MMB/DEV/02

Amount

Coastal Protection Work under Maharashtra Sustainable Climate Resilient Coastal Protection Management Program at Devbag Dist-Sindhudurg ( Riverbank Protection along Karli River )

Item No. 1 :Cost for removing sand from the designated area in the river by suitable dredger sludge pump or other means, bund formation, pipe line laying, discharging the slurry and draining the water into the river. The removed sand shall be stacked and used for land development between driven sheet piles and river bank, filling inside piles up to a maximum distance of 2 km from the stacking area for land development by filling, leveling and compacting to the required levels as per the design drawings including cost of mobilization & demobilization of dredger, sludge pumps or equivalent equipment, boats, excavators and required machineries, pumps, pipe lines , surveys, all labour, material, fuel including towing charges, port charges as applicable and all other incidental expenses etc.,to complete as per specifications and directions of Engineer incharge.

Item No. 2:-Supply and fabrication of cylindrical steel Pile of dia 600mm to 1219mm mm and length 18 to 24 m using MS plate of 16mm thick , E 350 grade BR as per IS 2062 grade B and as per design drawing including cutting, bending,rolling, joining the connectors as recommended and welding with all consumables, cost of all men, material , tools, tackels, etc. to complete as per specifications and directions of Engineer incharge.

Item No. 3: Lowering, pitching, driving the Cylindrical steel pile of dia 600mm to 1219mm of 16mm thick MS plate in position and driving from the existing bed level upto (-) 15 m to (-) 20 m CD using suitable, Vibro hammer, excavator/Crane, barge, boat as per the methodology of the contractor as per design drawing including cutting, joining and welding with all consumables with the cost of men, materials,tools,tackles,etc., to complete as per the specifications and directions of Engineer-in-charge

Item No. 4:Supply of sheet Pile materials AZ 25 700 section or equivalent of E 350 Grade BR for 18.7 m length as per design drawing including joining and welding with all consumables, cost of men, materials,tools,tackles,etc.,to complete as per specifications and directions of Engineer incharge.

Item No. 5: Supply of sheet Sheet pile connectors suitable to AZ 25 700 section or equivalent of E 350 Grade BR as per design drawing including joining and welding with all consumables, cost of men, materials,tools,tackles,etc.,to complete as per specifications and directions of Engineer

Item No. 6:Driving of Sheet Pile materials from the existing bed level upto (-) 15 m CD using suitable, Vibro hammer, excavator/Crane, barge, boat as per the methodology of the contractor as per design drawing including cutting, joining and welding with all consumables with the cost of men, materials,tools,tackles,etc., to complete as per the specifications and directions of Engineer-in-charge

Item No.07 Providing and laying Cast in situ/Ready Mix C.C.M 40 of trap metal for RCC rectangular grid beam with slab as per detailed design and drawing or as directed including de watering necessary,steelcentering,formwork,coverblocks,laying/pumping,compacting,finishing the form surface with C.M. 1:3 of sufficient minimum thickness to give smooth and even surface or roughening them if special finish is to be provided and curing complete (Excluding reinforcement and structural steel). with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batch mix plant (Panmixer)etc.complete. With fine aggregate (Crushed sand VSI Grade

Item No. 8 . Providing and cutting bending, hooking, laying in position and tying HCRM/ CRS for reinforcement as per detailed drawings for R.C.C. work Note : Where item no 34(c) considered in estimate, Anti Corrosive Treatment Shall not be considered additionaly. HCRM : High Corrosion Resistance Marine. CRS : Corrosion Resistance Steel.

Item No. 9 Providing laterite stone masonry in cement mortor 1:6 in superstucture including racking out joints when plastering is to be done/striking joints when no plastering is to be done watering and scaffolding

Item No. 10 Providing and filling in well with sand/ rubble and sand/ shingle and sand including compacting between the top and bottom plugs etc. Complete( filling the sand inside the piles)

Item No. 11 Providing and fixing 40mm diameter and 1.5 mm thick Stainless steel hand railing in S.S.304 Grade including fabricating ,fixtures, errecting, necessary welding, grinding, finishing, buffing to stainless steel pipe etc. complete ( Pipes NB 40(M))

Item No. 12 Providing and fixing stainless steel mooring ring in cement concrete on deck of jetty consist of 32mm thick steel bar 225 mm diameter, steel ring with 75mm inner diameter steel hook of 32mm diameter as per approved drawing etc. complete

Item no.13 Supplying and laying laterite stones upto 20 kilogram for Filter / Core layer including conveying with all the leads, lifts, laying in required lines, level, slope as per drawing including necessary equipments and machinery as directed by etc. complete in tidal conditions.

Item No.14 : Pre-construction Surveys ( Both Bathymetry & Topography) for (2000 m X 100 m)

A) Carrying of detailed topographic survey by using total station along the existing or new road including taking L-section and cross section at every 30 meter ROW ,taking at least 10 spot levels per cross section, picking up all existing details inside the Row like electric telephone line , encroachments, structures etc. connecting all the primary total station control points by G.I.S.Bench marks level or whichever available with department using auto level and preparing Auto CAD plan by using above data taking out 1 set of black and white printout on 50 micron polyster film sheet A2 size and 2 sets of coloured printout on A2 size submitting soft copy all data on CD. Plain Terrain New Alignment

B) Carrying of detailed bathymetric survey in river channel (Pre-construction and Post-construction )

Item no. 15 Environment Monitoring plan

A. Physical Environment

a) Adherence to national air, noise and water quality (ground, surface and marine) standards, and government clearances.

b) Handling and proper disposal of wastes as per national standards

c) Installation of mobile toilets near construction sites

d) Contingency plans to address oil/fuel spills should be initiated immediately.

e) Accidental oil/fuel spills – Contingency plans that addresses contamination of marine / river water

f) Waste generated at the construction sites and campsites should not be disposed on land but should be managed as per relevant national regulations.

B. Biological Environment

a) Preparation of the Biodiveristy Action Plan (BAP)

b) Implementation of BAP

C. Economic, Social and Cultural Environment

a) Removal of all equipment, waste and construction materials debris site, and use of safety sign boards.

b) Consultations with relevant stakeholders to schedule construction activity.

General Community Health and Safety

(a) Install and maintain signage and barricading of construction site,

(b) identification of any incidental health and safety risk by public consultation,

(c) equipment, waste, and construction material debris must be inspected and removed daily from site, display boards at critical locations along the construction site giving emergency instructions to people, and

(d) personal protective equipment (PPE) to be procured by the Contractor for use during emergencies

Workers’ Health and Safety

(a) Identify the hazardous activity and provide PPE requirements

(b) implementation of site-specific health and safety plan.

(c) Provide safe drinking water sanitation and hygiene safe accommodation.

(e) Disaster Management Plan for all disaster events and ensure training and its implementation

(f) Regular health checkup for workers and their family members.

D. Monitoring

Air Quality ( Quarterly for 2.5 years)

Noise Quality ( Quarterly for 2.5 years)

Ground Water Quality ( Quarterly for 2.5 years)

Surface Water Quality ( Quarterly for 2.5 years)

Soil Quality ( Quarterly for 2.5 years)

Marine Water Quality ( Quarterly for 2.5 years)

Sediment Quality (Karli River Dredging Area) Once every season except monsoon for 2.5 years

Sediment Quality (Offshore Area near Devbag Beach) Once every season except monsoon for 2.5 years

Benthos Study (Inter-Tidal Zones)

Benthos Study (Offshore Area near Devbag Beach)

E. Capacity Building

Training on EMP Implementation, and other health & safety topics (Three every year in each sub-project site for 2.5 years)

Provide awareness and ensure adherence to Government regulations and guidelines during pandemic/epidemic or disaster events (such as COVID-19).

Provide Health and Safety Training periodically and daily tool kit training for all construction activities

During pre-construction stage, prepare of plans and protocols (i.e. site-specific health and safety, disaster management, contingency plans for accidental spills, marine protection, and other relevant plans and protocols)

F. Decommissioning

G. Insurances

Workers’ Compensation

Damages to Third Party

Materials Testing (Part- B)

Item No.16:- Calculate quality control tests as per mentioned in SSR (P428 &427)

Standard Consistancy, Fineness, Specific Gravity, Setting Time (Initial and Final), Compressive Strength, Soundness Test for Cement

Fineness Modulus (Sieve Analysis), Silt and Clay Content Test for Sand

Sieve Analysis Test for Metal below 40 milimetre

Water Absorption, Specific Gravity, Impact Value, Crushing Value Test for Metal below 40 milimetre

Compressive Strength of Cement Concrete Cube

Concrete Mix Design (with all tests on basic materials) for Grade M-40

Tensile Strength, Percent Elongation, Yield Stress, Weight per Metre, Bend / Rebend Test, Proof Stress (Steel Bar upto 16 milimetre)

Tensile Strength, Percent Elongation, Yield Stress, Weight per Metre, Bend / Rebend Test, Proof Stress (Steel Bar above 16 milimetre)

Crushing Value / Compressive Strength, Water Absorption, Specific Gravity Test for Stone / Rubble

Steel anti corrosive test

Resistance to applied Voltage. ( 1 Hr. Test )

Resistance to applied Voltage.( 30 Days Test )

Thickness of Coating

Chemical Resistance Test.

Hardness of Coating Test

Salt Spray Test ( 4 Cycles )

Item No.17:- Royalty Charges

Metal

Rubble

DVP Infra Projects Pvt. Ltd.

L&T GeoStructure Private Limited

LCC PROJECTS PRIVATE LIMITED