Construction of 19.75 meter span RCC T-Beam Bridge over Narla Khad at RD 3/495 on Padhar Bharwahan road Km. 0/0 to 6/510 under regular PMGSY Batch-II. 2018-19 Stage-I District Mandi (H.P.) Package No.HP-08-132A.

Amount

Bridge portion:- Excavation in earth work for structure for bridge work in all height and depths in all kinds of soil including soil comprising of pick, jumper & blasting work both in soft and hard rock with chiselling/ wedding out of rock (where blasting is prohibited ) and their intermediate classification of soil. If water is met in the spring seepage rain and other causes it shall be removed by suitable diversion, pumping and bailing out and dewatering the excavation shall be kept dry wherever so required by the contractor at his own cost, including dressing of slopes and beds setting out confirming to required lines, grades, side slopes as shown in the drawing and direction of Engineer-in-Charge and transportation soil to road way and then disposing of surplus excavated earth in required width of road or no approved dumping sites including its stacking levelling and dressing in all leads and lifts through all modes of transportation including head load animal load or mechanical means or other incidentals to complete the work as per technical specifications clause 305. All useful materials, such as stones shingles, aggregate and slates shall be sorted out and stacked along sides to the maximum possible extent in all leads and lifts through all modes of transportation. Any loss to the public and private property during the course of execution of disposal of serviceable and un-serviceable materials which shall be absolute responsibility of the contractor shall have to be duly compensated by him in all respect.

Providing and laying Plain Cement Concrete 1:3:6 ( one cement : three sand : six graded, crushed stone aggregate 40mm (forty millimetre) nominal mix in foundation by mechanically mixed, placed in foundation and compacted by vibration including curing complete as per MoRTH technical Specification Clauses 2100 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying Plain Cement Concrete M-15 (M-Fifteen) in open foundation by mechanically mixed and vibrated, including cost of formwork and curing complete as per Drawing and MoRTH technical Specification Clauses 1500, 1700 & 2100 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying mechanically mixed and vibrated reinforced cement concrete of mix design to have characteristic strength M-25 (M-Twenty five) grade in sub-structure up to any height including centring, staging, cost of formwork and curing complete but excluding cost of reinforcement as per Drawing and MoRTH technical Specification Clauses 1500, 1700 & 2200 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Furnishing and placing reinforced/prestressed cement concrete by mechanically mixed and vibrated of mix design to have characteristic strength M-30 (M-Thirty) grade in super-structure for deck slab, girder etcetera up to any height including centring, staging, cost of formwork and curing complete but excluding cost of reinforcement as per Drawing and MoRTH technical Specification Clauses 1500, 1600, 1700 & 2300 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying reinforced cement concrete by mechanically mixed and vibrated of mix design to have characteristic strength M-30 (M-Thirty) grade in super-structure for approach slab etcetera up to any height including centring, staging, cost of form work, reinforcement and curing complete as per Drawing and MoRTH technical Specification Clauses 1500, 1600, 1700 & 2704 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying cement concrete wearing coat by mechanically mixed and vibrated of mix design to have characteristic strength in M-30 (M-Thirty) grade including cost of reinforcement and form work as per Drawing and MoRTH technical Specification Clauses 2702 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Supplying, fitting and placing HYSD bar reinforcement in sub structure complete including cost of binding wire as per drawing and MoRTH technical specifications clauses 1600 & 2200 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Supplying, fitting and placing HYSD bar reinforcement in super structure complete including cost of binding wire as per drawing and MoRTH technical specifications clauses 1600 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Back filling with granular material behind abutment, wing wall and return wall complete as per drawing and MoRTH technical specifications clause 2200 and 710.1.4 of IRC :78 complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Supplying, fitting and fixing in position true to line and level cast steel rocker bearing conforming to IRC:83 (Pt.-1) section IX and clause 2003 of MoRTH specification complete including all accessories as per drawing and technical specifications 2000, 1000 & 2200 complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Supplying, fitting and fixing in position true to line and level cast steel roller bearing conforming to IRC:83 (Pt.-1) section IX and clause 2003 of MoRTH specification complete including all accessories as per drawing and technical specifications clauses 2000, 1000 & 2200 complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing weepholes in brick masonry/ stone masonry / plain reinforced concrete abutment, wing wall, return wall with 100mm dia.(one hundred millimetre diametre) AC pipe extending through the full width of the structures with slope of 1V:20H (one vertical isto twenty horizontal) towards drawing face complete as per drawing and technical specifications clauses 2706 and 2200 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Construction of embankment with approved material obtained from borrow pits upto any lift, transporting to site spreading, grading to recumed slope and compacting to meet requirement of Table 300.1 and 300.2 as per technical specification clause 301.5 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Construction of RCC railing of M-30 (M-Thirty) Grade in-situ with 20 mm (Twenty millimetre) nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500 (One in Five hundred), centre to centre spacing between vertical post not to exceed 2000 mm (Two thousand millimetre), leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications as per Drawing and MoRTH technical Specification Clauses 2703,1500,1600 and 1700 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and fixing 100mm (One Hundred millimetre) diameter G.I. pipe Drainage spouts complete as per Drawing and MoRTH technical Specification Clauses 2705 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70mm (seventy millimetre), complete as per approved drawings and standred specifications to be installed by the manufacturer/ supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation complete as per MoRTH technical Specification Clauses 2606 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and fixing in position 20mm (twenty millimetre) thick premoulded joint filler in expansion joint for fixed ends of simply supported spans to cater for a horizontal movement upto 20mm (twenty millimetre), covered with sealant complete as per drawing and technical specification Clauses 2604 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand and 6% ( six per cent) bitumen by weight complete as per Drawing and MoRTH technical Specification Clauses 2604 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Approaches:- Earth work in excavation for structures in all depths as per drawing and technical specification for rural roads clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal in all lead and lift including dressing of sides and bottom and back filling in trenches with excavated Suitable materials. All work of rock cutting by blasting shall be carried out by taking all necessary precautions against soil erosion damage to hill side water pollution etc. and to protect stability of hill side rock shall be excavated with chiseling and wedging out rock (where blasting is prohibited). All earth work in cutting/excavation including rock excavation shall be carried out true to lines grades, side slopes, width, camber super elevation and level as shown on the drawings or as directed by the Engineer-in-Charge hauling and stacking of materials useful for construction at suitable sites and safe disposal of unsuitable cut materials in specified manner filling of unevenness blind age and finishing of the road to specified dimension or as directed by the Enginer-in-Charge. If the foundation of the structure is in an area with stagnant water or water is met with in the excavation due to spring seepage rain and other causes it shall be remove by suitable diversion bailing out or pumping as directed and the area of the foundation or embankment shall be kept dry. Any loss to the public or private property during the course of excavation shall be the sole responsibility of the contractor which shall have to be duly compensated by him at his own cost in all cases.

Providing and laying concrete mechanically mixed and vibrated mix 1:5:10 (one cement: five sand: ten graded, crushed stone aggregate 40mm (forty millimetre) nominal size) with 15%( fifteen percent) plum and curing complete including cost of from work in retaining walls / breast walls the size of plums shall usually be 150mm to 300mm (one hundred fifty to three hundred millimetre) as per PWD technical specifications including carriage of material in all leads, lifts or as per the entire satisfaction and direction of Engineer-in-Charge.

Providing weepholes in brick masonry/ stone masonry / plain reinforced concrete abutment, wing wall, return wall with 100mm dia.(one hundred millimetre diametre) PVC pipe extending through the full width of the structures with slope of 1V:20H (one vertical isto twenty horizontal) towards drawing face complete as per drawing and technical specifications clauses 1206.6 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying plain cement concrete M-15 (M-Fifteen) grade in open foundation by mechanically mixed and vibrated, including cost of formwork and curing complete as per Drawing and MORD technical Specification Clauses 802,803,1202 & 1203 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm (six hundred millimetre) 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 firm condition complete as per drawing and technical specification clause 1206.3 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

PRATAP SINGH

RAJESH KAPLEX