42/HDA/EC OF 2026 2027

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). Ordinary soil. (i)A. Manual Means (Depth upto 3 m). Guard wall Ref:- PWD-NH (R)-2019-20, Page No-84, Item No.-13(I)(A)

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's specifications1500,1700 & 2200). PCC Grade M30 , Using Concrete Mixer. Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-185, Item No.-8(F)Case-I)

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 1000 metres, stacking serviceable and unserviceable materials separately (Reference to MoRT&H's specification clause 202). (II) By Mechanical Means Bituminous course. Ref:- PWD-NH (R)-2019-20, Page No-75, Item No.-5(II)A

Supplying and laying polyethene sheet (400 G) in foundation or in foundation trenches. Ref:- CPWD(Vol-I), Pg-40. Code no:7053

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 uniforml ayers with motor grader on prepared surface, mixing by mix in place method with rotavator and compacting with vibratory roller to achieveat least 98%of the maximum dry density for the material determined as per IS:2720 (Part 8), complete as per clause 401 desired density, complete as per clause 401.(v) grading-V Material. Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-99, Item No.-1B(v)

Providing, laying, spreading and compacting graded stone aggregate conforming to the grading of table 400 13 revised vide table2 of IRC : 109 (2015) to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying inuniform layers with paver in sub-base / base course on well prepared surface and compacting with vibratory roller to achievethe desired density. The thickness of a single compacted layer shall not be less than 75 mm.(Reference to MoRT&H's specification 406. Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-106, Item No.-12

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. b) Type - II (100 mm thickness) inter locking system. Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-3 of 2nd Agenda, Item No.-B-3

Providing and applying primer coat with cationic bitumen emulsion SS1 grade conforming to IS:8887 on prepared porous granular surface including clearing of road surface and spraying primer using mechanical means (Reference to MORT&H's specification clause 502). (i) On WMM/WBM surface @ 0.70-1.0kg/sqm. Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-110, Item No.-1(A)(i)

Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-111, Item No.-2(A)(i)

Providing and laying bituminous macadam with 100-120 TPH hot mix plant using crushed aggregates of specified grading premixed with approved bituminous binder @ 3.3% (min) for Grading -1 and 3.4% (min) for Grading -2 by weight of total mix , transported to site, laid over a previously prepared base with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction (Reference to MORT&H's specification clause 504).for Grading II (19 mm nominal maximum aggregate size) Layer Thickness 50-75mm. (a) 50 mm compacted thickness Ref:- Derived Rate.(PWD-NH (R)-2019-20, Page No-112, Item No.-3(ii)