Maintenance of internal road of TSR 2nd BN Head-quarter at R.K Nagar (L 1.000 Km) under the PWD (R and B) Khayerpur Sub-Division during the year 2025-26..(Group-II)..(2nd Call).

Dismantling of Brick soling.Dismantling of brick soling, stacking serviceable materials and unserviceable materials separately with all lifts and upto a lead of 500 m by manual means as per MoRD Technical Specification Clause 202.

Compacting original ground supporting subgrade.Loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per MoRD Technical Specification Clause 303.5.2.

Labour charge for Breaking of jhama bats/ jhama bricks/ 1st class bricks..Breaking of jhama bats/ jhama bricks /1st class bricks (including bigger lumps) into metal/chips /aggregates and stacking serviceable materials and unserviceable materials separately as per direction of the Engineer-in-charge with all lifts and upto a lead of 100 m. (ii) Required sizes for GSB (53 mm to 0.075 mm) as per MoRD Technical Specification Clause 401.

Charge for construction of Granular Sub-base.Charge for Construction of granular sub-base by providing well graded material (53 mm to 0.075 mm Jhama Brick Aggregate , Grading-I), spreading in uniform layers with tractor with attachments on prepared surface, mixing by mix in place method at OMC, applying and brooming sand to fill up the interstices of coarse aggregate, watering and compacting with smooth wheel roller to achieve the desired density, complete as per MoRD Technical Specification Clause 401.excluding the cost of jhama aggregate which are available at site only).

Granular Sub-base with Well Graded Material (Table 400.1 ) using Jhama Brick Aggregate. (i) By Mix in Place Method Construction of granular sub-base by providing well graded material (53 mm to 0.075 mm Jhama Brick Aggregate , Grading-I), spreading in uniform layers with tractor with attachments on prepared surface, mixing by mix in place method with rotavator at OMC, applying and brooming sand to fill up the interstices of coarse aggregate, watering and compacting with smooth wheel roller to achieve the desired density, complete as per MoRD Technical Specification Clause 401.

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.

Tack Coat. Tack coat using hot straightr run bitumen of grade VG-30 on WBM. Providing and applying tack coat using hot straight run bitumen of grade VG-30 , including heating the bitumen cleaning and preparing the existing road surface as per specification : on WBM @ 0.75 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. Case - II : 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. Case - II : By Manual Means Case-IV Type D (Premix with fine sand) (I) Bitumen of VG-30

Please Enable Macros to View BoQ information