Relining of damaged patches at RD 0 - 13446, RD 13550/L and RD 21660/R of Teona Distributary

Amount

Dismantling brick work, tile masonry or tile lining (in cement mortar).

Excavation in soil (any type) using Hydraulic Excavator CK 90 Excavation with hydraulic excavator of 0.9 cum bucket capacity including cutting and leading in tippers, trimming bottom and side slopes, in accordance with requirement of lines, grades and cross sections, including all lifts and combined lead up to 60 m.

Extra rate for Carriage of Earth/Soil per km along katcha bank of canal beyond first 1 km lead but up to 2.55 Km lead with hydraulic tractor trolley

( i ) Extra for laying earth/fly ash as per specifications in 20 cm layers and dessing but excluding cost of rolling.

( ii ) Extra for watering the earth/fly ash laid in 20 cm layers as per specifications for compaction.

( iii ) Extra for rolling to specifications.

Earthwork for lip cutting for lining of irrigation channel inclusive of all allowances, lead and dressing as per PWD specification upto 1.5 mtr.

Earthwork for lip cutting for lining of irrigation channel inclusive of all allowances, lead and dressing as per PWD specification above 1.5 mtr.

Dressing side slopes and preparation of sub grade for linning.

Earth work in excavation in foundations, trenches etc. in all kinds of soil where pick jumper work is not involved and not exceeding 2.0 metres depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonary in 15 cm layers with compaction including disposal of all surplus soil as directed within lead of 30 meters.

Single layer brick lining 75mm thick for Irrigation channels (Distributaries and minors) cup and trapezoidal section for all depth consisting of first layer 12.5 mm thick cement plaster 1:5 on sub grade and finished, second layer of 10 mm thick cement plaster 1:3 properly rendered and finished, 75 mm thick bricks laid in 1:3 cement sand morter over second layer.

Laying cement concrete 1:3:6 (M 10) for coping & PCC with stone ballast or shingle machine mixed including cost of material but excluding centring and shuttering.

First class burnt brick work laid in cement sand mortar 1:3 in foundation and plinth.(Gauge well)

10 mm thick cement plaster 1:4 on wall.(Gauge well)

Extra allowance for providing templates in curved portions of lining.

Extra allowance for scaffolding in tile/brick and concrete lining for side slopes only.

Making dewatering arrangement by pumping set 4'' x 4'' (Tractor driven) (25.6)

The Nangla Co Op L and C Society Ltd.