WBSDB/EE/ CED-IV/NIT-30(e)/2025-26 SL-07

Laying and Jointing PVC Pipe. Heading

Picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed. (a) By manual means (i) From 25 mm to 50 mm thick.

Excavation for Structures Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 for Rural Roads of MORD 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.

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks / ply wood / steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, crossdrain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction b) where staging is not requied

Controlled Cement concrete with well graded stone chips (20mm nominal size) excluding shuttering and reinforcement with complete design of concrete as per IS : 456 and relevant special publications, submission of job mix formula after preliminary mix design after testing of concrete cubes asper direction of Engineer incharge. Consumption of cement will not be less than 320Kg of cement with super plasticiser per cubicmeter of controlled concrete but actual consumption will be determined on the basis of preliminary test and job mix foumula. Ingroundfloorandfoundation.[using concrete mixture] M 30 Grade (i) Pakur Veriety

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (ii) Grading-I Aggregate (63mm - 45 mm) Using Stone Screening Type B (11.2 mm) B. Manual Means Note :Add cost at site of 1.21 m³ of Grading-I Aggregates & 0.24 m³ Stone Screening Type-B to arrive at the complete rate.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (iii) Grading-II Aggregate (53 mm to 22.4 mm) Using Stone Screening Type B (11.2 mm) B. Manual Means Note :Add cost at site of 1.21 m³ of Grading-2 Aggregates & 0.24 m³ Stone Screening Type-B to arrive at the complete rate.

(c)Supplying and Laying in the specified pattern of Interlocking Concrete Block Pavement (ICBP) with concrete blocks (with concrete grade as specified as per Table I of IS 15658:2006) manufactured in steel mould clamped to a vibreting table by hydrolic pressure as re cl. No. 6.30 of IRC 63(2018) from BIS license manufacturer, with spacer nib (small Protruding Profile on the vertical face of a paver block used as a device for keeping minimum joint gap in between the paving blocks, as per cl. no. 3.26 of IS :15658 )and of specified size and shape with aspect ratio (The ratio of lenght to thickness of a paver block, as per cl. no. 3.3 of IS:15658) as per table 2 of IS :15658 with flexural strength/breaking load as per annexure G of IS : 15658,on the prepared base course of specefied CBR of as per table 1 of IRC SP : 63 (2018) or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35 mm thick ( grading of the bedding sand as per clause 6.5.1 of IRC SP-63) and filling up the gaps in between pever Blocks with joint filling sand (the grading of the joint filling sand will be as per clause 6.5.2 of IRC SP 63) and completing the edges with cut blocks as per Cl. No. 8.7 of IRC SP-63(2018) with proper confinement of bedding and joint filling sand,compaction,levelling and fillng up of the edge gap. 80 mm thick Grey

Supplying, dressing and stacking at site bamboo pins above 5 cm. diameter and upto 7.5 cm. diameter. (DIa. to be measured at mid length).

Driving bamboo pins in standing or flowing water including scaffolding and driving appliances. A) where boats are not necessary

Supplying, fitting and fixing with iron nails half split bamboo wailing pieces (av. dia. of bamboo not less than 5.0 cm.)

Supplying Jhaw / Eucalyptus bullah piles at work site, including dressing and making one end pointed. Note: Diameter of pile to be measured at a distance of 1.5m from the thicker end. (ii)12.5 cm dia.

Supplying, fitting and fixing with iron nails half split bullah wailing pieces and cross pieces etc. complete with cost of all materials and carriage to site. (a) Width of thinner end above 10 cm.and less than 15cm (i) Jhaw / Eucalyptus.

Labour for driving Jhaw / Eucalyptus bullah piles by monkey in all sorts of soil including hoisting and placing piles in position, protecting the pile head with iron ring and cutting and shaping heads before and after driving and including hire and labour for necessary driving appliances and all tackles Note: 1) Payment to be made on the length driven into the ground. Diameter to be measured at 1.5m. from the thicker end. 2) For string staging under specific instruction of Engineer-in-charge or for driving from pontoon or boats, the rate will be enhanced by ` 4.00 per meter. 3) For driving done by pile engine set (without staging) under specific instruction of Engineer-in-charge, the rates will be enhanced by ` 4.00 per meter. 4) For driving done by pile engine set (with heavy staging or from specially made pontoon) under specific instruction of Engineer-in-charge, the rates will be enhanced by ` 7.00 per metre. (ii) 12.5 cm av.diameter.

Coal tarring on wooden surfaces including cost of materials a) One Coat

Supplying empty Cement bags in good condition

Filling empty Cement bags with dry earth or sand, stitching the bag (cost of thread included) and carrying and placing them in position and all incidental charges complete but excluding cost of filling materials, (Earth or sand) and gunny bags.

Earthwork from borrow pits over existing embankment or for repairs to embankment, closing breaches etc. within an initial lead of 30 metre and lift of 1.50 metre Including breaking clods and depositing the same in layers not exceeding 25 cm. and rough dressing etc. complete as per profile.

Extra rate over item number 16 For all kinds of soil for every additional lead of 30 Metres or part thereof beyond the initial lead of 30 metres

Supplying laying fitting & fixing R.C.C. spun pipes and collars with cement mortar (1:3) including fixing the pipes collars with jute, pitch etc. including the cost and carriage of spun pipes at site excluding the cost of collars. (a) Spun pipe-600 dia, NP-2 Grade

Supplying R.C.C.spun pipes collars including loading, carriage, unloading at site. a)Collar-600 dia, NP-2 Grade.

A. Laboratory Investigation: xv) Laboratory Determination of California Bearing Ratio on Disturbed / Remoulded samples as per IS: 2720, Part XVIII. (b) Soaked

B Field Investigation: xii) Field determination of California Bearing Ratio as per IS 2720 (Part XXXI)

Design & Vetted of design by reputed institution

Traffic Survey

Direction and Place Identification Signs with size more than 0.9 sqm size Board. Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision)..

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