Construction of H.L. Bridge i/c Approach Road Across in Km. 14/4, Km. 40/10, Km. 51/4 on Nelasnar - Kodoly - Mirtur - Gangaloor Road (Blance Work).

Amount

Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material including dewatering etc. complete. (A) Ordinary soil (i) Upto 3 m depth

B) Ordinary rock (not requiring blasting)

Add extra 20% in the rates of above items for dewatering (Assessment of dewatering shall be made as per site condition )

C) Hard rock (requiring blasting)

Add extra 20% in the rates of above items for dewatering (Assessment of dewatering shall be made as per site condition )

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. A) Using concrete mixer I) PCC Grade M15

III) PCC Grade M25

Supplying, fitting and placing HSD (High Strength Deformed Steel) bar reinforcement in foundation complete as per drawing and technical specifications as per section 1600.

Taking exploratory boring 100 mm dia. at the location of piers and abutments or for high embankments in approaches in all types of strata as per I.R.C. 78-2014 and section 2400 of specifications for collection of samples at different depth (rock sample and undisturbed soil sample) and test including preserving core samples as per specifications. (i) Upto 1.0 m below bed level

Beyond 1.0 m upto 5.0 m depth

Beyond 5.0 m depth

Providing and laying Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications section 1500, 1700 and 2200 (Newly laid concrete shall be covered by gunny bags). A) Height upto 5m a) Using concrete Mixer (i) P.C.C. Grade M-25

(iii) P.C.C. Grade M-25

Supplying, fitting and placing HSD (High Strength Deformed Steel) bars reinforcement in sub-structure complete as per drawing and technical specifications section 1600 and 2200.

Providing weep holes in Brick masonry/ Plain/ Reinforced concrete abutment, wing wall/return wall with 100 mm dia. AC pipe, extending through the full width of the structure with slope of 1 V: 20 H towards drawing face. Complete as per drawing and Technical specifications section 2706 and 2200.

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification 710.1.4 of I.R.C. 78 and 2200. (i) Granular material

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 technical specifications 710.1.4 of I.R.C. 78 and 2200.

Providing and fixing in position tar paper bearing for slab as per approved drawings and specification.

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification sections 1500, 1600 and 1700 B) RCC Grade M 25 I) For Solid Slab Super Structure a) Using Concrete Mixer (ii) Height 5m to 10m

RCC Grade M 30 I) For Solid Slab Super Structure a) Using Concrete Mixer i) Height upto 5m

II) For T-beam & slab a) Using Concrete Mixer (ii) Height 5m to 10m

Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specification

Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications as per relevant clauses of section 1500, 1600, 1700 and 2703 (vide drawing No. SD/202, SD/304)

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications. (vide drawing No. SD/201, SD/304)

Drainage Spouts complete as per drawing and Technical specifications of section 2705

PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification and as per relevant section 2700

Providing and laying M-30 grade Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification and as per relevant sections 1500, 1600, 1700 and 2704

Filler joint B) Providing & fixing 20 mm thick compressible fiber board (12 m long x 25 cm deep ) in expansion joint complete as per drawing & Technical Specification.

C) Providing and fixing in position 20 mm thick premoulded joint filler ( 12 m long x 30 cm deep ) in expansion joint for fixed ends of simply supported spans not exceeding 10 m to cater for a horizontal movement upto 20 mm, covered with sealant complete as per drawing and technical specifications.

D) Providing and filling joint sealing compound ( 12 m long x 100 mm wide x 10 mm deep recess) as per drawings and technical specifications with coarse sand and 6% bitumen by weight

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifi cations to be installed by the manufacturer/supplier or their authorized representative ensuring compliance to the manufacturer's instructions for installation.)

Providing & fixing in position structural steel expansion joint i/c. cutting riveting bolting welding as per MORT&H Std. drawing No. BD/1-69 'B' and specification as per section 1000, 1900 and 2600.

Providing & filling 37/40 mm. wide expansion joint between spans in wearing coat with premoulded joint filler, primer coat and joint sealing compound as per MORT&H standard drawing No. BD/1-69 'B' and specifications as per section 2600 in:- (i) R.C.C. 75 mm deep wearing coat

Painting on kerbs in black and yellow alternate bands including cost of material and labour complete as per drawings and specifications as per clause 803. With road marking paint

Providing and Fixing of Av. 20mm thick Marble plate including cutting and polishing and inscribed details as per approved drawing i/c engraving the matter as desired.

Providing and Fixing of Av. 20mm thick Granite plate including cutting and polishing and inscribed details as per approved drawing i/c engraving the matter as desired.

Providing painting figuring and numbering to culverts upto 6 m span complete as per IRC specifications.

Providing painting figuring and numbering to major bridge, linear waterway exceeding 30 m complete as per IRC specifications.

Testing of span of bridge for deflection due to live load with platform for loading arrangements, apparatus for measurement etc. complete as per drawing and specifications (As per IRC : SP-51)

Granular Sub-base as per Table:- 400-1 Construction of granular sub-base by providing close graded Material, , carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface watering, rolling and compacting with vibratory power roller at OMC to achieve the desired density, complete as per clause 401 A) Plant mix method (i) For Grading-I Material

(ii) For Grading-II Material

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density as per clause 406.)

Prime coat (Providing and applying primer coat with oil based bitumen emulsion (SS-1, grade confirming to IS:8887) on prepared surface of granular Base including clearing of road surface and spraying primer using mechanical means as per clause 502. (i) OnWBM/WMM surface @0.85 Kg/sqm.

Tack coat Providing and applying tack coat with bitumen emulsion (RS-1, grade confirming to IS:8887) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per clause 503. (ii) Dry and hungary bituminous surfaces/Granular surfaces treated with primes @ 0.30 kg /Sqm

Bituminous Macadam (Providing and laying bituminous macadam as per clause 504 with mixed prepared in minimum 40-60 TPH capacity hot mix plant using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction) A) With sensor paver finisher (ii) for Grading II (19 mm nominal maximum size, bitumin content 3.40%)

Semi-Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with minimum 40-60 TPH capacity using crushed aggregates of specified grading, premixed with bituminous binder @ 4.50 to 5 % of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORT&H specification clause No. 508 complete in all respects) A) With sensor paver finisher (i) for Grading I (13 mm nominal size) with bitumen 4.5 %

Providing and fixing guard stones 200 x 200 x 900 mm made of precast RCC M-20 grade fixed at 300 mm into the ground in P.C.C. 1:3:6 blocks of size 400 x 400 x 400 mm and given two coats of paint with white and black bands including excavation.

Retro- reflectrorized Traffic signs (Providing and fixing of retro- reflectrorized cautionary, mandatory and informatory sign as per IRC:67-2012 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminum sheeting, 1.5 mm thick supported on a mild steel frame of size 40 x 40 x 5 mm and mild steel angle iron post 75 mm x75 mm x 6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45cm x 60cm, 60 cm below ground level as per approved drawing) (iv) 80 cm x 60 cm rectangular

Providing & Fixing Delineator made of M.S. Hollow Rectangular Pipe (Conforming to IS: 4923) of cross section 96mmx 48mm of 1.20 meter length. The top of the hollow pipe, welded and closed with 16 gauge M.S. Sheet. The height of the Delineator above ground level should be between 0.8 meter and 1.0 meter. The bottom of the delineator should be provided with holdfast of length 15cm on each side. Delineator should be painted with coat of Zinc Chromate stoving Prime and two coats of Black Stove Enamel (Oven Baked) paint with 3nos. 15 cm bands of white Retro-reflective Sheeting of Engineering Grade pasted around the pipe and 2 Nos. High intensity Grade Retro-reflective Sheeting of size 8 cm x 10cm pasted on the top of each side of Delineator and treated With HLVA & fixing the same in M-15 grade concrete block of size 30x30x30cms including transportation etc. complete. The construction and placement of the delineator must be as per IRC: 79.

Providing & Fixing Hazard Marker Type-2 Partial Retro Reflective Size 0.30 x 0.90M made of 16 gauge (1.6 mm) thick mild steel sheet Confirming to IS:2062 Painted with one cast of Zinc Chromate Stoving Primer and two coats of Black Stove Enamel (Oven Baked) paint with 10 cm bands of yellow Retro- Reflective Sheeting of Engineering Grade pasted a per IRC:79 including one MS angle Iron post of size 50x50x5 mm of 1.65 meter long duly painted with synthetic enameled paint block including bolts and fixing the same in M-15 concrete black of size 30x30x30cm, including transportation etc. Complete.

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) Ordinary Soil Upto 3 m depth

Plain cement concrete in sub-structure complete as per drawing and Technical Specifications (i) PCC Grade M 15

Providing and laying Pitching 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 as per section 2504 A) Stone/Boulder

B) Cement concrete block of size 0.30x0.30x0.30m in cement concrete of grdae M15

Providing and laying Filter Material underneath pitching in slopes complete as per drawing and Technical Specification including trimming of slopes to proper profile and preparation of bed as per section 2504.