MMPNA/2023-24/240

Amount

Maintenance of WBM Road Maintenance of WBM road including filling up of pot holes, ruts and rectifying corrugated surface, damaged edges and ravelling as per technical specification Clause 1906.

Prime Coat i) Low porosity Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Tack Coat ii) Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Semi - Dense Bituminous Concrete: Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect. including carriage of mixed materials up to 10.0 Km initial lead from mixing plant ) (Including cost of testing of materials at site and laboratory as directed by the deptt.) I With hydrated lime/ cement as filler (refer table 500-9 of MoSRT&H specification) A With 60/70 or VG-30 grade bitumen (ii) for Grading II (10 mm nominal size)

Traffic Signs A Retro-reflectorised Traffic Signs I Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 iv 800mm x 600mm rectangular

(2)Kusumjuli to Lawpara (Construction of Box culvert) Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202. I By Manual Means (b) Cement Concrete

2.5 Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202. I By Manual Means (c) Reinforced Cement Concrete

2 Cell Box Culvert Excavation for Structures Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A With crushed Stone I P.C.C grade M 10 Nominal mix 1:3:6

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 A With Crushed Stone II P.C.C. grade M 20 i) Nominal mix (1:2:4)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 A With Crushed Stone IV RCC Grade M 25 i) For height upto 5 m

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 A With crushed stone II R.C.C grade M 25 a) Height upto 5M

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar . (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.3

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 A With crushed stone

Providing and laying boulder apron for bed protection with stone boulder of minimum size and weight as per Table 1300.1, no fragment weighting less than 25 kg laid dry complete as per drawing and technical specification Claused 1301.

Approach Road Construction of Embankment with materials obtained from borrow pits, with a lift up to 1.5 m. transporting to site, speeding, grading to required slope and compacting to meet requirement of table 300.1 and 300.2 with a lead upto 1000 m. as per technical specification clause 301.5. (a) from private land

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits, with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300.2 with lead upto 1000 m. as per technical specification clause 303.1 (a) from private land

Construction of granular sub-base by providing well graded meterials, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieved the desired density, complete as per technical specification clause 401 . (i) for grading ii material

Water Bound Macadam Sub- base/ base (only for (PMGSY work) II WBM Grading 2 Using stone screening Type-B 11.2 mm for Gr.II Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. A By Manual Means

Water Bound Macadam Sub- base/ base (only for (PMGSY work) WBM Grading 3 Using stone screening Type - A 13.2 mm for Gr 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming,stone screening to fill - up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405 (A) By Manual means

Prime Coat Providing and applying primmer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer @ 0.70 kg-1.0 kg/ sqm using mechanical means as per technical specification clause 502.

Tack Coat (iii) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor @ 0.25-0.30 kg/ sqm on prepared granular treated with primer and cleaned with hydraulic broom as per technical specification clause 503.

20mm thick Open Graded Premix carpet using Bitumen Emulsion as per Technical Specification Clause 508.2 (Using concrete mixture of 0.4/0.28 cum caacity & with CMS) providing , laying and rolling of open - graded premix carpet of 20mm thickness composed of 13.2 mm to 5.6 mm aggregate either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kn static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.2 Bitumen (S-90)

Seal coat Providing and laying seal coat using Bitumen Emulsion sealing the voids in a bitumenous surface laid to the specified levels grade and cross fall using Type A, Type B and Type C as per Technical Specification clause 510 (including carriage upto initial lead of 5.0Km from quarry and carriage of mixed material upto 10.0Km initial lead from mixing plant) including cost of testing of materials at site and laboratory as directed by the deptt.. A By manual means Bitumen (S-90)

Protection Work Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Traffic Signs A Retro-reflectorised Traffic Signs I Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 iii 600mm circular

BIRKHANG BASUMATARY

Jamidar Narzary