GENERAL-Bridge Safety-Rehabilitation of Cherai bridge and Puthenthodu bridge(Perumpadanna bridge) in Paravur Cherai road-Rehabilitatation work-General Civil Work

OD61055/2025-2026:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done .

OD65449/2025-2026:Hire charge of boat including boat man, fuel and all other expense etc. complete

OD61051/2025-2026:Drilling holes through the slab and beam for anchoring steel bars.

14.2:Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

16.9:Removal of defective concrete, cleaning the surface thoroughly, applying the shotcrete mixture mechanically with compressed air under pressure, comprising of cement, sand, coarse aggregates, water and quick setting compound in the proportion as per clause 2807.1., sand and coarse aggregates conforming to IS: 383 and table 1 of IS: 9012 respectively, water-cement ratio ranging from 0.35 to 0.50, density of gunite not less than 2000 kg/cum, strength not less than 25 Mpa and workmanship conforming to clause 2807.6.

OD61053/2025-2026:Guniting concrete surface with cement mortar applied with compressor after clearing surface and spraying with epoxy complete as per technical specification

2.4.4.D: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 all lifts and lead of 1000 metres Dismantling Stone Masonry - Dry rubble masonry

OD261551/2025-2026:DRY 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 using department stone(60.7.2)

OD261493/2025-2026:Dry rubble masonry (without concrete levelling course) with good quality blasted rubble (without bond stone) and packing to compactness to lines and levels cost and conveyance of all materials labour charges etc.complete as per departmental officers at site