Chavandi to Oottuvila Irakkam

Appendix B : Formation of road and construction of Protection wall

2.2.2.A:Clearing and Grubbing Road Land Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (II) By Mechanical Means (A) In area of non-thorny jungle

11.4.1.1:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 I. P.C.C grade M 10 (i) Nominal mix 1:3:6

11.4.4:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 IV. R.C.C grade M 20

11.8:Supplying, fitting and placingTMT bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

7.9.3:Laying Reinforced Cement Concrete Pipe NP3 as per drawing and technical specification Clause 1402.6 Providing and laying reinforced cement concrete pipe NP3 on first class bedding of granular material in single row including fixing collar with cement motar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. 3 750 mm dia

11.4.3.1:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203<br>III. P.C.C. grade M 20 (i) Nominal mix (1:2:4)

DAR items

60.7.1:DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD2141/2025-2026:Supplying and stacking quarry muck for dumping works- Supplying at site of work quarry muck for measurement including all cost, conveyance, loading and unloading charges all other incidental harges all leads and lifts etc. complete as per the direction of the departmental officers at site. ( Based on vide TS no. : 700/2024-2025 Dated : 22/10/2024)

OD2142/2025-2026:Conveyance and dumping of departmental Quarry muck-Conveyance of departmental quarry muck from stack at site and dumping in position and compacting with plate compactor to achieve the desired density and as per approved design including all leads and lifts etc. complete as per the direction of the departmental officers at site. ( Based on vide TS no: 700/2024-2025 Dated : 22/10/2024)

60.7.2:DR PACKING Under foundation - Dry stone packing under foundation with good quality blasted rubble including conveyance of material and labour charges etc. complete as per direction of departmental officers at site.

50.10.1:Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete