Public Works Department Tender

Providing and laying tack coat using hot straight run bitumen of grade VG- 30, including heating the bitumen, spraying the bitumen, cleaning and spreading the existing road surface as per specifications: On W.B.M @ 0.75 kg/ Sqm.

Providing and laying tack coat using hot straight run bitumen of grade VG- 30, including heating the bitumen, spraying the bitumen, cleaning and spreading the existing road surface as per specifications: On bitumen surface @ 0.50 kg/ Sqm.

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 Manual 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

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 50m, 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 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 Engg-in-charge and all as per MoRD technical specification Clause 1900, 502, 503 and 504.

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. (B) Driven at least 900 mm below ground and 900 mm above ground on average

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.