Construction of SPT Bridge including approaches at Tamulorghuli 16 Mile to Majuli connecting path over river Subansiri under SOPD TSP for the year 2023.24

Amount

Supplying and driving timber pliles 25 cm to 30 cm diameter, dressed to heart wood including marking length every 30 cm interval coal tering two (2) coats with best tar applied hot (rate inclusive of the cost of the required quantity of tar) B.Using Azar/Nahar/Nageswar/Zarul timber. Portion of pile actually driven Under ground.

Supplying and driving timber pliles 25 cm to 30 cm diameter, dressed to heart wood including marking length every 30 cm interval coal tering two (2) coats with best tar applied hot (rate inclusive of the cost of the required quantity of tar) B.Using Azar/Nahar/Nageswar/Zarul timber. Portion of pile remaining above gound.

Supplying , fitting & fixing timber beam and bearing rectanglar in size fitted with M.S etc. supplying spikes etc. as necessary and coal tarring two (2) coats with best tar applied hot as directed (Rate is inclusive of cost of the required of tar) Using Azar/Nahar/Nageswar/Zarul timber

Supplying fitting and fixing “U” shaped flat iron strap making 0.5m X 0.3 m size from 150mm X12mm size MS flat including providing 10 bolts holes and fitting with 0.35 m long 20mm dia.MS bolts including fitting tightly with bearing beam, pile and RSJ beams etc. complete as directed.

Supplying R.S joist and C.I. saddle as per required size and length. RSJ (400mm x 440 mm size) & C.I Saddle (225mmx75mm)

Labour for fitting and fixing RSJ beams, C.I. saddle etc. in position including necessary scaffolding, cutting them to required size, drilling holes and supplying and fixing necessary bolts and nuts, painting two coats) including all lead and lifts from PWD Godown.

Wood work including supplying, fitting and fixing complete with necessary M.S. bolts, nuts nails screws etc. and coal tarring two (2) coats with best tar applied hot. (Rate inclusive of the cost of the required quantity of tar) (Using Azar/Nahar/Nageswar/Sarul Wood a) Undressed in floor planks,

Wood work including supplying, fitting and fixing complete with necessary M.S. bolts, nuts nails screws etc. and coal tarring two (2) coats with best tar applied hot. (Rate inclusive of the cost of the required quantity of tar) (Using Azar/Nahar/Nageswar/Sarul Wood b) In track way planks (alternate nailing to be done with decking in a staggered way.)

Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table (including cost of testing of materials at site and laboratory as directed by the deptt. (a) From private land

Construction of Granular Sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting vibratory roller to achieve the desired density, complete as per Technical Specification Clause 401. For Grading -II materials

Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:4826 and IS:280 in 100 mm x 100 mm mesh (Woven diagonally) including 10% extra for laps and joint laid with stone boulders weighing not less than 40 KG

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front to toe of embankment complete as per drwaing and technical specification A. Stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specification

Dhruba Jyoti Saikia