GENERAL-S/R -2020-21 Reconstruction of Damaged retaining wall, culvert extension and road safety measures to Vazhakulam Kothamangalam Road between Ch 3/200 and 3/700-Work-General Civil work

Amount

Estimate

12.1.B.1: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 - Depth upto 3m - Mechanical Means

2.4.1.A: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 - Lime Concrete, cement concrete grade M-10 and below - By Manual Means

12.4: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.

12.8.A.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15

12.8.1.C.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications RCC Grade M20 - Using Concrete Mixer

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

od20936/2020_2021/RD:Dry Rubble Masonry construction for retaining walls

3.17:Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300-2.

8.4.12: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 aluminum sheeting, 2 mm thick/aluminum composite 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. 50cmx 60 cm rectangular (Single chevron etc.)

55.10.1:Providing and erecting retro-reflectorised Object Hazard Marker 300mm x 900mm 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 801.300 mm x 900 mm

55.11.1:Flexible Hazard Marker 30cm x 30cm Hazard Marking on the surface of trees,concrete,Masonry etc using Aluminium backed flexible presmatic (AFP) SHEETING CONSISTING OF Yellow colored flexible presmatic sheeting non-metallic presmatic lens as recto reflective elements and conforming to ASTM D 4956-09 Type IV specification values for reboundable sheetig with printed arrow /Slant line pattern in black colour. AFP sheeting laminated at the back with a 50 micron thick Aluminium (AI) foil with pressure sensitive adhesive and liner and shall not crack when tested for flexibility as per section S2.2.2 of ASTM D 4956-09 including application on any surface with adhesive as recommended by manufacturer and ceiling the edges all around with epoxy based structural adhesive to resist any peel-off.

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

55.4:Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

55.2:Supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement(IRC 3.2.1.a)

55.8.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface.

55.6.a:Providing pre mix bitumen leveling coarse having thickness between 20mm and 40mm with 12mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen (vg 30) with pressure sprayer at the rate of 48 Kg per M3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores.

5.2.a: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.

od24134/2020_2021/RD:Providing, laying and rolling of 20mm thick close-graded premix surfacing ( manual means) on prepared surface in a single course composed with 11.2mm to 0.9mm ( Type -A) aggregates @ 0.27m3/10m2 and bitumen @ 22kg/10m2 to required line, grade and level ,including mixing in a suitable plant, laying and rolling with a three wheel power roller of 80-100 KN capacity, finished to required level and grades excluding primer coat etc. complete as per technical specification clause 509 of MORD

3.6: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

RAFEEK C.H

JINU GEORGE

Bidder Name

JINU GEORGE

RAFEEK C.H

Siraj N.E.