Flood Mitigation Scheme-Ghy City

Amount

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of stone masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical Specification Clause 202.

By Mix in Place Method (Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401.. (ii) For Grading-II materials

Water Bound Macadam-III (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading -III as per Technical Specification Clause 405 (A) By manual Means

Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. a) Including Edge block/ Edge restraints

Providing weep holes in masonry/Plain/Reinforced concrete abutment, wing wall/return wall with Heavy Duty 100 mm Dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards draining face complete as per drawing, Technical Specification Section 2700 and as directed by Engineer.

Back filling Providing back filling with granular material behind abutment, wing wall and return wall complete as per drawing, Technical Specification Section 300, IRC: 78 and as directed by Engineer.I) Granular Material

Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction ground supporting embankment subgrade replacement by suitable soil, which shall be paid separately as per Clause 303.5.2 as per Technical Specification Clause 302.3.11

Providing and laying of dry rubble flooring complete as per drawings and technical specifications Clause 1303.3

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A With crushed Stone PCC M15

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork E. RCC M20

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

Excavation for Structures (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. I Ordinary soil A Manual Means (I) Without dewatering (i) upto 3 m depth

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 7mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cx45cmx60cm below level as per approved drawing and sign.(All the steel work must be Tata /Sail/or any other approved brand. 60 cm equilaterial triangle

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 7mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cx45cmx60cm below level as per approved drawing and sign.(All the steel work must be Tata /Sail/or any other approved brand. 60 cm circular

Providing reflective pavement marker with a provision of spike at the bottom with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoSRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance.

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

M/s DBP ASSOCIATES

MREEGENSAHARIAH