Urgent repair works to the retaining wall of Koorikuzhi Bridge

Amount

Appendix A:- Retaining Wall

2.4.2.A: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 Cement Concrete Grade M-15 & M-20 - By Mechanical Means

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

12.1.B.1:Earth 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. Ordinary Soil - Depth upto 3m - Mechanical Means

12.4:Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

12.8.1.C.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications RCC Grade M20 - Using Concrete Mixer

12.40:Supply, Fitting and Placing un- coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications

od11485/2020_2021/RD:Dry stone packing under foundation with good quality blasted rubble including conveyance of material and labour charges etc. complete as per the direction of departmental officers at site.

OD69527/2022-2023:Driving down coconut pile to lines and levels through soft to medium clay soil strata including all hire charges and labour and all other appliances necessary for pile driving down after pointing the bottom end. Details for one post of 6m long 15 numbers per day 6x15 =90 m . Details for 90m length.

OD69528/2022-2023:Cutting and removing the excess length of wooden/Coconut piles to lines and levels and removing the cut end of piles and stacking within 150m

OD99282/2021-2022:Supplying and stacking well matured straight coconut post having avg diameter on 25cm for driving down through various strata below bed level including cost conveyance labour charges etc complete

od11489/2020_2021/RD:Providing and construction of a Gabion structure for retaining earth with segments of wire crates of size 7 m x 3 m x 0.6 m each divided into 1.5 m compartments by cross netting made from 4 mm galvanised steel wire @ 32 kg per 10 sqm having maximum tensile strength of 300 Mpa conforming to IS: 4826, woven into mesh with double twist , mesh size not exceeding 100 x 100 mm , filled with boulders with least dimension of 200 mm, all loose ends to be tied with 4mm galavanised steel wire.

3.16:Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2.

3.17:Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300-2.

9.1:Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days

14.1.A.1:Furnishing and Placing Reinforced Cement Concrete Grade M20 Using Concrete Mixer in super-structure as per drawing and Technical Specification

OD126622/2023-2024:Filling up pot holes with bituminous ready mix compound (25 kg bag) and compacting by ramming to get a compact surface including cost of material, laying charges, transportation etc.

55.16:Providing and fixing guard post Providing and fixing guard post of size 200mmx200mm, 1400mm long, 800mm above ground level and 600mm below GL. casted in M20 Grade concrete reinforced with 4 nos of 8mm dia longitudinal bars and 6mm dia stirrups @ 100mm c/c, firmly fixed in position by means of foundation of size 0.5mx0.5mx0.7m in M15 grade concrete below ground level including painting 2 coats on exposed surface with synthetic enamel paint in alternate white & black band 20cm wide

Bidder Name

HARIKUMAR V