Construction of Depot at Attanthangal for the Diesel Buses transferred from the Depots, which are proposed for E-Buses Operation.

300mm dia pile

0.0m to 2.0m depth

2.0m to 3.0m depth

3.0m to 4.0m depth

Refilling with excavated earth other than crushed stone sand with an initial head load of 100 mts. and depositing the earth as shown by the departmental officers in layers of not more than 15 cm thick well rammed, watered and consolidated etc. complete complying with standard specification

Supplying and Filling with M - sand in foundation and others sub structures for 100mm thick and well watered, rammed and consolidated by power compacter. The rate includes the cost of M sand, compacting with mechanical compactors, labour charges for leveling, loading & Unloading and Transportation charges etc., complete and as per the standard specification.

Providing Pre construction Anti termite treatment for the building including all chemicals as per standard specifications. Labour charges for preparing the areas for treatment spraying chemicals and other incidential charges etc., complete. The rate shall be inclusive of giving anti-termite treatment to the building for the following four stages including breaking the termite mounds making holes with crow bars at an intervel of 12"to a depth of 8" in the periphery of building and pouring chemicals etc., complete as per ISI 6313-1981 and. The antitermite chemicals used should have 0.5% concentration with 3L solution for the entire operation etc. as directed by the Engineer incharge and including cost of chemicals labour transportion etc., Stage:1 Spraying Anti-termite treatement chemicals solution for the foundation before laying the foundation concrete bottom and sides of the foundation.Stage:2 Spraying anti-termite chemicals solution to the grade beams level spraying has to be done for the grade beams brick masonry in the superstructure in contact with back fill earth.Stage:3 Spraying anti-termite chemicals solution on sand for the flooring before laying the flooring concrete. The treatment has to be carried out on the sand filling the basement after leveling operation is over.Stage:4 Spraying anti-termite chemicals solution around the building outside of the building by making crow bar holes at an intervel of 12" to a depth of 8" around the building before laying the plinth projection. This holes has to be be closed after the treatment.

Supply and filling in foundation and basement with Gravel in layers of not more than 15cm.thick well rammed watered and compacted with surface vibrator, watered and consolidated etc. complete complying with standard specification and as directed by the departmental officers.