MLA-SDF 2024-25 - OLLUR LAC- BRIDGE CONSTRUCTION OF MUDIKODE KOOTTALA ROAD ,WARD 21 PANANCHERY GP

Bridge Maintenance

2.5.2.A:Dismantling of Structures<br> 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 m as per Technical Specification Clause 202.<br>(II) By Mechanical Means <br> (A) Cement Concrete

3.5.2:Excavation in Soil with Dozer with lead upto 100 m <br> Excavation for roadway in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 m, including trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections.

4.11.2:Granular sub-base/base/surface course with local materials (Table 400.13) by mix in place method normal. Construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per Clause 401.4 as per Technical Specification Clause 408. <br>(ii) Using Gravel mix soil.

11.4.1.2:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203<br> I. P.C.C grade M 10<br> (ii) Nominal mix 1:3.6 (Hand mixing)

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

75.8.1:Providing Plain cement concrete for road work CC 1:2:4 (1 cement: 2 fine aggregate: 4course aggregate) laid to required slope and camber in panels (@ 3 m c/c) as requiredincluding compaction, finishing and tamping etc .complete. Max. size of courseaggregate not exceeding 25mm , mixed in concrete mixer etc complete as perspecification (i) Nominal mix (1:2:4)

12.5.3:Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204<br> For height upto 5 m <br> III. R.C.C grade M 20

12.5.4:Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 <br> For height upto 5 m <br> IV. R.C.C. grade M 25

12.7:Supplying, fitting and placing TMT bar reinforcement (Fe 415) in substructure complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

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

OD444469/2025-2026:Providing and erecting Name board of 2mm thick M.S sheet duly stove enameled paint and required letters, figures as per MORD specifications of required shade and colour. Supported and welded on two nos. 47mmx47mm of 12 SWG square tube of 3050mm height duly strengthened by 25mmx5mm MS flat iron on edges on back firmly fixed to the ground by means of properly designed foundations with M-15 grade cement concrete 450mmx450mmx450mm below ground level as per approved drawing and Technical Specification Clause 1701(10.4.B Mod)