SPECIAL REPAIR TO INTERNAL ROAD AT ALBERT EKKA ENCLAVE MD ACCN AT PMS UNDER GE PANAGARH

Scarifying or picking gravelled macadam or bituminous macadam surfaces in area exc 400 sqm and depth exc 50 mm but not exceeding 100 mm deep by any means refer SSR Preambles of SSR IC-20043 (Scarifying include over and grading the broken up surface to the proper camber etc. as required) to required gradient and camber, complete all as specified and directed.

M&L 7.5cm thick (compacted thickness) WBM, with coarse aggregates of granite trap and basalt grading 2 (63 to 40mm size) or grading 3 (50 to 20mm size) spread, rolled and consolidated to gradient and camber with 8 to 10 tonne power roller required, complete all as specified and directed. [Note : (i) The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge Works 2013. (ii) Stack measurement of WBM materials brought at site shall be entered in MB as "Not to be abstracted" before payment. (iii) Approved certificate of mixing properties & proportion of qty of WBM materials shall be obtained from GE before execution of work. Payment shall be made only after adherence to the same alongwith submission of road roller register/ log book. (iv) Unit rate quoted by bidder shall inclusive testing charges as above & as per MoRTH & no extra claim against testing charges shall be entertained later on.]

M&L total 15cm thick (in two layers of 7.5cm each) (compacted thickness) WBM, with coarse aggregates of granite trap and basalt grading 2 (63 to 40mm size) or grading 3 (50 to 20mm size) spread, rolled and consolidated to gradient and camber with 8 to 10 tonne power roller required, complete all as specified and directed. [Note : (i) The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge Works 2013. (ii) Stack measurement of WBM materials brought at site shall be entered in MB as "Not to be abstracted" before payment. (iii) Approved certificate of mixing properties & proportion of qty of WBM materials shall be obtained from GE before execution of work. Payment shall be made only after adherence to the same alongwith submission of road roller register/ log book. (iv) Unit rate quoted by bidder shall inclusive testing charges as above & as per MoRTH & no extra claim against testing charges shall be entertained later on.]

Preparation of unsurfaced Water Bound Macadam (WBM)/ Wet Mix Macadam (WMM) surfaces by brushing with wire brushes for removing caked mud, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dust or dirt etc. & M&L & applying evenly a prime coat of cationic Bitumen Emulsion SS1 conforming to IS : 8887 at a rate of application of 0.7 - 1 kg/sqm on surface of WMM/WBM as specified in Table 500-3 of MoRTH specification for Road and Bridge Works 2013, using mechanical sprayer (only road surface), complete all as specified and directed.

M&L premixed bituminous macadam over primed surface of road using paving bitumen VG-30, laid/rolled by 8 to 10 tonne capacity roller and compacted to required gradient and camber (consolidated thickness 75 mm or less including preparation of area before laying of Macadam with mechanical paver), binder contents of premixed macadam shall be 4% by weight of total mix (Design Mix), complete all as specified and directed. [Note : (i) Work shall be executed after approval of design mix of bituminous macadam by GE. (ii) Calibration of Hot Mix Plant shall be submitted to Engr-in-Charge for approval. (iii) Payment shall be made to Contractor after submission of approved design mix, bitumen extraction report, Road Roller register & calibration report. (iv) Exact qty of binder to be used shall be ascertained by Design Mix. (v) Minimum 4% binder shall be used. However, in case more than 4% of binder content is required as per design mix, the same shall be provided by the contractor at no extra cost to dept.]

M&L Bituminous semi dense asphaltic concrete, 40mm consolidated thickness with minimum 5.5% binder with paving bitumen (VG-30) [Mix Design criteria as per SSR Part-I Clause 20.B.2.11, or as per MoRTH by Marshal method (Ref table 500-12 to 500-16)] coarse aggregate, fine aggregate, filler cement (OPC - 43 Gde) as per recommendation of design by weight of total mix from hot mix plant, rolled by with 8 to 12 tonne vibrating (tandom) road roller to confirm uniform surface and compacted to required camber and gradient including preparing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc. and applying evenly a tack coat of rapid setting cationic bitumen emulsion RS-1 conforming to IS : 8887 at a rate of application of 0.2-0.3 kg/sqm on bituminous surface as specified in Table 500-5 of MoRTH Specification for Road and Bridge Works 2013, using mechanical sprayer, complete with mechanical paver, complete all as specified and directed. [Note : (i) Work shall be executed after approval of design mix of semi dense asphaltic concrete by GE. (ii) Calibration of Hot Mix Plant shall be submitted to Engr-in-Charge for approval. (iii) Payment shall be made to Contractor after submission of approved design mix, Bitumen Extraction Report, Road Roller Register & Calibration Report. (iv) Exact qty of binder to be used shall be ascertained by Design Mix. (v) Minimum 5.5% binder shall be used. However, in case more than 5.5% of binder content is required as per design mix, the same shall be provided by the contractor at no extra cost to dept. (vi) All testing charges shall include in unit rate quoted by bidder.]

M&L preparing bituminous surfaces of road by cleaning and preparing the road surface and making good the road marking location and marking / applying 2.5 mm thick white or golden yellow reflective hot thermoplastic road marking paint (Hot application) for centre lines, stop lines, dashes, arrows etc. and the like n. exc 10cm wide on roads pavements confirming to BS 3262-1989 laid down through modern propelled road marking machine in a layer of CRYSTALEX with special applicator machine filled with profile shoe, glass beads dispenser, propane tank heaters and profile shoe heater driven by skilled operator on road stripes as per MoRTH specifications, through modern propelled road marking machine in a layer all as per manufacturers instruction and use of all ingredients such as binder, glass beads, titanium dioxide, calcium carbonate, interfiller thermoplastic required for glass beads per sqm by incorporating the white/ yellow beads for reflectivity in 100 mm width, complete all as specified and directed.

S&F in repairs metal retro-reflective Tubular Delineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe/ post of 1010 mm height duly powder coated (minimum 40 micron) and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including supply and providing of embedding in PCC 1:2:4 (150 x 150 x 300mm) type B1, complete all as specified and directed. [Note : Delineators shall be made from Class-C full cube corner, micro-prismetic, non metallic, retro-reflective sheets, should meet the reflective value requirement of type XI sheeting specifications as per IRC-67 & meeting the Co-efficient of retro-reflection values as per ASTMD 4956 table specification.]

S&F in repairs Cat Eyes aluminium alloy body pavement marker two way reflective of minimum size (100 to 110mm) x (100 to 130)mm x (24 to 30)mm with aluminium alloy body with micro prismatic lens type technology with reflective lens to be fixed epoxy resin adhesive after cleaning the surface and reflective panels Amber/Red/White the help adhesive and screws, complete all as specified and directed.

S&F in repairs sparkle Solar Road Studs unbreakable made out of Acrylonitrile Butadiene Styrene (ABS) materials and weather proof Aluminium Alloy shell di-cast housing mat finished anti twisted ribs on the bottom anchor of size 125mm x 125mm x 25mm (including shank 65mm) both side reflector, and solar battery 1.2V 1600 MA (Mi-Cd) rechargeable solar panel 0.3 W light source 6 pcs super bright LED with stem in replacement with automatic dark to dawn solar suit, view distance upto 10000 to 18000 mcd (milicandela), bearable weight 10 tonne (approx) with bright LEDs as light source complete with integrated battery, sensor optics and solar cell to ensure enerty saving stand along operations including one steel pipe of 8mm dia and 50mm long and 2 component epoxy (hardener & resin), quartz sand for fixing the road stud surface, complete all as specified and directed.