Public Works Department Tender

Manufacturing and supplying of machine made PVC wire crates chain link type made by SWG PVC wire bearing 12/10 SW GI Wire inside the PVC wire, size of cage 1500 mm x 600 mm x450 mm having square mesh of 80 mm x 80 mm 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 % unclass) including carriage loading and 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 1500 mm x 600 mm x 450 mm fastening with SWG GI wire and placing in river bed/slope properly as per direction of the Engg-in-Charge.

Road side Pucca drains.: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) :Trapezoidal drain ( top clear width 600 mm, bottom clear width 300 mm and clear depth of 400 mm):In Ordinary Soil

Water Bound Macadam Sub-Base / Base using Jhama Brick Aggragate:WBM Grading 3: 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.:By Manual Means

Patch repairing/ Maintenance of bituminous surface road using Jhama brick aggregate & Viscosity Graded bitumen (VG-30):Repairing pot-holes and making up small depressions with ramming or power rolling after removal/ disposal of disintegrated materials within a lead of 50 m, cutting pot holes to regular shapes with vertical edges and levelling the bottom, cleaning the same with compressed air or any other appropriate method including screening, cleaning of aggregates; and filling up with with jhama chips using bitumen of VG-30 @ 54 kg per m3 of loose volume of jhama brick chips, after applying tack coat of bitumen on sides and bottom @ 0.75 kg/ sqm and finishing the top of repaired surface levelled with adjoining area in proper grade and camber including spreading of sand @ 0.006 cum/sqm of prepared road surface as per direction of the Engineer-in-Charge and all as per MoRD technical specification Clauses 1900, 502, 503 and 504.

Prime Coat: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 Clause 503.

25 mm thick Open-Graded Premix Carpet using Bituminous (Viscosity grade/ modified bitumen) Binder:Providing, laying and rolling of open-graded premix carpet of 25 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 - II : By mechanical Means: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.:By Manual Means:Case - IV : Type - D