Development of road at Gowala Basti infront of High court to Dr. Ajit Bhattacharjee (L_1.15) under the jurisdiction of CSD_ II during the year 2026_2027_ SH_ Grouting, carpeting, Seal coat, Brick work and other allied works.

Maintenance of bituminous surface road using Jhama brick aggregate Repair to pot holes by removal of failed material, trimming the sides to vertical and levelling the bottom, cleaning the same with compressed air or any appropriate method, filled with B.M (using jhama brick aggregate & bitumen of VG-30), after applying prime coat at the bottom and tack coat on sides and on bottom (using bitumen emulsion) and compacting, trimming & finishing the surface to form a smooth continuous surface, all as per MoRD technical specification Clauses 1900, 502, 503 and 504.

Excavation for structure A. With Out Dewatering Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, dewatering, construction of shoring, shuttering & 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 & MoRD technical specification Clause 305.3.9, 1200. I. Sand filling

Providing concrete for plain concrete (using jhama brick aggregate) 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) I. P.C.C grade M 10 (using jhama brick aggregate) (i) Nominal mix 1:3:6

Brick masonry work in cement mortar in foundation completed excluding pointing & plastering as per drawing & MoRD technical specifications clauses 600, 1202 &1203.i)Brick masonry in 1:4 cement mortar.

Plastering with cement mortar (1:4) 12 mm thick on brickwork/CC work including afinishing coatof neat cement punningwith2.75kgof cement per sqm in substructure as per MoRD technical specification Clauses 613.4 & 1204.

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 (viscocity 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 viscocity 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 I).Case - I : By Manual Means A) 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 I) Case - IV : Type D (premix with fine sand) a) Bitumen of VG-30

Seal coat on old bituminous road surface Sand seal coat on old bituminous road surface by applying Viscocity 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.