Public Works Department Tender

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

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

Tack coat using hot straight run bitumen of grade VG-30 on bituminous surface Providing and applying tack coat using hot straight run bitumen of grade VG-30, including heating the bitumen, spraying the bitumen, cleaning and preparing the existing road surface as per specifications: On bituminous 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

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.

Restoration of Rain Cuts: Restoration of rain cuts with soil , moorum gravel or a mixture of these, clearing the loose soil, benching for 300 mm width laying fresh material in layers not exeeding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawings and MoRD technical specification Clause 1902 B. Mechanical Means

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.

Maintenance of Earthen shoulder (Stripping of excess soil): Stripping excess soil from the shoulder surface to achieve the approved level and compacting with plate compactor at OMC as per drawing and MoRD technical specification Clause 1903.

Surface Drains: Construction of unlined surface drains of average cross- sectional 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.

Excavation in Soil using Hydraulic Excavator and Tippers with disposal upto 1000 m: Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections and transporting to the embankment location with all lifts and lead upto 1000 m as per MoRD Technical Specification Clause 302.3.

Construction of Embankment with Material Obtained from Borrow Pits: Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 10000 m as per MoRD Technical Specification Clause 301.5.

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 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.

Supplying of brick bats (Ist Class) & laying the same in road depression & streatches etc spreading one layer of soil to make it good to proper grade & camber and consolidation as per direction of the Engineer in Charge.

Manufacturing & supplying of machine made PVC wire crates chain link type made by S.W.G PVC wire bearing 12/10 SW , GI wire inside the PVC wire, size of cage 1500 mm. X 600 mm. X 450 mm. 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)

Labour charge for filling/packing of mixed class brick bats in S.W.G PVC wire crates of size of 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.

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

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 (using jhama 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)