Strengthening of Velichai road Km 0.0 1.900 in Thiruporur Panchayat Unions of Chengalpattu District under MGSMT 2022.23 and 2023.24, 25 percentage Component Having PKG No.06

Amount

Earth work excavation and depositing on bank within initial lead of 10m & initial lift of 2m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS .20.A

Construction of Granular Sub base by providing well graded material (25 mm to 4.75 mm IRC HBG metal @ 65 %,4.75 to 2.36mm IRC HBG metal @20%&2.36 mm below IRC HBG metal @15%)& (the material passing 425 microns sieve shall have liquid limit and plasticity index not more than 25 & 6% repectively) spreading in uniform layers with motor grader on prepared surface mixing by mix in place method with rotovator at OMC and compacting with three wheel 80-100 KN capacity and finished in directed by the Engineer (Mix -in - place method) .

Providing and laying spreading and compacting graded stone aggregate to Wet Mix Macadam(WMM) specification including premixing the material with water at OMC in machanical mix plant carriage of mixed material by tipper to site laying in uniform layers 150mm thick with pavers in SubBase/Base course on well prepared surface and compacting with vibratory roller to achieve the desired density including cost of material,labour charges, rentals for machinery, fuel and all other incidental charges etc., complete. Using Paver Finisher

Applying PRIMECOAT over WMM surface at 7.00Kg of SS-1 Bitumen Emulsion / 10 sq.m including labour for spraying, hire charges for bitumen sprayer etc. Comp.

Applying TACK COAT over Primed WMM surface at 2.5Kg of RS-1 Bitumen Emulsion / 10 sq.m including labour for spraying, hire charges for bitumen sprayer etc. Comp.

Providing and laying 50mm compacted thickness bituminous macadem using 0.42Cum of 26.5-11.2mm metal and 0.10cum of 11.2-2.80mm metal and 0.18cum of 2.80mm metal and below with 38Kgs of bitumen for premixing 10 sqm including cost and conveyance of all mate

Providing and laying Bitumenus Concrete 25mm thick using using 0.24cum of 13.2mm, 0.76 cum of 11.20mm , 6.7,6,5.6&4.75 mm 0.66 cum and 2.36 mm 0.34 cum of metal for mixing of Bitumen per 1 cum including cost and conveyance to CMP site, heating the bitumen and aggregate to required temperature and mixing them in required temperature in Central Hot Mix Plant 20-30T capacity, conveying the mix by tipper trucks to paver site, spreading the mix to uniform thickness of 20mm with mechanical paver to the specified grades and cross section and consolidated by 8-10T vibratory/pneumatic roller to the required density etc., including labour for attending to paver to site, hire & fuel charges for 20-30T CMP with bitumen boiler, tipper trucks, paver finisher, vibratory/pneumatic roller and all other tools and plants required, including fuel and other incidental charges etc., complete PAVER FINISHER

Filling gravel for shoulders and berms including cost and conveyance of all materials to site and stacking them to departmental guage for premeasurements and labour charges for filling etc., complete

Road Marking with Hot applied Thermoplastic compound with Reflectorising Glass beads on Bituminous Surface Providing and laying of hot applied thermoplastic compound 2.5mm thick including reflectorising glass beads @250gms 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 form streaks and holes etc complete as per MORT&H specification no.803

Supplying and fixing of HM stone of size 0.75x0.23x0.10 m including cost and conveyance and all other labour charges etc., complete

Supplying and fixing of KM stone of size 1.65x0.45x0.15 m including cost and conveyance and all other labour charges etc., complete

60 cm Equilateral triangle cautionary signboard

60 cm Circle(MANDATORY SIGN)

Chevron signs 90cm octogon(Curves)

Road Marker/ Road stud with lens Reflector Providing and fixing reflective road studs of 'Category A' raised pavement markers made out of poly carbonate/ methyl methercrylate/ABS moulded body confirming to ASTM D 788 and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lense face with ratro reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers shall also confirm to the MORTH circular No.RW/NH 33023/10/97-DO.III dt 11.06.97. The height , width and length shall not be less than 15mm, 90mm and 100mm and with minimum reflective area of 13 Sq cm on each side and the slope to the base shall be 35+/-5 degree . Each reflector shall have a CIL not less than values specified in Table 2 of said MORTH circular. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19+/- 2mm and height not less than 30+/-2 mm) from the body is to be a minimum value of 500kgf. Fixing wil be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturer's recommendation and complete as directed by the engineer. The marker shall support a load of 13635 Kg tested in accordance with ASTM D4280 and confirming to IRC 35-2015 guidelines and MORT&H specification 804 etc., Complete.

Construction of RCC Slab culvert i) 3.00m Span @ Km 1/300, 1/460 and 1/500 , ii)1.5m span @ Km 0/950 and 1/550

Earth work Excavation for Foundation in all soils and Sub Soil to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and requiring the sides of foundation.

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Supplying and Filling foundation and basement with filling sand in layers not more than 15cm . Thick well ramed, watered and compacted Complete complying with stanard specification.

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Cement concrete 1 : 3 : 6 mix using 40mm HBG metal for foundation including watering wherever necessary and laid in layers of not more than 15cm thick., compacting etc., complete complying with standard specifications and as directed.

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Supplying and erecting centering shuttering including necessary supports for planesurface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etcusing mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak (countrywood) scantlings of size 10cm x 6.5cm spaced of about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centrecomplete complying with standard specifications and as directed by departmental Officers etc.Complete.

Deck slab bottom

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

wall sides

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Supplying and Fabricating and placing in position MS steel or Ribbed Tor Steel for all Reinforced Cement Concrete works as per the design given including cost of steel and binding wire in all floors etc, Complete complying with stanard specification.(MS rod or RTS bar will be supplied departmentally at section stores and cost will be recoverd at issue rate). the binding wire shall supplied by the contactor.

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Cement concrete 1 : 2 : 4 mix using 20mm HBG metal for foundation including watering wherever necessary and laid in layers of not more than 15cm thick., compacting etc., complete complying with standard specifications and as directed.

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Cement concrete 1 : 1.5 : 3 mix using 20mm HBG metal for foundation including watering wherever necessary and laid in layers of not more than 15cm thick., compacting etc., complete complying with standard specifications and as directed for all RCC works

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Providing and fixing Tar Paper for bearing Between Bed Block & Deck slab

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Providing and fixing seepage pipes of 100 mm dia. PVC pipes of required lengths for abutments and wings including cost and conveyance of all materials to work site, cost and labour for 900 mm. Dia. Semi spherical back fill arrangements with 100 mm. size broken granite chips at the periphery and labour charges for fixing, etc., to drain of the backfill IN BETWEEN THE ABUTMENTS AND RETURNS. (For weep holes)

i) 3.00m Span @ Km 1/300, 1/460 and 1/500

ii)1.5m span @ Km 0/950

ii)1.5m span @ Km 1/550

Routine Maintenance after completion of work the road sufrace and shoulder to be maintained in proper condition to make them free from excessive edge drop offs, roughness, scouring and pot holes and cleaning of surface drain including culverts for frre flow of water. Relettering name boards and K.M & H.M stone and other maintenance operation required to keep the road traffic worthly at all the time for the maintenance period for the following years. As per General condition of contract para 32.2.2

For 1st Year

For 2nd Year

For 3rd Year

For 4th Year

For 5th Year

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

S.R.L ENTERPRISES