Public Works Department Tender

a) By mechanical means

b) Mechanical transport upto a distance of 5.00 Km

Filling in foundation trenches as per drawing & MORD technical specification clause 305.3.9, 1200. I) Sand Filling

Providing and laying of 1st class brick bats in different places including compaction as per direction of the Engineer-in-charge.

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MORD technical specification Clauses 802, 803, 804, 805, 806, 807, 900, 1202, 1204 (including centering, shuttering, staging etc. but excluding reinforcement)

a) RCC M 25 Grade Upto 5 m height

b) P.C.C Grade M-20 (1:2:4) Nominal Mix Up to 5 m height

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centering, shuttering, finishing and reinforcement- -All work upto plinth level: 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering --All work upto plinth level:

i) 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)a) Spillway

ii) 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 40 mm nominal size) a) CC block Spillway

iii) 1:4:8 ( 1 Cement: 4 fine sand : 8 graded stone aggregate 40 mm nominal size) a) For abutment wall

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in substructure complete as per drawings & MoRT&H technical specification Clauses 1600, 2200.

Centering shuttering including struttings, propping etc. and removal of form work for: a) Foundations, footings, bases for columns.

Curtain grouting with cement slurry in grout hole of 76mm. dia to 98mm. dia under foundation of earthen dam for a depth below ground level up to 12 meters and starting from the level of 2 meter below ground level as per standard specification and as per direction and satisfaction of the Engineer-in-charge. L.S.

Providing & laying 200 mm thick coarse filter (well graded stone aggregate) including supply of materials complete as per direction of the Engineer - in- Charge.

i) Stone aggregate of size 12.5 mm

ii) Stone aggregate of size 20 mm

Providing & laying of stone boulder of 200mm & above in different places including compaction as per direction of the Engineer - in- Charge.

Supplying testing and installation of Woven jute Geotextile (JGT) by special water repellant treatment having pore size (O90) 300 to 400 micron & untreated weight of 760 gsm thickness 2 mm width 1000 mm tensile strength 21 KN/mtr(in wrap direction)X21 KN/mtr(in weft direction) strain at breeak 10%(both in wrap and weft directions) over a prepared bed and providing side lapping of 150mm and horizontal lapping of 250mm duly secured to slope of embankment by U-shaped M.S staples(11gauge) at an interval of 750 mm as per direction of Engineer - in- Charge. The rate is including of preparation of bed and inclusive of all Govt taxes duties cess as leviable transportation from a reputed jute mill at/near Agartala to the work site upto 100km loading & unloading and storage of the material at site etc complete(Payment to be made on the basis of measurement on finished surface)

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope , verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per MoRT&H Technical Specification clauses of section 300.

Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches removing the roots and stacking of serviceable material and disposal of unserviceable material.

i) Beyond 30 cm girth upto and including 60 cm girth.

ii) Beyond 60 cm girth upto and including 120 cm girth

Construction of road side pucca drain with M10 (1:3:6 with jhama brick aggregate) to specified lines, grades, levels and dimensions as per approved design and MoRD Technical Specification Clause 307, 1606. Excavated material to be used in embankment at site. (including centering, shuttering, etc. but excluding reinforcement) Kerb & Channel drain (top clear width 600 mm, bottom clear width 150 mm and clear depth of 200 mm) In Ordinary Soil

Providing and laying different dia rigid UPVC pipes of Working Pressure 2.5 kg/4.0 kg/ sq.cm. complete with necessary coupler and solvent cement as per CPWD Specification & direction of Engineer-in-charge. 140 mm dia

Placing of sand cement/cement concrete blocks of size 0.45m X 0.45m X 0.30m in slope of river bnak and in river bed including preperation of bed or launching apron as per direction of the Engineer - in- Charge. Cement concrete block