NIT 1112 PMGSY Road Renewal Maintenance PKG No CG23M51 District- Gariyaband

A typical design of PMGSY informatory Sign Board is shown in fig. 12ffi.1 The specification and installation details ofthe typical sign board are given below: (i) The board will be a composite unit consisting of three plates of Alumininm Composite Materials (ACM), material specifications are per Clause 1701.3.7 The top most plate will be in diamond shape of 600 mn x 600 mm sizr, riveted over welded M.S. angle iron frame of 25 mm x 25 mm x 5 mm size on back on edges. The middle plate will be 1200 mm 150 mm size riveted over welded rvr.s. angle iron frame of 25 mm x 25 nm x 5 mm size on back on edges. The main Iower most plate wiII be 1500 mn x 600 mm size, riveted over welded M.S. angle iron frame of 25 mm x 25 mm x 5 mm size welding of all the sheets over angle iron frame will be done neatly to have plain surface on one side. The angle iron frames of the lower most plate and the middle plate will be welded to two nos. 75 mm x 75 mm (12 SWG ) sheet tubes posts placed at 1125 mm apart centre to centre. The top of the middle plate wilt be flushed with the top of 75 nm dia medium steel tube posts and these posts will be embedded in cement concrete M 15 grade blocks of 450 mm x 450 mm x 600 mm below ground level. The height of bottom of the lower nost plate will be 1200 mm from normal ground level and the bottom of middle plate will be 100 mm above the top level of the lower most plate. The diamond shaped plate mounted over angle iron frame will be connected to middle plate by square medium steel section of 47 mm x 47 mm thickness 12 SWG having a spacing of 100 mm between the diamond shaped plate and middle plate and this square section will be welded to the bottom point of the diamond shaped plate. (ii) The lettering and borders etc. of middle and bottom plate, pMGSy logo on top plates shall be as per clause 1701.4.6 messages/Borders. All the section of frame and posts will be painted with primer and two coats of Epoxy paint The steel tube below ground level will be painted with three coats of Epoxy paint The design, painting and lettering shall be done as per approved drawing. (iii) For warranty and durability the clause 1701.5 and for maintenance the clause 1911 shall be applicable. (iv) A reference number along with the month and year of installation should be placed on the back of a sing in a contrasting colour or by stamping in characters not exceeding 50 mm in height

Providing and fixing 'Citizen Information Board' of PMGSY Project (A) Providing and fixing of typical " PMGSY Citizen Information Board" with Logo as per MoRD specifications & drawings, made of 75 mm square or 75 mm dia circular steel tube of 12 SWG 3.2 m height and cross member 2 nos 1m long, fixed with angle iron 50x50x5 mm MS angle on the back (1no. Citizen Board, 1 no. maint. board)

Providing & Fixing of PMGSY 'Logo' board Providing and fixing of typical PMGSY logo board as per MoRD specifications and drawings.

Kilometre Stone Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 (i) 5th Kilometer Stone (Precast)

Kilometre Stone Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 (ii) Ordinary Kilometer Stone (Precast)

(iii) 200 m stone (precast)

Retro - Reflective Trafic Signs, Direction and place identification signs up to 0.9 Sqm. sign board Cautionary, mandatory, informatory direction and place identification sign boards.Semi-Reflective Traffic signs upto 0.90 sqm Direction and place indentification signs up to 0.9 sqm size board Providing and erecting direction and place identifications of semi reflective sign boards as per IRC:67 made of 2 mm thick M.S. Sheet duly stove enameled paint in white colour in front and grey colour on back with red reflective border of 70 mm width and required message, letters, figures with reflective engineering grade tape as per MORD specifications of required shade and colour. Supported and welded on 47 mm x 47mm of 12 SWG Square tube of 3050 mm height duly strengthened by 25 mm x 5 mm M/s flat iron on edges on back firmly fixed to the ground by means of properly designed foundations with M-15 grade cement concrete 450 mm x 450 mm x 600 m m, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Guard Stone Reinforced cement concrete M15 grade Guard Stone of size 200 mm x 200mm x 800 mm fixing in position including painting and printing etc. as per drawing, Technical Specification and as per direction of Engineer in Charge.

Excavation for structuresas per drawing and technical specifications Clause 305.1 including seting out, construction of shoring and bracing, removal of stumps and othar deletercus material and dis posal upto a lead of 50m dressing of sides and bottom and backfilling in trenches with excavated suitable material .Oridanary soil (i) upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundation complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 (II)P.C.C grade M 15(Nominal mix (1:2.5:5)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 For height upto 5 m (I)P.C.C grade M 15 (Nominal mix (1:2.5:5)

Providing and laying reinforced cement concrete pipe NP3 for Culverts/ Burried conduits on first class bedding of granular material including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per Clause 1106. (A) 600 mm dia

Providing weepholes in brick masonry/stone masonry, plain/ reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 ( I) Granular material

Providing and laying of apron with cement concrete blocks of size as per Table 1300.1 cast-in-situ and made with nominal mix of M-15 grade cement concrete as per drawing and technical specifications Clause 1301

Granular Sub-base with Well Graded Material (CBR 20 or more) (Table 400.1) Crushed stone materials (CBR 35 or more), This item is to be used only, where local GSB material or GSB material with blending with other material is not available.

Excavation in Cutting in Soil by manual means with lead upto 50 mExcavation for roadway in soil for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3"

Construction of Plain Cement Concrete Drain with P.C.C. grade M-15 including all shuttering/form work etc. complete as per drawings/technical specification and direction of engineer in charge.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 II) Sandy material

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specificationsClause 800, 1205.4 and 1205.5 R.C.C. M 25

Providing and fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing and technical specifications

Supplying, fitting, and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202 (12 MM)

Speed Braker Providing and laying rounded hump type of Speed Breaker confirming to IRC – 99 and as per guidelines and drawings of NRRDA circular no. DO No. P-17019/6/2006/PII Dated 16 Sept 2009, including providing, laying and compaction of GSB, G II, G III, OGPC, Seal Coat Type B, as per specifications and appended drawing on both the sides of carriage way up to formation width maintaining rounded hump type shape with bituminous mix material i/c providing and painting of black and white strips, providing and fixing of two no. 600mm equilateral semi reflecting sign boards, i/c cost of all materials, labour T & P & Machinery etc complete and as directed by engineer in charge as per relevant clauses of MORD specifications. For 7.50 M Formation Width

Providing and laying rounded hump type of Speed Breaker confirming to IRC – 99 and as per guidelines and drawings of NRRDA circular no. DO No. P-17019/6/2006/PII Dated 16 Sept 2009, including providing, laying and compaction of GSB, G II, G III, OGPC, Seal Coat Type B, as per specifications and appended drawing on both the sides of carriage way up to formation width maintaining rounded hump type shape with bituminous mix material i/c providing and painting of black and white strips, providing and fixing of two no. 600mm equilateral semi reflecting sign boards, i/c cost of all materials, labour T & P & Machinery etc complete and as directed by engineer in charge as per relevant clauses of MORD specifications.

Construction of toe walls for protection of slopes as per drawing and technical specifications Clause 1302.5 Cement concrete grade M 10 in case of concrete block pitching P.C.C grade M 10 (Nominal mix 1:3:6)

Providing concrete for plain/reinforced concrete in open foundation complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 (II) P.C.C grade M 10 (Nominal mix (1:3:6)

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 Cement concrete blocks of size as per Table 1300.2 cast in cement concrete of grade M 15

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302.

Bedding for Causeway/Pipes Laying (First Class) bedding with well compacted sand, moorum or approved granular material as per Clause 1105 (ii) (II)Type B (First Class) Bedding

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. (B)Cement Concrete

Cement Concrete Pavement Construction of un-reinforced, jointed at expansion and construction joint only, plain cement concrete pavement, thickness as per design, over a prepared sub base, with 43 grade cement or any other type as per Clause 1501.2.2 M30 (Grade), coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including leveling the formwork as per drawing), spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying, primer, sealant, using curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501

Maintenance of Hume pipe Culvert by way of Clearing, Cleaning, Erosion repair, repairs to cracks, parapet wall and protection work as per drawing and technical specification Clause 1908

Maintenance of Slab type Culverts by way of clearing, Cleaning, Erosion repair, repairs to cracks, parapet walls and Protection works as per drawing and technical specification Clasue 1908

Restoration of Rain Cuts Restoration of rain cuts with soil, moorum gravel or a mixture of these, clearing the loose soil, benching for 300mm width laying fresh material in layers not exceeding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawings and technical specifications Clause 1902

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

Prime Coat 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

Maintenance of bituminous surface road (iii) Repair to pot holes and removal of loose material, trimming of sides, cleaning of surface by providing tack coat, 20 mm thick pre-mix carpet and seal coat type B specification Clause 1904.2

Scarifying Existing Granular bituminous Surface to a Depth of 100 mm Scarifying existing granular/bituminous surface upto a depth of 100 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4. RD 6500 to 7400 m

(a) Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 7) 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 as per Technical Specification Clause 303.1.For Item No.3.12(a) & (b) RD 6500 to 7400 m

Construction of subgrade and earthen shoulders with approved material (Granular material having CBR not less than 10) 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 as per Technical Specification Clause 303.1.(To be used for side shoulder WBM) RD 6500 to 7400 m

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 mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. RD 6500 to 7400 m

Primer coat 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

(i) Tack coat 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.

Bituminous Macadam Providing and laying bituminous macadam with hot mix plant using crushed aggregates of grading as per Table 500.4 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 as per Technical Specification Clause 504. Bitumen(S-65) VG-30

Pre-mix carpet using bituminous (penetration grade modified bitumen) binder Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates 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.

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, Type B and Type C as per Technical Specification Clause 510

Road marking with Hot Applied Thermoplastic Compound with Reflectorizing Glass Beads on Bituminous Surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorizing 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.)