Periodical renewal of PMGSY handed over Road from Kalamchowra to Veluarchar (Link no T02) (L-4.709 km)under Boxanagar Block during the FY2025 26Striping excess soil WBM2 WBM3 Carpeting SealCoat Puccadrain and otherallied works JobNoTP/COM/92/2025 26

Earthwork

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.

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.

Granular Sub-bases, Bases (Non-Bituminous) and Shoulders

Water Bound Macadam Sub-Base / Base using Jhama Brick Aggragate 1) WBM Grading - 2 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- 2 as per MoRD Technical Specification Clause 405. A) By Manual Means

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. A) By manual means

Bases and Surface Courses (Bituminous)

Prime Coat (i) 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 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503.

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 (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

Drainage works

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 3m 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. II. Brick masonry in 1:4 cement mortar

Plastering with cement mortar (1:4) 12 mm thick on brickwork/ C.C. work including a finishing coat of neat cement punning with 2.75 kg of cement per sqm in substructure as per MoRD technical specification Clauses 613.4 & 1204.

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) B. Trapezoidal drain (top clear width 600 mm, bottom clear width 300 mm and clear depth of 400 mm) i) In ordinary soil