YZD/NIT/ 2019-20/CRF/01

Amount

SH:-SURVEY & INVESTIGATION OF BRIDGE

Mobilisation of necessary equipment, man and materials to the site including all services of under water boring.

Surveying of the bridge site to fix proper alignment and finalise the bridge approach conducting all the jon/study/works as per IRC:54:2000

Sinking 1500mm dia bore holes in all type of soil including clay, sand belt but execluding boulder & rock belt.

Sinking 1500mm dia bore holes underwater

Drilling NX size bore hole in refusal/bed rock in continuation of boring

Collection of disturbed & undisturbed soil samples and water samples for laboatory testing

conduting standard penetration Test(SPT) at 1.50mtr intervals or at every identifiable change of strate, whichever met earllier

Laboratory tests on disturbed & undistrubed soil samples includes follows

Natural Moisture content(NMC)

Siev & Hydrometer Analysis

Atterbarg limits & soil classification

Specific gravity

Bulk & dry density

Unconfined compressive strength

Triaxial test

Consolidation Analysis

Laboratory tests of rock cross samples obtained may be done fine out following

Specific gravity

Shear strength(unconfined compression, or direct shear)

Visual indentification for Texture structure, composition, colour grain size petography

Carring out chemical tests analysis of soil & water samples PH sulphate, chloride andother organic content in mm & in percentage

Preparation and submission of detailed report off survey and sub soil investigation with recommendation in three copes

Study of sub soil report, analysis, design and detailing of double lane RCC/Steel Girder composite/PSC Girder superstructure of total length of 90mtrs. Also design of abutment and pier, design of well foundation for the abutment and pier including preparation of detailed working drawings and bill of quantities complete as per direction of engineer incharge

SH:-SITE CLEARANCE & DEVELOPMENT

Clearing and Grubbing Road Land .(Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stackin of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness.)

By Mechanical Means

In area of light jungle

Dismantling of Fencing (Dismantling of barbed wire fencing/ wire mesh fencing including posts, foundation concrete, back filling of pit by manual means including disposal of dismantled material with all lifts and up to a lead of 1000 metres, stacking serviceable material and unserviceable material separately. )

Removal of Telephone / Electric Poles and Lines (Removal of telephone / Electric poles including excavation and dismantling of foundation concrete and lines under the supervision of concerned department, disposal with all lifts and up to a lead of 1000 metres and stacking the serviceable and unserviceable material separately)

Site Development: Execavation in Hill Area in Soil by Mechanical Means (Excavation in soil in hilly area by mechanical means including cutting and triming of side slopes and disposing of excavated earth with lifts and lead upto 1000 metres)

Foundation=2Nos.

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.)

(Quantity with work place)

Ordinary soil

Mechanical Means

Depth above 6m

Providing and constructing temporary island 16 m diameter for construction of well foundation for 8m dia. Well.

Assuming depth of water 4.0 m and height of island 4.5 m.

Providing and constructing one span service road to reach island location from one pier location to another pier location

Providing and Installation of Steel driven Piles with Corrosion resistant/Treated Structural Steel including welding of joints, fabrication of Shoe,Cap etc, as per detailed drawing and specification complete and as per direction of the Engineer in-charge.

8mm inner plate 62.80Kg/Sqm

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. (Pile diameter-1000 mm)

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification

RCC Grade M35

Using concrete mixer.

Levelling course for Pile cap

Providing and laying of PCC M15 levelling course 100mm thick below the pile cap.

Supplying, fitting and placing un-coated HYSD bar reinforcement in foundation complete as per drawing and technical specifications

SUB-STRUCTURE=2 Nos.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M25

Height 5m to 10m

Using concrete Mixer

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

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 1V :20H towards drawing foce. Complete as per drawing and Technical specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

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 MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger 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 specification

SUPER-STRUCTURE

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M 30

Using Concrete Mixer

For solid slab super-structure, 20-30% of (a+b+c)

Height 5m to 10m

PSC Grade M-40

Using concrete mixer.

For solid slab super-structure, 20-30% of (a+b+c)

Height 5m to 10m

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

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification

Strutural steel work such as bearing plate, 100mmdia steel tube & HT bolt 50mm dia as per direction of Engineer-in-charge and drawing.(Steel work similar to item 12.10 for cutting edge is cosidered for rate.)

Providing, fitting and fixing mild steel railing complete as per drawing and Technical Specification

Drainage Spouts complete as per drawing and Technical specification

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

Over Deck slab at top

Supply and fabrication of steel work at Fabricators workshop comprising of Main Girders, Cross Girders, Connecting plates, stringer, stiffening plates etc. from steel plates and structural steel of specified grades as per approved drawing including straightening, descaling, degreasing, cutting to size and shape, drilling, welding and grinding, supply of all MS/HTS shop or site bolts, nuts & washers, holding down bolts and nuts etc., trial assembling at workshop, one priming coat of shop paint with red lead paint conforming to IS-102 with all labour, material, cost of paints, consumables, stacking in protected condition etc. complete as per specification and as directed by the Engineer-in-Charge (Carriage cost from fabricator work shop to actual bridge site will be paid seperately).

Taking delivery of fabricated steelwork from stacks at site as necessary, assembling and erection of fabricated steel structure to proper line , level and camber as per all respect including transportation and handling supply of allapproved drawings complete in fasterners. Painting of all exposed surfaces of steelwork after erection with one coat of red lead confirming to IS-102 and two coats Alumunimium paint to IS-2339, grouting of anchor bolts in position, including all labour, consumables, materials, machinery, tools and tackles complete as per specification and as directed by the Engineerin-Charge

A COMPOSITE BRIDGE

Case (i) Upto 40m single span or in Multiples tonne

Boundary pillar (Reinforced cement concrete M15 grade boundary pillars of standard design as per IRC:25-1967, fixed in position including finishing and lettering but excluding painting)

SH:- F/C Approach Road =2.800KM

Excavation in Soil with Dozer with lead upto 100 metres (Excavation for road way in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 metres (average lead50 metres), including trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections

Excavation in Ordinary Rock with Dozer with lead upto 100 metres (Excavation for roadway in ordinary rock by deploying a dozer, 80 HP including cutting and pushing the cut earth to site of embankment upto a distance of 100 metres ( average lead 50 metres ), trimming bottom and side slopes in accordance with the requirements of lines, grades and cross sections

Excavation in Hard Rock (blasting prohibited) (Excavation for roadway in hard rock (blasting prohibited) with rock breakers including breaking rock, loading in tippers and disposal within all lifts and lead upto 1000 metres, trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections.)

Mechanised

Surface Drains in Soil (Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of50 metres (average lead 25 metres))

Mechanical means

SH:- R/Wall=65mtr.

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

Manual Means

upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Stone masonry work in cement mortar 1:3 in foundation complete as drawing and Technical Specification

Random Rubble Masonry

Dry rubble Flooring

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- Slab Culvert 1.00 mtr Span=4Nos.

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

Manual Means

upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications

Coursed rubble masonry (first sort )

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

PCC Grade M15

Height upto 5m

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M20

Using Concrete Mixer

For solid slab super-structure, 20-30% of (a+b+c)

Height upto 5m

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

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 1V :20H towards drawing foce. Complete as per drawing and Technical specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

a) Granular material

SH:- Slab culvert 2.00 mtr Span= 4 Nos.

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

Manual Means

upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications

Coursed rubble masonry (first sort )

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

PCC Grade M15

Height upto 5m

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M20

Using Concrete Mixer

For solid slab super-structure, 20-30% of (a+b+c)

Height upto 5m

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

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 1V :20H towards drawing foce. Complete as per drawing and Technical specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

a) Granular material

SH:- PAVEMENT WORK =2.950 km

SH:-SUB-GRADE

Preparation of sub-grade by excavating earth to an average depth of 22.50 cm, dressing to camber and consolidating with road roller, making good the undulations etc. and disposal of surplus earth, lead upto 50 m.

Consolidation of sub-grade with road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the sub grade.

SUB-BASE COURSE

Granular Sub-Base with Close Graded Material (Table:- 400-1)

Plant Mix Method

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power r

for grading- I Material

BASE COURSE

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.)

By Mechanical Means:

Grading- II (Using Screening Crushable type such as Moorum or Gravel)

Using Screening Type-A (13.2mm Agg.)

Grading- III (Using Screening Crushable type such as Moorum or Gravel)

Using Screening Type-B (11.2mm Agg.)

SURFACING

Prime Coat

Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.

Tack Coat

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.

Open - Graded Premix Surfacing

Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back or emulsion to required line, grade and level to serve as wearing course on a pr

Seal Coat

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A and B seal coats

Case - I : Type A

Ms PRL Projects and Infrastructure Limited