NIe-T- 55/2026-27 (Sl. No.- 02)

Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work (Reference to MoRT&H's specification clause 304). 13(i) Ordinary soil 13(i)A Manual Means (Depth upto 3 m)

By Mix in Place Method Construction of granular sub-base by providing graded materials such as natural sand/crushed gravel/crushed stone/combination depending upon the required grading , spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator and compacting with vibratory roller to achieveat least 98%of themaximum dry density for the material determined as per IS:2720 (Part 8), complete as per clause 401 desired density, complete as per clause 401 ii) Rate per cum for grading-II Material

Water Bound Macadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniformthickness, hand packing, rollingwith3wheeledsteel/ vibratory roller 8-10 tonnes in stages topropergradeandcamber,applying and brooming requisite type of screening/bindingMaterials tofillup the interstices of coarse aggregate, watering and compacting to the required density (Reference to MoRT&H's specification 404). By Manual Means Grading-1(Table 400-9) Using Screening (Table 400-10) Type-A (13.2 mm aggregate)

Water Bound Macadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniformthickness, hand packing, rollingwith3wheeledsteel/ vibratory roller 8-10 tonnes in stages topropergradeandcamber,applying and brooming requisite type of screening/bindingMaterials tofillup the interstices of coarse aggregate, watering and compacting to the required density (Reference to MoRT&H's specification 404). By Manual Means Grading-2 (Table 400-9) (ii)(b) Using Screening (Table 400-10) Type-B (11.2 mm aggregate)

Supplying and Laying in the particular pattern of cement concrete block pavements with BIS certification and spacer nib of size and shape with aspect ratio as per IS 15658 with cement concrete grade not less than M40 on the prepared base course of specified CBR as mentioned in design and drawing with a cushion of bedding sand of 30 to 50 mm thick (grading of the bedding sand as per clause 6.5.1 of IRC SP-63) and filling up the gaps between two paver block with joint filling sand (the grading of the joint filling sand will be as per clause 6.5.2) complete as per IRC SP - 63 with proper confinement of bedding and joint filling sand, compaction,levelling and filling up of the edge gaps with mortar. Type I, II,III, IV should be as per design requeirment or instruction of E-I-C. c) Type - III (80 mm thickness) inter locking system

Plain/Reinforced cement concrete in open foundation complete all including vibrating and compacting, finishing, curing, sampling, testing etc. as per drawing and Technical Specifications (Reference to MORT&H'sspecifications1500,1700& 2200). PCC Grade M20 Using Concrete Mixer

Dry brick on edge flooring in required pattern with bricks of class designation 7.5 on a bed of 12 mm mud mortar, including filling joints with Jamuna sand, with common burnt clay non modular bricks.

Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth. (a) Single layer boulder soling

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed infoundationand compacted by vibration including curing for 14 days (Reference to MORT&H's specification 2100). (a) 1:3:6 proportion.

Plain/Reinforced cement concrete in open foundation complete all including vibrating and compacting, finishing, curing, sampling, testing etc. as per drawing and Technical Specifications (Reference to MORT&H'sspecifications1500,1700& 2200). PCC Grade M15 (a) 1:2:4 proportion.