Public Works Department Tender

Water Bound Macadam Sub-Base / Base using Jhama Brick Aggragate 1) WBM Grading 3 Providing, laying, spreading and compacting 53 mm to 0.075 mm jhama brick aggregates 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 appropriate method including screening, cleaning of aggregates; annd filling up with jhama chips using bitumen of VG-30 @ 54 Kg per cum 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 required 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 1900,502,503,504.

Tack coat using hot straight run bitumen of grade VG30 on WBM Providing and applying tack coat using hot straight run bitumen of grade VG30 including heating the bitumen , spraying the bitumen, cleaning and preparing the existing road surface the existing road surface as per specification on WBM @ 0.75 kg / sqm

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 penetration 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 (60/70 Grade)VG-30

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 (60/70 Grade)VG-30

Construction of toe walls for protection of slopes (including centering, shuttering staging etc. but excluding reinforcement) Cement concrete grade M 10 in case of concrete block pitching, 1:3:6 (using jhama brick aggregate )

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 1000 m as per MoRD Technical Specification Clause 301.5.

Excavation for Structures.( A ) Without dewatering.Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material.I Ordinary Soil.( i ) Upto 3 m depth

Filling in foundation trenches as per drawing.( i ) Sand filling

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement).II P.C.C grade M 10 ( i ) Nominal mix 1 : 3 : 6

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement).( VI ) RCC grade M25.( i ) Upto 5m height

Supplying, fitting & placing Thermo- Mechanically treated bar/ Cold twisted deformed steel bar in substructure complete as per drawings & MoRD technical specification Clauses 1002, 1005, 1010 and 1202.

Providing weepholes in brick masonry/ stone masonry, plain/ reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0 Kg/cm2 pressure) extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRD technical specification clauses 614, 709, 1204.3.7.

Providing & laying filter media with jhama brick aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil & bigger size towards the wall & providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete as per drawing and MoRD technical specification clause 1204.3.8.