CONSTRUCTION OF FLOOD PROTECTION WALL IN NOYYAL RIVER IN THE UPSTREAM SIDE OF ROYAR KOVIL BRIDGE IN MATHVARAYAPURAM VILLAGE IN PERUR TALUK OF COIMBATORE DISTRICT

Amount

Cleaning the Juliflora Jungle without Uprooting and destroying the same effectively complete complying with standard specification and as directed by the departmental officers

Earthwork excavation deploying earth moving machinery for desilting the stream having a width of more than 10m and forming bund on either sides and depositing the earth on banks including jungle clearance etc, complete complying with standard specifications as directed by the departmental officers

Earth work excavation and depositing on bank with initial lead of 10m and initial llift of 2m in Sand,silt or other loose soil,wet sand or silt not under water,light black cotton soil,sandy loam and ordinary soil including excavated earth (SS20B) Hard stiff clay,stiff black cotton ,hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders(SS20B),Soft disintegarated rock,laterite,soft rock or kankar not requiring blasting complete complying with standard specifications and as directed by the departmental officers (Open Excavation)

Providing and laying Plain Cement concrete of M10 grade (Design Mix) using 40mm HBGS jelly (well graded) confirming to IS specified grading (to produce concrete of the specified grading and characteristic strength of 10N/mm2 at 28 days) and mixing the ingredients by mixer machine including dewatering by bailing/pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts,compacting and finishing the surface, watering, curing etc.,complete complying with standard specifications and as directed by the departmental officers.

Providing steel centering for cement concrete block, column, footing, pedestal, plinthbeam, grade beam etc.,which require nominal strutting etc, using MS sheets 10 gauge thick of size 90 x 60 cm stiffened with MS angle of size 25mm x 25mm x 3 mm laid over silver oak joists of size 10 cm x 6.5 cm spaced at 90 cm c/c duly supported and removing the strutting after specified period without damaging the concrete laid complete complying with standard specification and as directed by the departmental officers.Scaffolding and centering charges for the structural components is inluding the cost and converyance of all material to the site including all labour charges and incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29m height for vertical/sloped surface as detailed below with all cross bracings using mild steel sheets 10 gauge thick of size 90cm x 60cm stiffened with welded mild steel angle of size (25x25x3)mm laid over silver oak joists of size 10x6.5cm spaced about 90cm c/c and supported by casurina props of 10 cm to 13cm dia spaced at 75 cm c/c and removing the centering and shuttering after specified period without damaging the concrete laid, complete complying with standard specification and as directed by the departmental officers.Scaffolding and centering charges for the structural components is inluding the cost and converyance of all material to the site including all labour charges and incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Providing and Laying in position, Plain Cement Concrete of M 15 grade (Design Mix) with well graded aggregates and the maximum nominal size of HBGS jelly of 40mm and down graded confirming to IS specified grading and mixing by mixer machine ( to produce concrete of the specified grading and characteristic strength of 15N/mm2 at 28 days) including dewatering by bailing/ pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts, vibrating, compacting, and finishing the surface, watering, curing, for various depth and height below and above ground level so as to attain the profile and strength specified in the drawings. complete complying with standard specifications and as directed by the departmental officers.

Below Ground level upto 1.50m

Below Ground level more than 1.50m depth

Above Ground level upto 4.50m

Above Ground level above 4.50m

Supplying and fabrication of steel required for all RCC works involved in the schedule including cost of steel , cost of fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills including over lapping to the required length wherever necessary and placing reinforcement in position as specified in the drawing including cost of binding wire provision for space bars, cover blocks and all other incidental charges etc., complete complying with standard specification and as directed by the departmental officers

Supplying and fixing Bitumen felt 15mm thick pad for joints in the flood protection wall at 25m intervals including all labour charges for fixing etc., complete complying with standard specification and as directed by the Departmental officer.

Supplying and Fixing PVC pipes of size 63 mm dia with having working pressure as ISI Standards (6 kg/cm2) for pressure relief holes(weep holes) etc., including all labour charges for fixing and cost and conveyance of all materials to the work site etc., complete complying with standard specification and as directed by the departmental officers.

Refilling with excavated soil (other than sand) complying with standard specification for filling in foundation and basement etc., and as directed by the departmental officers.

Providing Filter media arrangements to the pressure relief holes in the rear side of flood protection wall for a size of 45cmx45cmx60cm and filling with 20mm metal of 30cm thick in Ist layer and 40mm metal of 30cm thick in IInd layer, the rate is including cost of metals etc complete complying with standard specification and as directed by the departmental officers

srinivasa construction