Special Repairs from Km 242/8 -252/0 and Km 257/8 -267/4 of NH-948 of Bangalore - Coimbatore Road

Treatment and repairs to Pot holes/ruts and any depth/patch repair of all types of bitumen pavement complete as per Technical specification Clause 3004.2 and as per direction of Engineer by using paving grade bitumen/emulsion/cold ready mix material. The job includes removal of all failed material, trimming of completed excavation to providing firm vertical faces,cleaning of surface, painting of tack coat on ths sides and base of excavation as per clause no 503 back filling the patch with bituminous material as per clause no.509.Compacting trimming and finishing the surface to form a smooth continous surface all as per clause no 3004.2 of technical Specification. (Filling Pot holes and Patch Repairs with BC 40mm (Gr II)

Removable of rank vegetation/weeds and undesirable vegetation from shoulders, embankment slopes upto ROW(both sides) complete in all respects including breaking of clods, rough dressing and disposal of waste material and vegetation at a place outside ROW as per direction of Engineer-in-charge and as per maintenance Standards Clause 3.3 (Frequency will be once in a quarter)

As per Data 2.3 - Clearing and Grubbing Road Land .(Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness.)

Clearing Slab/Box type Culverts and pipe culverts including clearing, cleaning and reshaping of upstream and down stream faces of these culverts with in right of way. The job includes disposal of excess material recovered from site including vegitation outside ROW with all leads and lifts complete in all respect as per direction of Engineer-in-charge and as per maintenance Standards Clause 3.1 (Frequency of cleaning wii be one time in a year i.e before start of monsoon)

Earth work deploying earth moving machinery for desilting channel and forming bund on either side and depositing the earth on banks including jungle clearance etc complete

Span upto 3m

Span 3m - 10m

Span more than 10m

Clearing cleaning, deepening and reshaping of roadside unlined/ kaccha drains and making shallow kaccha lateral drains on shoulders wherever required, including removal and disposal of sediments, extraneous debris and vegetation growth blocking the free flow from site outside ROW with all leads and lifts complete in all respects as directed by theEngineer In-Charge and as per Maintenanec Standard Clause no. 3.1 (Frequency of cleaning in urban areas will be quarterly whereas In rural areas, it will be twice ina year i.e. before and after monsoon.) For surface drains in rural areas Depth upto 0.60m

As per Data 3.25 - Surface Drains in Soil (Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of 50 metres (average lead 25 metres))

Providing spot reconditioning, reconstruction and regravelling to repair specific erosion or other damages for restoring the eroded area to originally constructed cross section on cuts and fills slopes/ shoulders conforming to Technical Specifcations Clause no. 3002. Fiel material should be brought from borrow areas located outside ROW conforming to Technical Specification no. 305 Watered and well compacted With plate Compactor or power rammer with all leads and lifts as directed by the Engineer (Quantity of Compacted Fill material to be measured on cross sectional area basis)

Vibrated cement concrete of grade M15 using ISS HBG metal including cost and conveyance of all materials to site including cost of cement at site including cost of form work, soft water, labour charges for mixing transporting, laying, and curing concrete, working at depths, tools and plants and maintaining of strutting, etc, complete as per relevent standard specifications for Foot path & Parapet (New construction)

Providing and applying of tack coat over Bituminous surface using bitumen emulsion at the rate of 2.0 Kg/10 sq.m and spraying the bitumen emulsion with spray set over the BT surface after applying primer coat as per MORTH specification 503 preperatory to another construction over it.(Trapezoidal Hump)

Dense Graded Bituminous Macadam-I (Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 percent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects) (100 mm)(Trapezoidal Hump)

Providing and laying of hot applied Thermoplastic compound 2.5 mm. thick including reflectorising glass beads @ 250 gms. per sqm. area, thickness of 2.5mm. is exclusive of surface applie glass beads as per IRC: 35. The finished surface to be level, uniform and free from streakS and holes etc complete as per MORT&H specification No.803

Providing & Fixing Reflective road studs of 'Category A' Raised Pavement markers made out of poly carbonate/ methyl methecrylate/ ABS moulded body confirming to ASTM D 788 and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro-reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers shall also conform to the MORTH circular No RW/NH.33023/10/97-DO.III dt 11.06.97 .The height, width and length shall not be less than 15mm, 90mm and 100mm and with minimum refelective area of 13 Sq.cm on each side and the slope to the base shall be 35+/-5 degree.Each reflector shall have a CIL not less than values specified in Table 2 of said MORTH circular. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19+/-2mm and height not less than 30+/-2 mm) from the body is to be a minimum value of 500 kgf.Fixing will be by drilling holes on the road for the shanks to go inside,without nails and using epoxy resin based adhesive as per manufacture's recommendation and complete as directed by the enginner. The marker shall support a load of 13635 kg tested in accordance with ASTM D4280 and conforming to IRC 35-2015 guide lines and MORT&H specification 804 etc.,complete.

Providing and erecting of Retro - Reflectorised Cautionary, Mandatory and Informatory signs (with definition board) made out of High Intensity Prismatic Grade Sheeting confirming to Type-IV standards of IRC-67: 2012 and ASTM D 4956 –09, specification and fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mmx 25mmx3mm Mild Steel angle and supported on a mild steel angle post 75X75X6mm with a clear height of not less than 2.10m from the ground level to the bottom of the sign board and 0.60m below ground level. The sign post should be painted as per IRC 67-2012 and firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmX45cmX60cm size including cost and conveyance of all materials,equipment, Machinery and labour with all leads and lifts, loading charges necessary for satisfactory completion of the work as directed by the engineer-in-charge. High intensity Retro - Reflectro sheet shall consist of minimum coefficient of Retro-reflection as per Table 6.6 of IRC 67-2012. The retro - reflective sheeting shall be covered under 7 year warranty issued for field performance and a certified copy of three years outdoor exposure report shall be obtained as per IRC 67:2012. (as per MoRT&H Specification No.801) (90 cm equilateral triangle)

Providing and erecting of Direction and Place Identification Retro-reflectorised Sign made out of High Intensity Prismatic Grade Sheeting confirming to Type-IV standards of IRC-67: 2012 and ASTM D 4956 –09, specification and fixed over 2mm thick Aluminium sheet fixed over a back supporting frame of 25mmx25mmx3mm Mild Steel angle and supported on a mild steel angle post 75X75X6mm with a clear height of not less than 2.10m from the ground level to the bottom of the sign board and 0.60m below ground level. The sign post should be painted as per IRC 67-2012 and firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45cmX45cmX60cm size including cost and conveyance of all materials, equipment, Machinery and labour with all leads and lifts, loading charges necessary for satisfactory completion of the work as directed by the engineer- in-charge. High intensity Retro Reflectro sheet shall consist of minimum coefficient of Retro-reflection as per Table 6.6 of IRC 67-2012. The retro- reflective sheeting shall be covered under 7 year warranty issued for field performance and a certified copy of three years outdoor exposure report shall be obtained as per IRC 67:2012. (as per MoRT&H Specification No.801) (Signboard made of retro reflective TYPE IV sheeting ,astm D 4956 specification more than 0.90 sqm) (Rectangle boards)