Drainage improvement works at Byndoor, LC-86 & Udayavara Cuttings under the DEN/UD section of the Karwar Region of KRCL.

A1-Byndoor Tunnel North Approach Cutting bet 622/5-623/0 (Earthwork) 103107.03 Below/P

Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, 1 ramming of bottom, getting out the excavated material, back filling in layers with approved material and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. All kinds of soils.

Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, 2 ramming of bottom, getting out the excavated material, back filling in layers with approved material and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. Hard rock (blasting prohibited)

Providing and fixing Weep Holes in Abutments, Wing walls and Return walls etc., of new bridges with 110mm dia UPVC pipe Type A ISI marked Above/

A2-Byndoor Tunnel North Approach Cutting bet 622/5-623/0 (Cement

Providing and laying in position machine batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix in RCC raft foundation & Pile cap including finishing, using Plasticiser in approved proportions (as per IS:9103).

Ordinary Portland Cement 53 grade of approved brands/makes

Centering and shuttering including strutting, propping etc. and removal of form for: All types of bridge sub-structures up to 5m above ground level Above/

A3-Byndoor Tunnel North Approach Cutting bet 622/5-623/0

15.9.2 Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead (In cement mortar)

15.3 Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead Above/

A4-Byndoor Tunnel North Approach Cutting bet 622/5-623/0 (Steel

Steel reinforcement of approved brands/makes for R.C.C. work. Thermo-Mechanically Treated bars of grade Fe-500D or more of approved brands/makes. Above/

A5-Byndoor Tunnel North Approach Cutting bet 622/5-623/0 (UCR

Uncoursed random rubble masonry in CM 1:6 using railway boulders with contractor's 1 cement,men,materials and tools & plants with all lead & lift including breaking of boulders to the required size, transporting the same to the work site from nearby cuttings/dumping yard, excavation in soil for foundation,removal of ballast and refilling the same, finishing the smooth surface,curing etc., complete as directed by Engineer-in-charge

Removal of silt from side drains,catch water drains/slipped earth etc., for an initial lead of 50m & lift of 1.5m with all contractor's men, machinery,tools & plants etc., complete. including dewaterin Above/

Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, ramming of bottom, getting out the excavated material, back filling in layers with approved material and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. Note: This item will be used for excavation work in connection with other miscellaneous works also like side drains, foundation for OHE masts and other miscellaneous structures in connection with Gauge Conversion, Doubling, New lines. Above/

B2-LC 86 Cutting bet 720/8-721/1 (Cement concrete works) 5666255.48 Below/P

Providing and laying in position Plain cement concrete of specified Nominal Mix for 1 miscellaneous works like side drains, foundation for OHE masts and other miscellaneous structures excluding the cost of Cement, centering and shuttering - All work up to plinth level :1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stone aggregate 40 mm nominal size)

Providing and laying in position machine batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix(mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality for the following Reinforced cement concrete structural elements up to height of 9.0 m from foundation top level, including finishing, using 2 Plasticiser in approved proportions (as per IS:9103), to modify work ability without impairing strength and durability complete as per specifications and direction of the Engineer in charge. Note: 1. Payment for cement, reinforcement and shuttering shall be made extra under relevant item. 2. Plasticiser shall invariably be used in approved proportion to increase work ability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item. 022052: WING WALL AND RETURN WALL

Providing and fixing Weep Holes in Abutments, Wing walls and Return walls etc., of new bridges with 110mm dia UPVC pipe Type A ISI marked with all contractor's men, material, transportation, all taxes as per specifications and as directed by Engineer-in-Charge.

Centering and shuttering including strutting, propping etc. and removal of form for 4 :025031: All types of bridge sub-structures, e.g. pier, abutment, wing wall, retaining wall, RCC box type foundations, Abutment cap, Pier Cap, Inspection Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc. up to 5m above ground lev

supply and using Cement at Worksite: 025072: Ordinary Portland Cement 53 grade of approved brands/makes

Steel reinforcement of approved brands/makes for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete: 025082: Thermo- Mechanically Treated bars of grade Fe-500D or more of approved brands/makes. Above/

B3-LC 86 Cutting bet 720/8-721/1 (Dismantling work) 9351.48 Below/P

15.2.1 Demolishing cement concrete manually/ by mechanical means. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

15.3 Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars

15.9.2 Demolishing stone rubble masonry manually/ by mechanical means (In cement mortar) Above/

C1-Udyavara Cutting bet 696/9-697/9 (Earthwork) 126981.79 Below/P

Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, ramming of bottom, getting out the excavated material, back filling in layers with approved material 1 and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. Note: This item will be used for excavation work in connection with other miscellaneous works also like side drains, foundation for OHE masts and other miscellaneous structures in connection with Gauge Conversion, Doubling, New lines. 022011: ALL KIND OF SOILS

Felling trees of girth (measured at a height of 1.0 m above ground level) including leading and stacking of material within 100m. Note : 1. When stumps are grubbed up in addition, the 2 rates shall be doubled for trees cut and grubbed 2. Payment for grubbing shall only be made where specially ordered. 3. Grubbing shall be ordered only where it is essential to remove the stumps, including the roots, as per specification. 4. Grubbing shall include removal of roots of trees and saplings to a depth of 60cm below ground level or 30 cm below formation level or 15 cm below sub grade level, whichever is lower. 010311:Girth over 30 cm and up to 60 cm Above/

C2-Udyavara Cutting bet 696/9-697/9 (Cement concrete works) 799150.48 Below/P

Providing and laying in position Plain cement concrete of specified Nominal Mix for 1 miscellaneous works like side drains, foundation for OHE masts and other miscellaneous structures excluding the cost of Cement, centering and shuttering - All work up to plinth level. 022035: 1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stone aggregate 40 mm nominal size)

Providing and laying in position machine batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix(mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality for the following Reinforced cement concrete structural elements up to height of 9.0 m from foundation top level, including finishing, using 2 Plasticiser in approved proportions (as per IS:9103), to modify work ability without impairing strength and durability complete as per specifications and direction of the Engineer in charge. Note: 1. Payment for cement, reinforcement and shuttering shall be made extra under relevant item. 2. Plasticiser shall invariably be used in approved proportion to increase work ability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item. 022052: Wing wall and Return wall.

Providing and fixing Weep Holes in Abutments, Wing walls and Return walls etc., of new bridges with 110mm dia UPVC pipe Type A ISI marked with all contractor's men, material, transportation, all taxes as per specifications and as directed by Engineer-in-Charge

Centering and shuttering including strutting, propping etc. and removal of form for 4 025031: All types of bridge sub-structures, e.g. pier, abutment, wing wall, retaining wall, RCC box type foundations, Abutment cap, Pier Cap, Inspection Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc. up to 5m above ground level

Supply and using Cement at Worksite. 025072: Ordinary Portland Cement 53 grade of approved brands/makes

Steel reinforcement of approved brands/makes for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. 025082: Thermo- Mechanically Treated bars of grade Fe-500D or more of approved brands/makes

Providing and laying Pitching with Stone Boulders, weighing not less than 35kg each with voids filled with spalls on slopes, laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical Specifications (filter media to be paid separately under the relevant item) Above/

C3-Udyavara Cutting bet 696/9-697/9 (Dismantling work) 122936.39 Below/P

15.2 Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. 15.2.1 Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

15.3 Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge

15.9 Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. 15.9.2 In cement mortar Above/

C4-Udyavara Cutting bet 696/9-697/9 (Gabion work) 382161.24 Below/P

Supplying & placing of Mechanically Woven Double Twisted Hexagonal Shaped Wire Mesh Gabion Boxes of required sizes, Mesh Type 10cm x 12cm, Zn and PVC coated Mesh Wire dia. 2.7/3.7mm (ID/ OD), edges of meshes mechanically edged / selvedged with heavy coating of 1 galvanization as per EN 10223- 3/ASTM A 975 with partitions at every 1m interval and properly packed with approx. 150mm size boulders including transportation and placing at indicated places as per direction of engineer-in-charge including contractor's tools, plants, labour, royalty charges etc. complete in all respect and stitching with lacing wire of dia. 2.2/3.2mm (ID/OD) @ 5% by weight of Gabion boxes, carrying the material by head load from nearest approach with all safety precautions and all leads and lifts