373/G/BSP 2/2nd call/dated 28.10.26

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with including all leads and lifts and as per relevant clauses of section-200 in (i) Lime / Cement Concrete (A) Lime Concrete, cement concrete grade M-10 and below

(B) Cement Concrete Grade M-15 & M-20

(C) Prestressed / Reinforced cement concrete grade M-20 & above

(ii) Brick/ Tile work (A) In Lime mortar

(B) In cement mortar

(iii) Stone Masonry (A) Rubble stone masonry in lime mortar

(B) Rubble stone masonry in cement mortar.

Excavation for Structures (F.arth 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 and backfilling with approved material.) as per section 304. (I) Ordinary soil (i) Upto 3 m depth

(ii) 3 m to 6 m depth

Sand Filling in Foundation Trenches as per Drawing & Technical Specification as per section 304.

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications as per section 1500,1700 & 2100. (A) Using batch type concrete mixer with integrated weigher. (i) PCC Grade M15

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification 710.1.4 of I.R.C. 78 and 2200 (i) Granular material

Brick masonry work in 1:3 in sub-structure complete excluding pointing and plastering, as per drawing and technical specifications as per section 1300 and 2200.

Pointing with cement mortar (1:3) on brick work in substructure as per Technical specifications section 1300 and 2200.

Plastering with cement mortar (1:3) on brick work in substructure as per Technical specifications section 1300 and 2200.

Providing and laying Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications section 1500, 1700 and 2200 (A) Height upto 5m (a) Using batch type concrete mixer with integrated weigher. (ii) P.C.C. Grade M-20

(D) Height upto 5m (a) Using batch type concrete mixer with integrated weigher. (i) R.C.C. Grade M-20

Supplying, fitting and placing HSD (High Strength Deformed Steel) bars reinforcement in sub-structure complete as per drawing and technical specifications section 1600 and 2200.

Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per latest IRC-5 & IRC-6 , approved drawings and technical specifications as per relevant clauses of section 1500, 1600, 1700 and 2703.

Providing, fitting and fixing mild steel protective screen on crash barrier (minimum 1.20 M above concrete) with vertical (minimum 0.30M embedded in concrete and 2M C/C) and horizontal member of ISA 40x40x6 mm, inclined bracing of ISA 35x35x6 mm with welded wire mesh of aperture 50x25mm and MS Flat 25x5mm to fix welded wire mesh including all fittings, staples and application of priming coat of red oxide chromate complete as per approved drawing and technical specifications

Repair of R.C.C. railing: Carrying out repair of RCC M-30 railing to bring it to the original shape complete. (It is assumed that damage to th(R CC railing is to the extent of 10 percent)

Repair of steel railing: Repair of steel railing to bring it to the original shape complete. (It is assumed that damage to the steel railing is to the extent of 10 percent)

Providing and fixing guard stones 200 x 200 x 900 mm made of precast RCC M20 grade fixed at 300 mm into the ground in P.C.C. 1:3:6 blocks of size 400 x 400 x 400 mm and given two coats of paint with white and black bands including excavation.

Providing and laying Reinforced Cement Concrete pipe NP 4 / prestrssed concrete pipe on first class bedding (Laying Reinforced cement concrete pipe NP4/prestressed concrete pipe for culverts on first class bedding of granular material including fixing collar with cement mortar 1:2 and bedding aas per clause 2904 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets . ) (A) 600 mm dia

(B) 900 mm dia

Construction of RCC open drain (a) Construction of RCC open drain with width 1.0m or 0.8 m (inside dimension) and average depth from inlet to outlet 1.0m or 0.8m (maintaing slope as per site conditions) with 150 mm thick RCC M-25 walls, 150 mm thick RCC M-25 bottom slab, over 100 mm thick (Av.) levelling course in PCC M-15 including excavation, dressing of sides and bottom, providing HYSD reinforcement consisting of 10mm dia horizontal bars @150 mm c/c and U-shaped 10 mm dia bars @150 mm c/c including cutting,bending and binding wires, placing in position, providing shuttering and concreting by using cocrete mixer , compaction by vibration etc complete as per drawings and technical specifications. (i) 1.0 m width x 1.0 m average depth

(ii) 0.8 m width x 0.8 m average depth

Construction of RCC open drain (b) Construction of RCC open drain with width 0.60m or 0.45 m (inside dimension) and average depth from inlet to outlet 0.60m or 0.45 m (maintaing slope as per site conditions) with 120 mm thick RCC M-25 walls, 120 mm thick RCC M-25 bottom slab, over 100 mm thick (Av.) levelling course in PCC M-15 including excavation, dressing of sides and bottom, providing HYSD reinforcement consisting of 8 mm dia horizontal bars @ 150 mm c/c and U-shaped 8 mm dia bars @ 150 mm c/c including cutting,bending and binding wires, placing in position, providing shuttering and concreting by using cocrete mixer , compaction by vibration etc complete as per drawings and technical specifications. (i) 0.60 m width x 0.60 m average depth

(ii) 0.45 m width x 0.45 m average depth

Providing and laying Pre cast RCC slab over RCC drain of required size made of grade RCC M-25 with 50mm dia perforation @ 600mm c/c in two rows in zig-zag pattern as per structural drawing including transportation of pre cast segements to work site and placing over drain as instructed by Engineer-in-charge. (i) Slab with reinforcement 1 Omm dia at 150mm c/c both ways (A) 690 mm wide and 120mm thick (for drain 450 x 450 mm)

(B) 840mm wide and 150mm thick (for drain 600 x 600 mm)

(ii) Slab with reinforcement 12mm dia main bars at 150mm c/c and 10mm dia distribution bars at 150mm c/c (A) 1.10 m. wide and 150mm thick (for drain 800 x 800 mm)

(B) 1.30 m. wide and 150mm thick (for drain 1000 x 1000 mm)

Granular Sub-base as per Table:- 400-1 Construction of granular sub-base by providing graded Material, , carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface watering, rolling and compacting with vibratory power roller at OMC to achieve the desired density, complete as per clause. Plant mix method (with Mechanically crushed stone only) (a) For Sub-base cum drainage layer or upper sub-base with (i) Grading-III Material

(B) For Lower Sub-base with (i) Grading-V Material

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate 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 in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density as per clause 406.)

Prime coat (Providing and applying primer coat with oil based bitumen emulsion (SS-1, grade confirming to IS:8887) on prepared surface of granular Base including clearing of road surface and spraying primer using mechanical means as per clause 502. (i) On WBM/WMM surface @0.85 Kg/sqm.

Tack coat Providing and applying tack coat with bitumen emulsion (RS-1, grade confirming to IS:8887) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per clause 503. (i) Bituminous surface @ 0.25 kg/Sqm

(ii) Granular surfaces treated with primes @ 0.30 kg /Sqm

Bituminous Macadam (Providing and laying bituminous macadam as per clause 504 with mixed prepared in minimum 40-60 TPH capacity hot mix plant using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction) (B) With mechanical paver finisher (ii) for Grading-II(19 mm nominal maximum size, bitumen content 3.4%

Close Graded Premix Surfacing/ Mixed Seal Surfacing (Mechanical means using minimum 40-60 TPH capacity of HMP. Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness using bitumen to the 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 Smooth wheeled roller 8-10 tonne capacity, and finishing to required level and grade, complete as per clause 508) (II) With mechanical paver finisher (A) With bitumen (ii) Type B ( 13.2 mm to 0.09 mm size aggregates )

Surface Drains in Soil (Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of 50 meters (average lead 25 meters)

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