Anaerobic System and Constructed Wetland for Huts at Bangaram

Amount

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 upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kind of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc layers not exceeding 20cm in depth consolidating each deposited layers by ramming and watering lead up to 50 mtr and lift up to 1.5 metres.

Providing and laying in position cement concrete 1: 3:6 (1 cement: 3 M.Sand:6 graded stone aggregate 20mm size) excluding the cost of centering & shuttering all work up to plinth level .

Brick work with modular bricks of class designation 75 in foundation and plinth in C.M.1:4 (1Cement: 4 Metal sand)

Reinforced cement concrete work 1:1.5:3 (1 cement 1.5 M sand 3 granite chipps 20mm nominal size excluding cost of centring, shuttering and reinforcement. Foundation footing base of column etc and mass concrete

Thermomechanically treated steel reinforcement of grade FE 500 for R.C.C work including bending, binding and placing in position complete.

Centering and shuttering including strutting propping bressumerse and cantilivers up to floor five level etc and removal of form work for Suspended floors, roofs, landings, shelves and their supports balconies, lintels beams griders, bressumerse and cantilivers up to floor five level

12mm cement plaster 1:4 (1cement :4metal sand) finished with floating coat of neat cement

Steel work welded in built up section / framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer usin’g structural steel etc. as required. In grating, frames, guard bar, ladder, railings, brackets,gates and similar works.

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 Cement: 2 coarse san: 4 graded stone aggregates 20 mm nominal siz) cement plastered on both sides with cement mortar 1:3 ( 1 cement : 3 coarse sand), finished with floating coat of neat cement and making necessary channels for the drain etc. complete. For pipes 100 to 250 mm dia

Providing, lowering, laying and placing in position, filter media of required gradation, shapes and sizes with all leads and lifts involved including transportation of materials to site of works, screening as gradation provided in specifications and washing of maerials and placing in position with given section, including all aplicable taxes etc. complete, as directed by Engineer in charge.

25-40 mm washed gravel

12-25 mm washed gravel

2-6 mm washed gravel coarse sand

Providing , laying and jointing PVC pipes grade 'A' with solvent cement including cutting jointing etc complete. (a) 110 mm diameter pipes.

Noorul Ameen C P (BID ID -9969)