CA No CWE/HILLS/EWS/11 of 2020-21 SPECIAL REPAIR TO CERTAIN ROADS AT JOSHIMATH UNDER GE 871 EWS

Amount

M&L for 100mm thick cement concrete1:3:6 type C-2, as in sub base (using 40 mm graded crushed stone aggregate), complete all as specified and directed.

M& L for 200mm thick PQC controlled (quality)cement concrete of minimum flexural strength of 40 Kg per Sq cm in field at 28 days lower control limit (LCL) in pavement slabs using minimum 400 Kg of cement per cubic metre laid in bays to required gradient and camber including necessary form work and using polyester triangular fibres @ 0.25% by wt of cement complete all as specified and as directed. Note:- (i) No deduction shall be made in computing concrete quantity for construction and dummy joints (Contraction joints). However deduction shall be made for expansion joints. (ii) Polyster triangular fibres shall be measured and paid separately. (iii) Minimum cement content per cubic metre of concrete shall be 400 Kg per cum. However actual cement content shall be worked out as per design mix and nothing extra shall be admissible on this account. (iv) The rate quoted shall be inclusive of use and waste of form work for total thickness. (v) All type of joints shall be measured and paid separately. (vi) Only Ordinary port land cement shall be used for PQC work.

Supply only Polyester triangular fibres shall be 6/12 mm long with circum circle diameter of 30-35 microns, designed for melting point of 240-260 degree Celsius & having specific gravity 1.34 - 1.40 complete all as specified and directed.

M&L for forming 12mm thick expension joints, preformed bituminous filler and top 30mm primed and sealed with sealing compound, grade 'B', thickness of slab 200mm complete all as specified and directed.

M&L for forming construction joints 30mm deep x 10mm wide, filled with 'B' grade sealing compound, thickness of slab 200mm complete all as specified and directed.

M&L for finishing surface of concrete roads, pavements by brooming complete all as specified and directed.

M&L for hardcore of broken stone or boulders of gauge not exceeding 63mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface, complete all as specified and directed.

M&L for forming contraction (Dummy) joints 50mm deep x 10mm wide, filled with 'B' grade sealing compound complete all as specified and directed.

Excavation in trenches in hard / dense soil, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exc 10 sq m on plan and not exc 1.5 m in depth and getting out complete all as specified and directed.

M&L for PCC 1:4:8 type D-2 using 40 mm graded crushed stone aggregate as in foundation filling / mass concrete, complete all as specified and directed.

S&F 450mm bore dia reinforced concrete pipes, class NP-2, laid and jointed complete with collars complete all as specified and directed.

M&L for 10 mm thick rendering in cement mortar 1:4 on fair face of concrete surfaces, surface finished even and smooth without using extra cement complete all as specified and as directed.

M&L for cement concrete 1:3:6 type C-2 using 40 mm graded crushed stone aggregate as in surface channels and drain complete all as specified and directed.

Returning, filling in any type of soil, including spreading, levelling, watering and well ramming in layers n.exc 25cm thick complete all as specified and directed.

Demolition cement concrete (Unreinforced) in any description and in any position not otherwise specifically provided for complete all as specified and directed.

M&L for precast cement concrete block masonry with solid blocks exc 10 cm in width and setting in cement mortar 1:6 using PCC 1:3:6 type C-1 precast cement concrete blocks complete all as specified and directed.

M&L for framed work as in grills, gratings etc. with ends of bars shouldered and / or rivetted, or forged into spikes; framed guard bars; barred iron door, railings and similar work conforming to Fe 410-0 or Fe 310-0 complete all as specified and directed.

M/S Swarn Constructions