GENERA Improvements and Urgent side protection work of slipped portion at km 3 900 and Construction of dip culvert at various chainages of Karappara road and Urgent flood damage repair work at Ch 7 100 removal of slipped earth between Ch 8 000 an

Culverts, Dips, Retaining walls, etc

12.1.A.1 : Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. Ordinary Soil - Depth upto 3 m - Manual Means

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

12.1.2.B : 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 Rock (not requiring blasting ) - Depth up to 3 m - Mechanical Means

12.1.2.A : 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 Rock (not requiring blasting ) - Depth up to 3 m - Manual Means

OD280081/2022-2023 Providing 20mm dia dowel bars with TMT rods 2.00m long and 0.80 m into the rock and 1.20 m (0.8m +0.4m) into the concrete @1.00m c/c wherever found necessary as per the technical drawing including cost of materials, labour charge conveyance etc. complete

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.A.1 : Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15

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

12.8.1.C : Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications <br> RCC Grade M20 - Using Concrete Mixer - (Without formwork) <br>

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

3.11 : Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.

OD280093/2022-2023 Back filling behind retaining wall, abutment, wing wall and return wall complete as per drawing and Technical Specification with department earth obtained from earth work excavation and excess earth removed from road berm

4.2.A.2 Construction of granular sub-base by providing graded material, spreading in uniform layers with a motor grader on a prepared surface, mixing by mix in-place method with rotavator at OMC, and compacting with a vibratory roller to achieve the desired density, complete as per clause 401. Grading-IV - For lower sub-base - Mix in Place Method

8.4.1 Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminum sheeting, 2 mm thick/aluminum composite material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 90 cm equilateral triangle

55.10.01 Providing and erecting retro-reflectorised Object Hazard Marker 300mm x 900mm Providing and erecting retro-reflectorised Object Hazard Marker sign with 07 years warranty, manufactured as per IRC 67 USING Type IV ASTM D 4956-09 micro prismatic retro reflective sheeting fixed over aluminium sheetig, 2 mm thick / aluminium composit material sheeting 4 mm thick with suitable back support frame and supported on a mild steel angle iron post 75mmx75mmx6mm, firmly fixed 30cm above ground level by means of properly designed foundation with M 15 grade cement concrete 30cmx30x45cm, 45cm below ground level including painting all non-reflective faces with epoxy paint 2 coats over epoxy primer as per approved drawing and clause 801. 300 mm x 900 m

8.5 Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with area not exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.

8.14.1 Reinforced cement concrete M15 grade Kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc. 5th Kilometre stone ( precast)

8.14.2 Reinforces cement concrete M 15 grade Kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc Ordinary kilometer stone ( precast)