Public Works Department Tender

Water Bound Macadam Sub-base/base:-Providing, laying, spreading and compacting jhama brick aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing rolling with three wheel roller 80-100 KN in stages to proper grade and camber, applying and brooming binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading- 3 as per MoRD Technical Specification Clause 405.2) WBM Grading -3,B) By Mechanical Means

Prime coat:-(i) Low porosity:-Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70- 1.00 kg/sqm using mechanical means as per MoRD Technical Specification Clause 502.

Tack coat:-Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surface treated with primer & cleaned with Hydraulic broom as per MoRD Technical Specification

20 mm thick Open-Graded Premix Carpet using Bituminous (Viscosity grade/ modified bitumen) Binder:-Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using Viscosity grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base , including mixing in a suitable plant, laying and rolling with a three wheel 80 - 100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C or Type D as per MoRD Technical Specification Clause 508 Case - I : By Mechanical Means,(I) Bitumen of VG-30

Seal Coat:-Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A or Type B or Type C or Type D as per MoRD Technical Specification Clause 510.A. By Manual Means,Case - IV : Type D (premix with fine sand),(I) Bitumen of VG-30

(i) Surface Drains in Soil:-Construction of unlined surface drains of average crosssectional area 0.40 sqm in ordinary soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3 m and lead of 50 m (average lead 25 m) as per MoRD Technical Specification Clause 307.

Gunny bags:-Providing and placing gunny / polythene (of minimum wall thickness of 500 micron) bags filled with sand (of minmum qty of 0.034 cum) and properly manually stitched to avoid any leakage of sand as per specification.

Wire crates :- Manufacturing & supplying of machine made 4 mm G.I. wire crates chain link type size of cage 1500mm. X 600mm. X 450mm. having square mesh of 80mm. X 80mm. including carrying to the work site as per direction of the Engineer-in-charge ( Weight of each cage shall not be less than 7.80 kg )

Supplying and stacking mixed class brick bats (50% first class & 50% un-class ) including carriage loading & unloading at the site of work complete as per direction of the Engineer-in-charge

Labour charge for filling / packing of mixed class brick bats in S.W.G PVC wire crates of size of 1500mm. X 600mm. X 450mm. Fastening with SWG GI wire and placing in river bed / slope properly as per direction of the Engg-in-charge.

80 mm thick factory made c.c. interlocking paver block of M-35 Providing and laying factory made chamfered edge Cement Concrete paver blocks of required strength, thickness & size/ shape, made by table vibratory method to attain superior smooth finish using PU or equivalent moulds, laid in required grey colour & pattern over 50 mm thick compacted bed of sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with fine sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand in footpath, parks, lawns, drive ways or light traffic parking etc. all complete as per specifications & approval / direction of the Engineer -in-Charge (a) 80 mm thick c.c. paver block of M-35 grade with approved colour, design and pattern

Maintenance of Drains:-The maintenance of drains include erosion, repair,clearing, cleaning, reshaping, regrading, deepening of side drains as well as catch water drains as per MoRD technical specification Clause 1907.

Bats filling:-Collection and supplying of un-class bats in/c carrying loading unloading stacking properly and laying the same in road depressions and stretches in/c spreading of blinding materials and to make it good to proper grade and camber in/c consolidation with wooden or steel hammer as per direction of the Engineer-in-Charge.

Removal of Unsuitable Soil with Disposal upto 1000 m:-Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction ground supporting embankment / subgrade, replacement by suitable soil, which shall be paid separately as per MoRD Technical Specification Clause 303.5.2 and as per MoRD Technical Specification Clause 302.3.11.

Providing and laying of apron with cement concrete blocks of size as per Table 1300.1 cast-in-situ and made with nominal mix of M-15 grade cement concrete (usingj hama brick aggregate) as per drawing and MoRD technical specification Clause 1301 (rate includes preparation of bed,nominal surface re-inforcement and filling of granular material in recesses between blocks).

Single bamboo palasiding/walling of whole 2nd class bamboo (Jati or Bethua) 65 to 75 mm dia and closely packed & driven @ 150 mm c/c including fitting fixing with half bamboo kamis horizontally in three rows with cane or tying with wire complete and struts 1.5 m apart longitudinally and providing bitumen drum sheet walling fixed with nails as per drawing and MoRD technical specification Clause 1302.5 (A). Driven at least 900 mm below ground and 1200 mm above ground on averag

Seal coat on old bituminous road surface:-Sand seal coat on old bituminous road surface by applying Viscosity Graded (VG-30) bitumen @ 1 00 kg per sqm using rubber brush after proper cleaning of the road surface and spreading of river sand @0.06 cum/10 sqm complete as per specification and direction of the Engg.-in-Charge.