavator, to proper grade and slopes as required including utilizing the spoils for filling works in the vicinity including removing roots & vegetation, dressing to design section etc. complete as directed. Ordinary Soil, For depth up to 3.00 m

SECTION 2: FOR ABOVE WATER WORKS WITH PERMANENT RIVER BANK PROTECTION WORKS

Earthwork in bank trimming to the designed section /slope by mechanical means including removing the trimmed soils to a minimum distance of 30 m, complete as directed.

Supply of Galvanized Wire Netting Sheet made of 8 SWG wire 152mm square mesh in sheet 2.57m x 1.66m with longitudinal wire at 152 mm center and 76mm projection of each wire on all sides beyong the net size of 2.42m x 1.5m having knots of 12 SWG at every joints, weight of each sheet should not be less than 6.3 kg/ sheet.

Carriage of wire netting sheets of size 2.57 X 1.67 m made of 8 G wire of 152mm Sq. mesh including loading & unloading , Stacking cost of P.O.L. ,etc. complete and including hire charge of truck with driver and handyman, etc.completed as directed. Distance from Divisional Store to Work Site = 20KM

Earth work in excavation by hydraulic excavator, to proper grade and slopes as required including utilizing the spoils for filling works in the vicinity including removing roots & vegetation, dressing to design section etc. complete as directed. Ordinary Soil, For depth up to 3.00 m

Carriage of 300 gsm Geo sheet of including loading & unloading, stacking cost of P.O.L. etc. complete and including hire charge of truck with driver and handyman, etc. completed as directed. (Distance to be calculated from Divisional Store) Distance from Divisional Store to Work Site = 20KM

Labour charge for laying Geo fabric sheet as filter bellow pitching including carrying, lapping, wrapping & stitching as directed by the Engineer-in-Charge.

Carriage of Geo Bags of size 1.03 × 0.70 m / 1.0 x 0.7m including loading & unloading, stacking, etc. complete and including hire charge of truck with driver and handyman cost of POL etc. completed as directed. (Distance to be calculated from Divisional Store) Distance from Divisional Store to Work Site = 20KM

Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90 m of the work site, filling geo bags with sand/silt having minimum weighing 126.00 Kg and minimum volume 0.084 Cum after filling, double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle double stitched machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150 m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Filling and laying in cage with sand/silt filled Geo bags of size 1.03m × 0.70m including excavation of sand/silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand/silt having minimum weighing 126.00 Kg and minimum volume 0.084 Cum after filling, double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150m and laying properly. in cages made of wire netting sheets of size 2.57 × 1.66m of 8G galvanized wire making the cage from 2 nos. of wire netting sheet by tying the projected wires complete as directed. (Geo Bag, Wire Netting Sheets and Polypropylene thread will be supplied by the department free of cost) a) Without Boat.

Carriage of Geo Mat of including loading & unloading, stacking cost of P.O.L., etc. complete and including hire charge of truck with driver and handyman, etc. completed as directed. (Distance to be calculated from Divisional Store) Distance from Divisional Store to worksite = 20.00 km

Labour charge for laying, fitting and fixing of double layered Geo textile, fabricated to form a three dimensional mattresses after filling sand at design slope, filled up with sand by pump, anchoring by cutting/ at already excavated trench at the upper and lower end of slope of depth 1.00 m × 0.75 m placing the mat by bending it into the trench, filling the trench by earth filled cement bags/ sand / silt filled type - A geo-bags, sides of mattresses in sloping direction stitched by Polypropylene thread with double locking chain stitch not less than 3 stitches per 2.50 cm to achieve minimum stream strength including all handling and carriage charge complete as directed. (Polypropylene thread will be supplied by the department free of cost)

Collection and supply of River silt by truck carriage free from debris and other foreign material, etc. complete as directed. By mechanical Means. For initial upto 1.00 km & for all lifts.

EMP IMPLEMENTATION COST I) Mitigation Measures

Provision for tree cutting and compensatory plantation (1:10) measures, monitoring and maintenance

Obtaining and submission of copies (to PMU) all consents, permits, clearances, no objection clearances or NOCs, tree cutting permissions, and other relevant permits from various authorities before the start of construction

Disposal of existing old geo-bags and other materials used as temporary anti-erosion and flood protection measures, and disposal of all solid wastes during construction to designated locations and/or use of local municipal services

Provision of all requisite facilities (i.e. drinking water supply, sanitation, domestic solid waste collection and disposal, fuel supply etc.) at construction camps. Ensuring rehabilitation of borrow areas and other impacted lands in line with WRD guidelines, and decommissioning of construction camp before handling over the project.

Traffic management at work sites (i.e. pavement markings, channelizing devices, arrow panels and warning lights) along with construction and/or strengthening of landing ghats for barges

Water sprinkling for dust suppression, barricading, temporary noise barriers, and provision of personal protective equipment (such as boots, life-saving-jackets, etc.)

Implementation of biodiversity action plan and other biodiversity conservation and mitigation measures

Construct temporary alternative ghats and landing facilities. Restore disturbed sites post-construction.

EMP IMPLEMENTATION COST II) Monitoring Measures

Air quality monitoring

Noise levels monitoring

Surface water monitoring

Groundwater monitoring

Soil monitoring

EMP IMPLEMENTATION COST III) Capacity Building

Training on EMP Implementation, COVID-19 protocols and other health and safety topics

Preparation of plans and protocols (i.e. traffic management plan, waste or spoil management plan, chance find protocol, and other relevant activities)

Biodiversity Assessment

Engagement of one Environment Expert and one OHS Expert for each High Priority Project areas

M/S. M.P. AGARWALLA (BID ID -259596)

Brahmaputra Infrastructure Ltd (BID ID -259864)