Reconstruction of Single span steel girder Bridge at RD 271741 Narwana Branch and Single Span Steel Girder Bridge at K.M. 33.825 of SYL Canal.

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead up to 50 m and lift up to 1.5 m, as directed by Engineer-in-charge. All kinds of soil (HSR 4.12.1)

Bored cast-in-situ M35 grade R.C.C. Pile using Hydraulic Rig excluding reinforcement complete as per Drawing and Technical Specifications and removal of excavated earth with all lifts and lead up to 1000 m MORT&H clause 1100 & 1700. Diameter Of Pile - 1200 mm (HSR 15.30)

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical 1500, 1700 and 2000 of MORT&H Specifications. PCC Grade M15. Note:- Needle Vibrator is an item of minor T & P which is already included in overhead charges. Hence not added in rate analysis of cement concrete works. (HSR 15.8.1)

RCC Grade M35. Height up to 5m With Batching Plant, Transit Mixer and Conerete Pump (HSR 27.12.1.2)

Steel reinforcement for R.C.C. work, where not included in the complete rate of RCC, including straightening, cutting, bending, placing in position, binding, wastage, overlaps, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire etc. complete in all respect below plinth level. Note:- Reinforcement shall be measured in length including hooks, if any, separately for different diameters as actually used in work , excluding overlaps. Wastage, overlaps, couplings, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire or other methods of binding & placing shall not be measured and cost of these items shall be deemed to be included in the rates for reinforcement. Thermo-Mechanically Treated bars of grade Fe-500D or more.(HSR 6.33.6)

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In stringers, treads, landings etc. of stair cases, including use of chequered plate wherever required, all complete (HSR 13.29.1)

Supplying, fitting and fixing in position true to line and level POT -PTFE bearing consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, complete assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete as per drawing and approved MoRT&H Specifications. (HSR 27.23)

Painting two coats excluding priming coat with synthetic enamel paint in all shades on new wood work or metallic or plastered or concrete surfaces to give an even shade (HSR 11.78)

Providing and fixing on wall face Unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter (HSR 9.57.2)

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRT H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and MoRT&H Specification (HSR 27.17)

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ retum wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1 V :20H towards drawing force. Complete as per drawing and MoRT&H Specifications (HSR 27.15)

Providing and Placing in position suitable PVC water stops conforming to IS:12200 for construction/ expansion joints between two RCC members and fixed to the reinforcement with binding wire before pouring concrete etc. complete : Serrated with central bulb (225 mm wide, 8-11 mm thick) (HSR 28.28.1)

Cautionary sign board 900x900x900mm triangular as per IRC 67- 2012 with retro reflective Sheeting as per ASTM D 4956 09 and as per IRC 67 2012 fixed over 4mm thick aluminium Composite material (ACM) sheeting having aluminium skin thickness of 0.4 to 0.5 mm on both sided and fixing the same with suitable size aluminium alloy rivets @ 200 mm c/c to back support frame of 25x25x3mm angle iron supported on a square hollow steel section post 60x60x3.2mm conforming to IS 4923 without cost of definition plate firmly fixed to ground in foundation concrete M-25 of size 0.45x0.45x0.75m for vertical post complete as per clause 801 of MORT&H specifications. Supplier shall provide a warranty as per clause 6.9 of IRC 67-2012 for retro reflective sheeting & a certified copy of test reports including three year outdoor weathering test report for sheeting tested in India condition from an independent test laboratory conforming to clause 6.7 of IRC 67-2012 MORTH (Specs) 408 408 801 801 680 Using retro reflective Sheeting Class C as per IRC 67 2012 (HSR 34.4.1)

Mandatory sign board 900 mm circular as per IRC 67- 2012 with retro reflective Sheeting as per ASTM D 4956 09 and as per IRC 67 2012 fixed over 4 mm thick aluminium Composite material (ACM) sheeting having aluminium skin thickness of 0.4 to 0.5 mm on both sided and fixing the same with suitable size aluminium alloy rivets @ 200 mm c/c to back support frame of 25x25x3mm angle iron supported on a square hollow steel section post 60x60x3.2mm conforming to IS 4923 without cost of definition plate firmly fixed to ground in foundation concrete M-25 of size 0.45x0.45x0.75m for vertical post complete as per clause 801 of MORT&H specifications. Supplier shall provide a warranty as per clause 6.9 of IRC 67-2012 for retro reflective sheeting & a certified copy of test reports from an independent test laboratory including three year outdoor weathering test report for sheeting tested in India condition conforming to clause 6.7 of IRC 67-2012 Using retro reflective Sheeting Class C as per IRC 67 2012 (HSR 34.6.1)

Informatory sign board 900x600 rectangular as per IRC 67- 2012 with retro reflective Sheeting as per ASTM D 4956 09 and as per IRC 67 2012 fixed over 4 mm thick aluminium Composite material (ACM) sheeting having aluminium skin thickness of 0.4 to 0.5 mm on both sided and fixing the same with suitable size aluminium alloy rivets @ 200 mm c/c to back support frame of 25x25x3mm angle iron supported on a square hollow steel section post 60x60x3.2mm conforming to IS 4923 without cost of definition plate firmly fixed to ground in foundation concrete M-25 of size 0.45x0.45x0.75m for vertical post complete as per dause 801 of MORT&H specifications. Supplier shall provide a warranty as per clause 6.9 of IRC 67-2012 for retro reflective sheeting & a certified copy of test reports from an independent test laboratory including three year outdoor weathering test report for sheeting tested in India condition conforming to clause 6.7 of IRC 67-2012. Using retro reflective Sheeting Class C as per IRC 67 2012 MORTH (SPECES) (HSR 34.11.1)

Providing and Fixing of Flexible Median Markers as per IRC 79:2019 which shall be made of combination of tough, high impact resistant molded thermoplastic body along with floroscent yellow colour retro-reflective Class C sheeting with minimum exposed reflective area 285 square mm and with rebound property. The reflective sheeting should confirm to Class C Yellow sheeting as per IRC 67-2012 . The flexible median marker shall have overall height of minimum 180 mm, width of minimum 120 mm, body thickness of minimum 2.0 mm and shank depth of minimum 30mm. The retroreflective sheeting shall be on both sides of the Flexible Median Marker and shall be edge protected with no exposed edges which will prevent edge lifting, vandalism, sheeting damage, etc. The edge of sheeting should not come out easily by putting nails, sharp objects etc. The logo of the manufacturer shall be embossed on either side of the body. The product design has to with stand all natural impacts and should not get damaged if any pedestrian stamp on top of it intentionally or unintentionally. The product should bend up to 90 degree on both sides without breakage or damage. The Flexible Median Marker shall be tested from Government Lab for reboundability and tensile test as per IRC 79 :2019. (HSR 34.35)

Krishna Construction Co