Ordinary repair (DPP) for short term maintenance on Holongi to Itanagar section of NH415 from km 10.00 to km 29.00 in the state of Arunachal Pradesh for the year 2021-22 under Naharlagun Highway Division, PWD, Arunachal Pradesh.

Amount

Maintenance of Drain

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. (I) Ordinary Soil

Providing and laying cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) excluding the cost of centering an shuttering in: a) Foundation and plinth

12 mm cement plaster in CM 1:4 (1 cement : 4 sand)

Jungle Clearance

Cutting of branches of trees shurbs and trimming of grass and weeds

Trimming of grass and weeds from the shoulders/berns and disposing off the same to suitable locations as per technical specification Clause 1914

Maintenance of Shoulder and Culvert

Maintenance of earthern shoulder (filling with fresh soil) (Making up loss of material/irregularities on shoulder to the design level by adding fresh approved soil and compacting it with approriate equipment.)

Maintenance of culverts slab type maintenance of slab culvert by way of cleaning, clearing, erosion repair, repairs to crack, parapet wall and protection work as per drawing and technical specification Clause 1908

Re- Carpetting

Scarfying existing bituminous surface to a depth of 50 mm by mechnical means (scarfying the existing bitumious road surface to a depth of 50 mm and disposal of scarfying material with in all lifts and lead upto 1000 metres

Construction of subgrade and earthen shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300-2

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 an mechnical mix plant at OMC, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with

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 Mechnical 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)

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 mechincal 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 cleared with mechnical broom)

Dense graded bitumiouns macadam (providing and laying dense bitumiouns macadam with 100-200 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bitumious binder @ 4.0 to 4.5% by weight of total 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, rollers to achieve the desired compaction as per MoRT&H specification Clause No. 507 complete in all respects) (ii) for grading II (19 mm nominal size)

Bitumious Concerete (Providing and laying bitumious concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bitumious binder @ 5.4 to 5.6% of mix and filler, tranporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the requierd grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achive the desired compaction as per MoRTH specification clause No. 509 complete in all respects) for Grading-I (13 mm nominal size)

Road Furniture

Road Markers/ Road Stud with Lense reflector (Providing and fixing of road stud 100x100 mm, die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concerete or asphaltic surface by drilling hole 30 mm upto a depth of 60 mm and bedded in a suitable bitumious grout or epoxy mortar, all as per BS 873 part 4:1973)

Road Marking with Hot applied thermoplastic compund with reflectorising glass beads on bituminous surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. the finished surface to be level, uniform and free from streaks and holes.

Painting Two coats on New Concrete Surface (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)

Divider

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, matter dressing of slides and bottom and backfilling with approved material.

Ordinary Soil

Manual Means

upto 3 m

PCC 1:2:4 in foundation (Plain cement concrete 1:2:4 nominal mix in foundation with crushed stone aggregate 20 mm nominal size mechnically mixed, placed in foundation and compacted by vibration including curing for 14 days) M-15

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications

PCC Grade M20

Plastering with cement mortar (1:4) on brick work in sub-structure as per technical specifications

Painting Two coats on New Concrete Surface (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)

PCC Retaining Wall

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, matter dressing of sides and bottom, backfilling the excavation earth to the extent required and uthilising the remaining earth locally for road work.

Ordinary Soil

Manual Means (Depth upto 3 m)

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

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications

Centering and shuttering including strutting, propping etc and removal of form work for

a) Foundation, footings, bases of columns etc. and mass concrete.

b) Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

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 scope 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

M/s Mama Enterprises

M/S Barapani Enterprises

M/s Don Enterprises

M/s Buru Enterprises

M/s NJ Enterprises

MS TR ENTERPRISES

M/s Kenge Construction Co.