Providing interlock cement concrete block over existing sub base of road leading from Thottapally spillway North end to Estuary.

2.3.1.A : Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness <br> In area of light jungle - By Manual Means<br>

3.2 : Excavation in ordinary rock using manual means including loading in a truck and carrying of excavated material to embankment site with in all lifts and leads upto 1000 metres <br>By Manual Means <br>

12.3 : Sand Filling in Foundation Trenches as per Drawing & Technical Specification

1.2 : Loading and Unloading of Boulders by Manual Means

56.12.c : Total station surveying and preparation of site plan in hilly terrain.

2.2.1 : Earth work in rough excavation, banking excavated earth in layers not exceeding 20 cm in depth, breaking clods, watering, rolling each layer with 1/2 tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead up to 50 m and lift up to 1.5 m:All kinds of soil

2.7.1 : Earth work in excavation by mechanical means (Hydraulic excavator )/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.Ordinary rock

4.3.1 : Centering and shuttering including strutting, propping etc. and removal of form work for:Foundations, footings, bases for columns