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| 1 | Rate for excavating trenches of 1x0.45x0.30 mtrup to a depth of 165cms. and back filling the excavated trenches after laying the HDPE/PLBpipe with or without protection. |
| 2 | i) Non-Rocky Soil |
| 3 | ii) Rocky -Soil |
| 4 | iii) Rocky- Hard Rock(Those works were Explosion, breaker, chiseling are involved) |
| 5 | Laying of HDPE pipes/PLB Coils, coupled with HDPE socket and drawing 6 mm PP rope. |
| 6 | Horizontal direction drilling for laying of U/G,PLB/HDPE pipes to standard depth of 1.65 mtr as specified in laying practises of OF cable by HDD method |
| 7 | Laying and fixing of 65mm/40mm GI/DWC Pipes in the trenches with HDPE Pipe/coil inside and drawing PP rope. |
| 8 | Laying and fixing of 65mm/40mm GI pipes/GI troughs on bridges and culverts with HDPE Pipe/PLB coil inside and drawing PP rope. |
| 9 | Laying and fixing of full round DWC pipe of63 /51mmdiameter on bridges and culverts for extra protection with HDPE Pipe PLB/HDPE/ Coils already laid. |
| 10 | Providing RCC Protection at Site to HDPE /PLB OR G.I. Pipes reinforced by Weld Mesh & Drawing of P.P. Rope. |
| 11 | Opening of Manholes, replacing 6mm PP Rope, Pulling of24F O.F. Cable, Sealing of HDPE Pipes by Rubber Bushes in Manholes, Proivding HDPE/RCC Split Pipes in Manholes/back filing of manholes. |
| 12 | Digging of pit for jointing chamber, construction of brick Chamber, and filling of brick chamber with clean sand, supply and placing of Pre-cast RCC Slabs on brick chamber, and back filling of jointing pit. |
| 13 | Digging of Pit (1.5m x 1.5m x 165cm) for jointingchamber, supply & fixing of precast RCC chamber (Ring with 60cm height, 100cm outer dia, 5cm wall thickness with bottom and top cover), filling of RCC chamber with clean sand, placing of precast RCC slabs on RCC chamber and back filling of jointing pit( All material required for precast RCC chamber and sand shall be arranged by the contractor). Generally the top level of the chamber may be maintained 0.5m below the grounded level. Sample piece quality to be checked and ensured in all item to be supplied by vendor/contractor |
| 14 | Digging of pit 1 meter towards jungle side on each manhole/joint chamber for fixing of route/joint indicator, fixing and concreting of routes/joint indicator. Painting and sign writing of route/joint indicators. |
| 15 | Supply of RCC Route/Joint Indicator with Supply 125Cms height and as per specification (attached) SSAs are requested to compare the SOR for the same item available in NOFN tender and consider whichever is lower. |
| 16 | Recovery of empty Cable Drum |
| 17 | Splicing / Termination of 24 F Optical Fibre Cable |
| 18 | GPS mapping with longitude/latitude (with +/-0.5m accuracy) at every 10 meter of trench/ Turning/Road/Railways/Water pipeline/Gas pipeline/ Canal Crossings, HDD entry/exit/coupler points, ERM, RCC route Indicator, Joint Indicator/ Manholes, major landmark etc, Documentation (6 copies of documents for each route /section=one set) |
