Design and Construction of Carithas ROB in Kottayam District

Amount

Design and Construction of Carithas ROB in Kottayam District PART A - ROAD WORKS AND ALLIED WORKS 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 stacking 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 <br> In area of light jungle - By Manual Means<br>

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 metres <br> Dismantling Stone Masonry - Rubble stone masonry in cement mortar.<br>

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 metres <br> Prestressed / reinforced cement concrete grade M-20 & above - By Mechanical Means<br>

Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately<br> Bituminous course - By Mechanical Means<br>

Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m

Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2.

Construction of sub-grade 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 No. 300-2

Construction of granular sub-base by providing graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401. <br> Grading-III -For lower sub base - Mix in Place Method<br>

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.

Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0kg/sqm using mechanical means.

Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

Dense Graded Bituminous Macadam : - For grading - II (26.5 mm nominal size) <br> Providing and laying dense graded bituminous macadam 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 (VG 30) @ 4.0 to 4.5 per cent 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, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects.

Providing and laying bituminous concrete with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder (NRMB) @ 5.4 per cent 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 MORTH specification clause No. 507 complete in all respects <br> For Grading -II (13.2 mm Nominal size). <br>

Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with area not exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. <br>90 cm equilateral triangle

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.<br> 60 cm circular

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.<br> 50cmx 60 cm rectangular (Single chevron etc.)

Providing and erecting retro-reflectorised Object Hazard Marker 300mm x 900mm<br>Providing and erecting retro-reflectorised Object Hazard Marker sign with 07 years warranty, manufactured as per IRC 67 USING Type IV ASTM D 4956-09 micro prismatic retro reflective sheeting fixed over aluminium sheetig, 2 mm thick / aluminium composit material sheeting 4 mm thick with suitable back support frame and supported on a mild steel angle iron post 75mmx75mmx6mm, firmly fixed 30cm above ground level by means of properly designed foundation with M 15 grade cement concrete 30cmx30x45cm, 45cm below ground level including painting all non-reflective faces with epoxy paint 2 coats over epoxy primer as per approved drawing and clause 801.<br>300 mm x 900 mm

Providing and fixing reflective road studs (Raised Pavement Marker) of ' category A' made out of ASA/HIPS/ABS moulded body with shanks and conforming to ASTM D 4280, strong enough to support a load of more than 13.635 T when tested in accordance with ASTMD 4280, reflective panel confirming to ASTM D 788, and reflectivity conforming to clause 804.4. including installation, drilling, fixing with adhesive etc. with 2 years warranty for the road stud as well as for in field performance as per clause 804.7.3<br> Road Markers/Road Stud with Lense Reflector :-

Supplying and installation of delineator (Road way indicators) posts 80- 100cm high above ground level, pained black and white in 15 cm wide strips, fitted with min. 80 x 100 mm rectangular or 75 mm dia circular retro reflectorised panels at the top with minimum visibility of 300m with provisions to prevent edge lifting and vandalisam, and conforming to clause 806, IRC-79 and the drawings including fixing to ground (The deleniator shall be of approved type as per specification)

Providing and fixing of median marker Providing and fixing of median marker made of tough, high impact resistant, injection-molded, thermoplastic body having a mnimum Notched Izod Impact strength value of 600J/m at room temperature, when tested accordance with ASTM D256 and shall retain at least 70% of this value when subjected to accelerted weathering for 1000hrs as per ASTM G155 or UL 746C. The Median marker shall have, fluorescent yellow color retro-reflective sheeting min 10cmx10cm/10cm dia size with reflectivity values as per IRC:67 and ASTM D4956 type XI specifications , edge protected with no exposed edges to prevent edge lifting, vandalism, sheeting damage, etc. and fixed by a combination of epoxy adhesive and anchoring

Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads on Bituminous Surface @ 250 gms per sqm area, thickness of 2.5mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.

Reinforced cement concrete M-15 grade boundary pillars of standard design as per IRC:25-19767, fixed in position including finishing and lettering but excluding painting .

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, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.<br> Ordinary soil - Manual Means - (Depth upto 3 M)<br>

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40mm 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 <br> RCC Grade M20 With Batching Plant, Transit Mixer and Concrete Pump <br>

Supply, Fitting and Placing un- coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications

Providing and laying PVC pipe 110mm OD (6kg/cm2) Down water pipe complete as per drawing and technical specification.

Providing LED blinkers of approved brand 300mm size with polycarbonate lens amber /Red/Yellow, moulded polycarbonate body, minimum 140 LED with viewing angle 24 degrees including built in CCU, solar panel 40 w/12 V and battery 26AH/12VSMF and erecting on 100mm GI Pipe 4-5m above road level in CC Foundation including commissioning.

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level: 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per maufacturer's specification.

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately. All work upto plinth level

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately. All work above plinth level upto floor V level

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth level Thermo - Mechanically Treated bars of grade Fe-500D or more

Centering and shuttering including strutting, etc. and removal of form for: Foundations, footings, bases of columns, etc for mass concrete

Centering and shuttering including strutting, etc. and removal of form for: Suspended floors, roofs, landings, balconies and access platform

Centering and shuttering including strutting, etc. and removal of form for: Lintels, beams, plinth beams, girders bressumers and cantilevers

Centering and shuttering including strutting, etc. and removal of form for: Columns, Pillars, Piers, Abutments, Posts and Struts

Centering and shuttering including strutting, etc. and removal of form for: Stairs, (excluding landings ) except spiral - staircases)

Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approves steel primer. G.I. pipes

Supply installation, testing and commissioning of Solar LED Street Lighting with luminaire of IP66 protected, pressure die cast aluminium housing body with optimal heat sink, with system wattage less than 40 (+/-10)W with rated life of L70 @ 50,000 hours, CRI greater than or equal to 70 & with system lumens greater than 4500 and system efficiency greater than or equal to 90%.The Light fitting shall be with all required accessories suitable for mounting in (48-60)mm OD pole arm surface mounting along with swaged street light pole of 6.5 meter height single arm. The hot dip GI pole with polyurethene coating shall be provided with foundation base plate and the bracket assembly shall be secured on to the pole top . The swaged pole with bracket,built-in cylindrical GI control box of same material with service door coated with epoxy zinc phosphate primer and finished with polyurethane based paint. The control gear box is prewired with DP MCB, FP connector for easy loop-in loop-out suitable for 3phase 4 wire AC supply. Solar PV module shall be of 200Wp DC rating along with Li ion battery of 12v, 200Ah capacity and suitable charge controller, cables and accesories.

Earthing with C.I. earth pipe 4 metre long, 100 mm dia including accessories, and providing masonry enclosure with heavy duty CI cover plate of 300X300mm having locking arrangement and watering pipe etc. with 64kg charcoal/ coke and 5kg salt as required. (As per IS 3043 ammended up to date)

Providing and fixing GI/Cu strip/wire on surface or in recess for connections etc. as required.4mm GI (8 SWG)

Supplying and laying G.I/Copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)4mm GI (8 SWG)

PART B BRIDGE Design and constructionof road over bridge with Pre-stressed concrete I girder with RCC slab or prestressed box girder or similar type as per the scope of work provided in special conditions of contract (Section-VII) technical specifications (Section-VIII Part B) and General Alignment Drawings including design charges, cost of all materials including pontoons, labour, tools and plants etc. complete. The lumpsum rate quoted for the above will cover pile foundations, MS liners for piles (wherever required), routine vertical pile load test for one pile , sub-structure, super-structure, deck slab, bearings, strip seal type expansion joint, embankment with suitable retaining structure and subgrade, foot path, hand rail, crash barrier, provision for service lines, provision for bridge drainage, painting of RCC surfaces with Elastomeric membrane coating, levelling surplus earth, clearing site, etc.. (Pavement construction excluding subgrade and drainage will be paid under respective items. Sub grade on approach of ROB, casting of test pile, initial load test on test pile, routine vetical pile load test and span load test are included in the Lumpsum portion). Beams/girders and deck slab shall be intergrally connected to the pier and pier cap by avoiding expansion joints. The loading for the above reqyurements shall be properly considered as per the relevant Indian Codes of practice. However, at approcah embankment and railway spans, strip seal expansion joints shall be provided.

RAY CONSTRUCTIONS LIMITED